Filing Details

Accession Number:
0001193125-24-081657
Form Type:
13G Filing
Publication Date:
2024-03-28 20:00:00
Filed By:
Frazier Life Sciences Public Fund, L.p.
Company:
Puma Biotechnology Inc. (NYSE:PBYI)
Filing Date:
2024-03-29
SEC Url:
13G Filing
Ownership Summary

Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.

Name Sole Voting Power Shared Voting Power Sole Dispositive Power Shared Dispositive Power Aggregate Amount Owned Power Percent of Class
Frazier Life Sciences Public Fund 0 1,295,100 0 1,295,100 1,295,100 2.7%
FHMLSP 0 1,295,100 0 1,295,100 1,295,100 2.7%
FHMLSP 0 1,295,100 0 1,295,100 1,295,100 2.7%
Frazier Life Sciences Public Overage Fund 0 639,055 0 639,055 639,055 1.3%
FHMLSP Overage 0 639,055 0 639,055 639,055 1.3%
FHMLSP Overage 0 639,055 0 639,055 639,055 1.3%
Frazier Life Sciences X 0 244,177 0 244,177 244,177 0.5%
FHMLS X 0 244,177 0 244,177 244,177 0.5%
FHMLS X 0 244,177 0 244,177 244,177 0.5%
Frazier Life Sciences XI 0 453,381 0 453,381 453,381 0.9%
FHMLS XI 0 453,381 0 453,381 453,381 0.9%
FHMLS XI 0 453,381 0 453,381 453,381 0.9%
James N. Topper 0 2,631,713 0 2,631,713 2,631,713 5.4%
Patrick J. Heron 0 2,631,713 0 2,631,713 2,631,713 5.4%
Albert Cha 0 1,934,155 0 1,934,155 1,934,155 4.0%
James Brush 0 1,934,155 0 1,934,155 1,934,155 4.0%
Daniel Estes 0 453,381 0 453,381 453,381 0.9%
Filing

 

 

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

 

 

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No.   )*

 

 

Puma Biotechnology, Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

74587V107

(CUSIP Number)

March 25, 2024

(Date of Event Which Requires Filing of this Statement)

 

 

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

☐ Rule 13d-1(b)

☒ Rule 13d-1(c)

☐ Rule 13d-1(d)

 

*

The remainder of this cover page shall be filled out for a reporting persons initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be filed for the purpose of Section 18 of the Securities Exchange Act of 1934 (Act) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

 

 

 


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

Frazier Life Sciences Public Fund, L.P.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

1,295,100 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

1,295,100 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

1,295,100 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

2.7% (2)

12.  

 Type of Reporting Person (see instructions)

 

PN

 

(1)

Consists of 1,295,100shares of Common Stock held directly by Frazier Life Sciences Public Fund, L.P. FHMLSP, L.P. is the general partner of Frazier Life Sciences Public Fund, L.P. and FHMLSP, L.L.C. is the general partner of FHMLSP, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Fund, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 FHMLSP, L.P.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

1,295,100 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

1,295,100 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

1,295,100 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

2.7% (2)

12.  

 Type of Reporting Person (see instructions)

 

PN

 

(1)

Consists of 1,295,100shares of Common Stock held directly by Frazier Life Sciences Public Fund, L.P. FHMLSP, L.P. is the general partner of Frazier Life Sciences Public Fund, L.P. and FHMLSP, L.L.C. is the general partner of FHMLSP, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Fund, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 FHMLSP, L.L.C.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

1,295,100 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

1,295,100 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

1,295,100 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

2.7% (2)

12.  

 Type of Reporting Person (see instructions)

 

 OO

 

(1)

Consists of 1,295,100shares of Common Stock held directly by Frazier Life Sciences Public Fund, L.P. FHMLSP, L.P. is the general partner of Frazier Life Sciences Public Fund, L.P. and FHMLSP, L.L.C. is the general partner of FHMLSP, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Fund, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 Frazier Life Sciences Public Overage Fund, L.P.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

639,055 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 639,055 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 639,055 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

1.3% (2)

12.  

 Type of Reporting Person (see instructions)

 

 PN

 

(1)

Consists of 639,055shares of Common Stock held directly by Frazier Life Sciences Public Overage Fund, L.P. FHMLSP Overage, L.P. is the general partner of Frazier Life Sciences Public Overage Fund, L.P. and FHMLSP Overage, L.L.C. is the general partner of FHMLSP Overage, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP Overage, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Overage Fund, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 FHMLSP Overage, L.P.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

639,055 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 639,055 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 639,055 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

1.3% (2)

12.  

 Type of Reporting Person (see instructions)

 

 PN

 

(1)

Consists of 639,055shares of Common Stock held directly by Frazier Life Sciences Public Overage Fund, L.P. FHMLSP Overage, L.P. is the general partner of Frazier Life Sciences Public Overage Fund, L.P. and FHMLSP Overage, L.L.C. is the general partner of FHMLSP Overage, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP Overage, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Overage Fund, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 FHMLSP Overage, L.L.C.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

639,055 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 639,055 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 639,055 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

1.3% (2)

12.  

 Type of Reporting Person (see instructions)

 

 OO

 

(1)

Consists of 639,055shares of Common Stock held directly by Frazier Life Sciences Public Overage Fund, L.P. FHMLSP Overage, L.P. is the general partner of Frazier Life Sciences Public Overage Fund, L.P. and FHMLSP Overage, L.L.C. is the general partner of FHMLSP Overage, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP Overage, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Overage Fund, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 Frazier Life Sciences X, L.P.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 244,177 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 244,177 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 244,177 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

0.5% (2)

12.  

 Type of Reporting Person (see instructions)

 

 PN

 

(1)

Consists of 244,177shares of Common Stock held directly by Frazier Life Sciences X, L.P. FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick J. Heron and James N. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences X, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 FHMLS X, L.P.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 244,177 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 244,177 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 244,177 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

0.5% (2)

12.  

 Type of Reporting Person (see instructions)

 

 PN

 

(1)

Consists of 244,177shares of Common Stock held directly by Frazier Life Sciences X, L.P. FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick J. Heron and James N. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences X, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 FHMLS X, L.L.C.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 244,177 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 244,177 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 244,177 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

0.5% (2)

12.  

 Type of Reporting Person (see instructions)

 

 OO

 

(1)

Consists of 244,177shares of Common Stock held directly by Frazier Life Sciences X, L.P. FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick J. Heron and James N. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences X, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 Frazier Life Sciences XI, L.P.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 453,381 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 453,381 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 453,381 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

0.9% (2)

12.  

 Type of Reporting Person (see instructions)

 

 PN

 

(1)

Consists of 453,381shares of Common Stock held directly by Frazier Life Sciences XI, L.P. FHMLS XI, L.P. is the general partner of Frazier Life Sciences XI, L.P. and FHMLS XI, L.L.C. is the general partner of FHMLS XI, L.P. Patrick J. Heron, James N. Topper and Daniel Estes are the members of FHMLS XI, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences XI, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 FHMLS XI, L.P.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 453,381 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 453,381 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 453,381 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

0.9% (2)

12.  

 Type of Reporting Person (see instructions)

 

 PN

 

(1)

Consists of 453,381shares of Common Stock held directly by Frazier Life Sciences XI, L.P. FHMLS XI, L.P. is the general partner of Frazier Life Sciences XI, L.P. and FHMLS XI, L.L.C. is the general partner of FHMLS XI, L.P. Patrick J. Heron, James N. Topper and Daniel Estes are the members of FHMLS XI, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences XI, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 FHMLS XI, L.L.C.

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

Delaware

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 453,381 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 453,381 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 453,381 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

0.9% (2)

12.  

 Type of Reporting Person (see instructions)

 

 OO

 

(1)

Consists of 453,381shares of Common Stock held directly by Frazier Life Sciences XI, L.P. FHMLS XI, L.P. is the general partner of Frazier Life Sciences XI, L.P. and FHMLS XI, L.L.C. is the general partner of FHMLS XI, L.P. Patrick J. Heron, James N. Topper and Daniel Estes are the members of FHMLS XI, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences XI, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 James N. Topper

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

United States Citizen

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 2,631,713 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 2,631,713 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 2,631,713 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

5.4% (2)

12.  

 Type of Reporting Person (see instructions)

 

 IN

 

(1)

Consists of (i) 1,295,100shares of Common Stock held directly by Frazier Life Sciences Public Fund, L.P., (ii) 639,055shares of Common Stock held directly by Frazier Life Sciences Public Overage Fund, L.P., (iii) 244,177shares of Common Stock held directly by Frazier Life Sciences X, L.P., and (iv) 453,381shares of Common Stock held directly by Frazier Life Sciences XI, L.P. FHMLSP, L.P. is the general partner of Frazier Life Sciences Public Fund, L.P. and FHMLSP, L.L.C. is the general partner of FHMLSP, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Fund, L.P. FHMLSP Overage, L.P. is the general partner of Frazier Life Sciences Public Overage Fund, L.P. and FHMLSP Overage, L.L.C. is the general partner of FHMLSP Overage, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP Overage, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Overage Fund, L.P. FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick J. Heron and James N. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences X, L.P. FHMLS XI, L.P. is the general partner of Frazier Life Sciences XI, L.P. and FHMLS XI, L.L.C. is the general partner of FHMLS XI, L.P. Patrick J. Heron, James N. Topper and Daniel Estes are the members of FHMLS XI, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences XI, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 Patrick J. Heron

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

 United States Citizen

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 2,631,713 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 2,631,713 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 2,631,713 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

5.4% (2)

12.  

 Type of Reporting Person (see instructions)

 

 IN

 

(1)

Consists of (i) 1,295,100shares of Common Stock held directly by Frazier Life Sciences Public Fund, L.P., (ii) 639,055shares of Common Stock held directly by Frazier Life Sciences Public Overage Fund, L.P., (iii) 244,177shares of Common Stock held directly by Frazier Life Sciences X, L.P., and (iv) 453,381shares of Common Stock held directly by Frazier Life Sciences XI, L.P. FHMLSP, L.P. is the general partner of Frazier Life Sciences Public Fund, L.P. and FHMLSP, L.L.C. is the general partner of FHMLSP, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Fund, L.P. FHMLSP Overage, L.P. is the general partner of Frazier Life Sciences Public Overage Fund, L.P. and FHMLSP Overage, L.L.C. is the general partner of FHMLSP Overage, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP Overage, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Overage Fund, L.P. FHMLS X, L.P. is the general partner of Frazier Life Sciences X, L.P. and FHMLS X, L.L.C. is the general partner of FHMLS X, L.P. Patrick J. Heron and James N. Topper are the members of FHMLS X, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences X, L.P. FHMLS XI, L.P. is the general partner of Frazier Life Sciences XI, L.P. and FHMLS XI, L.L.C. is the general partner of FHMLS XI, L.P. Patrick J. Heron, James N. Topper and Daniel Estes are the members of FHMLS XI, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences XI, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 Albert Cha

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

 United States Citizen

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 1,934,155 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 1,934,155 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 1,934,155 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

4.0% (2)

12.  

 Type of Reporting Person (see instructions)

 

 IN

 

(1)

Consists of (i) 1,295,100shares of Common Stock held directly by Frazier Life Sciences Public Fund, L.P., and (ii) 639,055shares of Common Stock held directly by Frazier Life Sciences Public Overage Fund, L.P. FHMLSP, L.P. is the general partner of Frazier Life Sciences Public Fund, L.P. and FHMLSP, L.L.C. is the general partner of FHMLSP, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Fund, L.P. FHMLSP Overage, L.P. is the general partner of Frazier Life Sciences Public Overage Fund, L.P. and FHMLSP Overage, L.L.C. is the general partner of FHMLSP Overage, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP Overage, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Overage Fund, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 James Brush

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

 United States Citizen

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 1,934,155 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 1,934,155 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 1,934,155 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

4.0% (2)

12.  

 Type of Reporting Person (see instructions)

 

 IN

 

(1)

Consists of (i) 1,295,100shares of Common Stock held directly by Frazier Life Sciences Public Fund, L.P., and (ii) 639,055shares of Common Stock held directly by Frazier Life Sciences Public Overage Fund, L.P. FHMLSP, L.P. is the general partner of Frazier Life Sciences Public Fund, L.P. and FHMLSP, L.L.C. is the general partner of FHMLSP, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Fund, L.P. FHMLSP Overage, L.P. is the general partner of Frazier Life Sciences Public Overage Fund, L.P. and FHMLSP Overage, L.L.C. is the general partner of FHMLSP Overage, L.P. Patrick J. Heron, James N. Topper, Albert Cha and James Brush are the members of FHMLSP Overage, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences Public Overage Fund, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


CUSIP No. 74587V107

 

 1.   

 Names of Reporting Persons

 

 Daniel Estes

 2.  

 Check the Appropriate Box if a Member of a Group (see instructions)

 (a) ☐  (b) ☒

 

 3.  

 SEC USE ONLY

 

 4.  

 Citizenship or Place of Organization

 

 United States Citizen

Number of

Shares  Beneficially 

Owned by

Each

Reporting

Person

With:

   5.   

 Sole Voting Power

 

0 shares

   6.  

 Shared Voting Power

 

 453,381 shares (1)

   7.  

 Sole Dispositive Power

 

 0 shares

   8.  

 Shared Dispositive Power

 

 453,381 shares (1)

 9.   

 Aggregate Amount Beneficially Owned by Each Reporting Person

 

 453,381 shares (1)

10.  

 Check if the Aggregate Amount in Row (9) Excludes Certain Shares (see instructions)

 

 ☐

11.  

 Percent of Class Represented by Amount in Row 9

 

0.9% (2)

12.  

 Type of Reporting Person (see instructions)

 

 IN

 

(1)

Consists of 453,381shares of Common Stock held directly by Frazier Life Sciences XI, L.P. FHMLS XI, L.P. is the general partner of Frazier Life Sciences XI, L.P. and FHMLS XI, L.L.C. is the general partner of FHMLS XI, L.P. Patrick J. Heron, James N. Topper and Daniel Estes are the members of FHMLS XI, L.L.C. and therefore share voting and investment power over the shares held by Frazier Life Sciences XI, L.P.

(2)

Based on 48,207,162 shares of Common Stock outstanding on February 26, 2024, as set forth in the Issuers Form 10-K as filed with the SEC on February 29, 2024.


Item 1(a).    Name of Issuer: Puma Biotechnology, Inc.
Item 1(b).    Address of Issuers Principal Executive Offices: 10880 Wilshire Boulevard, Suite 2150, Los Angeles, CA 90024

Item 2(a).

 

  

Name of Person Filing:

 

The entities and persons filing this statement (collectively, the Reporting Persons) are:

 

Frazier Life Sciences Public Fund, L.P. (FLSPF)

FHMLSP, L.P.

FHMLSP, L.L.C.

Frazier Life Sciences Public Overage Fund, L.P. (FLSPOF)

FHMLSP Overage, L.P.

FHMLSP Overage, L.L.C.

Frazier Life Sciences XI, L.P. (FLS XI)

FHMLS XI, L.P.

FHMLS XI, L.L.C.

Frazier Life Sciences X, L.P. (FLS X)

FHMLS X, L.P.

FHMLS X, L.L.C.

James N. Topper (Topper)

Patrick J. Heron (Heron)

Albert Cha (Cha)

James Brush (Brush)

Daniel Estes (Estes and together with Topper, Heron, Cha and Brush, the Members)

Item 2(b).

 

  

Address of Principal Business Office or, if none, Residence:

 

The address and principal business office of the Reporting Persons is:

 

c/o Frazier Life Sciences Management, L.P.

1001 Page Mill Rd, Building 4, Suite B

Palo Alto, CA 94304

Item 2(c).

 

  

Citizenship:

 

Entities:    FLSPF    -    Delaware, U.S.A.
   FHMLSP, L.P.    -    Delaware, U.S.A.
   FHMLSP, L.L.C.    -    Delaware, U.S.A.
   FLSPOF    -    Delaware, U.S.A.
   FHMLSP Overage, L.P.    -    Delaware, U.S.A.
   FHMLSP, L.L.C.    -    Delaware, U.S.A.
   FLS XI    -    Delaware, U.S.A.
   FHMLS XI, L.P.    -    Delaware, U.S.A.
   FHMLS XI, L.L.C.    -    Delaware, U.S.A.
   FLS X    -    Delaware, U.S.A.
   FHMLS X, L.P.    -    Delaware, U.S.A.
   FHMLS X, L.L.C.    -    Delaware, U.S.A.
Individuals:    Topper    -    United States Citizen
   Heron    -    United States Citizen
   Cha    -    United States Citizen
   Brush    -    United States Citizen
   Estes    -    United States Citizen
Item 2(d).    Title of Class of Securities: Common Stock
Item 2(e).    CUSIP Number: 74587V107
Item 3.    If this statement is filed pursuant to §§240.13d-1(b), or 240.13d-2(b) or (c), check whether the person filing is a:
(a)       Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78o);

(b)       Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)       Insurance company as defined in section 3(a)19) of the Act (15 U.S.C. 78c);
(d)       Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)       An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
(f)       An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
(g)       A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);
(h)       A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)       A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)       A non-U.S. institution in accordance with §240.13d1(b)(1)(ii)(J);
(k)       Group, in accordance with §240.13d1(b)(1)(ii)(K).
      If filing as a non-U.S. institution in accordance with §240.13d1(b)(1)(ii)(J), please specify the type of institution: ____
Item 4.    Ownership
Provide the following information regarding the aggregate number and percentage of the class of securities of the Issuer identified in Item 1.

(a)   Amount Beneficially Owned: See Row 9 of cover page for each Reporting Person.

(b)  Percent of Class: See Row 11 of cover page for each Reporting Person

(c)   Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote: See Row 5 of cover page for each Reporting Person.

(ii)  Shared power to vote or to direct the vote: See Row 6 of cover page for each Reporting Person.

(iii)  Sole power to dispose or to direct the disposition of: See Row 7 of cover page for each Reporting Person.

(iv) Shared power to dispose or to direct the disposition of: See Row 8 of cover page for each Reporting Person.

Item 5.    Ownership of 5 Percent or Less of a Class
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than 5 percent of the class of securities, check the following ☐.
Item 6.    Ownership of More than 5 Percent on Behalf of Another Person
Not applicable.
Item 7.    Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person.
Not applicable.
Item 8.    Identification and Classification of Members of the Group
Each member of the group is identified on Exhibit A to this Schedule 13G amendment.
Item 9.    Notice of Dissolution of a Group
Not applicable.
Item 10.    Certification
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

 

Date: March 29, 2024       FRAZIER LIFE SCIENCES PUBLIC FUND, L.P.
    By: FHMLSP, L.P., its General Partner
    By: FHMLSP, L.L.C., its General Partner
    By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024     FHMLSP, L.P.
    By: FHMLSP, L.L.C., its General Partner
    By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024     FHMLSP, L.L.C.
    By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024     FRAZIER LIFE SCIENCES PUBLIC OVERAGE FUND, L.P.
    By: FHMLSP Overage, L.P., its General Partner
    By: FHMLSP Overage, L.L.C., its General Partner
    By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024     FHMLSP OVERAGE, L.P.
    By FHMLSP Overage, L.L.C., its General Partner
    By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024     FHMLSP OVERAGE, L.L.C.
    By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024     FRAZIER LIFE SCIENCES XI, L.P.
    By: FHMLS XI, L.P., its General Partner
    By: FHMLS XI, L.L.C., its General Partner
    By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024     FHMLS XI, L.P.
    By: FHMLS XI, L.L.C., its General Partner
    By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer

Date: March 29, 2024       FHMLS XI, L.L.C.
        By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024       FRAZIER LIFE SCIENCES X, L.P.
        By:   FHMLS X, L.P., its General Partner
        By:   FHMLS X, L.L.C., its General Partner
        By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024       FHMLS X, L.P.
        By:   FHMLS X, L.L.C., its General Partner
        By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024       FHMLS X, L.L.C.
        By:  

/s/ Steve R. Bailey

      Steve R. Bailey, Chief Financial Officer
Date: March 29, 2024     By:  

*

      James N. Topper
Date: March 29, 2024     By:  

*

      Patrick J. Heron
Date: March 29, 2024     By:  

**

      Albert Cha
Date: March 29, 2024     By:  

**

      James Brush
Date: March 29, 2024     By:  

***

      Daniel Estes
Date: March 29, 2024     By:  

/s/ Steve R. Bailey

      Steve R. Bailey, as Attorney-in-Fact

 

*

This Schedule 13G was executed by Steve R. Bailey on behalf of the individuals listed above pursuant to a Power of Attorney, a copy of which was filed with the SEC on March 29, 2016.

**

This Schedule 13G was executed by Steve R. Bailey on behalf of the individuals listed above pursuant to a Power of Attorney, a copy of which was filed with the SEC on August 16, 2021.

***

This Schedule 13G was executed by Steve R. Bailey on behalf of the individual listed above pursuant to a Power of Attorney, a copy of which was filed with the SEC on April 18, 2022.


Exhibit Index

Exhibit A - Agreement regarding filing of joint Schedule 13G.