Filing Details

Accession Number:
0001209191-21-063451
Form Type:
4
Zero Holdings:
No
Publication Time:
2021-11-08 18:39:45
Reporting Period:
2021-11-04
Accepted Time:
2021-11-08 18:39:45
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1653087 Alector Inc. ALEC Biological Products, (No Disgnostic Substances) (2836) 822933343
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1757770 Arnon Rosenthal C/O Alector, Inc.
131 Oyster Point Blvd, Suite 600
South San Francisco CA 94080
Chief Executive Officer Yes Yes No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Disposition 2021-11-04 55,000 $25.00 2,247,875 No 4 S Indirect See footnote
Common Stock Disposition 2021-11-04 15,000 $25.00 697,500 No 4 S Indirect See footnote
Common Stock Disposition 2021-11-04 15,000 $25.00 697,500 No 4 S Indirect See footnote
Common Stock Disposition 2021-11-04 15,000 $25.00 697,500 No 4 S Indirect See footnote
Common Stock Disposition 2021-11-05 55,000 $25.00 2,192,875 No 4 S Indirect See footnote
Common Stock Disposition 2021-11-05 15,000 $25.00 682,500 No 4 S Indirect See footnote
Common Stock Disposition 2021-11-05 15,000 $25.00 682,500 No 4 S Indirect See footnote
Common Stock Disposition 2021-11-05 15,000 $25.00 682,500 No 4 S Indirect See footnote
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Indirect See footnote
No 4 S Indirect See footnote
No 4 S Indirect See footnote
No 4 S Indirect See footnote
No 4 S Indirect See footnote
No 4 S Indirect See footnote
No 4 S Indirect See footnote
No 4 S Indirect See footnote
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Common Stock 1,455,226 Direct
Footnotes
  1. The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan.
  2. The reported securities are held directly by The Rosenthal Family Revocable Trust Dated November 4, 1994, as restated on June 9, 1999, for which the Reporting Person serves as trustee.
  3. The reported securities are held directly by the Adi Rosenthal 2007 Trust dated March 27, 2007, for which the Reporting Person serves as trustee.
  4. The reported securities are held directly by the Noam Rosenthal 2007 Trust dated March 27, 2007, for which the Reporting Person serves as trustee.
  5. The reported securities are held directly by the Shani Rosenthal 2007 Trust dated March 27, 2007, for which the Reporting Person serves as trustee.