Filing Details

Accession Number:
0001626199-23-000134
Form Type:
4
Zero Holdings:
No
Publication Time:
2023-12-12 21:02:36
Reporting Period:
2023-12-08
Accepted Time:
2023-12-12 21:02:36
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1626199 Alpine Immune Sciences Inc. ALPN () 4
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1242882 Mitchell Gold C/O Alpine Immune Sciences, Inc.
188 East Blaine Street, Suite 200
Seattle WA 98102
Executive Chairman And Ceo 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 2023-12-08 8,067 $17.08 101,320 No 4 S Direct
Common Stock Disposition 2023-12-11 68,870 $17.26 32,450 No 4 S Direct
Common Stock Disposition 2023-12-12 32,450 $17.32 0 No 4 S Direct
Common Stock Acquisiton 2023-12-12 8,613 $0.45 8,613 No 4 M Direct
Common Stock Disposition 2023-12-12 8,613 $17.32 0 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
No 4 S Direct
No 4 S Direct
No 4 M Direct
No 4 S Direct
Reported Derivative Transactions
Sec. Name Sec. Type Acquisiton - Disposition Date Amount Price Amount - 2 Price - 2
Common Stock Stock Option (Right to buy) Disposition 2023-12-12 8,613 $0.00 8,613 $0.45
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
42,629 2025-12-15 No 4 M Direct
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Common Stock 2,600,980 Indirect Alpine ImmunoSciences, L.P.
Footnotes
  1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 30, 2023.
  2. This transaction was executed in multiple trades at prices ranging from $17.00 to $17.25. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
  3. This transaction was executed in multiple trades at prices ranging from $17.00 to $17.75. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
  4. This transaction was executed in multiple trades at prices ranging from $17.00 to $17.56. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
  5. Alpine BioVentures GP, LLC is the general partner of Alpine ImmunoSciences, L.P. Dr. Gold is a Managing Partner of Alpine BioVentures GP, LLC. Dr. Gold is also a limited partner of Alpine ImmunoSciences, L.P. By virtue of such relationships, Dr. Gold may be deemed to have voting and investment power with respect to the shares held by Alpine ImmunoSciences, L.P. and as a result may be deemed to have beneficial ownership of such shares.
  6. The Reporting Person disclaims beneficial ownership of the shares of common stock reported herein except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.
  7. 100% of the shares underlying the option were fully vested as of January 16, 2019.