Insider Transactions Reported by 20 Insiders of Harpoon Therapeutics, Inc.

Location
South San Francisco, CA

There are no Buy or Sell transactions made by insiders since 12 Mar 2025

Harpoon Therapeutics, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Ansbert Gadicke 10%+ Owner $145,546,185 28 May 2021
New Leaf Ventures III, L.P. 10%+ Owner $21,018,780 11 Jan 2021
Joanne L. Viney Director $483,644 01 Apr 2023
Alan Colowick Director $378,488 01 Apr 2023
Merck & Co., Inc. 10%+ Owner $23,000 11 Mar 2024
Mark Chin Director $0 08 Mar 2024
James B. Bucher Chief Legal Officer 11 Mar 2024
Holger Wesche Chief Scientific Officer 28 Jan 2022
LAUREN P. SILVERNAIL Director 11 Mar 2024
Andrew R. Robbins Director 11 Mar 2024
Leaf Biopharma Opportunities II L.P. New Director, 10%+ Owner 11 Mar 2024
Natalie Sacks Chief Medical Officer 28 Jan 2022
JONATHAN G. DRACHMAN Director 08 Mar 2024
RONALD HUNT Director, 10%+ Owner 08 Mar 2024
Luke Nathaniel Walker Chief Medical Officer 11 Mar 2024
JOSEPH S. BAILES Director 11 Mar 2024
Scott Dunseth Myers Director 11 Mar 2024
JULIA MARIE EASTLAND President and CEO, Director 11 Mar 2024
Georgia Erbez Chief Financial Officer 28 Jan 2022
Frank J. Lanza Principal Fin. & Acctng Ofc. 11 Mar 2024

Recent Insider Transactions by Companies or Individuals for Harpoon Therapeutics, Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Mark Chin Common Stock Disposed to Issuer -100% -13,224 0 11 Mar 2024 Direct
Mark Chin Director Stock Option (Right to Buy) Disposed to Issuer -100% -8,563 0 11 Mar 2024 Direct
Merck & Co., Inc. Common Stock, par value $0.0001 Purchase $492,135,715 $23.00 21,397,205 1,000 11 Mar 2024 See Footnote
Luke Nathaniel Walker Common Stock Disposed to Issuer -100% -135,000 0 11 Mar 2024 Direct
Luke Nathaniel Walker Employee Stock Option (Right to Buy) Disposed to Issuer -100% -40,500 0 11 Mar 2024 Direct
James B. Bucher Employee Stock Option (Right to Buy) Disposed to Issuer -100% -110,000 0 11 Mar 2024 Direct
Frank J. Lanza Common Stock Disposed to Issuer -100% -18,734 0 11 Mar 2024 Direct
Frank J. Lanza Employee Stock Option (Right to Buy) Disposed to Issuer -100% -15,142 0 11 Mar 2024 Direct
Andrew R. Robbins Common Stock Disposed to Issuer -100% -5,000 0 11 Mar 2024 Direct
Andrew R. Robbins Director Stock Option (Right to Buy) Disposed to Issuer -100% -3,316 0 11 Mar 2024 Direct
JONATHAN G. DRACHMAN Common Stock Disposed to Issuer -100% -5,415 0 11 Mar 2024 Direct
JONATHAN G. DRACHMAN Director Stock Option (Right to Buy) Disposed to Issuer -100% -8,847 0 11 Mar 2024 Direct
JULIA MARIE EASTLAND Common Stock Disposed to Issuer -100% -269,381 0 11 Mar 2024 Direct
JULIA MARIE EASTLAND Common Stock Award 13.1% 31,250 269,381 11 Mar 2024 Direct
JULIA MARIE EASTLAND Employee Stock Option (Right to Buy) Disposed to Issuer -100% -43,524 0 11 Mar 2024 Direct
Scott Dunseth Myers Common Stock Disposed to Issuer -100% -22,665 0 11 Mar 2024 Direct
Scott Dunseth Myers Director Stock Option (Right to Buy) Disposed to Issuer -100% -6,633 0 11 Mar 2024 Direct
Leaf Biopharma Opportunities II L.P. New 8.000% Series A Redeemable Preferred Stock Disposed to Issuer -100% -10,000 0 11 Mar 2024 Direct
Leaf Biopharma Opportunities II L.P. New Common Stock Disposed to Issuer -100% -395,783 0 11 Mar 2024 See Footnote
Leaf Biopharma Opportunities II L.P. New Common Stock Disposed to Issuer -100% -1,463,386 0 11 Mar 2024 Direct
Leaf Biopharma Opportunities II L.P. New Common Stock Warrant (Right to Buy) Disposed to Issuer -100% -771,750 0 11 Mar 2024 See Footnote
Leaf Biopharma Opportunities II L.P. New Common Stock Warrant (Right to Buy) Disposed to Issuer -100% -299,430 0 11 Mar 2024 Direct
RONALD HUNT 8.000% Series A Redeemable Preferred Stock Disposed to Issuer -100% -10,000 0 11 Mar 2024 See Footnote
RONALD HUNT Common Stock Disposed to Issuer -100% -1,859,169 0 11 Mar 2024 See Footnote
RONALD HUNT Common Stock Disposed to Issuer -100% -13,224 0 11 Mar 2024 Direct
RONALD HUNT Director Stock Option (Right to Buy) Disposed to Issuer -100% -8,563 0 11 Mar 2024 Direct
RONALD HUNT Common Stock Warrant (Right to Buy) Disposed to Issuer -100% -1,071,180 0 11 Mar 2024 See Footnote
LAUREN P. SILVERNAIL Common Stock Disposed to Issuer -100% -5,000 0 11 Mar 2024 Direct
LAUREN P. SILVERNAIL Director Stock Option (Right to Buy) Disposed to Issuer -100% -4,333 0 11 Mar 2024 Direct
JOSEPH S. BAILES Common Stock Disposed to Issuer -100% -5,000 0 11 Mar 2024 Direct
JOSEPH S. BAILES Director Stock Option (Right to Buy) Disposed to Issuer -100% -6,458 0 11 Mar 2024 Direct
Mark Chin Common Stock Award 3.31% 424 13,224 08 Mar 2024 Direct
JONATHAN G. DRACHMAN Common Stock Award 8.3% 415 5,415 08 Mar 2024 Direct
RONALD HUNT Common Stock Award 3.31% 424 13,224 08 Mar 2024 Direct
Luke Nathaniel Walker Common Stock Award 575% 115,000 135,000 07 Jan 2024 Direct
Frank J. Lanza Common Stock Award 446.2% 15,000 18,362 07 Jan 2024 Direct
JULIA MARIE EASTLAND Common Stock Award 333.6% 178,500 232,003 07 Jan 2024 Direct
Scott Dunseth Myers Common Stock Award 9.93% 2,048 22,666 01 Jan 2024 Direct
RONALD HUNT Common Stock Award 9.14% 1,072 12,801 01 Jan 2024 Direct
Mark Chin Common Stock Award 9.14% 1,072 12,801 01 Jan 2024 Direct
James B. Bucher Employee Stock Option (Right to Buy) Award 110,000 110,000 21 Dec 2023 Direct
LAUREN P. SILVERNAIL Common Stock Award 5,000 5,000 27 Nov 2023 Direct
Andrew R. Robbins Common Stock Award 5,000 5,000 27 Nov 2023 Direct
Scott Dunseth Myers Common Stock Award 32% 5,000 20,618 27 Nov 2023 Direct
RONALD HUNT Common Stock Award 74.3% 5,000 11,729 27 Nov 2023 Direct
JONATHAN G. DRACHMAN Common Stock Award 5,000 5,000 27 Nov 2023 Direct
Mark Chin Common Stock Award 74.3% 5,000 11,729 27 Nov 2023 Direct
JOSEPH S. BAILES Common Stock Award 5,000 5,000 27 Nov 2023 Direct
Luke Nathaniel Walker Common Stock Award 20,000 20,000 26 Nov 2023 Direct
Frank J. Lanza Common Stock Award 146.8% 2,000 3,362 26 Nov 2023 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.