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Filing Details

Accession Number:: 0001209191-21-035558
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2021-05-24 20:11:52
Reporting Period:: 2021-05-21

Accepted Time:: 2021-05-24 20:11:52
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1708493	Harpoon Therapeutics Inc.	HARP	()	4

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1134655	Ansbert Gadicke	C/O Mpm Capital 450 Kendall Street Cambridge MA 02142	No	No	Yes	No
1687078	Mpm Oncology Impact Management Lp	C/O Mpm Capital 450 Kendall Street Cambridge MA 02142	No	No	Yes	No
1691428	L.p. Fund Impact Oncology Ubs	C/O Mpm Capital 450 Kendall Street Cambridge MA 02142	No	No	Yes	No
1721035	Mpm Oncology Impact Management Gp Llc	C/O Mpm Capital 450 Kendall Street Cambridge MA 02142	No	No	Yes	No
1721036	L.p. Management (Cayman) Fund Impact Oncology	C/O Mpm Capital 450 Kendall Street Cambridge MA 02142	No	No	Yes	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2021-05-21	10,907	$20.21	6,407,748	No	4	S	Indirect	See Footnote
Common Stock	Disposition	2021-05-24	5,000	$20.12	6,402,748	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

Footnotes

Transaction effected pursuant to a plan established pursuant to Rule 10b5-1 on 3/16/2021.
The shares were sold as follows: 9,587 by UBS Oncology Impact Fund, L.P. ("UBS Oncology") and 1,320 by MPM Asset Management LLC ("AM LLC").
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.95 to $20.42 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
The shares are held as follows: 2,657,097 by MPM BioVentures 2014, L.P. ("BV 2014"), 152,470 by MPM BioVentures 2014(B), L.P. ("BV 2014(B)"), 96,376 by MPM Asset Management Investors BV2014 LLC ("AM BV2014"), 235,085 by AM LLC and 3,266,720 by UBS Oncology. MPM BioVentures 2014 GP LLC and MPM BioVentures 2014 LLC ("BV LLC") are the direct and indirect general partners of BV 2014 and BV 2014(B). MPM Oncology Impact Management GP LLC ("Oncology GP LLC") is the General Partner of MPM Oncology Impact Management LP, the General Partner of Oncology Impact Fund (Cayman) Management L.P., the General Partner of UBS Oncology. BV LLC is the manager of AM BV2014. Messrs. Evnin, Gadicke and Foley are the members of BV LLC and Messrs. Evnin and Gadicke are the members of AM LLC. Mr. Gadicke is the Managing Member of Oncology GP LLC. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.
The shares were sold as follows: 4,395 by UBS Oncology and 605 by AM LLC.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.95 to $20.355 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
The shares are held as follows: 2,657,097 by BV 2014, 152,470 by BV 2014(B), 96,376 by AM BV2014, 234,480 by AM LLC and 3,262,325 by UBS Oncology. Each Reporting Person disclaims beneficial ownership of the securities except to the extent of his or its pecuniary interest therein.