SEC Form 4 · Updated Daily

ANAB

— ANAPTYSBIO, INC. Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

Financials Ownership

Current Reporting Owners

Owner	Role	Shares Owned	As Of	Last Activity
EcoR1 Capital, LLC	10%+ Owner	7,880,094	2025-01-02	P
NODELMAN OLEG	10%+ Owner · Director	7,880,094	2025-01-02	P
Novo Holdings A/S	10%+ Owner	1,936,604	2017-08-21	S
Tomlin Stephen Lawrence	10%+ Owner	1,636,945	2017-07-26	J
AVALON VENTURES VII GP, LLC	10%+ Owner	1,636,945	2017-07-26	J
Avalon Ventures VII L P	10%+ Owner	1,636,945	2017-07-26	J
Kinsella Kevin J	10%+ Owner	1,636,945	2017-07-26	J
Naini Nader J	10%+ Owner	973,612	2018-05-11	J
Every Nathan R	10%+ Owner	973,612	2018-05-11	J
Heron Patrick J	10%+ Owner	973,612	2018-05-11	J
FRAZIER ALAN D	10%+ Owner	973,612	2018-05-11	J
Frazier Healthcare VII-A, L.P.	10%+ Owner	973,612	2018-05-11	J
Frazier Healthcare VII, L.P.	10%+ Owner	973,612	2018-05-11	J
FHM VII, L.L.C.	10%+ Owner	973,612	2018-05-11	J
FHM VII, L.P.	10%+ Owner	973,612	2018-05-11	J
FHM V, LP	10%+ Owner	973,612	2018-05-11	J
FHM V, LLC	10%+ Owner	973,612	2018-05-11	J
Frazier Healthcare V, LP	10%+ Owner	973,612	2018-05-11	J
Topper James N	10%+ Owner · Director	700,171	2020-11-16	J
Faga Daniel	Director · Officer	513,644	2026-03-25	A
Lydon Nicholas	Director	301,506	2018-04-16	S
Suria Hamza	Director · Officer	105,245	2021-12-20	M
Londei Marco	Officer	68,579	2019-11-27	M
Gallagher Carol Giltner	Director	64,296	2017-01-31	C
Lizzul Paul F.	Officer	45,738	2026-01-07	M
Schmid John P.	Director	37,652	2026-06-15	M
Piscitelli Dominic	Officer	37,000	2018-12-03	M
MULROY DENNIS	Officer	24,367	2026-01-07	M
LOUMEAU ERIC J	Officer	22,835	2026-02-11	M
Marquet Magda	Director	20,930	2026-01-15	M
Orwin John A	Director	17,995	2026-09-15	M
RENTON HOLLINGS	Director	15,995	2026-10-01	M
Jain Rita	Director	11,864	2025-06-15	M
Ware J. Anthony	Director	9,630	2025-12-23	S
FENTON DENNIS M	Director	4,965	2025-06-18	S
Hamill Laura	Director	0	2019-09-24	—

Recent Filings

Date	Owner	Activity	Shares	Price	Owned After
2026-10-01	RENTON HOLLINGS	Option exercise (derivative)	5,000	$0.00	10,000
2026-10-01	RENTON HOLLINGS	Open-market sale	5,000	$49.87	10,995
2026-10-01	RENTON HOLLINGS	Option exercise	5,000	$18.03	15,995
2026-09-15	Orwin John A	Option exercise (derivative)	1,300	$0.00	0
2026-09-15	Orwin John A	Option exercise	1,300	$0.00	17,995
2026-06-15	Orwin John A	Option exercise (derivative)	6,030	$0.00	0
2026-06-15	Orwin John A	Option exercise	6,030	$0.00	16,695
2026-06-15	RENTON HOLLINGS	Option exercise (derivative)	6,030	$0.00	0
2026-06-15	RENTON HOLLINGS	Option exercise	6,030	$0.00	10,995
2026-06-15	Schmid John P.	Option exercise (derivative)	6,030	$0.00	0
2026-06-15	Schmid John P.	Option exercise	6,030	$0.00	37,652
2026-05-11	Murphy Christopher M.	Grant / award (derivative)	25,765	$0.00	25,765
2026-05-11	Hughes Owen	Grant / award (derivative)	11,250	$0.00	11,250
2026-04-27	GRAY SUSANNAH	Grant / award (derivative)	11,250	$0.00	11,250
2026-04-20	Faga Daniel	Grant / award (derivative)	133,400	$0.00	133,400
2026-04-20	Faga Daniel	Disposition to issuer (derivative)	133,400	$0.00	133,400
2026-04-20	Faga Daniel	Grant / award (derivative)	305,500	$0.00	305,500
2026-04-20	Faga Daniel	Disposition to issuer (derivative)	305,500	$0.00	305,500
2026-04-20	Faga Daniel	Grant / award (derivative)	379,620	$0.00	379,620
2026-04-20	Faga Daniel	Disposition to issuer (derivative)	379,620	$0.00	379,620
2026-04-20	Faga Daniel	Grant / award (derivative)	194,900	$0.00	194,900
2026-04-20	Faga Daniel	Disposition to issuer (derivative)	194,900	$0.00	194,900
2026-04-20	Faga Daniel	Grant / award (derivative)	9,200	$0.00	9,200
2026-04-20	Faga Daniel	Disposition to issuer (derivative)	9,200	$0.00	9,200
2026-04-20	Faga Daniel	Grant / award (derivative)	2,321	$0.00	2,321
2026-04-20	Faga Daniel	Disposition to issuer (derivative)	2,321	$0.00	2,321
2026-04-20	Faga Daniel	Grant / award (derivative)	11,000	$0.00	11,000
2026-04-20	Faga Daniel	Disposition to issuer (derivative)	11,000	$0.00	16,510
2026-04-20	RENTON HOLLINGS	Grant / award (derivative)	5,500	$0.00	5,500
2026-04-20	RENTON HOLLINGS	Disposition to issuer (derivative)	5,500	$0.00	5,500
2026-04-20	RENTON HOLLINGS	Grant / award (derivative)	16,510	$0.00	16,510
2026-04-20	RENTON HOLLINGS	Disposition to issuer (derivative)	16,510	$0.00	16,510
2026-04-20	RENTON HOLLINGS	Grant / award (derivative)	10,600	$0.00	10,600
2026-04-20	RENTON HOLLINGS	Disposition to issuer (derivative)	10,600	$0.00	10,600
2026-04-20	RENTON HOLLINGS	Grant / award (derivative)	9,200	$0.00	9,200
2026-04-20	RENTON HOLLINGS	Disposition to issuer (derivative)	9,200	$0.00	9,200
2026-04-20	RENTON HOLLINGS	Grant / award (derivative)	11,000	$0.00	11,000
2026-04-20	RENTON HOLLINGS	Disposition to issuer (derivative)	11,000	$0.00	11,000
2026-04-20	RENTON HOLLINGS	Grant / award (derivative)	6,000	$0.00	6,000
2026-04-20	RENTON HOLLINGS	Disposition to issuer (derivative)	6,000	$0.00	6,000

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.