ADPT

Adaptive Biotechnologies Corp

Biological Products, (No Diagnostic Substances)NasdaqAccelerated filer

Total Trades

101

Buys

Sells

Largest Trade

N/A

Insiders

Institutional Funds

222

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
PETERSON TYCHO	CFO	EXERCISE	$500K+	135K	$7.30	Jun 21, 2023
PETERSON TYCHO	CFO	SELL	$1M+	135K	$8.14	Jun 21, 2023
PETERSON TYCHO	CFO	EXERCISE	$100K–$500K	14K	$7.30	Jun 20, 2023
PETERSON TYCHO	CFO	SELL	$500K+	70K	$8.53	Jun 20, 2023
PETERSON TYCHO	CFO	SELL	$100K–$500K	38K	$7.16	Jun 6, 2023
ADAMS R MARK	COO	SELL	$15K–$50K	3K	$8.60	Apr 12, 2023
GRIFFIN MICHELLE RENEE	Director	SELL	$15K–$50K	2K	$8.49	Mar 29, 2023
PISKEL KYLE	Principal Accounti…	GRANT	N/A	44K	—	Mar 9, 2023
PISKEL KYLE	Principal Accounti…	SELL	$15K–$50K	4K	$8.57	Mar 9, 2023
LO FRANCIS	Chief People Officer	SELL	$50K–$100K	7K	$8.57	Mar 9, 2023
LO FRANCIS	Chief People Officer	GRANT	N/A	86K	—	Mar 9, 2023
Taylor Stacy L	SVP and General Co…	GRANT	N/A	86K	—	Mar 9, 2023
Taylor Stacy L	SVP and General Co…	SELL	$100K–$500K	19K	$8.59	Mar 9, 2023
ADAMS R MARK	COO	SELL	$100K–$500K	24K	$8.59	Mar 9, 2023
ADAMS R MARK	COO	GRANT	N/A	89K	—	Mar 9, 2023
BENZENO SHARON	Chief Commercial O…	SELL	$100K–$500K	12K	$8.57	Mar 9, 2023
BENZENO SHARON	Chief Commercial O…	GRANT	N/A	133K	—	Mar 9, 2023
SOOD NITIN	Chief Commercial Officer	SELL	$100K–$500K	16K	$8.59	Mar 9, 2023
SOOD NITIN	Chief Commercial Officer	GRANT	N/A	133K	—	Mar 9, 2023
RUBINSTEIN JULIE	President	SELL	$100K–$500K	23K	$8.57	Mar 9, 2023
RUBINSTEIN JULIE	President	GRANT	N/A	133K	—	Mar 9, 2023
ADAMS R MARK	COO	SELL	$15K–$50K	3K	$8.55	Jan 11, 2023
PISKEL KYLE	Principal Accounti…	SELL	$1K–$15K	959	$8.87	Nov 17, 2022
SOOD NITIN	Chief Commercial Officer	SELL	$100K–$500K	31K	$8.00	Nov 2, 2022
ADAMS R MARK	COO	SELL	$15K–$50K	3K	$7.26	Oct 11, 2022
SOOD NITIN	Chief Commercial Officer	SELL	$100K–$500K	18K	$10.98	Aug 6, 2022
ADAMS R MARK	COO	SELL	$15K–$50K	3K	$10.22	Jul 9, 2022
ADAMS R MARK	COO	SELL	$1K–$15K	831	$13.17	Apr 9, 2022
Taylor Stacy L	SVP and General Co…	SELL	$15K–$50K	2K	$11.44	Mar 11, 2022
BALDO LANCE	Chief Medical Offi…	SELL	$15K–$50K	3K	$11.43	Mar 10, 2022
LO FRANCIS	Chief People Officer	SELL	$15K–$50K	4K	$11.44	Mar 10, 2022
ROBINS CHAD M	CEO and Chairman	EXERCISE	$100K–$500K	44K	$6.32	Mar 10, 2022
ROBINS CHAD M	CEO and Chairman	SELL	$500K+	44K	$11.80	Mar 10, 2022
RUBINSTEIN JULIE	President	GRANT	N/A	185K	—	Mar 9, 2022
BALDO LANCE	Chief Medical Offi…	SELL	$15K–$50K	2K	$12.01	Mar 9, 2022
RUBINSTEIN JULIE	President	SELL	$50K–$100K	5K	$12.01	Mar 9, 2022
BENZENO SHARON	Chief Business Dev…	SELL	$15K–$50K	3K	$12.01	Mar 9, 2022
BENZENO SHARON	Chief Business Dev…	GRANT	N/A	82K	—	Mar 9, 2022
Taylor Stacy L	SVP and General Co…	SELL	$15K–$50K	2K	$12.01	Mar 9, 2022
Taylor Stacy L	SVP and General Co…	GRANT	N/A	62K	—	Mar 9, 2022
PISKEL KYLE	Principal Accounti…	SELL	$1K–$15K	220	$12.01	Mar 9, 2022
PISKEL KYLE	Principal Accounti…	GRANT	N/A	41K	—	Mar 9, 2022
LO FRANCIS	Chief People Officer	SELL	$15K–$50K	2K	$12.01	Mar 9, 2022
LO FRANCIS	Chief People Officer	GRANT	N/A	74K	—	Mar 9, 2022
ROBINS HARLAN S	Chief Scientific O…	SELL	$50K–$100K	5K	$12.01	Mar 9, 2022
ROBINS HARLAN S	Chief Scientific O…	GRANT	N/A	247K	—	Mar 9, 2022
ROBINS CHAD M	CEO and Chairman	SELL	$50K–$100K	4K	$12.01	Mar 9, 2022
ROBINS CHAD M	CEO and Chairman	GRANT	N/A	247K	—	Mar 9, 2022
ADAMS R MARK	COO	SELL	$1K–$15K	1K	$12.01	Mar 9, 2022
ADAMS R MARK	COO	GRANT	N/A	74K	—	Mar 9, 2022

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Institutional Ownership

13F filings as of Dec 31, 2025 · 222 funds holding

Fund	Shares	Value	Type
VIKING GLOBAL INVESTORS LP	30.0M	$1M+	SH
WESTFIELD CAPITAL MANAGEMENT CO LP	4.1M	$1M+	SH
STATE STREET CORP	3.2M	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	3.1M	$1M+	SH
LORD, ABBETT & CO. LLC	3.0M	$1M+	SH
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	2.4M	$1M+	SH
ARK Investment Management LLC	2.1M	$1M+	SH
JENNISON ASSOCIATES LLC	2.1M	$1M+	SH
Sumitomo Mitsui Trust Group, Inc.	1.9M	$1M+	SH
Amova Asset Management Americas, Inc.	1.9M	$1M+	SH
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.	1.9M	$1M+	SH
PBU - The Pension Fund of Early Childhood & Youth Educators	1.7M	$1M+	SH
PRINCIPAL FINANCIAL GROUP INC	1.5M	$1M+	SH
DIMENSIONAL FUND ADVISORS LP	1.2M	$1M+	SH
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	1.2M	$1M+	SH
Aberdeen Group plc	1.0M	$1M+	SH
NEXT CENTURY GROWTH INVESTORS LLC	944K	$1M+	SH
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	917K	$1M+	SH
KENNEDY CAPITAL MANAGEMENT LLC	900K	$1M+	SH
ESSEX INVESTMENT MANAGEMENT CO LLC	624K	$1M+	SH