Adaptive Biotechnologies Corp - Common Stock, par value $0.0001 per share (ADPT)

Q: What does CUSIP 00650F109 represent in this 13F holders report?

CUSIP 00650F109 is the security identifier for ADPT - Adaptive Biotechnologies Corp - Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held ADPT - Adaptive Biotechnologies Corp - Common Stock, par value $0.0001 per share in Q1 2023?

223 institutional investors reported ADPT - Adaptive Biotechnologies Corp - Common Stock, par value $0.0001 per share for Q1 2023. Use the holders table for investor-level position and value details.

CUSIP: 00650F109

Q1 2023 13F Holders as of 31 Mar 2023

Security type / class: Equity / Common Stock, par value $0.0001 per share
Total 13F shares: 133,849,942
Total 13F value: $1,179,397,231
Share change: +1,030,171
Put/Call ratio: 8.6%
SEC-reported price per share: $8.83
Number of holders: 223
Value change: +$14,000,370
Number of buys: 110
Number of sells: 83
Shares outstanding: 159,541,000

Security key

00650F109

Report period

Q1 2023

Institutions

223

Top holders

ADPT full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2026 Adaptive Biotechnologies Corp SEC filings Adaptive Biotechnologies Corp company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 00650F109

Newer quarter: Q2 2026

Recent filing periods:

Q2 2026

Ownership snapshot

Top reported holders of ADPT - Adaptive Biotechnologies Corp - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

VIKING GLOBAL INVESTORS LP

Disclosed value leader

VIKING GLOBAL INVESTORS LP

Comparable rows

15/15

Latest evidence

31 Dec 2022

13F Lead comparable stake: 19% Showing 1-6 of 15 holder rows.

Quick read

VIKING GLOBAL INVESTORS LP leads the comparable SEC ownership view at 19%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens VIKING GLOBAL INVESTORS LP's linked filing trail.

Comparable ownership Top 5

VIKING GLOBAL INVESTORS LP 19%

BlackRock Finance, Inc. 7.8%

VANGUARD GROUP INC 7.4%

Matrix Capital Management Company... 7.3%

ARK Investment Management LLC 5.8%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
VIKING GLOBAL INVESTORS LP	13F Company 13F	19%	$229,151,929 29,993,708 shares	—	31 Dec 2022
BlackRock Finance, Inc.	13F Company 13F	7.8%	$94,538,865 12,374,197 shares	—	31 Dec 2022
VANGUARD GROUP INC	13F Company 13F	7.4%	$90,107,444 11,794,168 shares	—	31 Dec 2022
Matrix Capital Management Company, LP	13F Company 13F	7.3%	$88,414,588 11,572,590 shares	—	31 Dec 2022
ARK Investment Management LLC	13F Company 13F	5.8%	$70,297,512 9,201,245 shares	—	31 Dec 2022
Sumitomo Mitsui Trust Group, Inc.	13F Company 13F	3.4%	$40,891,687 5,352,315 shares	—	31 Dec 2022

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

223

133,849,942

Rows available

223

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2023 vs Q1 2023 Across Filers

Q1 2023 holders

223

Q1 2023 holders

223

Holder diff

Investor	Q1 2023 Shares	Q1 2023 Shares	Share Diff	Share Chg %	Q1 2023 value	Q1 2023 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend