WASATCH ADVISORS LP

Position in ADPT — Adaptive Biotechnologies Corp

CIK 814133 SALT LAKE CITY, UT

Position in ADPT

as of Jun 30, 2026 · filed Jul 10, 2026 Compact

Position Value

$12,360,905

New position

Shares Held

576,266

first reported quarter

Ownership

0.360%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

#1

of 17 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Jun 30, 2026

WASATCH ADVISORS LP holds $421,872,903 across 5 Diagnostics & Research names. ADPT ranks #3 (2.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MEDP	Medpace Holdings, Inc.	636,595	$337,134,346
2	BLLN	BillionToOne, Inc.	518,084	$62,159,718
3	ADPT	Adaptive Biotechnologies Corp This page	576,266	$12,360,905
4	CSTL	Castle Biosciences Inc	279,349	$6,662,473
5	DGX	Quest Diagnostics Inc	16,775	$3,555,461

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$12,360,905	576,266	—	Shares	Sole	2026-07-10
No filing history on record for this holder in this stock.