Jane Street’s Adaptive Biotechnologies ADPT Stock Holding History

Jane Street’s Portfolio ADPT Stock Details ADPT Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-28,100	Closed	-$456K	–	11424
2025 Q4	$456K	Buy	+28,100	New	+$459K	﹤0.01%	7910
2022 Q2	–	Sell	-11,100	Closed	-$154K	–	9534
2022 Q1	$154K	Buy	+11,100	New	+$175K	﹤0.01%	9208
2021 Q4	–	Sell	-7,800	Closed	-$265K	–	9977
2021 Q3	$265K	Sell	7,800 -3,900	-33%	-$141K	﹤0.01%	8420
2021 Q2	$478K	Sell	11,700 -22,600	-66%	-$879K	﹤0.01%	7329
2021 Q1	$1.38M	Buy	34,300 +24,300	+243%	+$1.32M	﹤0.01%	4795
2020 Q4	$591K	Sell	10,000 -5,400	-35%	-$278K	﹤0.01%	5483
2020 Q3	$749K	Sell	15,400 -2,800	-15%	-$118K	﹤0.01%	4552
2020 Q2	$881K	Buy	+18,200	New	+$664K	﹤0.01%	4247

Other funds holding ADPT

Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Lord, Abbett & Co Jersey City, New Jersey $30.6B AUM 57.44% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Jane Street's ADPT Position: Q1 2026 in Review

Jane Street opened a new position in Adaptive Biotechnologies (ADPT) in Q1 2026: 682,182 shares worth $9.47M. The stake represents ﹤0.01% of the portfolio and ranks #2608 among its holdings. This is a return to the name: Jane Street previously reported a position in ADPT as recently as Q3 2025.

Jane Street first reported a position in ADPT in Q1 2020 and has held it in 22 quarters since. 295 funds tracked by Wall St. Rank hold ADPT as of Q1 2026.

Jane Street held 682,182 shares of Adaptive Biotechnologies worth $9.47M as of Q1 2026.
Adaptive Biotechnologies was a new Jane Street position in Q1 2026.
Adaptive Biotechnologies made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #2608 holding.
Jane Street first reported a position in Adaptive Biotechnologies in Q1 2020 and has held it in 22 quarters since.
295 funds tracked by Wall St. Rank held Adaptive Biotechnologies as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.