Harbour Investments’s Adaptive Biotechnologies ADPT Stock Holding History

Harbour Investments’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 Q2	$763	Buy	36 +3	+9%	+$46	﹤0.01%	4280
2026 Q1	$465	Buy	+33	New	+$526	﹤0.01%	4275
2023 Q4	–	Sell	-107	Closed	-$583	–	3128
2023 Q3	$583	Hold	107	–	–	﹤0.01%	2788
2023 Q2	$718	Hold	107	–	–	﹤0.01%	2752
2023 Q1	$945	Hold	107	–	–	﹤0.01%	2698
2022 Q4	$817	Hold	107	–	–	﹤0.01%	2722
2022 Q3	$1K	Hold	107	–	–	﹤0.01%	2526
2022 Q2	$1K	Buy	+107	New	+$941	﹤0.01%	2526
2021 Q4	$3K	Sell	107 -1,214	-92%	-$37.2K	﹤0.01%	2283
2021 Q3	$45K	Sell	1,321 -8,321	-86%	-$301K	﹤0.01%	1826
2021 Q2	$394K	Buy	9,642 +450	+5%	+$17.5K	0.01%	771
2021 Q1	$370K	Buy	+9,192	New	+$498K	0.01%	724

Other funds holding ADPT

Viking Global Investors Stamford, Connecticut $35.1B AUM 21.36% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Westfield Capital Management Boston, Massachusetts $30.6B AUM 61.81% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Harbour Investments's ADPT Position: Q2 2026 in Review

Harbour Investments increased its Adaptive Biotechnologies (ADPT) stake by 9.1% in Q2 2026, buying an estimated $46 and bringing the position to 36 shares worth $763. The position accounts for ﹤0.01% of the portfolio, ranked #4280.

Harbour Investments first reported a position in ADPT in Q1 2021 and has held it in 12 quarters since. The position peaked at $394K in Q2 2021. 300 funds tracked by Wall St. Rank hold ADPT as of Q2 2026.

Harbour Investments held 36 shares of Adaptive Biotechnologies worth $763 as of Q2 2026.
Harbour Investments bought 3 Adaptive Biotechnologies shares in Q2 2026, an estimated $46.
Adaptive Biotechnologies made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #4280 holding.
Harbour Investments first reported a position in Adaptive Biotechnologies in Q1 2021 and has held it in 12 quarters since.
Harbour Investments's Adaptive Biotechnologies position peaked at $394K in Q2 2021.
300 funds tracked by Wall St. Rank held Adaptive Biotechnologies as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.