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Israel Englander’s Adaptive Biotechnologies ADPT Stock Holding History

Israel Englander’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 		$10.8M Sell
504,909
-576,457
-53% -$8.83M ﹤0.01% 2205
2026
Q1 		$15M Buy
1,081,366
+1,063,009
+5,791% +$16.9M 0.01% 1790
2025
Q4 		$298K Sell
18,357
-378,953
-95% -$6.18M ﹤0.01% 5270
2025
Q3 		$5.94M Sell
397,310
-617,332
-61% -$7.52M ﹤0.01% 2964
2025
Q2 		$11.8M Sell
1,014,642
-1,980,659
-66% -$18M 0.01% 2085
2025
Q1 		$22.3M Sell
2,995,301
-3,297,333
-52% -$25.3M 0.01% 1406
2024
Q4 		$37.7M Sell
6,292,634
-3,107,939
-33% -$17.1M 0.02% 984
2024
Q3 		$48.1M Buy
9,400,573
+138,232
+1% +$602K 0.02% 839
2024
Q2 		$33.5M Buy
9,262,341
+8,426,580
+1,008% +$26.7M 0.02% 1069
2024
Q1 		$2.68M Buy
+835,761
New +$3.23M ﹤0.01% 3473
2023
Q3 		– Sell
-87,964
Closed -$590K – 6061
2023
Q2 		$590K Sell
87,964
-40,077
-31% -$298K ﹤0.01% 4422
2023
Q1 		$1.13M Sell
128,041
-920,828
-88% -$8.12M ﹤0.01% 3973
2022
Q4 		$8.01M Buy
1,048,869
+257,045
+32% +$2M ﹤0.01% 2371
2022
Q3 		$5.64M Buy
791,824
+133,991
+20% +$1.26M ﹤0.01% 2784
2022
Q2 		$5.32M Buy
657,833
+68,008
+12% +$598K ﹤0.01% 2734
2022
Q1 		$8.19M Buy
589,825
+438,640
+290% +$6.9M ﹤0.01% 2385
2021
Q4 		$4.24M Buy
151,185
+115,078
+319% +$3.53M ﹤0.01% 3075
2021
Q3 		$1.23M Buy
36,107
+5,735
+19% +$207K ﹤0.01% 4457
2021
Q2 		$1.24M Sell
30,372
-10,044
-25% -$390K ﹤0.01% 4469
2021
Q1 		$1.63M Sell
40,416
-74,170
-65% -$4.01M ﹤0.01% 3727
2020
Q4 		$6.78M Buy
+114,586
New +$5.91M ﹤0.01% 2157
2019
Q4 		– Sell
-171,018
Closed -$4.91M – 4148
2019
Q3 		$5.28M Sell
171,018
-536,449
-76% -$21.9M 0.01% 1761
2019
Q2 		$34.2M Buy
+707,467
New +$31.3M 0.05% 495

Other funds holding ADPT

Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.1B AUM 21.36% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $30.6B AUM 61.81% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Israel Englander's ADPT Position: Q2 2026 in Review

Israel Englander reduced its Adaptive Biotechnologies (ADPT) stake by 53% in Q2 2026, selling an estimated $8.83M and leaving 504,909 shares worth $10.8M. The position accounts for ﹤0.01% of the portfolio, ranked #2205.

Israel Englander first reported a position in ADPT in Q2 2019 and has held it in 23 quarters since. The position peaked at $48.1M in Q3 2024. 298 funds tracked by Wall St. Rank hold ADPT as of Q2 2026.

  • Israel Englander held 504,909 shares of Adaptive Biotechnologies worth $10.8M as of Q2 2026.
  • Israel Englander sold 576,457 Adaptive Biotechnologies shares in Q2 2026, an estimated $8.83M.
  • Adaptive Biotechnologies made up ﹤0.01% of Israel Englander's portfolio in Q2 2026, its #2205 holding.
  • Israel Englander first reported a position in Adaptive Biotechnologies in Q2 2019 and has held it in 23 quarters since.
  • Israel Englander's Adaptive Biotechnologies position peaked at $48.1M in Q3 2024.
  • 298 funds tracked by Wall St. Rank held Adaptive Biotechnologies as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.