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Gilder Gagnon Howe & Co’s Adaptive Biotechnologies ADPT Stock Holding History

Gilder Gagnon Howe & Co’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 		$752K Buy
35,056
+12,337
+54% +$189K 0.01% 254
2026
Q1 		$315K Sell
22,719
-2,279
-9% -$36.3K ﹤0.01% 243
2025
Q4 		$406K Buy
+24,998
New +$408K ﹤0.01% 239
2024
Q2 		– Sell
-1,245,111
Closed -$4M – 252
2024
Q1 		$4M Buy
1,245,111
+11,597
+0.9% +$44.9K 0.05% 160
2023
Q4 		$6.04M Buy
1,233,514
+9,396
+0.8% +$42.9K 0.08% 140
2023
Q3 		$6.67M Buy
1,224,118
+8,593
+0.7% +$56.8K 0.1% 127
2023
Q2 		$8.16M Buy
1,215,525
+46,005
+4% +$342K 0.11% 127
2023
Q1 		$10.3M Buy
+1,169,520
New +$10.3M 0.17% 105
2022
Q1 		– Sell
-942,666
Closed -$26.5M – 291
2021
Q4 		$26.5M Sell
942,666
-1,027,060
-52% -$31.5M 0.15% 124
2021
Q3 		$67M Sell
1,969,726
-80,237
-4% -$2.9M 0.35% 71
2021
Q2 		$83.8M Sell
2,049,963
-334,242
-14% -$13M 0.41% 68
2021
Q1 		$96M Buy
2,384,205
+9,407
+0.4% +$509K 0.52% 57
2020
Q4 		$140M Sell
2,374,798
-22,481
-0.9% -$1.16M 0.7% 40
2020
Q3 		$117M Sell
2,397,279
-57,990
-2% -$2.44M 0.72% 43
2020
Q2 		$119M Buy
2,455,269
+176,019
+8% +$6.42M 0.93% 30
2020
Q1 		$63.3M Buy
2,279,250
+1,494,052
+190% +$41.7M 0.76% 44
2019
Q4 		$23.5M Sell
785,198
-7,423
-0.9% -$213K 0.24% 93
2019
Q3 		$24.5M Buy
792,621
+200,872
+34% +$8.2M 0.28% 92
2019
Q2 		$28.6M Buy
+591,749
New +$26.2M 0.29% 88

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

Gilder Gagnon Howe & Co's ADPT Position: Q2 2026 in Review

Gilder Gagnon Howe & Co increased its Adaptive Biotechnologies (ADPT) stake by 54% in Q2 2026, buying an estimated $189K and bringing the position to 35,056 shares worth $752K. The position accounts for 0.01% of the portfolio, ranked #254.

Gilder Gagnon Howe & Co first reported a position in ADPT in Q2 2019 and has held it in 19 quarters since. The position peaked at $140M in Q4 2020. 300 funds tracked by Wall St. Rank hold ADPT as of Q2 2026.

  • Gilder Gagnon Howe & Co held 35,056 shares of Adaptive Biotechnologies worth $752K as of Q2 2026.
  • Gilder Gagnon Howe & Co bought 12,337 Adaptive Biotechnologies shares in Q2 2026, an estimated $189K.
  • Adaptive Biotechnologies made up 0.01% of Gilder Gagnon Howe & Co's portfolio in Q2 2026, its #254 holding.
  • Gilder Gagnon Howe & Co first reported a position in Adaptive Biotechnologies in Q2 2019 and has held it in 19 quarters since.
  • Gilder Gagnon Howe & Co's Adaptive Biotechnologies position peaked at $140M in Q4 2020.
  • 300 funds tracked by Wall St. Rank held Adaptive Biotechnologies as of Q2 2026.

Based on Gilder Gagnon Howe & Co's 13F filing for Q2 2026, filed 14 Aug 2026.