Wellington Management Group
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Wellington Management Group’s Adaptive Biotechnologies ADPT Stock Holding History

Wellington Management Group’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 		$127M Buy
5,911,366
+2,053,944
+53% +$31.5M 0.02% 490
2026
Q1 		$53.5M Buy
3,857,422
+1,692,095
+78% +$27M 0.01% 711
2025
Q4 		$35.2M Buy
2,165,327
+1,664,243
+332% +$27.2M 0.01% 840
2025
Q3 		$7.5M Buy
+501,084
New +$6.11M ﹤0.01% 1332
2021
Q1 		– Sell
-56,311
Closed -$3.33M – 2086
2020
Q4 		$3.33M Sell
56,311
-126,503
-69% -$6.52M ﹤0.01% 1390
2020
Q3 		$8.89M Sell
182,814
-317,810
-63% -$13.4M ﹤0.01% 1145
2020
Q2 		$24.2M Sell
500,624
-2,742,621
-85% -$100M 0.01% 886
2020
Q1 		$90.1M Buy
3,243,245
+3,215,117
+11,430% +$89.7M 0.02% 488
2019
Q4 		$842K Sell
28,128
-111,843
-80% -$3.21M ﹤0.01% 1742
2019
Q3 		$4.33M Sell
139,971
-298,919
-68% -$12.2M ﹤0.01% 1383
2019
Q2 		$21.2M Buy
+438,890
New +$19.4M ﹤0.01% 993

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
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
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Wellington Management Group's ADPT Position: Q2 2026 in Review

Wellington Management Group increased its Adaptive Biotechnologies (ADPT) stake by 53% in Q2 2026, buying an estimated $31.5M and bringing the position to 5,911,366 shares worth $127M. The position accounts for 0.02% of the portfolio, ranked #490.

Wellington Management Group first reported a position in ADPT in Q2 2019 and has held it in 11 quarters since. 300 funds tracked by Wall St. Rank hold ADPT as of Q2 2026.

  • Wellington Management Group held 5,911,366 shares of Adaptive Biotechnologies worth $127M as of Q2 2026.
  • Wellington Management Group bought 2,053,944 Adaptive Biotechnologies shares in Q2 2026, an estimated $31.5M.
  • Adaptive Biotechnologies made up 0.02% of Wellington Management Group's portfolio in Q2 2026, its #490 holding.
  • Wellington Management Group first reported a position in Adaptive Biotechnologies in Q2 2019 and has held it in 11 quarters since.
  • 300 funds tracked by Wall St. Rank held Adaptive Biotechnologies as of Q2 2026.

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