Massachusetts Financial Services
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Massachusetts Financial Services’s Adaptive Biotechnologies ADPT Stock Holding History

Massachusetts Financial Services’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 		$23M Sell
1,071,935
-396
-0% -$6.07K 0.01% 637
2026
Q1 		$14.9M Buy
1,072,331
+149,830
+16% +$2.39M 0.01% 689
2025
Q4 		$15M Sell
922,501
-317,124
-26% -$5.18M ﹤0.01% 679
2025
Q3 		$18.5M Sell
1,239,625
-222,486
-15% -$2.71M 0.01% 641
2025
Q2 		$17M Sell
1,462,111
-844,201
-37% -$7.67M 0.01% 635
2025
Q1 		$17.1M Sell
2,306,312
-1,064,607
-32% -$8.18M 0.01% 612
2024
Q4 		$20.2M Buy
3,370,919
+489,555
+17% +$2.7M 0.01% 599
2024
Q3 		$14.8M Sell
2,881,364
-1,030,663
-26% -$4.49M ﹤0.01% 623
2024
Q2 		$14.2M Buy
3,912,027
+1,319,709
+51% +$4.19M ﹤0.01% 611
2024
Q1 		$8.32M Sell
2,592,318
-11,182
-0.4% -$43.3K ﹤0.01% 636
2023
Q4 		$12.8M Buy
2,603,500
+632,040
+32% +$2.88M ﹤0.01% 608
2023
Q3 		$10.7M Sell
1,971,460
-148,149
-7% -$980K ﹤0.01% 615
2023
Q2 		$14.2M Sell
2,119,609
-159,601
-7% -$1.19M ﹤0.01% 585
2023
Q1 		$20.1M Buy
2,279,210
+924,777
+68% +$8.15M 0.01% 555
2022
Q4 		$10.3M Buy
1,354,433
+140,518
+12% +$1.09M ﹤0.01% 609
2022
Q3 		$8.64M Buy
1,213,915
+370,839
+44% +$3.49M ﹤0.01% 621
2022
Q2 		$6.82M Sell
843,076
-2,034,767
-71% -$17.9M ﹤0.01% 631
2022
Q1 		$39.9M Buy
2,877,843
+449,383
+19% +$7.07M 0.01% 512
2021
Q4 		$68.1M Buy
2,428,460
+209,731
+9% +$6.43M 0.02% 453
2021
Q3 		$75.4M Buy
2,218,729
+70,410
+3% +$2.55M 0.02% 431
2021
Q2 		$87.8M Sell
2,148,319
-105,629
-5% -$4.11M 0.03% 418
2021
Q1 		$90.7M Sell
2,253,948
-641,296
-22% -$34.7M 0.03% 394
2020
Q4 		$171M Sell
2,895,244
-57,060
-2% -$2.94M 0.06% 264
2020
Q3 		$144M Buy
2,952,304
+713,320
+32% +$30M 0.05% 265
2020
Q2 		$108M Buy
2,238,984
+750,327
+50% +$27.4M 0.04% 306
2020
Q1 		$41.4M Buy
1,488,657
+416,712
+39% +$11.6M 0.02% 401
2019
Q4 		$32.1M Buy
1,071,945
+535,571
+100% +$15.4M 0.01% 473
2019
Q3 		$16.6M Sell
536,374
-88,626
-14% -$3.62M 0.01% 553
2019
Q2 		$30.2M Buy
+625,000
New +$27.7M 0.01% 470

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

Massachusetts Financial Services's ADPT Position: Q2 2026 in Review

Massachusetts Financial Services reduced its Adaptive Biotechnologies (ADPT) stake by 0.04% in Q2 2026, selling an estimated $6.07K and leaving 1,071,935 shares worth $23M. The position accounts for 0.01% of the portfolio, ranked #637.

Massachusetts Financial Services first reported a position in ADPT in Q2 2019 and has held it in 29 quarters since. The position peaked at $171M in Q4 2020. 300 funds tracked by Wall St. Rank hold ADPT as of Q2 2026.

  • Massachusetts Financial Services held 1,071,935 shares of Adaptive Biotechnologies worth $23M as of Q2 2026.
  • Massachusetts Financial Services sold 396 Adaptive Biotechnologies shares in Q2 2026, an estimated $6.07K.
  • Adaptive Biotechnologies made up 0.01% of Massachusetts Financial Services's portfolio in Q2 2026, its #637 holding.
  • Massachusetts Financial Services first reported a position in Adaptive Biotechnologies in Q2 2019 and has held it in 29 quarters since.
  • Massachusetts Financial Services's Adaptive Biotechnologies position peaked at $171M in Q4 2020.
  • 300 funds tracked by Wall St. Rank held Adaptive Biotechnologies as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.