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Deerfield Management’s Adaptive Biotechnologies ADPT Stock Holding History

Deerfield Management’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
2025
Q4 		– Sell
-60,328
Closed -$903K – 151
2025
Q3 		$903K Buy
+60,328
New +$735K 0.01% 126
2024
Q3 		– Sell
-122,841
Closed -$445K – 445
2024
Q2 		$445K Buy
122,841
+57,554
+88% +$183K 0.01% 279
2024
Q1 		$210K Buy
+65,287
New +$253K ﹤0.01% 325
2019
Q3 		– Sell
-70,000
Closed -$3.38M – 97
2019
Q2 		$3.38M Buy
+70,000
New +$3.1M 0.12% 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 Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 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
Lord, Abbett & Co
Lord, Abbett & Co Jersey City, New Jersey $34.9B AUM 72.7% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Deerfield Management's ADPT Position: Q4 2025 in Review

Deerfield Management sold out of Adaptive Biotechnologies (ADPT) in Q4 2025, closing a stake of 60,328 shares — an estimated $903K sold.

Deerfield Management first reported a position in ADPT in Q2 2019 and held it in 4 quarters. The position peaked at $3.38M in Q2 2019. 283 funds tracked by Wall St. Rank hold ADPT as of Q4 2025.

  • Deerfield Management reported no remaining Adaptive Biotechnologies position as of Q4 2025 after selling out during the quarter.
  • Deerfield Management sold 60,328 Adaptive Biotechnologies shares in Q4 2025, an estimated $903K.
  • Deerfield Management first reported a position in Adaptive Biotechnologies in Q2 2019 and held it in 4 quarters.
  • Deerfield Management's Adaptive Biotechnologies position peaked at $3.38M in Q2 2019.
  • 283 funds tracked by Wall St. Rank held Adaptive Biotechnologies as of Q4 2025.

Based on Deerfield Management's 13F filing for Q4 2025, filed 17 Feb 2026.