Simplex Trading
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Simplex Trading’s Adaptive Biotechnologies ADPT Stock Holding History

Simplex Trading’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
Q1 		$4.16K Buy
+300
New +$4.78K ﹤0.01% 8006
2025
Q4 		– Sell
-700
Closed -$10K – 8371
2025
Q3 		$10K Sell
700
-900
-56% -$11K ﹤0.01% 7854
2025
Q2 		$18K Sell
1,600
-700
-30% -$6.36K ﹤0.01% 6831
2025
Q1 		$17K Buy
+2,300
New +$17.7K ﹤0.01% 6688
2024
Q4 		– Sell
-8,100
Closed -$41K – 8380
2024
Q3 		$41K Sell
8,100
-25,200
-76% -$110K ﹤0.01% 6049
2024
Q2 		$120K Sell
33,300
-600
-2% -$1.9K ﹤0.01% 5181
2024
Q1 		$108K Buy
33,900
+33,400
+6,680% +$129K ﹤0.01% 5493
2023
Q4 		$2K Sell
500
-100
-17% -$456 ﹤0.01% 8201
2023
Q3 		$3K Sell
600
-10,000
-94% -$66.1K ﹤0.01% 7845
2023
Q2 		$71K Buy
10,600
+5,900
+126% +$43.9K ﹤0.01% 5464
2023
Q1 		$41K Buy
4,700
+3,300
+236% +$29.1K ﹤0.01% 6131
2022
Q4 		$10K Sell
1,400
-700
-33% -$5.45K ﹤0.01% 7504
2022
Q3 		$14K Sell
2,100
-1,200
-36% -$11.3K ﹤0.01% 7876
2022
Q2 		$26K Sell
3,300
-18,000
-85% -$158K ﹤0.01% 7282
2022
Q1 		$295K Buy
21,300
+18,400
+634% +$289K ﹤0.01% 4579
2021
Q4 		$81K Buy
2,900
+1,800
+164% +$55.2K ﹤0.01% 6557
2021
Q3 		$43K Hold
1,100
– – ﹤0.01% 7676
2021
Q2 		$44K Buy
1,100
+855
+349% +$33.2K ﹤0.01% 7791
2021
Q1 		$986K Buy
245
+242
+8,067% +$13.1K ﹤0.01% 2409
2020
Q4 		$17K Sell
3
-63
-95% -$3.25K ﹤0.01% 7063
2020
Q3 		$320K Sell
66
-117
-64% -$4.92K ﹤0.01% 3529
2020
Q2 		$885K Buy
183
+174
+1,933% +$6.34K ﹤0.01% 2256
2020
Q1 		$25K Hold
9
– – ﹤0.01% 5756
2019
Q4 		$26K Sell
9
-15
-63% -$431 ﹤0.01% 5748
2019
Q3 		$74K Buy
+24
New +$979 ﹤0.01% 4641

Other funds holding ADPT

Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Lord, Abbett & Co
Lord, Abbett & Co Jersey City, New Jersey $30.6B AUM 57.44% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Simplex Trading's ADPT Position: Q1 2026 in Review

Simplex Trading opened a new position in Adaptive Biotechnologies (ADPT) in Q1 2026: 86 shares worth $1.19K. The stake represents ﹤0.01% of the portfolio and ranks #8544 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ADPT as recently as Q1 2025.

Simplex Trading first reported a position in ADPT in Q4 2019 and has held it in 17 quarters since. The position peaked at $364K in Q1 2021. 295 funds tracked by Wall St. Rank hold ADPT as of Q1 2026.

  • Simplex Trading held 86 shares of Adaptive Biotechnologies worth $1.19K as of Q1 2026.
  • Adaptive Biotechnologies was a new Simplex Trading position in Q1 2026.
  • Adaptive Biotechnologies made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #8544 holding.
  • Simplex Trading first reported a position in Adaptive Biotechnologies in Q4 2019 and has held it in 17 quarters since.
  • Simplex Trading's Adaptive Biotechnologies position peaked at $364K in Q1 2021.
  • 295 funds tracked by Wall St. Rank held Adaptive Biotechnologies as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.