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 		$12.5K Buy
+900
New +$14.3K ﹤0.01% 7156
2025
Q4 		– Sell
-18,100
Closed -$270K – 8370
2025
Q3 		$270K Sell
18,100
-14,800
-45% -$180K ﹤0.01% 4600
2025
Q2 		$383K Buy
32,900
+27,400
+498% +$249K ﹤0.01% 3795
2025
Q1 		$40K Buy
5,500
+4,600
+511% +$35.4K ﹤0.01% 5987
2024
Q4 		$5K Sell
900
-100
-10% -$551 ﹤0.01% 7562
2024
Q3 		$5K Buy
+1,000
New +$4.36K ﹤0.01% 7568
2024
Q1 		– Sell
-8,100
Closed -$39K – 8726
2023
Q4 		$39K Sell
8,100
-8,700
-52% -$39.7K ﹤0.01% 6310
2023
Q3 		$91K Buy
16,800
+6,600
+65% +$43.6K ﹤0.01% 5178
2023
Q2 		$68K Sell
10,200
-7,200
-41% -$53.5K ﹤0.01% 5503
2023
Q1 		$153K Buy
17,400
+9,100
+110% +$80.2K ﹤0.01% 4639
2022
Q4 		$63K Sell
8,300
-15,800
-66% -$123K ﹤0.01% 5576
2022
Q3 		$171K Sell
24,100
-19,400
-45% -$183K ﹤0.01% 4815
2022
Q2 		$351K Buy
43,500
+38,500
+770% +$339K ﹤0.01% 3892
2022
Q1 		$69K Buy
5,000
+3,700
+285% +$58.2K ﹤0.01% 6669
2021
Q4 		$36K Sell
1,300
-19,300
-94% -$592K ﹤0.01% 7653
2021
Q3 		$821K Sell
20,600
-200
-1% -$7.23K ﹤0.01% 3366
2021
Q2 		$849K Buy
20,800
+20,740
+34,567% +$806K ﹤0.01% 3362
2021
Q1 		$241K Sell
60
-138
-70% -$7.47K ﹤0.01% 4456
2020
Q4 		$1.17M Sell
198
-171
-46% -$8.82K ﹤0.01% 2357
2020
Q3 		$1.79M Sell
369
-17
-4% -$715 ﹤0.01% 1637
2020
Q2 		$1.87M Buy
386
+282
+271% +$10.3K ﹤0.01% 1569
2020
Q1 		$288K Buy
104
+99
+1,980% +$2.76K ﹤0.01% 3197
2019
Q4 		$14K Sell
5
-535
-99% -$15.4K ﹤0.01% 6175
2019
Q3 		$1.67M Buy
+540
New +$22K ﹤0.01% 1483

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.