Simplex Trading
ACET icon

Simplex Trading’s Adicet Bio ACET Stock Holding History

Simplex Trading’s Portfolio ACET Stock Details ACET Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$83.8K Buy
9,700
+9,300
+2,325% +$73.3K ﹤0.01% 5769
2026
Q1 		$2.72K Hold
400
– – ﹤0.01% 8235
2025
Q4 		$3.37K Buy
+400
New +$4.42K ﹤0.01% 7630
2025
Q2 		– Sell
-150
Closed -$1K – 8487
2025
Q1 		$1K Buy
+150
New +$2.15K ﹤0.01% 8127
2024
Q2 		– Sell
-181
Closed -$6K – 8641
2024
Q1 		$6K Sell
181
-1,163
-87% -$48.1K ﹤0.01% 7882
2023
Q4 		$40K Hold
1,344
– – ﹤0.01% 6286
2023
Q3 		$29K Buy
1,344
+719
+115% +$25.4K ﹤0.01% 6275
2023
Q2 		$24K Buy
625
+312
+100% +$27.5K ﹤0.01% 6565
2023
Q1 		$28K Sell
313
-50
-14% -$6.28K ﹤0.01% 6542
2022
Q4 		$51K Sell
363
-1,793
-83% -$447K ﹤0.01% 5857
2022
Q3 		$490K Buy
+2,156
New +$547K ﹤0.01% 3493
2022
Q2 		– Sell
-150
Closed -$47K – 9812
2022
Q1 		$47K Sell
150
-2,850
-95% -$656K ﹤0.01% 7207
2021
Q4 		$839K Buy
3,000
+2,987
+22,977% +$513K ﹤0.01% 3096
2021
Q3 		$1K Hold
13
– – ﹤0.01% 9611
2021
Q2 		$2K Buy
+13
New +$2.65K ﹤0.01% 9682
2020
Q2 		– Sell
-3
Closed -$32K – 7495
2020
Q1 		$32K Buy
+3
New +$445 ﹤0.01% 5552
2019
Q4 		– Hold
0
– – – 6847

Other funds holding ACET

RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
O
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
SCM
Stonepine Capital Management Bend, Oregon $177M AUM 91.13% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
SSA
Schonfeld Strategic Advisors New York $27.9B AUM 51.18% 1-Year Est. Return

Simplex Trading's ACET Position: Q2 2026 in Review

Simplex Trading increased its Adicet Bio (ACET) stake by 246% in Q2 2026, buying an estimated $27K and bringing the position to 4,814 shares worth $41.6K. The position accounts for ﹤0.01% of the portfolio, ranked #6471.

Simplex Trading first reported a position in ACET in Q4 2019 and has held it in 18 quarters since. The position peaked at $295K in Q4 2021. 56 funds tracked by Wall St. Rank hold ACET as of Q2 2026.

  • Simplex Trading held 4,814 shares of Adicet Bio worth $41.6K as of Q2 2026.
  • Simplex Trading bought 3,421 Adicet Bio shares in Q2 2026, an estimated $27K.
  • Adicet Bio made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #6471 holding.
  • Simplex Trading first reported a position in Adicet Bio in Q4 2019 and has held it in 18 quarters since.
  • Simplex Trading's Adicet Bio position peaked at $295K in Q4 2021.
  • 56 funds tracked by Wall St. Rank held Adicet Bio as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.