JY
ACLX

Jeff Yass’s Arcellx ACLX Stock Holding History

Jeff Yass’s Portfolio ACLX Stock Details ACLX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-44,900
Closed -$5.16M – 13289
2026
Q1 		$5.16M Buy
44,900
+10,200
+29% +$900K ﹤0.01% 4164
2025
Q4 		$2.26M Buy
34,700
+16,500
+91% +$1.32M ﹤0.01% 5386
2025
Q3 		$1.49M Sell
18,200
-308,600
-94% -$22.2M ﹤0.01% 6420
2025
Q2 		$21.5M Buy
326,800
+322,100
+6,853% +$20.1M ﹤0.01% 1924
2025
Q1 		$308K Sell
4,700
-3,400
-42% -$230K ﹤0.01% 10021
2024
Q4 		$621K Sell
8,100
-89,300
-92% -$7.71M ﹤0.01% 8143
2024
Q3 		$8.13M Buy
97,400
+45,800
+89% +$3.05M ﹤0.01% 2901
2024
Q2 		$2.85M Sell
51,600
-63,200
-55% -$3.44M ﹤0.01% 4417
2024
Q1 		$7.98M Buy
114,800
+106,200
+1,235% +$6.73M ﹤0.01% 2942
2023
Q4 		$477K Buy
+8,600
New +$388K ﹤0.01% 8784

Other funds holding ACLX

DekaBank Deutsche Girozentrale
DekaBank Deutsche Girozentrale Frankfurt, Germany $59.2B AUM 26.02% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Jeff Yass's ACLX Position: Q2 2026 in Review

Jeff Yass sold out of Arcellx (ACLX) in Q2 2026, closing a stake of 19,201 shares — an estimated $2.2M sold.

Jeff Yass first reported a position in ACLX in Q1 2022 and held it in 17 quarters. The position peaked at $8.01M in Q3 2024. 2 funds tracked by Wall St. Rank hold ACLX as of Q2 2026.

  • Jeff Yass reported no remaining Arcellx position as of Q2 2026 after selling out during the quarter.
  • Jeff Yass sold 19,201 Arcellx shares in Q2 2026, an estimated $2.2M.
  • Jeff Yass first reported a position in Arcellx in Q1 2022 and held it in 17 quarters.
  • Jeff Yass's Arcellx position peaked at $8.01M in Q3 2024.
  • 2 funds tracked by Wall St. Rank held Arcellx as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.