CCM
ACLX

Cinctive Capital Management’s Arcellx ACLX Stock Holding History

Cinctive Capital Management’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
Q1 		$9.19M Buy
+80,000
New +$7.06M 0.6% 44
2025
Q4 		– Sell
-13,626
Closed -$1.12M – 387
2025
Q3 		$1.12M Sell
13,626
-3,913
-22% -$282K 0.05% 296
2025
Q2 		$1.15M Buy
+17,539
New +$1.09M 0.06% 267

Other funds holding ACLX

GS
Gilead Sciences Foster City, California $2.12B AUM 143.53% 1-Year Est. Return
PBA
Paradigm Biocapital Advisors New York $4.89B AUM 251.12% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
SOCM
SR One Capital Management Wayne, Pennsylvania $915M AUM 209.71% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return

Cinctive Capital Management's ACLX Position: Q1 2026 in Review

Cinctive Capital Management opened a new position in Arcellx (ACLX) in Q1 2026: 80,000 shares worth $9.19M. The stake represents 0.6% of the portfolio and ranks #44 among its holdings. This is a return to the name: Cinctive Capital Management previously reported a position in ACLX as recently as Q3 2025.

Cinctive Capital Management first reported a position in ACLX in Q2 2025 and has held it in 3 quarters since. 239 funds tracked by Wall St. Rank hold ACLX as of Q1 2026.

  • Cinctive Capital Management held 80,000 shares of Arcellx worth $9.19M as of Q1 2026.
  • Arcellx was a new Cinctive Capital Management position in Q1 2026.
  • Arcellx made up 0.6% of Cinctive Capital Management's portfolio in Q1 2026, its #44 holding.
  • Cinctive Capital Management first reported a position in Arcellx in Q2 2025 and has held it in 3 quarters since.
  • 239 funds tracked by Wall St. Rank held Arcellx as of Q1 2026.

Based on Cinctive Capital Management's 13F filing for Q1 2026, filed 15 May 2026.