CBU
ACLX

CIBC Bancorp USA’s Arcellx ACLX Stock Holding History

CIBC Bancorp USA’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 		$223K Buy
+1,940
New +$171K ﹤0.01% 1560
2025
Q3 		$300K Buy
+3,650
New +$263K ﹤0.01% 1086

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

CIBC Bancorp USA's ACLX Position: Q1 2026 in Review

CIBC Bancorp USA opened a new position in Arcellx (ACLX) in Q1 2026: 1,940 shares worth $223K. The stake represents ﹤0.01% of the portfolio and ranks #1560 among its holdings. This is a return to the name: CIBC Bancorp USA previously reported a position in ACLX as recently as Q3 2025.

CIBC Bancorp USA first reported a position in ACLX in Q3 2025 and has held it in 2 quarters since. The position peaked at $300K in Q3 2025. 239 funds tracked by Wall St. Rank hold ACLX as of Q1 2026.

  • CIBC Bancorp USA held 1,940 shares of Arcellx worth $223K as of Q1 2026.
  • Arcellx was a new CIBC Bancorp USA position in Q1 2026.
  • Arcellx made up ﹤0.01% of CIBC Bancorp USA's portfolio in Q1 2026, its #1560 holding.
  • CIBC Bancorp USA first reported a position in Arcellx in Q3 2025 and has held it in 2 quarters since.
  • CIBC Bancorp USA's Arcellx position peaked at $300K in Q3 2025.
  • 239 funds tracked by Wall St. Rank held Arcellx as of Q1 2026.

Based on CIBC Bancorp USA's 13F filing for Q1 2026, filed 12 May 2026.