GC
ACLX

Guggenheim Capital’s Arcellx ACLX Stock Holding History

Guggenheim Capital’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 		$1.7M Buy
14,809
+6,271
+73% +$554K 0.01% 765
2025
Q4 		$557K Buy
8,538
+366
+4% +$29.2K ﹤0.01% 1228
2025
Q3 		$671K Sell
8,172
-1
-0% -$72 ﹤0.01% 1066
2025
Q2 		$538K Sell
8,173
-2,244
-22% -$140K ﹤0.01% 1144
2025
Q1 		$683K Buy
10,417
+2,114
+25% +$143K 0.01% 1052
2024
Q4 		$637K Buy
+8,303
New +$717K 0.01% 1151

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

Guggenheim Capital's ACLX Position: Q1 2026 in Review

Guggenheim Capital increased its Arcellx (ACLX) stake by 73% in Q1 2026, buying an estimated $554K and bringing the position to 14,809 shares worth $1.7M. The position accounts for 0.01% of the portfolio, ranked #765.

Guggenheim Capital first reported a position in ACLX in Q4 2024 and has held it in 6 quarters since. 239 funds tracked by Wall St. Rank hold ACLX as of Q1 2026.

  • Guggenheim Capital held 14,809 shares of Arcellx worth $1.7M as of Q1 2026.
  • Guggenheim Capital bought 6,271 Arcellx shares in Q1 2026, an estimated $554K.
  • Arcellx made up 0.01% of Guggenheim Capital's portfolio in Q1 2026, its #765 holding.
  • Guggenheim Capital first reported a position in Arcellx in Q4 2024 and has held it in 6 quarters since.
  • 239 funds tracked by Wall St. Rank held Arcellx as of Q1 2026.

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