PA
ACLX

Perceptive Advisors’s Arcellx ACLX Stock Holding History

Perceptive Advisors’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 		– Sell
-1,466,071
Closed -$95.6M – 95
2025
Q4 		$95.6M Sell
1,466,071
-1,002,282
-41% -$80M 1.7% 17
2025
Q3 		$203M Sell
2,468,353
-9,647
-0.4% -$694K 5.85% 3
2025
Q2 		$163M Sell
2,478,000
-448,478
-15% -$27.9M 6.05% 3
2025
Q1 		$192M Sell
2,926,478
-552,410
-16% -$37.4M 6.78% 2
2024
Q4 		$267M Sell
3,478,888
-409,781
-11% -$35.4M 7.35% 2
2024
Q3 		$325M Sell
3,888,669
-1,070
-0% -$71.3K 6.87% 1
2024
Q2 		$215M Sell
3,889,739
-43,817
-1% -$2.38M 5.17% 3
2024
Q1 		$274M Sell
3,933,556
-611,253
-13% -$38.8M 4.79% 4
2023
Q4 		$252M Buy
4,544,809
+578,831
+15% +$26.1M 5.63% 4
2023
Q3 		$142M Sell
3,965,978
-50,419
-1% -$1.74M 4.75% 4
2023
Q2 		$127M Buy
4,016,397
+174,658
+5% +$6.68M 3.68% 4
2023
Q1 		$118M Buy
3,841,739
+1,243,434
+48% +$37.7M 3.49% 7
2022
Q4 		$80.5M Buy
2,598,305
+132,900
+5% +$3.05M 2.26% 13
2022
Q3 		$46.3M Buy
2,465,405
+1,323,415
+116% +$25.3M 1.34% 20
2022
Q2 		$20.6M Buy
+1,141,990
New +$14.7M 0.65% 39

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

Perceptive Advisors's ACLX Position: Q1 2026 in Review

Perceptive Advisors sold out of Arcellx (ACLX) in Q1 2026, closing a stake of 1,466,071 shares — an estimated $95.6M sold.

Perceptive Advisors first reported a position in ACLX in Q2 2022 and held it in 15 quarters. The position peaked at $325M in Q3 2024. 239 funds tracked by Wall St. Rank hold ACLX as of Q1 2026.

  • Perceptive Advisors reported no remaining Arcellx position as of Q1 2026 after selling out during the quarter.
  • Perceptive Advisors sold 1,466,071 Arcellx shares in Q1 2026, an estimated $95.6M.
  • Perceptive Advisors first reported a position in Arcellx in Q2 2022 and held it in 15 quarters.
  • Perceptive Advisors's Arcellx position peaked at $325M in Q3 2024.
  • 239 funds tracked by Wall St. Rank held Arcellx as of Q1 2026.

Based on Perceptive Advisors's 13F filing for Q1 2026, filed 15 May 2026.