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Arcellx, Inc.

ACLXDelisted Apr 28, 2026
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001786205

Arcellx, Inc. was delisted on Apr 28, 2026; its insiders filed their last Form 4 on Apr 28, 2026; 240 institutions reported holding it in 13F filings for Q1 2026, worth $6.52B in total; Soros Fund Management was the only superinvestor holding it.

Q4 2023 vs. Q3 2023

How the institutions holding Arcellx, Inc. changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of ACLX: Q3 2023 compared with Q4 2023
MeasureQ3 2023Q4 2023Change
Holders136156+20
Shares47.6M46.7M−840.1K (−1.8%)
Value$1.71B$2.59B+$886.9M (+52.0%)

New holders (37)

Institutions that held Arcellx, Inc. at the end of Q4 2023 but not at the end of Q3 2023.

Institutions new to ACLX in Q4 2023
InstitutionSharesValue% of portfolio
Deep Track Capital, LP725,145$40.2M1.41%
StemPoint Capital LP313,604$17.4M4.69%
Integral Health Asset Management, LLC160,000$8.88M1.28%
Squarepoint Ops LLC129,156$7.17M0.03%
Cubist Systematic Strategies, LLC127,058$7.05M0.09%
Woodline Partners LP104,060$5.78M0.06%
Acuta Capital Partners, LLC77,000$4.27M2.41%
D. E. Shaw & Co., Inc.67,074$3.72M0.01%
EAM Investors, LLC65,052$3.61M0.65%
Twinbeech Capital LP63,464$3.52M0.06%
Vestal Point Capital, LP60,000$3.33M0.35%
Advantage Alpha Capital Partners LP22,673$1.26M0.24%
FORA Capital, LLC22,217$1.23M0.11%
Point72 Middle East FZE17,903$993.6K0.07%
Entropy Technologies, LP15,416$855.6K0.16%
Jump Financial, LLC15,183$842.7K0.03%
Qube Research & Technologies Ltd13,925$772.8K0.00%
HealthInvest Partners AB11,400$632.7K0.50%
Engineers Gate Manager LP11,375$631.3K0.02%
SEI Investments Co10,885$604.1K0.00%
Advisory Research Inc9,530$528.9K0.08%
Fox Run Management, L.L.C.6,521$361.9K0.09%
Gotham Asset Management, LLC5,251$291.4K0.01%
Y-Intercept (Hong Kong) Ltd4,876$270.6K0.03%
Mariner, LLC4,699$260.8K0.00%
Farallon Capital Management, L.L.C.4,000$222.0K0.00%
Ameriprise Financial Inc3,755$208.4K0.00%
Oracle Alpha Inc.3,674$203.9K0.26%
Acadian Asset Management LLC3,108$172.0K0.00%
Point72 Asia (Singapore) Pte. Ltd.709$39.4K0.01%
EntryPoint Capital, LLC650$36.1K0.03%
Advisors Asset Management, Inc.399$22.1K0.00%
GAMMA Investing LLC115$7.11K0.00%
Advisor Group Holdings, Inc.47$2.61K0.00%
Fortitude Family Office, LLC38$2.11K0.00%
Able Wealth Management LLC22$1.22K0.00%
Farther Finance Advisors, LLC6$3330.00%

Sold out (17)

Institutions that held Arcellx, Inc. at the end of Q3 2023 and filed for Q4 2023 without it.