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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.

Q1 2022 vs. Q4 2021

How the institutions holding Arcellx, Inc. changed between Q4 2021 and Q1 2022.

All holders in Q1 2022All holders in Q4 2021

13F holders of ACLX: Q4 2021 compared with Q1 2022
MeasureQ4 2021Q1 2022Change
Holders049+49
Shares026.9M+26.9M
Value$0$357.9M+$357.9M

New holders (49)

Institutions that held Arcellx, Inc. at the end of Q1 2022 but not at the end of Q4 2021.

Institutions new to ACLX in Q1 2022
InstitutionSharesValue% of portfolio
Sr One Capital Management, LP5,500,007$77.1M39.48%
NEA Management Company, LLC6,437,764$72.2M2.33%
Novo Holdings A/S4,016,878$56.3M2.97%
Suvretta Capital Management, LLC1,533,059$21.5M0.66%
AJU IB Investment Co., Ltd.1,380,890$19.4M29.89%
Citadel Advisors LLC1,319,026$18.0M0.02%
Clough Capital Partners L P1,209,876$16.6M1.27%
Samsara BioCapital, LLC999,727$14.0M3.54%
Soleus Capital Management, L.P.989,739$13.9M2.14%
Adage Capital Partners GP, L.L.C.927,568$13.0M0.02%
BlackRock Inc.500,105$7.01M0.00%
Vanguard Group Inc438,722$6.15M0.00%
Caas Capital Management LP404,495$5.67M1.00%
UBS Group AG226,261$3.17M0.00%
Balyasny Asset Management LLC151,266$2.12M0.01%
Geode Capital Management, LLC140,750$1.97M0.00%
Millennium Management LLC91,215$1.28M0.00%
Caxton Corp88,820$1.25M1.55%
Northern Trust Corp86,104$1.21M0.00%
Walleye Capital LLC82,965$1.16M0.03%
State Street Corp71,005$995.0K0.00%
Charles Schwab Investment Management Inc66,663$935.0K0.00%
Goldman Sachs Group Inc58,059$814.0K0.00%
Squarepoint Ops LLC30,000$421.0K0.00%
Bank of New York Mellon Corp23,701$332.0K0.00%
LMR Partners LLP17,403$244.0K0.00%
Susquehanna International Group, LLP14,597$205.0K0.00%
Nuveen Asset Management, LLC12,711$178.0K0.00%
Centiva Capital, LP11,348$159.0K0.01%
New York State Common Retirement Fund5,100$72.0K0.00%
Deutsche Bank AG5,078$71.0K0.00%
American International Group, Inc.4,516$63.0K0.00%
JPMorgan Chase & Co4,266$60.0K0.00%
California State Teachers Retirement System3,858$54.0K0.00%
Amalgamated Bank2,229$31.0K0.00%
Amalgamated Financial Corp.2,229$31.0K0.00%
STRS Ohio2,200$30.0K0.00%
Wells Fargo & Company1,981$28.0K0.00%
Citigroup Inc1,854$26.0K0.00%
Royal Bank of Canada1,559$22.0K0.00%
High Net Worth Advisory Group LLC1,500$21.0K0.01%
Barclays PLC1,479$20.0K0.00%
Morgan Stanley1,038$14.0K0.00%
Bank of America Corp912$13.0K0.00%
Legal & General Group Plc843$12.0K0.00%
Ameritas Investment Partners, Inc.705$10.0K0.00%
Tower Research Capital LLC (TRC)647$9.00K0.00%
Captrust Financial Advisors472$7.00K0.00%
FMR LLC13$00.00%

Sold out (0)

Institutions that held Arcellx, Inc. at the end of Q4 2021 and filed for Q1 2022 without it.

None.