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.
13F holders, Q2 2026
Institutional positions in Arcellx, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
ACLX is no longer listed, and 13F filings after Q1 2026 list far fewer holders. See Q1 2026
- Institutional holders
- 2
- −234 vs. Q1 2026
- Shares held
- 30.0K
- −56.8M (−99.9%) vs. Q1 2026
- Total value
- $3.43M
- −$6.49B (−99.9%) vs. Q1 2026
- New holders
- 0
- 1 more added
- Sold out
- 234
- 0 more reduced
4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ACLX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 2 | $3.43M |
| Q1 2026 | 240 | $6.52B |
| Q4 2025 | 218 | $4.34B |
| Q3 2025 | 209 | $5.18B |
| Q2 2025 | 203 | $4.01B |
| Q1 2025 | 198 | $4.04B |
| Q4 2024 | 211 | $4.54B |
| Q3 2024 | 186 | $4.13B |
| Q2 2024 | 167 | $2.77B |
| Q1 2024 | 183 | $3.27B |
| Q4 2023 | 156 | $2.59B |
| Q3 2023 | 136 | $1.71B |
| Q2 2023 | 138 | $1.52B |
| Q1 2023 | 117 | $1.40B |
| Q4 2022 | 125 | $1.30B |
| Q3 2022 | 74 | $781.8M |
| Q2 2022 | 68 | $621.5M |
| Q1 2022 | 49 | $357.9M |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Arcellx, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Knott David M Jr | 0 | $0 | 0.00% | −19,433−100.0% | Sold out |
| Abu Dhabi Investment Council Co P.J.S.C | 0 | $0 | 0.00% | −19,338−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −19,201−100.0% | Sold out |
| Carmignac Gestion | 0 | $0 | 0.00% | −18,925−100.0% | Sold out |
| Fortress Investment Group LLC | 0 | $0 | 0.00% | −18,183−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −17,877−100.0% | Sold out |
| Kintayl Capital LP | 0 | $0 | 0.00% | −17,468−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −17,434−100.0% | Sold out |
| Vanguard Global Advisers, LLC | 0 | $0 | 0.00% | −17,372−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −15,653−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −14,828−100.0% | Sold out |
| Guggenheim Capital LLC | 0 | $0 | 0.00% | −14,809−100.0% | Sold out |
| Wells Fargo & Company | 0 | $0 | 0.00% | −14,393−100.0% | Sold out |
| Jasper Ridge Partners, L.P. | 0 | $0 | 0.00% | −13,947−100.0% | Sold out |
| Handelsbanken Fonder AB | 0 | $0 | 0.00% | −13,000−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −12,523−100.0% | Sold out |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0 | $0 | 0.00% | −12,314−100.0% | Sold out |
| Mint Tower Capital Management B.V. | 0 | $0 | 0.00% | −12,000−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −11,965−100.0% | Sold out |
| RK Capital Management, LLC | 0 | $0 | 0.00% | −11,858−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −11,378−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −10,850−100.0% | Sold out |
| Police & Firemen's Retirement System of New Jersey | 0 | $0 | 0.00% | −10,445−100.0% | Sold out |
| China Universal Asset Management Co., Ltd. | 0 | $0 | 0.00% | −10,378−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −9,843−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −9,477−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −9,301−100.0% | Sold out |
| High Net Worth Advisory Group LLC | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |
| Kapitalo Investimentos Ltda | 0 | $0 | 0.00% | −7,978−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −7,816−100.0% | Sold out |
| Arizona State Retirement System | 0 | $0 | 0.00% | −7,616−100.0% | Sold out |
| CSS LLC | 0 | $0 | 0.00% | −7,600−100.0% | Sold out |
| Aspiriant, LLC | 0 | $0 | 0.00% | −7,332−100.0% | Sold out |
| Torno Capital, LLC | 0 | $0 | 0.00% | −7,285−100.0% | Sold out |
| Vanguard Investments Australia, Ltd. | 0 | $0 | 0.00% | −6,638−100.0% | Sold out |
| Transmarket Holdings LP | 0 | $0 | 0.00% | −6,557−100.0% | Sold out |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −6,378−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −6,338−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −6,280−100.0% | Sold out |
| KLP Kapitalforvaltning AS | 0 | $0 | 0.00% | −6,100−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −6,040−100.0% | Sold out |
| JustInvest LLC | 0 | $0 | 0.00% | −5,839−100.0% | Sold out |
| Quantinno Capital Management LP | 0 | $0 | 0.00% | −5,277−100.0% | Sold out |
| Victory Capital Management Inc | 0 | $0 | 0.00% | −5,168−100.0% | Sold out |
| E Fund Management Co., Ltd. | 0 | $0 | 0.00% | −5,084−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −4,492−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −4,300−100.0% | Sold out |
| Pictet Asset Management Holding SA | 0 | $0 | 0.00% | −4,229−100.0% | Sold out |
| Mercer Global Advisors Inc | 0 | $0 | 0.00% | −4,057−100.0% | Sold out |
| Advisors Asset Management, Inc. | 0 | $0 | 0.00% | −3,978−100.0% | Sold out |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −3,869−100.0% | Sold out |
| Harbour Capital Advisors, LLC | 0 | $0 | 0.00% | −3,825−100.0% | Sold out |
| Virtus Investment Advisers, Inc. | 0 | $0 | 0.00% | −3,794−100.0% | Sold out |
| Deltec Asset Management LLC | 0 | $0 | 0.00% | −3,750−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −3,627−100.0% | Sold out |
| Xponance, Inc. | 0 | $0 | 0.00% | −3,524−100.0% | Sold out |
| Advisory Alpha, LLC | 0 | $0 | 0.00% | −3,303−100.0% | Sold out |
| Marks Group Wealth Management, Inc | 0 | $0 | 0.00% | −3,180−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −3,141−100.0% | Sold out |
| Nicholas Investment Partners, LP | 0 | $0 | 0.00% | −3,133−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −3,050−100.0% | Sold out |
| PenderFund Capital Management Ltd. | 0 | $0 | 0.00% | −2,900−100.0% | Sold out |
| Verdad Advisers, LP | 0 | $0 | 0.00% | −2,893−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −2,764−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −2,673−100.0% | Sold out |
| Abel Hall, LLC | 0 | $0 | 0.00% | −2,602−100.0% | Sold out |
| CIBC Asset Management Inc | 0 | $0 | 0.00% | −2,508−100.0% | Sold out |
| Vident Advisory, LLC | 0 | $0 | 0.00% | −2,298−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −2,270−100.0% | Sold out |
| DnB Asset Management AS | 0 | $0 | 0.00% | −2,162−100.0% | Sold out |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0 | $0 | 0.00% | −2,148−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −2,077−100.0% | Sold out |
| Swiss Life Asset Management Ltd | 0 | $0 | 0.00% | −2,065−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −2,010−100.0% | Sold out |
| CIBC Bancorp USA Inc. | 0 | $0 | 0.00% | −1,940−100.0% | Sold out |
| Jones Financial Companies LLLP | 0 | $0 | 0.00% | −1,937−100.0% | Sold out |
| Meeder Advisory Services, Inc. | 0 | $0 | 0.00% | −1,928−100.0% | Sold out |
| Everence Capital Management Inc | 0 | $0 | 0.00% | −1,888−100.0% | Sold out |
| GF Fund Management Co. Ltd. | 0 | $0 | 0.00% | −1,299−100.0% | Sold out |
| KBC Group NV | 0 | $0 | 0.00% | −1,056−100.0% | Sold out |
| Advisor Group Holdings, Inc. | 0 | $0 | 0.00% | −954−100.0% | Sold out |
| US Bancorp | 0 | $0 | 0.00% | −909−100.0% | Sold out |
| Meteora Capital, LLC | 0 | $0 | 0.00% | −876−100.0% | Sold out |
| Nisa Investment Advisors, LLC | 0 | $0 | 0.00% | −844−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −749−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −580−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −524−100.0% | Sold out |
| Strengthening Families & Communities, LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0 | $0 | 0.00% | −485−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −484−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −462−100.0% | Sold out |
| GAMMA Investing LLC | 0 | $0 | 0.00% | −456−100.0% | Sold out |
| Fifth Third Bancorp | 0 | $0 | 0.00% | −382−100.0% | Sold out |
| Bayforest Capital Ltd | 0 | $0 | 0.00% | −375−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −360−100.0% | Sold out |
| Larson Financial Group LLC | 0 | $0 | 0.00% | −357−100.0% | Sold out |
| Smartleaf Asset Management LLC | 0 | $0 | 0.00% | −305−100.0% | Sold out |
| Versant Capital Management, Inc | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| Sterling Capital Management LLC | 0 | $0 | 0.00% | −249−100.0% | Sold out |
| SBI Securities Co., Ltd. | 0 | $0 | 0.00% | −239−100.0% | Sold out |