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Arcellx (ACLX) Institutional Ownership

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$71.28 -0.49 (-0.68%)
Closing price 08/22/2025 04:00 PM Eastern
Extended Trading
$71.31 +0.03 (+0.04%)
As of 08/22/2025 04:20 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for Arcellx (NASDAQ:ACLX)

Current
Institutional Ownership
Percentage
96.03%
Number of
Institutional Buyers
(last 12 months)
140
Total
Institutional Inflows
(last 12 months)
$1.44B
Number of
Institutional Sellers
(last 12 months)
99
Total
Institutional Outflows
(last 12 months)
$480.14M
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ACLX Institutional Buying and Selling by Quarter

Arcellx Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/19/2025 State of Wyoming425$28K0.0%N/A0.001%
8/15/2025 Tower Research Capital LLC TRC 6,143$405K0.0%+105.0%0.011%
8/15/2025 E Fund Management Co. Ltd.6,293$414K0.0%+15.1%0.011%
8/15/2025 Soleus Capital Management L.P.123,031$8.10M0.5%-19.6%0.222%
8/15/2025 Vestal Point Capital LP2,750,000$181.09M9.5%+15.2%4.959%
8/15/2025 Rafferty Asset Management LLC56,371$3.71M0.0%-3.7%0.102%
8/15/2025 Perceptive Advisors LLC2,478,000$163.18M14.5%-15.3%4.468%
8/15/2025 Lazard Asset Management LLC735$48K0.0%-85.9%0.001%
8/15/2025 BNP Paribas Financial Markets75,429$4.97M0.0%+70.1%0.136%
8/15/2025 Brevan Howard Capital Management LP14,436$951K0.0%N/A0.026%
8/15/2025 Balyasny Asset Management L.P.54,792$3.61M0.0%N/A0.099%
8/15/2025 Bamco Inc. NY518,009$34.11M0.1%+10.9%0.934%
8/15/2025 Bank of America Corp DE262,355$17.28M0.0%+60.3%0.473%
8/15/2025 Ameriprise Financial Inc.121,518$8.00M0.0%+119.2%0.219%
8/14/2025 Samsara Biocapital LLC101,457$6.68M1.4%-25.0%0.183%
8/14/2025 California State Teachers Retirement System30,087$1.98M0.0%-0.8%0.054%
8/14/2025 Raymond James Financial Inc.134,047$8.83M0.0%+4.1%0.242%
8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.22,818$1.50M0.0%-20.6%0.041%
8/14/2025 The Manufacturers Life Insurance Company 60,155$3.96M0.0%-30.7%0.108%
8/14/2025 Squarepoint Ops LLC16,044$1.06M0.0%+371.9%0.029%
8/14/2025 HighVista Strategies LLC35,714$2.35M0.9%-24.8%0.064%
8/14/2025 Stempoint Capital LP201,452$13.27M4.2%-26.4%0.363%
8/14/2025 Qube Research & Technologies Ltd11,772$775K0.0%-93.2%0.021%
8/14/2025 State Street Corp1,592,313$104.85M0.0%-4.4%2.871%
8/14/2025 Federated Hermes Inc.26,935$1.77M0.0%-41.7%0.049%
8/13/2025 Affinity Asset Advisors LLC495,000$32.60M4.5%-6.6%0.893%
8/13/2025 Tema Etfs LLC33,869$2.23M0.6%+19.0%0.061%
8/13/2025 Marshall Wace LLP111,808$7.36M0.0%+626.0%0.202%
8/13/2025 Decheng Capital LLC547,609$36.06M8.4%+995.2%0.987%
8/13/2025 Invesco Ltd.31,681$2.09M0.0%+4.8%0.057%
8/13/2025 New York State Common Retirement Fund17,815$1.17M0.0%+33.7%0.032%
8/13/2025 Schroder Investment Management Group60,000$3.95M0.0%N/A0.108%
8/13/2025 Virtus Investment Advisers LLC1,414$93K0.0%-28.2%0.003%
8/13/2025 Norges Bank11,221$739K0.0%N/A0.020%
8/13/2025 Russell Investments Group Ltd.128,065$8.43M0.0%-15.8%0.231%
8/13/2025 Rhenman & Partners Asset Management AB67,250$4.43M0.6%+54.6%0.121%
8/12/2025 XTX Topco Ltd16,787$1.11M0.0%N/A0.030%
8/12/2025 Ameritas Investment Partners Inc.3,738$246K0.0%-14.4%0.007%
8/12/2025Jefferies Financial Group Inc.13,000$856K0.0%N/A0.024%
8/12/2025 Prudential Financial Inc.4,900$323K0.0%+49.2%0.009%
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8/12/2025 American Century Companies Inc.431,466$28.41M0.0%+694.3%0.783%
8/12/2025 Rhumbline Advisers55,140$3.63M0.0%-13.5%0.100%
8/12/2025 Franklin Resources Inc.14,020$923K0.0%-48.1%0.025%
8/12/2025 Legal & General Group Plc34,812$2.29M0.0%-16.3%0.063%
8/12/2025 JPMorgan Chase & Co.976,968$64.33M0.0%+42.9%1.773%
8/11/2025 Knott David M Jr25,700$1.69M0.8%+71.3%0.047%
8/8/2025 Intech Investment Management LLC16,480$1.09M0.0%-25.0%0.030%
8/8/2025 Creative Planning8,492$559K0.0%-44.9%0.015%
8/8/2025 SG Americas Securities LLC5,315$350K0.0%N/A0.010%
8/8/2025 Police & Firemen s Retirement System of New Jersey8,461$557K0.0%-11.4%0.015%
8/8/2025 Geode Capital Management LLC961,778$63.34M0.0%-5.8%1.745%
8/8/2025 PNC Financial Services Group Inc.751$49K0.0%+183.4%0.001%
8/8/2025 KBC Group NV1,056$70K0.0%-29.5%0.002%
8/8/2025 SBI Securities Co. Ltd.3,455$228K0.0%-3.9%0.006%
8/7/2025 ProShare Advisors LLC9,565$630K0.0%-19.9%0.017%
8/7/2025 Profund Advisors LLC11,887$783K0.0%-4.1%0.022%
8/7/2025 Connor Clark & Lunn Investment Management Ltd.8,545$563K0.0%N/A0.016%
8/5/2025 Bank of New York Mellon Corp132,069$8.70M0.0%-8.0%0.240%
8/5/2025 Pier Capital LLC63,634$4.19M0.6%-6.4%0.115%
8/4/2025 Amalgamated Bank1,249$82K0.0%-17.2%0.002%
8/1/2025 Teacher Retirement System of Texas8,883$585K0.0%+1.7%0.016%
7/31/2025 Sector Gamma AS25,000$1.65M0.5%-28.6%0.045%
7/28/2025 Allianz Asset Management GmbH9,200$606K0.0%-8.0%0.017%
7/28/2025 TD Asset Management Inc103,460$6.81M0.0%-38.5%0.188%
7/25/2025 Vanguard Personalized Indexing Management LLC3,428$226K0.0%+7.1%0.006%
7/21/2025 Mirae Asset Global Investments Co. Ltd.2,129$140K0.0%+15.8%0.004%
7/14/2025 Avanza Fonder AB1,219$80K0.0%-25.8%0.002%
7/14/2025 Atle Fund Management AB25,732$1.69M0.7%-41.7%0.047%
7/10/2025 High Net Worth Advisory Group LLC8,000$527K0.1%-5.9%0.015%
7/9/2025 Harbor Capital Advisors Inc.24,721$1.63M0.1%+8.3%0.045%
6/18/2025 Voya Investment Management LLC277,102$18.18M0.0%+103.4%0.503%
5/29/2025 Rhumbline Advisers63,751$4.18M0.0%+6.4%0.116%
5/28/2025 Strs Ohio14,300$938K0.0%N/A0.026%
5/20/2025 Intech Investment Management LLC21,967$1.44M0.0%+27.7%0.040%
5/19/2025 UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC264,756$17.37M0.0%-1.0%0.480%
5/16/2025 Woodline Partners LP165,305$10.84M0.1%+31.6%0.300%
5/16/2025 Empowered Funds LLC26,954$1.77M0.0%N/A0.049%
5/16/2025 Goldman Sachs Group Inc.174,788$11.47M0.0%-39.7%0.317%
5/16/2025 Parkman Healthcare Partners LLC67,390$4.42M0.5%+51.5%0.122%
5/16/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.28,753$1.89M0.0%+5.1%0.052%
5/16/2025 Cormorant Asset Management LP1,050,000$68.88M5.2%-19.2%1.905%
5/16/2025 AQR Capital Management LLC17,140$1.12M0.0%-15.3%0.031%
5/16/2025 Advisors Asset Management Inc.8,861$581K0.0%+15.8%0.016%
5/16/2025 Allostery Investments LP44,000$2.89M4.2%+25.7%0.080%
5/16/2025 ADAR1 Capital Management LLC13,962$916K0.2%+252.4%0.025%
5/15/2025 Vestal Point Capital LP2,387,720$156.63M11.2%+402.7%4.336%
5/15/2025 RA Capital Management L.P.3,036,527$199.20M3.3%+8.9%5.514%
5/15/2025 Dark Forest Capital Management LP71,070$4.66M0.2%+342.3%0.129%
5/15/2025 Quarry LP2,900$190K0.0%N/A0.005%
5/15/2025 Paradigm Biocapital Advisors LP4,492,032$294.68M13.9%+2.8%8.157%
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THREE pro-crypto bills just passed the House! Now, experts believe altcoin season is officially here. tc pixel

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5/15/2025 Tema Etfs LLC28,450$1.87M0.6%+281.0%0.052%
5/14/2025 Affinity Asset Advisors LLC530,000$34.77M3.3%+24.7%0.962%
5/14/2025 Rafferty Asset Management LLC58,507$3.84M0.0%-17.6%0.106%
5/14/2025 MetLife Investment Management LLC25,610$1.68M0.0%-1.7%0.047%
5/14/2025 Price T Rowe Associates Inc. MD1,839,624$120.68M0.0%-13.3%3.340%
5/14/2025 Martingale Asset Management L P11,405$748K0.0%-43.2%0.021%
5/14/2025 Candriam S.C.A.70,538$4.63M0.0%-63.8%0.128%
5/14/2025 T. Rowe Price Investment Management Inc.1,665,138$109.23M0.1%+135.9%3.024%
5/14/2025 EntryPoint Capital LLC3,774$248K0.1%N/A0.007%
5/14/2025 BI Asset Management Fondsmaeglerselskab A S761$50K0.0%N/A0.001%
(Data available from 1/1/2016 forward)

ACLX Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ACLX shares?

During the previous two years, 202 institutional investors and hedge funds held shares of Arcellx. The most heavily invested institutionals were FMR LLC ($610.19M), Gilead Sciences Inc. ($515.42M), Paradigm Biocapital Advisors LP ($294.68M), Vanguard Group Inc. ($261.43M), RA Capital Management L.P. ($199.20M), Vestal Point Capital LP ($181.09M), and SR One Capital Management LP ($163.21M).Learn more on Arcellx's institutional investors.

What percentage of Arcellx's stock is owned by institutional investors?

96.03% of Arcellx's stock is owned by institutional investors. Learn more on ACLX's institutional investor holdings.

Which institutional investors have been buying Arcellx's stock?

Of the 167 institutional investors that purchased Arcellx's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Gilead Sciences Inc. ($6.72M), Vestal Point Capital LP ($2.34M), Vanguard Group Inc. ($1.76M), FMR LLC ($1.48M), RA Capital Management L.P. ($1.43M), T. Rowe Price Investment Management Inc. ($959.22K), and Perceptive Advisors LLC ($753.49K).

How much institutional buying is happening at Arcellx?

Institutional investors have bought a total of 19,705,755 shares in the last 24 months. This purchase volume represents approximately $1.44B in transactions.

Which of Arcellx's major shareholders have been selling company stock?

Of the 99 institutional investors that sold Arcellx's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Suvretta Capital Management LLC ($826.30K), Janus Henderson Group PLC ($454.86K), Perceptive Advisors LLC ($448.48K), Paradigm Biocapital Advisors LP ($428.40K), Lord Abbett & CO. LLC ($310.31K), State Street Corp ($284.86K), and Price T Rowe Associates Inc. MD ($281.70K).

How much institutional selling is happening at Arcellx?

Institutional investors have sold a total of 6,471,222 shares in the last 24 months. This volume of shares sold represents approximately $480.14M in transactions.


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This page (NASDAQ:ACLX) was last updated on 8/23/2025 by MarketBeat.com Staff
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