Arcellx, Inc. - Common Stock $0.001 par value per share (ACLX)
CUSIP: 03940C100
Q2 2025 13F Holders as of 30 Jun 2025
- Type / Class
- Equity / Common Stock $0.001 par value per share
- Shares outstanding
- 100
- Total 13F shares
- 60,837,024
- Share change
- -713,117
- Total reported value
- $4,006,426,303
- Put/Call ratio
- 361%
- Price per share
- $65.85
- Number of holders
- 200
- Value change
- -$46,745,437
- Number of buys
- 90
- Number of sells
- 106
Quarterly Holders Quick Answers
What is CUSIP 03940C100?
CUSIP 03940C100 identifies ACLX - Arcellx, Inc. - Common Stock $0.001 par value per share in SEC institutional holdings data.
Need full ownership history?
Open the full security ownership history page.
Next holder-history checks
These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.
- Back to full security ownership history for the broader multi-quarter picture.
- Latest 13F filings for newly reported positions across managers.
- Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
- SEC investors directory for manager drilldown.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 03940C100:
Top shareholders of ACLX - Arcellx, Inc. - Common Stock $0.001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| GILEAD SCIENCES, INC. |
13F
3/4/5
|
Company · 10%+ Owner |
6720803%
|
6,720,803
|
$440,884,677 | — | 31 Mar 2025 | |
| FMR LLC |
13F
|
Company |
6303679%
|
6,303,679
|
$413,521,372 | — | 31 Mar 2025 | |
| Paradigm Biocapital Advisors LP |
13F
|
Company |
4492032%
|
4,492,032
|
$294,677,299 | — | 31 Mar 2025 | |
| NEA Partners 15, L.P. |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
4,745,262
|
$262,260,666 | — | 20 Dec 2022 | |
| New Enterprise Associates 15, L.P. |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
4,745,262
|
$262,260,666 | — | 20 Dec 2022 | |
| VANGUARD GROUP INC |
13F
|
Company |
3985156%
|
3,985,156
|
$261,426,232 | — | 31 Mar 2025 | |
| BlackRock, Inc. |
13F
13D/G
|
Company |
6.4%
from 13D/G
|
3,967,569
|
$260,272,493 | — | 31 Mar 2025 | |
| NEA Management Company, LLC |
13F
|
Company |
3745262%
|
3,745,262
|
$245,689,187 | — | 31 Mar 2025 | |
| Novo Holdings A/S |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
4,016,878
|
$222,004,412 | — | 08 Feb 2022 | |
| RA CAPITAL MANAGEMENT, L.P. |
13F
|
Company |
3036527%
|
3,036,527
|
$199,196,171 | — | 31 Mar 2025 | |
| PERCEPTIVE ADVISORS LLC |
13F
13D/G
|
Company |
4.5%
from 13D/G
|
2,926,478
|
$191,976,957 | — | 31 Mar 2025 | |
| Vestal Point Capital, LP |
13F
|
Company |
2387720%
|
2,387,720
|
$156,634,432 | — | 31 Mar 2025 | |
| SR ONE CAPITAL MANAGEMENT, LP |
13F
|
Company |
2346630%
|
2,346,630
|
$153,938,928 | — | 31 Mar 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
1839624%
|
1,839,624
|
$120,680,000 | — | 31 Mar 2025 | |
| Lewis T. "rusty" Williams |
3/4/5
|
Director |
—
class O/S missing
|
2,095,114
|
$115,792,551 | — | 08 Feb 2022 | |
| STATE STREET CORP |
13F
|
Company |
1666451%
|
1,666,451
|
$109,319,186 | — | 31 Mar 2025 | |
| T. Rowe Price Investment Management, Inc. |
13F
|
Company |
1665138%
|
1,665,138
|
$109,234,000 | — | 31 Mar 2025 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
1510494%
|
1,510,494
|
$102,640,816 | — | 31 Mar 2025 | |
| SR ONE CAPITAL MANAGEMENT, LLC |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
1,658,780
|
$91,677,287 | — | 11 May 2023 | |
| Cormorant Asset Management, LP |
13F
|
Company |
1050000%
|
1,050,000
|
$68,880,000 | — | 31 Mar 2025 | |
| AJU IB Investment Co., Ltd. |
13F
|
Company |
1047557%
|
1,047,557
|
$68,719,739 | — | 31 Mar 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1020540%
|
1,020,540
|
$66,961,662 | — | 31 Mar 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
726127%
|
726,127
|
$47,633,931 | — | 31 Mar 2025 | |
| Capital World Investors |
13F
|
Company |
709374%
|
709,374
|
$46,534,934 | — | 31 Mar 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
683581%
|
683,581
|
$44,842,913 | — | 31 Mar 2025 | |
| LORD, ABBETT & CO. LLC |
13F
|
Company |
664526%
|
664,526
|
$43,593,000 | — | 31 Mar 2025 | |
| Affinity Asset Advisors, LLC |
13F
|
Company |
530000%
|
530,000
|
$34,768,000 | — | 31 Mar 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
486269%
|
486,269
|
$31,903,935 | — | 31 Mar 2025 | |
| BAMCO INC /NY/ |
13F
|
Company |
467261%
|
467,261
|
$30,652,322 | — | 31 Mar 2025 | |
| MORGAN STANLEY |
13F
|
Company |
462333%
|
462,333
|
$30,329,136 | — | 31 Mar 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
403841%
|
403,841
|
$26,491,969 | — | 31 Mar 2025 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
343694%
|
343,694
|
$22,546,326 | — | 31 Mar 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
336949%
|
336,949
|
$22,103,854 | — | 31 Mar 2025 | |
| VOYA INVESTMENT MANAGEMENT LLC |
13F
|
Company |
277102%
|
277,102
|
$18,177,891 | — | 31 Mar 2025 | |
| STEMPOINT CAPITAL LP |
13F
|
Company |
273774%
|
273,774
|
$17,959,574 | — | 31 Mar 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
264756%
|
264,756
|
$17,367,994 | — | 31 Mar 2025 | |
| Schonfeld Strategic Advisors LLC |
13F
|
Company |
233522%
|
233,522
|
$15,319,041 | — | 31 Mar 2025 | |
| Artia Global Partners LP |
13F
|
Company |
229085%
|
229,085
|
$15,027,976 | — | 31 Mar 2025 | |
| UBS Group AG |
13F
|
Company |
209572%
|
209,572
|
$13,747,923 | — | 31 Mar 2025 | |
| VICTORY CAPITAL MANAGEMENT INC |
13F
|
Company |
178110%
|
178,110
|
$11,684,016 | — | 31 Mar 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
174788%
|
174,788
|
$11,466,092 | — | 31 Mar 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
173059%
|
173,059
|
$11,352,670 | — | 31 Mar 2025 | |
| TD ASSET MANAGEMENT INC |
13F
|
Company |
168320%
|
168,320
|
$11,041,792 | — | 31 Mar 2025 | |
| Woodline Partners LP |
13F
|
Company |
165305%
|
165,305
|
$10,844,008 | — | 31 Mar 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
163670%
|
163,670
|
$10,736,752 | — | 31 Mar 2025 | |
| Soleus Capital Management, L.P. |
13F
|
Company |
153031%
|
153,031
|
$10,038,834 | — | 31 Mar 2025 | |
| Russell Investments Group, Ltd. |
13F
|
Company |
152023%
|
152,023
|
$9,972,717 | — | 31 Mar 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
143617%
|
143,617
|
$9,421,276 | — | 31 Mar 2025 | |
| Samsara BioCapital, LLC |
13F
|
Company |
135276%
|
135,276
|
$8,874,106 | — | 31 Mar 2025 | |
| RAYMOND JAMES FINANCIAL INC |
13F
|
Company |
128778%
|
128,778
|
$8,447,837 | — | 31 Mar 2025 |
Institutional Holders of Arcellx, Inc. - Common Stock $0.001 par value per share (ACLX) as of Q2 2025
As of 30 Jun 2025,
Arcellx, Inc. - Common Stock $0.001 par value per share (ACLX) was held by
200 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
60,837,024 shares.
The largest 10 holders included
GILEAD SCIENCES, INC., FMR LLC, Paradigm Biocapital Advisors LP, VANGUARD GROUP INC, NEA Management Company, LLC, BlackRock, Inc., RA CAPITAL MANAGEMENT, L.P., Vestal Point Capital, LP, PERCEPTIVE ADVISORS LLC, and SR One Capital Management, LP.
This page lists
201
institutional shareholders reporting positions in this security
for the Q2 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
195
Q2 2025 holders
200
Holder diff
5
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 Value $ | Q2 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.