- Type / Class
- Equity / Common Stock
- Shares outstanding
- 58,974,400
- Total 13F shares
- 46,737,558
- Share change
- -1,245,713
- Total reported value
- $2,593,995,956
- Put/Call ratio
- 28%
- Price per share
- $55.50
- Number of holders
- 154
- Value change
- -$29,980,183
- Number of buys
- 86
- Number of sells
- 63
Quarterly Holders Quick Answers
What is CUSIP 03940C100?
CUSIP 03940C100 identifies ACLX - Arcellx, Inc. - Common Stock 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 (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. |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
6,720,803
|
$371,444,668 | — | 28 Dec 2023 | |
| 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 | |
| Novo Holdings A/S |
3/4/5
13F
|
10%+ Owner · Company |
1.8%
from 13F
|
4,016,878
|
$222,004,412 | — | 08 Feb 2022 | |
| FMR LLC |
13F
|
Company |
7.7%
|
4,537,352
|
$162,800,189 | — | 30 Sep 2023 | |
| PERCEPTIVE ADVISORS LLC |
13F
|
Company |
6.7%
|
3,965,978
|
$142,299,291 | — | 30 Sep 2023 | |
| SR ONE CAPITAL MANAGEMENT, LP |
13F
|
Company |
6.7%
|
3,946,630
|
$141,605,084 | — | 30 Sep 2023 | |
| NEA Management Company, LLC |
13F
|
Company |
6.4%
|
3,745,262
|
$134,380,001 | — | 30 Sep 2023 | |
| Lewis T. "rusty" Williams |
3/4/5
|
Director |
—
class O/S missing
|
2,095,114
|
$115,792,551 | — | 08 Feb 2022 | |
| Paradigm Biocapital Advisors LP |
13F
|
Company |
5%
|
2,953,122
|
$105,958,017 | — | 30 Sep 2023 | |
| SUVRETTA CAPITAL MANAGEMENT, LLC |
13F
|
Company |
4.9%
|
2,869,967
|
$102,974,416 | — | 30 Sep 2023 | |
| BlackRock Finance, Inc. |
13F
|
Company |
4.6%
|
2,707,662
|
$97,150,912 | — | 30 Sep 2023 | |
| 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 |
3.6%
|
2,150,000
|
$77,142,000 | — | 30 Sep 2023 | |
| VANGUARD GROUP INC |
13F
|
Company |
3.5%
|
2,038,557
|
$73,143,426 | — | 30 Sep 2023 | |
| STATE STREET CORP |
13F
|
Company |
3.4%
|
2,014,245
|
$72,271,111 | — | 30 Sep 2023 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
3%
|
1,775,438
|
$63,693,473 | — | 30 Sep 2023 | |
| LORD, ABBETT & CO. LLC |
13F
|
Company |
1.9%
|
1,098,037
|
$39,398,000 | — | 30 Sep 2023 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
1.6%
|
936,871
|
$33,616,000 | — | 30 Sep 2023 | |
| T. Rowe Price Investment Management, Inc. |
13F
|
Company |
1.5%
|
910,178
|
$32,658,000 | — | 30 Sep 2023 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1.5%
|
874,858
|
$31,389,905 | — | 30 Sep 2023 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.3%
|
739,054
|
$26,520,213 | — | 30 Sep 2023 | |
| Soleus Capital Management, L.P. |
13F
|
Company |
1.1%
|
643,777
|
$23,098,719 | — | 30 Sep 2023 | |
| Samsara BioCapital, LLC |
13F
|
Company |
1%
|
613,921
|
$22,027,485 | — | 30 Sep 2023 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0.96%
|
563,899
|
$20,232,696 | — | 30 Sep 2023 | |
| Vivo Capital, LLC |
13F
|
Company |
0.85%
|
503,565
|
$18,067,912 | — | 30 Sep 2023 | |
| Affinity Asset Advisors, LLC |
13F
|
Company |
0.68%
|
400,000
|
$14,352,000 | — | 30 Sep 2023 | |
| S.c.a. Candriam |
13F
|
Individual |
0.67%
|
398,020
|
$14,280,958 | — | 30 Sep 2023 | |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
|
Company |
0.67%
|
392,904
|
$14,097,396 | — | 30 Sep 2023 | |
| Pictet Asset Management Holding SA |
13F
|
Company |
0.66%
|
388,120
|
$13,925,746 | — | 30 Sep 2023 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.62%
|
367,451
|
$13,184,142 | — | 30 Sep 2023 | |
| GREAT POINT PARTNERS LLC |
13F
|
Company |
0.49%
|
287,500
|
$10,315,500 | — | 30 Sep 2023 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.44%
|
260,456
|
$9,345,161 | — | 30 Sep 2023 | |
| Nuveen Asset Management, LLC |
13F
|
Company |
0.41%
|
244,193
|
$8,761,645 | — | 30 Sep 2023 | |
| PFM Health Sciences, LP |
13F
|
Company |
0.41%
|
240,338
|
$8,623,327 | — | 30 Sep 2023 | |
| Walleye Capital LLC |
13F
|
Company |
0.37%
|
216,270
|
$7,759,768 | — | 30 Sep 2023 | |
| Parkman Healthcare Partners LLC |
13F
|
Company |
0.35%
|
203,482
|
$7,300,934 | — | 30 Sep 2023 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.31%
|
185,593
|
$6,659,076 | — | 30 Sep 2023 | |
| Russell Investments Group, Ltd. |
13F
|
Company |
0.3%
|
178,342
|
$6,398,910 | — | 30 Sep 2023 | |
| Rafferty Asset Management, LLC |
13F
|
Company |
0.27%
|
158,778
|
$5,696,955 | — | 30 Sep 2023 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.24%
|
142,096
|
$5,098,404 | — | 30 Sep 2023 | |
| CAAS CAPITAL MANAGEMENT LP |
13F
|
Company |
0.21%
|
124,959
|
$4,483,529 | — | 30 Sep 2023 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.2%
|
117,268
|
$4,207,576 | — | 30 Sep 2023 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.19%
|
109,446
|
$3,926,923 | — | 30 Sep 2023 | |
| MORGAN STANLEY |
13F
|
Company |
0.18%
|
105,258
|
$3,776,657 | — | 30 Sep 2023 | |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
0.17%
|
103,051
|
$3,697,470 | — | 30 Sep 2023 | |
| CLOUGH CAPITAL PARTNERS L P |
13F
|
Company |
0.17%
|
102,762
|
$3,687,101 | — | 30 Sep 2023 | |
| BARCLAYS PLC |
13F
|
Company |
0.15%
|
86,187
|
$3,092,390 | — | 30 Sep 2023 | |
| TD ASSET MANAGEMENT INC |
13F
|
Company |
0.14%
|
81,600
|
$2,927,808 | — | 30 Sep 2023 | |
| HighVista Strategies LLC |
13F
|
Company |
0.13%
|
78,028
|
$2,799,645 | — | 30 Sep 2023 |
Institutional Holders of Arcellx, Inc. - Common Stock (ACLX) as of Q4 2023
As of 31 Dec 2023,
Arcellx, Inc. - Common Stock (ACLX) was held by
154 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
46,737,558 shares.
The largest 10 holders included
PERCEPTIVE ADVISORS LLC, FMR LLC, NEA Management Company, LLC, Paradigm Biocapital Advisors LP, SR ONE CAPITAL MANAGEMENT, LP, BlackRock Inc., SUVRETTA CAPITAL MANAGEMENT, LLC, VANGUARD GROUP INC, STATE STREET CORP, and Cormorant Asset Management, LP.
This page lists
154
institutional shareholders reporting positions in this security
for the Q4 2023 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q4 2023 vs Q3 2023 Across Filers
Q3 2023 holders
132
Q4 2023 holders
154
Holder diff
22
| Investor | Q3 2023 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q3 2023 Value $ | Q4 2023 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.