Inhibrx Biosciences, Inc. - Common Stock, par value $0.0001 per share (INBX)
CUSIP: 45720N103
Q3 2025 13F Holders as of 30 Sep 2025
- Type / Class
- Equity / Common Stock, par value $0.0001 per share
- Shares outstanding
- 14,560,641
- Total 13F shares
- 10,497,334
- Share change
- +60,929
- Total reported value
- $353,550,847
- Put/Call ratio
- 254%
- Price per share
- $33.68
- Number of holders
- 101
- Value change
- +$6,764,063
- Number of buys
- 46
- Number of sells
- 46
Quarterly Holders Quick Answers
What is CUSIP 45720N103?
CUSIP 45720N103 identifies INBX - Inhibrx Biosciences, Inc. - Common Stock, par value $0.0001 per share in SEC institutional holdings data.
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Recent filing periods for CUSIP 45720N103:
Top shareholders of INBX - Inhibrx Biosciences, Inc. - Common Stock, par value $0.0001 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 |
|---|---|---|---|---|---|---|---|---|
| VIKING GLOBAL INVESTORS LP |
13F
|
Company |
12%
|
1,787,705
|
$25,510,550 | — | 30 Jun 2025 | |
| Sanofi |
13F
|
Company |
8%
|
1,157,926
|
$16,523,604 | — | 30 Jun 2025 | |
| Mark P. Lappe |
3/4/5
13D/G
|
Chief Executive Officer, Director · Mark Lappe |
6.4%
from 13D/G
|
1,225,413
mixed-class rows
|
$15,852,324 | — | 12 Sep 2024 | |
| Jon Faiz Kayyem |
3/4/5
13D/G
|
Director |
7.9%
from 13D/G
|
1,074,046
mixed-class rows
|
$15,030,087 | — | 28 May 2025 | |
| PERCEPTIVE ADVISORS LLC |
13F
|
Company |
6.7%
|
977,892
|
$13,954,518 | — | 30 Jun 2025 | |
| HighTower Advisors, LLC |
13F
|
Company |
6%
|
871,759
|
$12,440,001 | — | 30 Jun 2025 | |
| BlackRock, Inc. |
13F
|
Company |
5%
|
728,744
|
$10,399,176 | — | 30 Jun 2025 | |
| Sofinnova Investments, Inc. |
13F
|
Company |
4.9%
|
708,678
|
$10,112,835 | — | 30 Jun 2025 | |
| Woodline Partners LP |
13F
|
Company |
4.6%
|
662,868
|
$9,459,126 | — | 30 Jun 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
4.1%
|
598,448
|
$8,539,853 | — | 30 Jun 2025 | |
| Brendan P. Eckelman |
3/4/5
|
Chief Scientific Officer |
—
mixed-class rows
|
648,888
mixed-class rows
|
$6,127,372 | — | 29 May 2024 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
1.9%
|
275,778
|
$3,935,352 | — | 30 Jun 2025 | |
| PFM Health Sciences, LP |
13F
|
Company |
1.7%
|
244,261
|
$3,485,604 | — | 30 Jun 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.6%
|
225,955
|
$3,225,084 | — | 30 Jun 2025 | |
| Douglas G. Forsyth |
3/4/5
|
Director |
—
mixed-class rows
|
239,564
mixed-class rows
|
$3,159,615 | — | 28 May 2025 | |
| STATE STREET CORP |
13F
|
Company |
1.4%
|
204,959
|
$2,924,765 | — | 30 Jun 2025 | |
| Caption Management, LLC |
13F
|
Company |
1.4%
|
199,508
|
$2,846,979 | — | 30 Jun 2025 | |
| Slotnik Capital, LLC |
13F
|
Company |
1.3%
|
184,171
|
$2,628,120 | — | 30 Jun 2025 | |
| KENNEDY CAPITAL MANAGEMENT LLC |
13F
|
Company |
1.2%
|
177,318
|
$2,530,328 | — | 30 Jun 2025 | |
| Schonfeld Strategic Advisors LLC |
13F
|
Company |
1.1%
|
154,790
|
$2,208,853 | — | 30 Jun 2025 | |
| ACADIAN ASSET MANAGEMENT LLC |
13F
|
Company |
0.82%
|
120,124
|
$1,713,000 | — | 30 Jun 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.67%
|
97,685
|
$1,393,964 | — | 30 Jun 2025 | |
| Groupe la Francaise |
13F
|
Individual |
0.52%
|
75,932
|
$1,083,550 | — | 30 Jun 2025 | |
| CREDIT INDUSTRIEL ET COMMERCIAL |
13F
|
Individual |
0.44%
|
64,217
|
$916,377 | — | 30 Jun 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.35%
|
50,478
|
$720,322 | — | 30 Jun 2025 | |
| UBS Group AG |
13F
|
Company |
0.32%
|
45,984
|
$656,192 | — | 30 Jun 2025 | |
| Ikarian Capital, LLC |
13F
|
Company |
0.29%
|
42,122
|
$601,081 | — | 30 Jun 2025 | |
| Laird Norton Wetherby Wealth Management, LLC |
13F
|
Company |
0.28%
|
40,656
|
$580,162 | — | 30 Jun 2025 | |
| FMR LLC |
13F
|
Company |
0.27%
|
39,071
|
$557,538 | — | 30 Jun 2025 | |
| ArrowMark Colorado Holdings LLC |
13F
|
Company |
0.25%
|
36,206
|
$516,660 | — | 30 Jun 2025 | |
| Murchinson Ltd. |
13F
|
Company |
0.23%
|
33,790
|
$482,183 | — | 30 Jun 2025 | |
| Birchview Capital, LP |
13F
|
Company |
0.22%
|
32,110
|
$458,210 | — | 30 Jun 2025 | |
| Russell Investments Group, Ltd. |
13F
|
Company |
0.21%
|
29,993
|
$427,999 | — | 30 Jun 2025 | |
| BOOTHBAY FUND MANAGEMENT, LLC |
13F
|
Company |
0.19%
|
28,230
|
$402,842 | — | 30 Jun 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0.19%
|
27,808
|
$396,821 | — | 30 Jun 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.19%
|
27,793
|
$396,606 | — | 30 Jun 2025 | |
| READYSTATE ASSET MANAGEMENT LP |
13F
|
Company |
0.18%
|
26,834
|
$382,921 | — | 30 Jun 2025 | |
| Meridian Wealth Advisors, LLC |
13F
|
Company |
0.17%
|
25,000
|
$356,750 | — | 30 Jun 2025 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
|
Company |
0.16%
|
23,073
|
$329,252 | — | 30 Jun 2025 | |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management |
13F
|
Company |
0.16%
|
22,584
|
$322,274 | — | 30 Jun 2025 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
0.15%
|
22,170
|
$316,366 | — | 30 Jun 2025 | |
| Kristiina Vuori MD |
3/4/5
|
Director |
—
mixed-class rows
|
35,443
mixed-class rows
|
$306,645 | — | 28 May 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.15%
|
21,214
|
$302,724 | — | 30 Jun 2025 | |
| Yakira Capital Management, Inc. |
13F
|
Company |
0.15%
|
21,118
|
$301,354 | — | 30 Jun 2025 | |
| JBF Capital, Inc. |
13F
|
Company |
0.14%
|
20,949
|
$298,942 | — | 30 Jun 2025 | |
| Corient Private Wealth LLC |
13F
|
Company |
0.14%
|
20,455
|
$291,893 | — | 30 Jun 2025 | |
| ALLIANCEBERNSTEIN L.P. |
13F
|
Company |
0.14%
|
20,420
|
$291,393 | — | 30 Jun 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.14%
|
19,886
|
$283,773 | — | 30 Jun 2025 | |
| HRT FINANCIAL LP |
13F
|
Company |
0.14%
|
19,783
|
$282,000 | — | 30 Jun 2025 | |
| Arbiter Partners Capital Management LLC |
13F
|
Company |
0.14%
|
19,759
|
$281,960 | — | 30 Jun 2025 |
Institutional Holders of Inhibrx Biosciences, Inc. - Common Stock, par value $0.0001 per share (INBX) as of Q3 2025
As of 30 Sep 2025,
Inhibrx Biosciences, Inc. - Common Stock, par value $0.0001 per share (INBX) was held by
101 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
10,497,334 shares.
The largest 10 holders included
VIKING GLOBAL INVESTORS LP, PERCEPTIVE ADVISORS LLC, Sanofi, HighTower Advisors, LLC, BlackRock, Inc., VANGUARD GROUP INC, MORGAN STANLEY, Sofinnova Investments, Inc., Woodline Partners LP, and MILLENNIUM MANAGEMENT LLC.
This page lists
101
institutional shareholders reporting positions in this security
for the Q3 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
87
Q3 2025 holders
101
Holder diff
14
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 Value $ | Q3 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.