CRESCENT BIOPHARMA, INC.
Total Trades
7
Buys
7
Sells
0
Largest Trade
$1M+
Insiders
4
Institutional Funds
35
Inst. Value
$1M+
Activist Filings
42
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Fairmount Funds Management LLC | Director | BUY | $1M+ | 1.4M | $13.41 | Dec 8, 2025 |
| USMAN NASSIM | President & CEO | BUY | $1K–$15K | 3K | $0.47 | Aug 10, 2022 |
| Miller Seline E. | SVP Finance; Inter… | BUY | $1K–$15K | 3K | $0.47 | Aug 10, 2022 |
| Blouse Grant E. | Chief Scientific O… | BUY | $1K–$15K | 3K | $0.47 | Aug 10, 2022 |
| USMAN NASSIM | President & CEO | BUY | $1K–$15K | 3K | $0.46 | Feb 17, 2022 |
| Miller Seline E. | SVP Finance; Inter… | BUY | $1K–$15K | 3K | $0.46 | Feb 17, 2022 |
| Blouse Grant E. | Chief Scientific O… | BUY | $1K–$15K | 3K | $0.46 | Feb 17, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 35 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Fairmount Funds Management LLC | 2.7M | $1M+ | SH |
| VR Adviser, LLC | 2.1M | $1M+ | SH |
| TANG CAPITAL MANAGEMENT LLC | 872K | $1M+ | SH |
| ADAR1 Capital Management, LLC | 606K | $1M+ | SH |
| ADAR1 Capital Management, LLC | 606K | $1M+ | SH |
| Logos Global Management LP | 600K | $1M+ | SH |
| VANGUARD GROUP INC | 505K | $1M+ | SH |
| Deep Track Capital, LP | 454K | $1M+ | SH |
| PERCEPTIVE ADVISORS LLC | 454K | $1M+ | SH |
| NEXTBio Capital Management LP | 373K | $1M+ | SH |
| Remedium Capital Partners, LLC | 361K | $1M+ | SH |
| Point72 Asset Management, L.P. | 300K | $1M+ | SH |
| Alyeska Investment Group, L.P. | 264K | $1M+ | SH |
| BALYASNY ASSET MANAGEMENT L.P. | 112K | $1M+ | SH |
| BlackRock, Inc. | 109K | $1M+ | SH |
| Stonepine Capital Management, LLC | 88K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 74K | $500K+ | SH |
| Burkehill Global Management, LP | 74K | $500K+ | SH |
| Jefferies Financial Group Inc. | 64K | $500K+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 47K | $500K+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Feb 5, 2026
15.0%
4.1M shares
SC 13G · Dec 11, 2025
6.1%
1.7M shares
Fairmount Funds Management LLC
SC 13D/A · Dec 8, 2025
18.5%
5.6M shares
SC 13G/A · Oct 14, 2025
10.3%
1.4M shares
SC 13G · Oct 9, 2025
5.0%
700K shares
SC 13G · Aug 20, 2025
6.5%
897K shares
SC 13G/A · Aug 14, 2025
5.1%
707K shares
SC 13G/A · Aug 14, 2025
4.1%
575K shares
SC 13G · Jul 8, 2025
10.2%
1.4M shares
Fairmount Funds Management LLC
SC 13D · Jun 23, 2025
20.0%
3.1M shares
Venrock Healthcare Capital Partners III, L.P.
SC 13G · Jun 23, 2025
9.9%
1.4M shares
Adage Capital Management, L.P.
SC 13D/A · Jun 20, 2025
0.4%
51K shares
SC 13D/A · Oct 30, 2023
16.5%
6.3M shares
Nantahala Capital Management, LLC
SC 13G/A · Feb 14, 2023
1.4%
438K shares
SC 13G/A · Feb 14, 2023
0.0%
0 shares
SC 13G/A · Feb 13, 2023
7.1%
2.7M shares
Renaissance Technologies LLC 26-0385758
SC 13G/A · Feb 13, 2023
3.1%
1.2M shares
SC 13D · Jan 4, 2023
16.6%
6.3M shares
SC 13D/A · Oct 7, 2022
3.4%
1.1M shares
SC 13D/A · Aug 19, 2022
7.1%
2.2M shares
SC 13D/A · Aug 3, 2022
7.1%
2.2M shares
SC 13D/A · Aug 1, 2022
4.9%
1.6M shares
SC 13D/A · Jul 22, 2022
7.1%
2.2M shares
SC 13D · Jun 21, 2022
4.9%
1.6M shares
SC 13D/A · Jun 17, 2022
6.4%
2.0M shares
SC 13D/A · May 25, 2022
6.4%
2.0M shares
SC 13D/A · May 10, 2022
4.2%
1.3M shares
SC 13D/A · May 2, 2022
4.2%
1.3M shares
SC 13D/A · Apr 21, 2022
4.2%
1.3M shares
SC 13D/A · Mar 7, 2022
4.2%
1.3M shares
SC 13G · Mar 4, 2022
5.9%
1.9M shares
SC 13D/A · Feb 28, 2022
4.2%
1.3M shares
SC 13D/A · Feb 23, 2022
4.0%
1.2M shares
SC 13G/A · Feb 14, 2022
0.0%
0 shares
Nantahala Capital Management, LLC
SC 13G/A · Feb 14, 2022
8.8%
2.8M shares
Stonepine Capital Management, LLC
SC 13G/A · Feb 11, 2022
0.0%
0 shares
SC 13G · Feb 11, 2022
4.3%
1.4M shares
Renaissance Technologies LLC 26-0385758
SC 13G · Feb 11, 2022
5.6%
1.8M shares
SC 13D/A · Jan 27, 2022
2.5%
780K shares
Assenagon S.A., Assenagon Asset Management S.A.
SC 13G · Jan 18, 2022
0.0%
0 shares
Assenagon S.A., Assenagon Asset Management S.A.
SC 13G · Jan 18, 2022
6.0%
1.9M shares
SC 13D/A · Jan 5, 2022
2.5%
780K shares