Disc Medicine, Inc.
Total Trades
100
Buys
6
Sells
69
Largest Trade
$1M+
Insiders
15
Institutional Funds
151
Inst. Value
$1M+
Activist Filings
48
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Quisel John D | CEO | EXERCISE | $50K–$100K | 20K | $2.65 | Dec 26, 2024 |
| Quisel John D | CEO | SELL | $1M+ | 20K | $63.14 | Dec 26, 2024 |
| White William Richard | Director | EXERCISE | $1K–$15K | 2K | $3.39 | Dec 5, 2024 |
| White William Richard | Director | SELL | $100K–$500K | 2K | $64.63 | Dec 5, 2024 |
| Savage William Jacob | Chief Medical Offi… | SELL | $500K+ | 14K | $65.45 | Nov 27, 2024 |
| Savage William Jacob | Chief Medical Offi… | EXERCISE | $100K–$500K | 14K | $12.15 | Nov 27, 2024 |
| Savage William Jacob | Chief Medical Offi… | SELL | $500K+ | 9K | $59.64 | Nov 19, 2024 |
| Savage William Jacob | Chief Medical Offi… | EXERCISE | $50K–$100K | 9K | $9.86 | Nov 19, 2024 |
| White William Richard | Director | EXERCISE | $100K–$500K | 7K | $44.71 | Nov 6, 2024 |
| White William Richard | Director | SELL | $100K–$500K | 7K | $58.27 | Nov 6, 2024 |
| White William Richard | Director | SELL | $1K–$15K | 201 | $51.31 | Oct 3, 2024 |
| White William Richard | Director | EXERCISE | $1K–$15K | 201 | $9.86 | Oct 3, 2024 |
| White William Richard | Director | SELL | $1K–$15K | 201 | $46.04 | Jul 3, 2024 |
| White William Richard | Director | EXERCISE | $1K–$15K | 201 | $9.86 | Jul 3, 2024 |
| Bitterman Kevin | Director | BUY | $1M+ | 222K | $36.00 | Jun 21, 2024 |
| Ashiya Mona | Director | BUY | $1M+ | 83K | $36.00 | Jun 20, 2024 |
| ORBIMED ADVISORS LLC | Director | BUY | $1M+ | 83K | $36.00 | Jun 20, 2024 |
| White William Richard | Director | EXERCISE | $1K–$15K | 2K | $3.39 | Jun 5, 2024 |
| White William Richard | Director | SELL | $50K–$100K | 2K | $36.08 | Jun 5, 2024 |
| White William Richard | Director | EXERCISE | $1K–$15K | 201 | $9.86 | May 3, 2024 |
| White William Richard | Director | SELL | $1K–$15K | 201 | $28.63 | May 3, 2024 |
| White William Richard | Director | EXERCISE | $1K–$15K | 3K | $4.91 | Apr 15, 2024 |
| White William Richard | Director | SELL | $50K–$100K | 3K | $31.80 | Apr 15, 2024 |
| Bitterman Kevin | Director | SELL | $1M+ | 103K | $67.65 | Jan 25, 2024 |
| Atlas Venture Fund X, L.P. | 10% Owner | SELL | $1M+ | 150K | $67.65 | Jan 25, 2024 |
| Bitterman Kevin | Director | SELL | $1M+ | 20K | $64.00 | Jan 12, 2024 |
| Atlas Venture Fund X, L.P. | 10% Owner | SELL | $1M+ | 50K | $64.00 | Jan 12, 2024 |
| Khara Rahul | General Counsel | EXERCISE | $100K–$500K | 10K | $14.69 | Nov 27, 2023 |
| Khara Rahul | General Counsel | SELL | $500K+ | 10K | $51.73 | Nov 27, 2023 |
| Khara Rahul | General Counsel | EXERCISE | $50K–$100K | 5K | $14.69 | Nov 15, 2023 |
| Khara Rahul | General Counsel | SELL | $100K–$500K | 5K | $50.61 | Nov 15, 2023 |
| Khara Rahul | General Counsel | EXERCISE | $1K–$15K | 100 | $14.69 | Nov 7, 2023 |
| Khara Rahul | General Counsel | SELL | $1K–$15K | 100 | $50.00 | Nov 7, 2023 |
| Atlas Venture Fund X, L.P. | 10% Owner | SELL | $1M+ | 357K | $53.13 | Sep 18, 2023 |
| Bryce Joanne | CFO | SELL | $50K–$100K | 1K | $52.99 | Sep 5, 2023 |
| Bryce Joanne | CFO | EXERCISE | $1K–$15K | 1K | $2.65 | Sep 5, 2023 |
| Bitterman Kevin | Director | SELL | $1M+ | 73K | $52.40 | Aug 17, 2023 |
| Atlas Venture Fund X, L.P. | 10% Owner | SELL | $1M+ | 359K | $52.49 | Aug 16, 2023 |
| Savage William Jacob | Chief Medical Offi… | SELL | $100K–$500K | 8K | $52.95 | Aug 16, 2023 |
| Savage William Jacob | Chief Medical Offi… | SELL | $100K–$500K | 8K | $49.83 | Aug 11, 2023 |
| Bryce Joanne | CFO | SELL | $100K–$500K | 5K | $49.91 | Aug 3, 2023 |
| Bryce Joanne | CFO | EXERCISE | $1K–$15K | 5K | $1.01 | Aug 3, 2023 |
| MacDonald Brian Richard | Chief Innovation O… | SELL | $500K+ | 15K | $47.02 | Jun 30, 2023 |
| Bryce Joanne | CFO | EXERCISE | $1K–$15K | 8K | $1.01 | Jun 30, 2023 |
| Bryce Joanne | CFO | SELL | $500K+ | 10K | $49.95 | Jun 30, 2023 |
| Savage William Jacob | Chief Medical Offi… | SELL | $100K–$500K | 4K | $49.98 | Jun 30, 2023 |
| Novo Holdings A/S | 10% Owner | SELL | $1M+ | 1.3M | $46.10 | Jun 28, 2023 |
| Ashiya Mona | Director | BUY | $1M+ | 109K | $23.00 | Feb 17, 2023 |
| ORBIMED ADVISORS LLC | Director | BUY | $1M+ | 109K | $23.00 | Feb 17, 2023 |
| AI DMI LLC | 10% Owner | BUY | $1M+ | 435K | $23.00 | Feb 17, 2023 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 151 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 2.0M | $1M+ | SH |
| VANGUARD GROUP INC | 1.5M | $1M+ | SH |
| Atlas Venture Life Science Advisors, LLC | 1.5M | $1M+ | SH |
| Frazier Life Sciences Management, L.P. | 1.3M | $1M+ | SH |
| STATE STREET CORP | 1.2M | $1M+ | SH |
| ORBIMED ADVISORS LLC | 1.1M | $1M+ | SH |
| Siren, L.L.C. | 988K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 590K | $1M+ | SH |
| JENNISON ASSOCIATES LLC | 532K | $1M+ | SH |
| First Light Asset Management, LLC | 523K | $1M+ | SH |
| Logos Global Management LP | 510K | $1M+ | SH |
| PERCEPTIVE ADVISORS LLC | 451K | $1M+ | SH |
| EVENTIDE ASSET MANAGEMENT, LLC | 395K | $1M+ | SH |
| Pictet Asset Management Holding SA | 394K | $1M+ | SH |
| JPMORGAN CHASE & CO | 379K | $1M+ | SH |
| Assenagon Asset Management S.A. | 358K | $1M+ | SH |
| Palo Alto Investors LP | 317K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 247K | $1M+ | SH |
| Aberdeen Group plc | 234K | $1M+ | SH |
| LOOMIS SAYLES & CO L P | 231K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Jan 7, 2026
5.9%
2.2M shares
SC 13D/A · Dec 18, 2025
2.2%
813K shares
SC 13G/A · Nov 5, 2025
14.1%
4.9M shares
SC 13D/A · Oct 23, 2025
8.0%
3.0M shares
SC 13D/A · Aug 15, 2025
3.1%
1.1M shares
Frazier Life Sciences Public Fund, L.P.
SC 13G/A · Aug 14, 2025
3.0%
1.0M shares
Wellington Management Group LLP
SC 13G/A · Aug 12, 2025
4.1%
1.4M shares
SC 13G/A · Aug 7, 2025
12.2%
4.2M shares
Paradigm BioCapital Advisors LP
SC 13G/A · May 15, 2025
3.5%
1.2M shares
Wellington Management Group LLP
SC 13G · May 12, 2025
6.8%
2.3M shares
SC 13G/A · May 12, 2025
9.3%
3.2M shares
SC 13D/A · Mar 12, 2025
4.5%
1.6M shares
SC 13D/A · Mar 3, 2025
10.8%
3.8M shares
Bain Capital Life Sciences Opportunities III, LP
SC 13G/A · Feb 14, 2025
3.3%
984K shares
SC 13G · Feb 12, 2025
6.3%
1.9M shares
Wellington Management Group LLP
SC 13G/A · Feb 10, 2025
4.7%
1.4M shares
Bain Capital Life Sciences Opportunities III, LP 2
SC 13G/A · Nov 14, 2024
6.0%
1.8M shares
SC 13G/A · Nov 14, 2024
0.0%
0 shares
SC 13G · Nov 8, 2024
6.2%
1.9M shares
Wellington Management Group LLP
SC 13G · Nov 8, 2024
6.2%
1.8M shares
SC 13G · Oct 24, 2024
6.2%
1.9M shares
Frazier Life Sciences Public Fund, L.P. 2.
SC 13G · Jun 25, 2024
3.7%
1.1M shares
SC 13D/A · Jun 20, 2024
6.0%
1.8M shares
SC 13D/A · Jun 20, 2024
12.6%
3.8M shares
SC 13G/A · Feb 14, 2024
0.0%
0 shares
Bain Capital Life Sciences Opportunities III, LP 2
SC 13G/A · Feb 13, 2024
5.5%
1.3M shares
SC 13D/A · Jan 25, 2024
5.8%
1.4M shares
SC 13D/A · Dec 15, 2023
7.1%
1.7M shares
SC 13D/A · Nov 13, 2023
13.7%
3.3M shares
SC 13D/A · Sep 21, 2023
7.0%
1.6M shares
SC 13G · Jun 30, 2023
5.2%
1.2M shares
SC 13G/A · Jun 28, 2023
4.8%
1.1M shares
SC 13D/A · Jun 21, 2023
10.2%
2.3M shares
SC 13D/A · Jun 20, 2023
14.9%
3.3M shares
Bain Capital Life Sciences Opportunities III, LP
SC 13G · Feb 24, 2023
10.0%
2.0M shares
SC 13D/A · Feb 17, 2023
16.6%
3.1M shares
SC 13D/A · Feb 16, 2023
1.9%
350K shares
SC 13D/A · Feb 14, 2023
1.6%
280K shares
SC 13D/A · Feb 14, 2023
12.9%
2.2M shares
Suvretta Capital Management, LLC
SC 13G/A · Feb 13, 2023
0.0%
0 shares
SC 13G · Feb 10, 2023
12.7%
2.1M shares
SC 13G/A · Jan 31, 2023
0.0%
0 shares
SC 13D · Jan 9, 2023
16.0%
2.7M shares
SC 13G · Jan 9, 2023
3.0%
500K shares
SC 13D/A · Jan 4, 2023
2.9%
487K shares
SC 13D/A · Jan 3, 2023
12.8%
2.2M shares
SC 13G · Jan 3, 2023
13.8%
2.3M shares