LB PHARMACEUTICALS INC
Total Trades
4
Buys
4
Sells
0
Largest Trade
$1M+
Insiders
4
Institutional Funds
46
Inst. Value
$1M+
Activist Filings
12
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Deep Track Biotechnology Master Fund, Ltd. | 10% Owner | BUY | $1M+ | 2.7M | $15.00 | Sep 16, 2025 |
| Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | BUY | $1M+ | 1.0M | $15.00 | Sep 16, 2025 |
| Nussbaum Ran | Director | BUY | $1M+ | 1.0M | $15.00 | Sep 16, 2025 |
| Vida Ventures GP III, L.L.C. | 10% Owner | BUY | $1M+ | 333K | $15.00 | Sep 16, 2025 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 46 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Deep Track Capital, LP | 3.4M | $1M+ | SH |
| RA CAPITAL MANAGEMENT, L.P. | 2.2M | $1M+ | SH |
| Trails Edge Capital Partners, LP | 1.4M | $1M+ | SH |
| JPMORGAN CHASE & CO | 1.3M | $1M+ | SH |
| Logos Global Management LP | 1.2M | $1M+ | SH |
| Spruce Street Capital LP | 1.0M | $1M+ | SH |
| VANGUARD GROUP INC | 967K | $1M+ | SH |
| BALYASNY ASSET MANAGEMENT L.P. | 897K | $1M+ | SH |
| JENNISON ASSOCIATES LLC | 822K | $1M+ | SH |
| Vivo Capital, LLC | 800K | $1M+ | SH |
| Nantahala Capital Management, LLC | 675K | $1M+ | SH |
| Alyeska Investment Group, L.P. | 675K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 372K | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 303K | $1M+ | SH |
| Nan Fung Group Holdings Ltd | 300K | $1M+ | SH |
| STATE STREET CORP | 250K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 178K | $1M+ | SH |
| Longbow Finance SA | 82K | $1M+ | SH |
| UBS Group AG | 50K | $1M+ | SH |
| JANE STREET GROUP, LLC | 32K | $500K+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Feb 17, 2026
8.7%
2.2M shares
Deep Track Biotechnology Master Fund, Ltd.
SC 13D/A · Feb 10, 2026
9.4%
2.7M shares
SC 13G · Jan 21, 2026
5.1%
1.3M shares
BlackRock Portfolio Management LLC
SC 13G/A · Jan 21, 2026
3.8%
961K shares
SC 13G · Jan 21, 2026
6.3%
1.6M shares
Trails Edge Capital Partners, LP
SC 13G · Dec 31, 2025
5.0%
1.3M shares
BlackRock Portfolio Management LLC
SC 13G · Oct 17, 2025
5.9%
975K shares
Pontifax Management 4 G.P. (2015) Ltd.
SC 13D · Sep 25, 2025
6.3%
1.4M shares
SC 13G · Sep 19, 2025
7.5%
1.7M shares
Deep Track Biotechnology Master Fund, Ltd.
SC 13D · Sep 19, 2025
12.0%
2.7M shares
SC 13G · Sep 18, 2025
7.8%
1.7M shares
SC 13G · Sep 18, 2025
5.5%
1.2M shares