Lb Pharmaceuticals's top three insider shareholders as of May 30, 2026 are Track Biotechnology Master Fund, Ltd. Deep (TenPercentOwner, 3.35Mn shares), Management 4 G.P. (2015) Ltd. Pontifax (TenPercentOwner, 1.41Mn shares), Ran Nussbaum (Director, 1.41Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Ran Nussbaum | - | 0 | 1,411,681 | 16 Sep, 2025 |
| Management 4 G.P. (2015) Ltd. Pontifax | - | 0 | 1,411,681 | 16 Sep, 2025 |
| Ventures Gp Iii, L.L.C. Vida | - | 0 | 882,243 | 16 Sep, 2025 |
| Track Biotechnology Master Fund, Ltd. Deep | - | 2,686,138 | 666,666 | 16 Sep, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 06 Mar, 2026 | Robert A. Lenz | Stock Option (Right to Buy) | A | 20,000 | $0.00 | 20,000 | D | A |
| 06 Feb, 2026 | Track Biotechnology Master Fund, Ltd. Deep | Pre-Funded Warrants (Right to Buy) | A | 378,444 | $21.17 | 378,444 | D | P |
| 06 Feb, 2026 | Track Biotechnology Master Fund, Ltd. Deep | Pre-Funded Warrants (Right to Buy) | A | 93,925 | $21.17 | 93,925 | I | P |
| 10 Dec, 2025 | Panandiker Kaya Kamlesh Pai | Employee Stock Option (Right to Buy) | A | 195,000 | $0.00 | 195,000 | D | A |
| 10 Dec, 2025 | Panandiker Kaya Kamlesh Pai | Employee Stock Option (Right to Buy) | A | 195,000 | $0.00 | 195,000 | D | A |
| 12 Sep, 2025 | Management 4 G.P. (2015) Ltd. Pontifax | Common Stock | A | 411,681 | - | 411,681 | I | C |
| 12 Sep, 2025 | Ventures Gp Iii, L.L.C. Vida | Common Stock | A | 547,648 | - | 547,648 | I | C |
| 12 Sep, 2025 | Ran Nussbaum | Common Stock | A | 411,681 | - | 411,681 | I | C |
| 12 Sep, 2025 | Track Biotechnology Master Fund, Ltd. Deep | Common Stock | A | 686,138 | - | 686,138 | D | C |
| 12 Sep, 2025 | Management 4 G.P. (2015) Ltd. Pontifax | Common Stock | A | 411,681 | - | 411,681 | I | C |
| 12 Sep, 2025 | Management 4 G.P. (2015) Ltd. Pontifax | Common Stock | A | 1,000,000 | $15.00 | 1,411,681 | I | P |
| 12 Sep, 2025 | Management 4 G.P. (2015) Ltd. Pontifax | Common Stock | A | 1,000,000 | $15.00 | 1,411,681 | I | P |
| 12 Sep, 2025 | Track Biotechnology Master Fund, Ltd. Deep | Common Stock | A | 2,000,000 | $15.00 | 2,686,138 | D | P |
| 12 Sep, 2025 | Ran Nussbaum | Common Stock | A | 1,000,000 | $15.00 | 1,411,681 | I | P |
| 12 Sep, 2025 | Ventures Gp Iii, L.L.C. Vida | Common Stock | A | 1,262 | - | 1,262 | I | C |
| 12 Sep, 2025 | Ventures Gp Iii, L.L.C. Vida | Common Stock | A | 332,566 | $15.00 | 880,214 | I | P |
| 12 Sep, 2025 | Track Biotechnology Master Fund, Ltd. Deep | Common Stock | A | 666,666 | $15.00 | 666,666 | I | P |
| 12 Sep, 2025 | Management 4 G.P. (2015) Ltd. Pontifax | Series C Preferred Stock | D | 10,000,000 | - | 0 | I | C |
| 12 Sep, 2025 | Management 4 G.P. (2015) Ltd. Pontifax | Series C Preferred Stock | D | 10,000,000 | - | 0 | I | C |
| 12 Sep, 2025 | Ran Nussbaum | Series C Preferred Stock | D | 10,000,000 | - | 0 | I | C |