Lb Pharmaceuticals Inc. (LBRX)
Lb Pharmaceuticals Inc. (LBRX) Insider Trading
Directors, officers and holders of more than 10% of LBRX report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 84 transactions on file: 9 with code P, 0 with code S and 41 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 9, 2026 | Miller Joseph M | Chief Financial Officer | A Award | 200,000 | Not measured | Not measured |
| Oct 9, 2026 | Kozauer Susan Gani | Chief Medical Officer | A Award | 200,000 | Not measured | Not measured |
| Jul 30, 2026 | Deep Track Biotechnology Master Fund, Ltd. | 10% Owner | P Purchase | 286,205 | $34.94 | $9,999,974 |
| Jun 3, 2026 | Nussbaum Ran | Director | A Award | 10,000 | Not measured | Not measured |
| Jun 3, 2026 | RUFFOLO ROBERT R | Director | A Award | 10,000 | Not measured | Not measured |
| Jun 3, 2026 | Luse Rebecca | Director | A Award | 10,000 | Not measured | Not measured |
| Jun 3, 2026 | Lenz Robert A. | Director | A Award | 12,500 | Not measured | Not measured |
| Jun 3, 2026 | Garland J. Scott | Director | A Award | 10,000 | Not measured | Not measured |
| Jun 3, 2026 | Hemrajani Rekha | Director | A Award | 10,000 | Not measured | Not measured |
| Jun 3, 2026 | Kane William P Jr | Director | A Award | 10,000 | Not measured | Not measured |
| Mar 6, 2026 | Lenz Robert A. | Director | A Award | 20,000 | Not measured | Not measured |
| Feb 6, 2026 | Deep Track Biotechnology Master Fund, Ltd. | 10% Owner | P Purchase | 378,444 | $21.17 | $8,011,622 |
| Feb 6, 2026 | Deep Track Biotechnology Master Fund, Ltd. | 10% Owner | P Purchase | 93,925 | $21.17 | $1,988,383 |
| Dec 10, 2025 | Pai Panandiker Kaya Kamlesh | Chief Commercial Officer | A Award | 195,000 | Not measured | Not measured |
| Sep 12, 2025 | Vida Ventures GP III, L.L.C. | 10% Owner | P Purchase | 767 | $15.00 | $11,505 |
| Sep 12, 2025 | Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | P Purchase | 1,000,000 | $15.00 | $15,000,000 |
| Sep 12, 2025 | Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | C Conversion | 10,000,000 | Not measured | Not measured |
| Sep 12, 2025 | Nussbaum Ran | Director | C Conversion | 10,000,000 | Not measured | Not measured |
| Sep 12, 2025 | Nussbaum Ran | Director | C Conversion | 411,681 | Not measured | Not measured |
| Sep 12, 2025 | Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | C Conversion | 411,681 | Not measured | Not measured |
| Sep 12, 2025 | Vida Ventures GP III, L.L.C. | 10% Owner | C Conversion | 547,648 | Not measured | Not measured |
| Sep 12, 2025 | Deep Track Biotechnology Master Fund, Ltd. | 10% Owner | P Purchase | 666,666 | $15.00 | $9,999,990 |
| Sep 12, 2025 | Deep Track Biotechnology Master Fund, Ltd. | 10% Owner | P Purchase | 2,000,000 | $15.00 | $30,000,000 |
| Sep 12, 2025 | Deep Track Biotechnology Master Fund, Ltd. | 10% Owner | C Conversion | 686,138 | Not measured | Not measured |
| Sep 12, 2025 | Vida Ventures GP III, L.L.C. | 10% Owner | C Conversion | 30,667 | Not measured | Not measured |
| Sep 12, 2025 | Vida Ventures GP III, L.L.C. | 10% Owner | C Conversion | 13,302,666 | Not measured | Not measured |
| Sep 12, 2025 | Deep Track Biotechnology Master Fund, Ltd. | 10% Owner | C Conversion | 16,666,667 | Not measured | Not measured |
| Sep 12, 2025 | Nussbaum Ran | Director | P Purchase | 1,000,000 | $15.00 | $15,000,000 |
| Sep 12, 2025 | Vida Ventures GP III, L.L.C. | 10% Owner | C Conversion | 1,262 | Not measured | Not measured |
| Sep 12, 2025 | Vida Ventures GP III, L.L.C. | 10% Owner | P Purchase | 332,566 | $15.00 | $4,988,490 |
| Sep 10, 2025 | PRENSKY ZACHARY | Director | D Disposition | 53,787 | Not measured | Not measured |
| Sep 10, 2025 | PRENSKY ZACHARY | Director | A Award | 53,787 | Not measured | Not measured |
| Sep 10, 2025 | PRENSKY ZACHARY | Director | A Award | 22,449 | Not measured | Not measured |
| Sep 10, 2025 | Nussbaum Ran | Director | A Award | 22,449 | Not measured | Not measured |
| Sep 10, 2025 | Garland J. Scott | Director | D Disposition | 17,929 | Not measured | Not measured |
| Sep 10, 2025 | Garland J. Scott | Director | A Award | 17,929 | Not measured | Not measured |
| Sep 10, 2025 | Garland J. Scott | Director | D Disposition | 3,585 | Not measured | Not measured |
| Sep 10, 2025 | Garland J. Scott | Director | A Award | 3,585 | Not measured | Not measured |
| Sep 10, 2025 | Garland J. Scott | Director | A Award | 22,449 | Not measured | Not measured |
| Sep 10, 2025 | Silva Richard Anthony | SVP, Technical Operations | D Disposition | 8,964 | Not measured | Not measured |
| Sep 10, 2025 | Silva Richard Anthony | SVP, Technical Operations | A Award | 8,964 | Not measured | Not measured |
| Sep 10, 2025 | Silva Richard Anthony | SVP, Technical Operations | A Award | 80,899 | Not measured | Not measured |
| Sep 10, 2025 | Eramo Anna | Chief Medical Officer | D Disposition | 26,893 | Not measured | Not measured |
| Sep 10, 2025 | Eramo Anna | Chief Medical Officer | A Award | 26,893 | Not measured | Not measured |
| Sep 10, 2025 | Eramo Anna | Chief Medical Officer | D Disposition | 6,275 | Not measured | Not measured |
| Sep 10, 2025 | Eramo Anna | Chief Medical Officer | A Award | 6,275 | Not measured | Not measured |
| Sep 10, 2025 | Eramo Anna | Chief Medical Officer | A Award | 155,812 | Not measured | Not measured |
| Sep 10, 2025 | Soffer Gad | Chief Business Officer | D Disposition | 26,893 | Not measured | Not measured |
| Sep 10, 2025 | Soffer Gad | Chief Business Officer | A Award | 26,893 | Not measured | Not measured |
| Sep 10, 2025 | Turner Heather D | Chief Executive Officer | D Disposition | 175,706 | Not measured | Not measured |
The full Form 4 history is on the LBRX company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.