Form 4 for INBX Inhibrx Biosciences, Inc.
Accepted 2026-09-08 16:26:03 ET · period of report 2026-09-08 · accession 0001240801-26-000004 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| I | 2026-09-08 16:26 | 2026-09-08 | INBX | FORSYTH DOUGLAS | Dir | P - Purchase | $114.65 | +2,500 | 227.1K | +1% | +$286.6K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-09-08 | P | A | 2,500 | $114.65 | 227,064 | I By the Forsyth Family Trust Dated July 20, 2001 | — | — | (F1) The shares were purchased in multiple transactions at prices ranging from $114.36 to $114.689 inclusive. The reported price reflects the weighted-average purchase price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transactions were effected. (F2) The reporting person is a trustee of the Forsyth Family Trust Dated July 20, 2001 and, in such capacity, may be deemed to indirectly beneficially own the securities owned by the Forsyth Family Trust Dated July 20, 2001. |