Form 4 for MBRX Moleculin Biotech, Inc.
Accepted 2026-08-05 16:16:33 ET · period of report 2026-08-03 · accession 0001437749-26-025929 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-08-05 16:16 | 2026-08-03 | MBRX | Foster Jonathan P. | CFO | P - Purchase | — | +293.3K | 305.7K | +2,377% | — |
| D | 2026-08-05 16:16 | 2026-08-03 | MBRX | Foster Jonathan P. | CFO | P - Purchase | — | +880.0K | 1.03M | +596% | — |
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 | 2026-08-03 | P | A | 293,333 | — | 305,673 | D | — | — | (F1) On August 3, 2026, the reporting person acquired 293,333 shares of common stock and Series I warrants to purchase 879,999 shares of common stock at a combined purchase price of $0.75 per one share of common stock and three accompanying warrants in a public offering. |
| 2 | Derivative | Series I Warrants | 2026-08-03 | P | A | 879,999 | — | 1,027,717 | D | — · 2026-08-03 to 2031-08-03 | 879,999 Common Stock | (F1) On August 3, 2026, the reporting person acquired 293,333 shares of common stock and Series I warrants to purchase 879,999 shares of common stock at a combined purchase price of $0.75 per one share of common stock and three accompanying warrants in a public offering. (F1) On August 3, 2026, the reporting person acquired 293,333 shares of common stock and Series I warrants to purchase 879,999 shares of common stock at a combined purchase price of $0.75 per one share of common stock and three accompanying warrants in a public offering. |