Form 4 for ALT Altimmune, Inc.
Accepted 2026-08-03 16:05:19 ET · period of report 2026-07-31 · accession 0001705905-26-000010 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-03 16:05 | 2026-07-31 | ALT | Roberts M Scot | CSO | A - Grant | $2.41 | +875 | 113.7K | +0.8% | +$2,112 |
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, par value $0.0001 | 2026-07-31 | A | A | 875 | $2.41 | 113,699 | D | — | — | (F1) These shares were purchased due to participation by the reporting individual in the Issuer's 2019 Employee Stock Purchase Plan ("ESPP"). It pertains to the ESPP purchase period from February 1, 2026 through July 31, 2026. (F2) In accordance with the ESPP, these shares were purchased based on 85% of the closing price of the Issuer's common stock on July 31, 2026. |