ALT insider buying
Every open-market purchase of Altimmune, Inc. (ALT) stock by its officers, directors and major shareholders, from SEC Form 4 filings.
Bought, last 12 months$366K
Insiders buying (12m)4
Purchases on record9
Last purchase filedAug 13, 2026
In the last 12 months, 4 insiders of Altimmune, Inc. bought $366K of ALT stock on the open market in 9 reported purchases. The most recent was filed on Aug 13, 2026: Durso Jerome Benedict (President and CEO, Director) bought 15,000 shares at $2.95, worth $44.25K. The largest purchase on record here is $70.80K by Durso Jerome Benedict on Mar 6, 2026.
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| Filed | Insider | Value | Shares | Price | Stake | Trade | |
|---|---|---|---|---|---|---|---|
| Aug 13 | Durso Jerome BenedictPresident and CEO, Director | $44.25K | 15,000 | $2.95 | +32% | Aug 13 | SEC |
| Apr 6 | Gill JohnDirector | $31.37K | 9,200 | $3.41 | +74% | Apr 6 | SEC |
| Apr 1 | Durso Jerome BenedictPresident and CEO, Director | $47.10K | 15,000 | $3.14 | +46% | Apr 1 | SEC |
| Apr 1 | Weaver Gregory LChief Financial Officer | $31.50K | 10,000 | $3.15 | +36% | Apr 1 | SEC |
| Mar 9 | Durso Jerome BenedictPresident and CEO, Director | $70.80K | 20,000 | $3.54 | +160% | Mar 6 | SEC |
| Mar 9 | Weaver Gregory LChief Financial Officer | $17.70K | 5,000 | $3.54 | +22% | Mar 6 | SEC |
| Jan 9 | Pisano WayneDirector | $20.40K | 5,000 | $4.08 | +59% | Jan 8 | SEC |
| Dec 23 | Gill JohnDirector | $51.25K | 12,500 | $4.10 | new | Dec 23 | SEC |
| Dec 22 | Durso Jerome BenedictDirector | $51.62K | 12,500 | $4.13 | new | Dec 22 | SEC |