12 insiders reported 59 Form 4 transactions for Vaxart, Inc. (VXRT) over the past 18 months (most recent 2026-07-20). Recent activity: Finney Kevin (Director) Buy 39,400 shares, HERON ELAINE J (Director) Buy 39,400 shares, BREITMEYER JAMES B (Director) Buy 8,315 shares, Watson W. Mark (Director) Buy 39,400 shares, Wheadon David E. (Director) Buy 39,400 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-20 | Finney Kevin | Director | Buy | 39,400 | $0 |
| 2026-07-17 | HERON ELAINE J | Director | Buy | 39,400 | $0 |
| 2026-07-17 | BREITMEYER JAMES B | Director | Buy | 8,315 | $0 |
| 2026-07-17 | Watson W. Mark | Director | Buy | 39,400 | $0 |
| 2026-07-17 | Wheadon David E. | Director | Buy | 39,400 | $0 |
| 2026-05-26 | Watson W. Mark | Director | Buy | 10,000 | $6,530 |
| 2026-05-21 | Grasman Jeroen Nicolaas | Chief Financial Officer | Sell | 31,395 | $19,151 |
| 2026-05-01 | BREITMEYER JAMES B | Director | Buy | 78,800 | $0 |
| 2026-03-31 | Tucker Sean | SVP, Chief Scientific Officer | Sell | 3,924 | $2,551 |
| 2026-03-31 | Cummings James F. | Chief Medical Officer | Sell | 3,292 | $2,140 |
| 2026-03-26 | Cummings James F. | Chief Medical Officer | Sell | 30,551 | $21,080 |
| 2026-03-26 | Lo Steven | President, Chief Exec Officer | Sell | 126,028 | $86,959 |
| 2026-03-26 | Berg Edward B | SVP, General Counsel | Sell | 36,418 | $25,128 |
| 2026-03-26 | Tucker Sean | SVP, Chief Scientific Officer | Sell | 36,418 | $25,128 |
| 2026-03-20 | Berg Edward B | SVP, General Counsel | Sell | 8,072 | $5,085 |
| 2026-03-20 | Lo Steven | President, Chief Exec Officer | Sell | 22,425 | $14,128 |
| 2026-03-20 | Tucker Sean | SVP, Chief Scientific Officer | Sell | 8,072 | $5,085 |
| 2026-03-20 | Cummings James F. | Chief Medical Officer | Sell | 6,772 | $4,266 |
| 2026-03-18 | Berg Edward B | SVP, General Counsel | Buy | 115,000 | $0 |
| 2026-03-18 | Lo Steven | President, Chief Exec Officer | Buy | 846,500 | $0 |
| 2026-03-18 | Tucker Sean | SVP, Chief Scientific Officer | Buy | 200,000 | $0 |
| 2026-03-18 | Grasman Jeroen Nicolaas | Chief Financial Officer | Buy | 227,000 | $0 |
| 2026-03-18 | Cummings James F. | Chief Medical Officer | Buy | 227,000 | $0 |
| 2026-02-05 | Berg Edward B | SVP, General Counsel | Sell | 9,265 | $5,652 |
| 2026-02-05 | Tucker Sean | SVP, Chief Scientific Officer | Sell | 9,265 | $5,652 |
Source: SEC Form 4 filings · as of 2026-07-20