Harris Matthew Scott — SEC Form 4 filings
SEC reporting owner CIK 1787762. 8 Form 4 filings on record with FilingPulse; latest filed 2025-08-04.
Transaction summary — filings shown
Covers all 8 filings on record, filed 2024-01-29 to 2025-08-04. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 30.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Altimmune, Inc. (ALT) | Chief Medical Officer | 8 | — | — | 30 |
Form 4 filings — Harris Matthew Scott
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-08-04 | 4 | Altimmune, Inc. (ALT) | Grant/award (A): 2,018 @ $3.14 | EDGAR |
| 2025-03-11 | 4 | Altimmune, Inc. (ALT) | Gift (G): 67,787 @ $0 | EDGAR |
| 2025-02-03 | 4 | Altimmune, Inc. (ALT) | Option exercise (M): 9,275 @ $0 · Tax withholding (F): 3,173 @ $7 · Grant/award (A): 1,905 @ $5.18 · Option exercise (M): 6,166 @ $0 · Tax withholding (F): 2,109 @ $6.64 · Option exercise (M): 7,775 @ $0 · +4 more | EDGAR |
| 2025-01-28 | 4 | Altimmune, Inc. (ALT) | Option exercise (M): 14,600 @ $0 · Tax withholding (F): 4,994 @ $6.98 · Option exercise (M): 14,600 (derivative) @ $0 · Grant/award (A): 183,600 (derivative) @ $0 · Grant/award (A): 63,400 (derivative) @ $0 | EDGAR |
| 2024-08-01 | 4 | Altimmune, Inc. (ALT) | Grant/award (A): 1,486 @ $5.41 | EDGAR |
| 2024-02-05 | 4 | Altimmune, Inc. (ALT) | Option exercise (M): 6,166 @ $0 · Tax withholding (F): 1,801 @ $9.88 · Option exercise (M): 7,775 @ $0 · Tax withholding (F): 2,332 @ $9.32 · Option exercise (M): 6,166 (derivative) @ $0 · Option exercise (M): 7,775 (derivative) @ $0 | EDGAR |
| 2024-02-01 | 4 | Altimmune, Inc. (ALT) | Option exercise (M): 9,275 @ $0 · Tax withholding (F): 2,709 @ $9.80 · Grant/award (A): 3,257 @ $2.69 · Option exercise (M): 9,275 (derivative) @ $0 | EDGAR |
| 2024-01-29 | 4 | Altimmune, Inc. (ALT) | Grant/award (A): 163,200 (derivative) @ $0 · Grant/award (A): 58,400 (derivative) @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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