Peterson Todd C. 4

What Happened Todd C. Peterson, a director of Armata Pharmaceuticals, was granted 25,640 derivative shares (stock options) on March 9, 2026. The Form 4 reports the acquisition at $0.00 (award/grant), so no cash was paid at the time of grant. This is a compensation award (not a purchase or sale) and does not represent an immediate market buy or sale.

Key Details

• Transaction date: 2026-03-09; Transaction type: Award/Grant (code A); reported acquisition of 25,640 derivative shares (stock options) at $0.00.
• Filing date: 2026-03-11 — filed two business days after the transaction and appears timely under Form 4 rules.
• Shares owned after transaction: not specified in the reported details.
• Footnote: The stock options will vest in full on March 9, 2027, subject to continuous service through the vesting date.

Context These are option awards that vest in one year; they are not exercises or sales and therefore do not create immediate taxable sales or market activity. Such grants are commonly part of director compensation packages and should be interpreted as compensation, not a direct bullish or bearish trade signal.