Tectonic Therapeutic, Inc. 4

Chief Business Officer Marc Schwabish received an employee stock option award for 17,750 shares of Tectonic Therapeutic, Inc. common stock at a $29.92 exercise price.

On September 3, 2026, Marc Schwabish, Chief Business Officer of Tectonic Therapeutic, Inc., was granted an employee stock option for 17,750 shares of common stock at an exercise price of $29.92 per share, with no shares vested immediately and all 17,750 shares reported as directly owned post-grant. The option vests over a long-term schedule: one-eighth of the shares vest on September 3, 2026, with the remaining shares vesting in 42 equal monthly installments beginning on October 3, 2026, contingent on his continued service. Based on the exercise price as a proxy for current value, the option grant represents an implied notional value of approximately $531,000 and appears to be a routine equity compensation award rather than an open-market transaction.

Filing Facts

CIK

1681087

Ticker

TECX

Form

4

Source Type

fda

Accession

0002023175-26-000007

Alert Tier

5