InsiderTrades

Form 4 for TECX Tectonic Therapeutic, Inc.

Accepted 2026-01-05 00:00:00 ET · period of report 2025-12-31 · accession 0001757533-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-01-05 2025-12-31 TECX REICIN ALISE CEO, Dir M - OptEx $2.38 +11.0K 239.2K +5% +$26.1K
D 2026-01-05 2025-12-31 TECX REICIN ALISE CEO, Dir M - OptEx — -11.0K 23.0K -32% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-12-31 M A 10,966 $2.38 239,151 D — —
2 Derivative Employee Stock Option (Right to Buy) 2025-12-31 M D 10,966 — 22,957 D $2.38 · — to 2031-06-27 10,966 Common Stock (F3) Received in exchange for a stock option to acquire 63,478 shares of common stock pursuant to that certain merger, as more fully described on the Reporting Person's Form 4 filed with the Securities and Exchange Commission on June 24, 2024. https://www.sec.gov/Archives/edgar/data/1681087/000141588924017952/xslF345X05/form4-06242024_080648.xml (F2) The shares subject to the option vested as follows: (i) 4,079 shares on June 30, 2024; (ii) 4,078 shares on July 31, 2024, (iii) 4,078 shares on August 31, 2024, (iv) 4,079 shares on September 30, 2024, (v) 4,078 shares on October 31, 2024, (vi) 1,297 shares on November 30, 2024, (vii) 4,078 shares on January 31, 2025, (viii) 4,078 shares on February 28, 2025 and (iv) 4,078 shares on March 31, 2025, subject to the Reporting Person's continued service to the Issuer on each such vesting date..