Murphy Keith 4

What Happened Murphy Keith, Executive Chairman and director of VivoSim Labs, was granted 15,000 restricted stock units (RSUs) on January 27, 2026. The reported acquisition price is $0.00 (a compensation award), so no cash was paid by the insider. This is a grant of equity compensation, not an open-market purchase or sale.

Key Details

• Transaction date: 2026-01-27; Form 4 filed 2026-01-29 (timely within the standard 2-business-day window).
• Transaction type/code: Award/Grant (A); 15,000 shares @ $0.00 (acquired).
• Shares owned after transaction: Not specified in the filing.
• Footnote F1: RSUs vest on the earlier of January 27, 2027 or the date of the next annual meeting of stockholders; vesting may accelerate on a change of control.
• Footnote F2: All share counts reflect a 1-for-12 reverse stock split effective March 20, 2025.
• Remarks: Exhibit 24 (Power of Attorney) attached to the filing.

Context RSU grants are a form of compensation and typically vest over time or upon corporate events; they do not represent an immediate cash outlay or an open-market bet by the insider. The economic value of these units depends on VivoSim’s future stock price and the vesting conditions described in the footnote.