RHINES WALDEN C 4

What Happened
Walden C. Rhines, CEO of Silvaco Group, Inc. (SVCO), was granted 154,745 restricted stock units (RSUs) on May 22, 2026. The RSUs were issued at $0.00 (aggregate acquisition value $0) and represent contingent rights to receive one share of Silvaco common stock per RSU upon vesting. The RSUs are scheduled to vest on March 31, 2027, subject to acceleration under specified termination or breach conditions.

Key Details

• Transaction date: 2026-05-22; Form 4 filed: 2026-05-27 (filed within the SEC two-business-day window given the May 25 federal holiday).
• Transaction type: Award/Grant (code A).
• Amount: 154,745 RSUs; Price per share reported: $0.00; Reported acquisition value: $0.
• Shares owned following the transaction: not disclosed in the provided filing.
• Footnote highlight: RSUs granted under the CEO’s employment agreement (effective Aug 19, 2025). Each RSU converts to one share on vesting; vesting accelerates if Silvaco terminates the CEO’s employment for any reason, or if the CEO resigns following an uncured material breach by the company prior to March 31, 2027.
• No tax-withholding or sale-of-shares details were reported with this grant.

Context
RSU grants are a common form of executive compensation and do not involve an open-market purchase or sale at the time of grant. They carry no immediate cash value and only convert into shares if/when they vest; any tax consequences typically occur at vesting. For investors, awards show how executives are being compensated but are not the same signal as an insider buying stock on the open market. Consider this filing alongside other insider transactions and company fundamentals.