WALDEN C. RHINES - 21 Feb 2026 Form 4 Insider Report for Silvaco Group, Inc. (SVCO)

Role: Chief Executive Officer, Director
Signature: /s/ Candace Jackson, as Attorney-in-Fact
Issuer symbol: SVCO
Transactions as of: 21 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 02 Mar 2026, 16:34:03 UTC
Previous filing: 09 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
RHINES WALDEN C	Chief Executive Officer, Director	C/O SILVACO GROUP, INC., 4701 PATRICK HENRY DRIVE, BUILDING #23, SANTA CLARA	/s/ Candace Jackson, as Attorney-in-Fact	02 Mar 2026	0001221184

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SVCO	Common Stock	Award	$0	+28,170	+27%	$0.000000	134,088	21 Feb 2026	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents Restricted Stock Units ("RSUs") granted to the Reporting Person pursuant to that certain Employment Agreement, effective as of August 19, 2025 (the "Agreement"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs were granted on February 21, 2026, and will vest on March 31, 2027, provided that the vesting of the RSUs shall be accelerated in the event the Issuer terminates the Reporting Person's employment for any reason or the Reporting Person terminates his employment following a material breach of the Agreement by the Issuer which is not cured within 30 days after the Reporting Person provides written notice, in each case, prior to March 31, 2027.

Content

Represents Restricted Stock Units ("RSUs") granted to the Reporting Person pursuant to that certain Employment Agreement, effective as of August 19, 2025 (the "Agreement"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs were granted on February 21, 2026, and will vest on March 31, 2027, provided that the vesting of the RSUs shall be accelerated in the event the Issuer terminates the Reporting Person's employment for any reason or the Reporting Person terminates his employment following a material breach of the Agreement by the Issuer which is not cured within 30 days after the Reporting Person provides written notice, in each case, prior to March 31, 2027.