Avinoam Eizenman Reports 5.7% Stake in Silicom Ltd. Following Equity Vesting

On April 20, 2026, Avinoam Eizenman, the Executive Chairman of Silicom Ltd. (SILC), filed a Schedule 13D reporting a 5.7% beneficial ownership stake in the company. This filing marks a significant increase from a previously reported 0.0% position, crossing the 5% disclosure threshold. Eizenman beneficially owns a total of 327,559 ordinary shares, which includes 285,059 shares held directly, 12,500 Restricted Stock Units (RSUs) vesting within 60 days, and 30,000 stock options exercisable within 60 days. The shares were acquired through a combination of personal funds, shares held since the issuer's inception, and equity compensation awards granted for his service as an officer. The reporting person indicated that the securities are held for investment purposes and to support his ongoing role as Executive Chairman. Currently, Eizenman has no plans for extraordinary corporate transactions but reserves the right to adjust his holdings based on market conditions and company policies. The filing reflects shares outstanding as of December 31, 2025.