SCHEDULE 13G/A 0001199502 XXXXXXXX LIVE 24 Common Stock, $0.01 Par Value 12/31/2025 0000849869 Silgan Holdings Inc. 827048109 601 Merritt 7 Norwalk CT 06851 Rule 13d-1(d) R. Philip Silver X1 8935545.00 0.00 8935545.00 0.00 8935545.00 N 8.5 IN Silgan Holdings Inc. 601 Merritt 7, Norwalk, CT, 06851 R. Philip Silver The business address of R. Philip Silver is c/o Silgan Holdings Inc., 601 Merritt 7, Norwalk, Connecticut 06851. United States Y As of December 31, 2025, Mr. Silver may be deemed to be the beneficial owner of 8,935,545 shares of Common Stock. This amount consists of: (i) 61,411 shares of Common Stock owned directly by Mr. Silver over which he has sole voting and dispositive power and (ii) 8,874,134 shares of Common Stock owned by a family revocable trust for which Mr. Silver is the trustee with sole voting and dispositive power. According to the Issuer's most recent Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on November 5, 2025, the number of shares outstanding of the Issuer's Common Stock as of October 31, 2025 was 105,668,015. The shares of Common Stock which Mr. Silver may be deemed to beneficially own as of December 31, 2025 constitute approximately 8.5% of such total number of shares of Common Stock outstanding. 8,935,545 0 8,935,545 0 Y N N Not Applicable N Not Applicable N Not Applicable N Not Applicable Y R. Philip Silver /s/ R. Philip Silver 01/30/2026