Silgan Holdings amends 2004 stock plan, adds 4M shares pending shareholder approval

Silgan Holdings amended its 2004 Stock Incentive Plan to increase authorized shares by 4 million and raise individual grant limits, effective April 2, 2026 subject to 2026 annual meeting approval. The amendment extends the plan's termination date to June 30, 2031 and adjusts per-participant award caps for restricted shares, stock units, and options.