Lattice Semiconductor SVP of R&D Pravin Desale Reports Stock Vesting and Rule 10b5-1 Sale

Executive Summary

On September 15, 2026, Lattice Semiconductor Corp ($LSCC) filed a Form 4 disclosing equity activity by Pravin Desale, Senior Vice President of R&D.

The filing reflects:

1. PRSU Vesting & Tax Withholdings (September 11, 2026):
   • Acquired 8,713 shares of common stock upon the vesting and achievement of performance criteria for PRSUs granted in September 2023.
   • Disposed of 869 shares and 4,434 shares (totaling 5,303 shares) at $119.76 per share to satisfy tax withholding obligations.
2. Open Market Sale (September 14, 2026):
   • Sold 2,039 shares at $111.83 per share for total proceeds of approximately $228,021.37 under a pre-established Rule 10b5-1 trading plan adopted on February 18, 2026.

Holding Status

Following these transactions, Pravin Desale directly holds 73,456 shares of Lattice Semiconductor common stock. The overall transaction represents a net increase in holdings from prior baseline levels following the PRSU vest, and the sale was executed automatically pursuant to a 10b5-1 plan, indicating routine compensation-related liquidity rather than a directional market signal.