Synopsys Executive Chair Aart de Geus Sells $11.1M in Shares Under 10b5-1 Plan

Insider Transaction Overview

On August 28, 2026, Aart de Geus, Executive Chair and Director of Synopsys Inc ($SNPS), executed an option exercise and sale under a pre-scheduled Rule 10b5-1 trading plan adopted on October 14, 2025.

Key Details:

• Derivative Exercise: Exercised 25,000 stock options expiring December 12, 2026, at a strike price of $135.88.
• Open Market Sale: Sold 25,000 shares of Common Stock at a weighted average price of $445.5502 (ranging from $440.985 to $461.850).
• Total Gross Proceeds: Approximately $11.14M.
• Net Profit Spread: ~$7.74M (before taxes and transaction fees).

Post-Transaction Holdings:

• Direct Ownership: 120,421 shares of Common Stock.
• Indirect Ownership: 308,791 shares held by Family Trust and 14,500 shares held by Partnership.
• Remaining Exercisable Options: 49,641 options in this grant series.

Market Impact & Context:

Because the transactions were conducted pursuant to a pre-established Rule 10b5-1 plan approaching expiration in late 2026, this represents routine executive compensation realization rather than a discretionary market signal.