Walter Woltosz

Companies

• Simulations PlusBoard member Dec 2, 2010 to now³
• Simulations PlusFounder⁴
• Simulations PlusChair Aug 1, 2006 to Aug 28, 2018⁵
• Simulations PlusChief executive officer Aug 1, 2006 to May 30, 2018⁵
• Simulations PlusCO Sep 29, 2017 to Oct 30, 2017⁶
• Simulations PlusPresident Dec 19, 2011 to Dec 19, 2011⁷

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• SPSimulations Plus SLP3,267,800 shares⁸$60.5M at $18.50May 4, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• May 4, 2026Sold 15,000 shares at $15.13 of Simulations Plus⁸
• May 1, 2026Granted 2,117 shares of Simulations Plus⁹
• Jan 30, 2026Granted 1,776 shares of Simulations Plus¹⁰
• Dec 18, 2025Gift 9,095 shares of Simulations Plus¹¹
• Nov 3, 2025Granted 1,771 shares of Simulations Plus¹²
• Jul 1, 2025Sold 12,224 shares at $18.58 of Simulations Plus¹³
• Jul 1, 2025Sold 7,776 shares at $17.94 of Simulations Plus¹³
• Apr 1, 2025Sold 2,600 shares at $24.62 of Simulations Plus¹⁴
• Apr 1, 2025Sold 17,400 shares at $24.01 of Simulations Plus¹⁴
• Feb 3, 2025Granted 787 shares of Simulations Plus¹⁵
• Feb 3, 2025Sold 14,421 shares at $34.06 of Simulations Plus¹⁵
• Feb 3, 2025Sold 5,579 shares at $33.53 of Simulations Plus¹⁵
• Oct 1, 2024Sold 20,000 shares at $31.26 of Simulations Plus¹⁶
• Sep 3, 2024Sold 1,958 shares at $35.68 of Simulations Plus¹⁷
• Sep 3, 2024Sold 18,042 shares at $35.13 of Simulations Plus¹⁷
• Aug 1, 2024Sold 1,700 shares at $40.46 of Simulations Plus¹⁸
• Aug 1, 2024Sold 18,300 shares at $39.55 of Simulations Plus¹⁸
• Aug 1, 2024Granted 735 shares of Simulations Plus¹⁸
• Jul 1, 2024Sold 600 shares at $48.41 of Simulations Plus¹⁹
• Jul 1, 2024Sold 3,504 shares at $47.47 of Simulations Plus¹⁹
• Jul 1, 2024Sold 15,896 shares at $46.48 of Simulations Plus¹⁹
• May 1, 2024Sold 13,829 shares at $46.23 of Simulations Plus²⁰
• May 1, 2024Sold 6,171 shares at $45.32 of Simulations Plus²⁰
• May 1, 2024Granted 662 shares of Simulations Plus²⁰
• Mar 1, 2024Sold 2,400 shares at $41.72 of Simulations Plus²¹