Simulations Plus, Inc. filings document a California operating company that reports as a provider of model-informed and AI-accelerated drug development software and services. Its 8-K reports furnish quarterly financial results, investor presentation materials, preliminary operating updates, guidance-related disclosures, and Regulation FD information tied to its software and services business.
The company’s proxy and governance filings cover annual meeting voting, director and executive compensation matters, shareholder approval of amendments to the 2021 Equity Incentive Plan, and common-stock authorization for equity awards. Other material-event reports document executive employment agreements, changes in the independent registered public accounting firm, internal-control and segment-reporting matters, and related audit committee actions.
Simulations Plus, Inc. executive Jill Fiedler-Kelly, President, Services Solutions, reported an exercise-and-sale transaction in company stock. She exercised options to acquire 1,000 shares of common stock at $10.05 per share, then sold 1,000 shares in an open-market trade at $16.53 per share.
The sale was executed automatically under a pre-arranged Rule 10b5-1 trading plan. After these transactions, she holds 77,817 shares of common stock directly.
Simulations Plus, Inc. Chief Revenue Officer John Anthony DiBella II executed an open-market sale of 1,000 shares of common stock at $14.98 per share. The transaction was effected automatically under a pre-arranged Rule 10b5-1 trading plan. Following this sale, he directly holds 88,140 shares of Simulations Plus common stock.
Simulations Plus, Inc. directors and major shareholders Walter and Virginia WoltOSZ reported an open-market sale of 15,000 shares of common stock at an average price of $15.13 per share. After the sale, they directly held 3,267,800 shares. The transactions were executed automatically under a pre-arranged Rule 10b5-1 trading plan, and the shares were sold in multiple trades at prices ranging from $15.00 to $15.24.
Evans Sharlene reported acquisition or exercise transactions in this Form 4 filing.
Simulations Plus, Inc. director Sharlene Evans reported an equity grant of 2,117 shares of common stock on May 1, 2026. The shares were granted as independent director compensation under the company’s 2021 Equity Incentive Plan and increased her direct holdings to 17,173 shares.
WOLTOSZ WALTER S reported acquisition or exercise transactions in this Form 4 filing.
Simulations Plus, Inc. director and large shareholder Walter S. Woltsoz reported receiving a stock grant of 2,117 shares of common stock. The shares were awarded at no cash cost as independent director compensation under the company’s 2021 Equity Incentive Plan. Following this grant, he directly holds 3,282,800 shares.
WEINER DANIEL L reported acquisition or exercise transactions in this Form 4 filing.
Simulations Plus, Inc. director Daniel L. Weiner received a grant of 2,117 shares of common stock as independent director compensation, issued under the company’s 2021 Equity Incentive Plan. The award was at no cash cost per share and brings his direct holdings to 16,547 shares after the grant.
Paglia John Kenneth reported acquisition or exercise transactions in this Form 4 filing.
Simulations Plus, Inc. director John Kenneth Paglia received a stock grant of 2,117 shares of Common Stock as independent director compensation, issued under the company’s 2021 Equity Incentive Plan. Following this award, he directly holds a total of 14,589 shares.
Simulations Plus, Inc. Chief Revenue Officer John Anthony DiBella II reported an open-market sale of 1,000 shares of common stock at $13.37 per share on April 15, 2026. The transaction was executed automatically under a pre-arranged Rule 10b5-1 trading plan, and he now holds 89,140 shares directly.