Form 4: Simulations Plus CRO Executes Planned Stock Sale

Chief Revenue Officer John Anthony DiBella II sold 1,000 shares of Simulations Plus, Inc. common stock via a Rule 10b5-1 trading plan.

Summary

• John Anthony DiBella II, Chief Revenue Officer of Simulations Plus, Inc. (SLP), sold 1,000 shares of common stock.
• The transaction occurred on April 15, 2026, at a price of $13.37 per share.
• Following the sale, the reporting person retains beneficial ownership of 89,140 shares.
• The sale was executed automatically under a pre-established Rule 10b5-1 trading plan.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as the sale was pre-planned and represents a small fraction of the executive's total holdings.

Positives

• The transaction was conducted under a pre-arranged Rule 10b5-1 plan, which is a standard mechanism for executives to sell shares without triggering insider trading concerns.

Negatives

• The sale represents a reduction in the executive's direct equity stake in the company.

Risks

• None identified; this is a routine disclosure of an executive's personal financial transaction.

Future Outlook

Not applicable; this is a retrospective disclosure of a completed transaction.

Industry Context

StockSavvy.ai notes that routine insider selling under Rule 10b5-1 plans is common practice among corporate executives and generally does not signal a change in company fundamentals or management sentiment.

Comparison to Industry Standards

• The use of Rule 10b5-1 plans is the industry standard for executives to manage personal liquidity while maintaining compliance with SEC regulations.

Stakeholder Impact

• Minimal impact on shareholders as the sale was executed via a pre-planned, automated mechanism.

Next Steps

• None; this is a completed transaction.

Key Dates

Keywords

Simulations Plus, SLP, Insider Trading, Form 4, Chief Revenue Officer, Rule 10b5-1