SLP insider trading — Simulations Plus, Inc.
No open-market insider purchases or sales were filed for Simulations Plus, Inc. (SLP) in the last 90 days. Other insider transactions — such as stock awards, option exercises or tax withholding — are listed below.
Updated Oct 16, 2026.
Recent SLP insider transactions
Every Form 4 filed by Simulations Plus, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Oct 6, 2026 | Dibella John Anthony Ii | Chief Revenue Officer | D · Disposition | Direct | 85,140 | $18.50 | $1.58M | Form 4 |
| Oct 6, 2026 | Fiedler-Kelly Jill | President, Services Solutions | D · Disposition | Direct | 77,817 | $18.50 | $1.44M | Form 4 |
| Oct 6, 2026 | Evans Sharlene | Director | D · Disposition | Direct | 17,173 | $18.50 | $318K | Form 4 |
| Oct 6, 2026 | Weiner Daniel L | Director | D · Disposition | Direct | 16,547 | $18.50 | $306K | Form 4 |
| Oct 6, 2026 | Frederick William W | EVP/CFO | D · Disposition | Direct | 2,100 | $18.50 | $39K | Form 4 |
| Oct 6, 2026 | Paglia John Kenneth | Director | D · Disposition | Direct | 14,589 | $18.50 | $270K | Form 4 |
| Oct 6, 2026 | Woltosz Walter S, Woltosz Virginia E | Director, 10% Owner | D · Disposition | Direct | 3,202,131 | $18.50 | $59.24M | Form 4 |
| Aug 3, 2026 | Dibella John Anthony Ii | Chief Revenue Officer | S · Sale · 10b5-1 | Direct | 1,000 | $18.28 | $18K | Form 4 |
SLP insider trading FAQ
Are insiders buying SLP stock?
Not on the open market. In the last 90 days, Simulations Plus, Inc. insiders made no open-market purchases, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading SLP?
No insider bought or sold on the open market in the last 90 days.
Where does SLP insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.