GENI insider trading — Genius Sports Ltd
Over the last 90 days, insiders at Genius Sports Ltd (GENI) made 0 open-market purchases worth $0 and 4 open-market sales worth $5.58M, making them net sellers by $5.58M. The largest sale was by Locke Mark (Chief Executive Officer), who sold 477,449 shares for $3.14M on Sep 15, 2026.
Updated Oct 16, 2026.
Recent GENI insider transactions
Every Form 4 filed by Genius Sports Ltd 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 2, 2026 | Castellani Bryan | Chief Financial Officer | M · Option exercise | Direct | 151,771 | — | — | Form 4 |
| Oct 2, 2026 | Castellani Bryan | Chief Financial Officer | F · Tax withholding | Direct | 53,297 | $5.68 | $303K | Form 4 |
| Sep 17, 2026 | Russell Thomas | Chief Legal Officer | S · Sale | Direct | 50,000 | $6.51 | $326K | Form 4 |
| Sep 17, 2026 | Locke Mark | Chief Executive Officer | S · Sale | Direct | 50,000 | $6.54 | $327K | Form 4 |
| Sep 16, 2026 | Locke Mark | Chief Executive Officer | S · Sale | Direct | 272,551 | $6.56 | $1.79M | Form 4 |
| Sep 15, 2026 | Locke Mark | Chief Executive Officer | S · Sale | Direct | 477,449 | $6.58 | $3.14M | Form 4 |
GENI insider trading FAQ
Are insiders buying GENI stock?
Not on the open market. In the last 90 days, Genius Sports Ltd insiders made no open-market purchases, and 4 open-market sales totaling $5.58M. 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 GENI?
Recent sellers: Locke Mark, Russell Thomas.
Where does GENI 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.