System1, Inc. (SST) has 4 SEC Form 4 insider filings on record in the last 90 days. Most recent filing: July 17, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| July 17, 2026 filed July 15, 2026 | Coppola Brian Chief Ad Operations Officer | $15,922 | 6,124 | −9% | No | |
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| July 17, 2026 filed July 15, 2026 | Sestanovich Elizabeth Chief People Officer | $18,351 | 7,058 | −12% | No | |
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| July 17, 2026 filed July 15, 2026 | Kidambi Tridivesh Chief Financial Officer | $15,657 | 6,022 | −3% | No | |
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| July 17, 2026 filed July 15, 2026 | Weinrot Daniel J General Counsel & Secretary | $23,806 | 9,156 | −13% | No | |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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