Cyclerion Therapeutics, Inc. (CYCN) has 3 SEC Form 4 insider filings on record in the last 90 days. Most recent filing: Aug. 18, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
|---|---|---|---|---|---|---|
| Aug. 18, 2026 filed Aug. 14, 2026 | CHICKO RHONDA M. Chief Financial Officer | $58,875 | 50,000 | — | No | |
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| Aug. 18, 2026 filed Aug. 14, 2026 | Graul Regina Margaret See Remarks | — | +7,220 | — | No | |
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| July 20, 2026 filed July 16, 2026 | Hecht Peter M Director | $0 | 702,074 | — | 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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