Cyclerion Therapeutics, Inc (CYCN) insider trading
Every open-market stock purchase and sale by Cyclerion Therapeutics, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- No open-market insider trades in the last 12 months.
- Last insider buy: Slate Path Capital LP (10% owner), $3M, 5 years ago.
Last 12 months: insiders bought $0 (0 buys) and sold $0 (0 sales). Last close $23.52 on Sep 8, 2026.
Recent CYCN insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Aug 14, 2026 | Regina Margaret Graul (Insider) | Sold (not open market) | $184K |
| Aug 14, 2026 | Regina Margaret Graul (Insider) | Bought (not open market) | $184K |
| Aug 14, 2026 | Rhonda M. Chicko (CFO) | Bought (not open market) | $58.9K |
| Aug 14, 2026 | Rhonda M. Chicko (CFO) | Bought (not open market) | — |
| Aug 14, 2026 | Regina Margaret Graul (Insider) | Bought (not open market) | — |
| Jul 16, 2026 | Peter M Hecht (Insider) | Bought (not open market) | — |
| Jul 16, 2026 | Peter M Hecht (Insider) | Bought (not open market) | — |
Who's trading CYCN
- Rhonda M. Chicko, CFO: other filings, last Aug 14, 2026
- Regina Margaret Graul, Insider: other filings, last Aug 14, 2026
- Peter M Hecht, Insider: other filings, last Jul 16, 2026
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