Cyclerion Therapeutics, Inc. (CYCN)
Data as of , from SEC Form 4 filings.
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About Cyclerion Therapeutics, Inc. (CYCN)
Cyclerion Therapeutics, Inc. is an SEC registrant, filing under CIK 0001755237, classified as pharmaceutical preparations. It is grouped with Health Care companies on this site.
CYCN Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 4 | 193,780 | |
| Option exercise | 4 | 161,698 | |
| Tax withholding / forfeiture | 1 | 48,629 | |
CYCN insider transactions (Form 4)
139 Form 4 filings on record, the earliest from Nov 25, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Michelle Patricia Pernice - Director | Grant or award | Stock Option (Right to Buy) | 48,445 | $0.00 | - | |
| Nimish P. Shah - Director | Grant or award | Stock Option (Right to Buy) | 48,445 | $0.00 | - | |
| Fairmount Funds Management LLC - Director | Grant or award | Stock Option (Right to Buy) | 48,445 | $0.00 | - | |
| Andrew Gottesdiener - Director | Grant or award | Stock Option (Right to Buy) | 48,445 | $0.00 | - | |
| Rhonda M. Chicko - Officer | Option exercise | Common Stock, no par value | 25,000 | $16.49 | $59K | |
| Rhonda M. Chicko - Officer | Option exercise | Option to Purchase | 25,000 | $0.00 | - | |
| Regina Margaret Graul - Officer | Option exercise | Common Stock, no par value | 55,849 | $23.10 | $184K | |
| Regina Margaret Graul - Officer | Tax withholding / forfeiture | Common Stock, no par value | 48,629 | $26.53 | $184K | |
| Regina Margaret Graul - Officer | Option exercise | Option to Purchase | 55,849 | $0.00 | - | |
 Peter M. Hecht | Other | Common Stock | 351,037 footnote F1 | - footnote F1 | - | |
| Peter M. Hecht | Other | Series A Convertible Preferred Stock | 351,037 | - footnote F1 | - | |
| ||||||
| Rhonda M. Chicko - Officer | Grant or award | Stock Option (Right to Buy) | 25,000 | $0.00 | - | |
| Slate Path Capital LP - 10% Owner | Open-market sale | Common Stock, no par value | 357,880 | $10.86 | $555K | |
Recent CYCN Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| ERROL B DE SOUZA | Director | 4,903 | $172K | View on EDGAR | |
| ERROL B DE SOUZA | Director | 100 | $3K |
CYCN insider trading FAQ
What is the latest insider trade for CYCN?
Cyclerion Therapeutics, Inc. (CYCN) had 7 insider filings in the last 90 days, with the most recent on 2026-09-10. The full record for CYCN runs to 9 Form 4 filings, the earliest from 2024-11-25. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying CYCN stock?
No insider purchases of CYCN were filed in the last 90 days.
How many insiders are selling CYCN stock?
No insider sales of CYCN were filed in the last 90 days. 1 sale is on record for this company.
Where can I see CYCN SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects CYCN Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
9The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Michelle Patricia Pernice view on EDGAR
- - Nimish P. Shah view on EDGAR
- - Fairmount Funds Management LLC view on EDGAR
- - Andrew Gottesdiener view on EDGAR
- - Rhonda M. Chicko view on EDGAR
- - Regina Margaret Graul view on EDGAR
- - Peter M. Hecht view on EDGAR
- - Rhonda M. Chicko view on EDGAR
- - Slate Path Capital LP view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where CYCN's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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- CYCN on your watchlist
- Every CYCN Form 4 filing on record
- Up to 3 months of CYCN price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
