Filings under GSM by Globe Specialty Metals Inc (CIK 0001383571) from Jul 29, 2009 to Dec 23, 2015 belong to a different issuer and are not shown.
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 14, 2026 | Garcia Cos Muntanola Beatriz | CHIEF FINANCE OFFICER | Sell(S) | 32K | $4.30 | $139K |
| Aug 11, 2026 | Garcia Cos Muntanola Beatriz | CHIEF FINANCE OFFICER | Option exercise(M) | 37K | — | $0 |
| Aug 11, 2026 | Garcia Cos Muntanola Beatriz | CHIEF FINANCE OFFICER | Tax withholding(F) | 5K | $4.63 | $24K |
| Aug 11, 2026 | Garcia Cos Muntanola Beatriz | CHIEF FINANCE OFFICER | Option exercise(M) | 37K | — | $0 |
| Mar 23, 2026 | Lopez Madrid Javier | Executive Chairman, Director | Buy(P) | 26K | $3.86 | $100K |
| Mar 23, 2026 | Villar-Mir de Fuentes Silvia | Director | Buy(P) | 26K | $3.86 | $100K |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Issuer: Ferroglobe PLC, SEC CIK 0001639877. The symbol on a Form 4 is typed by the filer, so this page follows the issuer with the newest filing under GSM and shows every filing by that issuer. Earlier filings under the same symbol by another issuer are left out.
Coverage: Form 4 filings indexed 2006-01-02 → 2026-09-12. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).
Connected pages for GSM