Ferroglobe PLC (GSM) Insider Trading
Over the last 3 months, GSM insiders made 0 open-market buys and 1 sale, a net sale of -$139K (SEC Form 4). Over the last 6 months, 46 institutions increased and 67 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
1
Net (3m)
-$138.9K
Insider trades by month Buys Sells
Jun
Aug
Aug
May
Mar
Aug
Context3-month price -6%Institutions reducing (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 20, 2026 | Garcia Cos Muntanola Beatrizofficer: CHIEF FINANCE OFFICER | Sell | 32,292 | $4.30 |
| Aug 20, 2026 | Garcia Cos Muntanola Beatrizofficer: CHIEF FINANCE OFFICER | Tax | 5,091 | $4.63 |
| Aug 20, 2026 | Garcia Cos Muntanola Beatrizofficer: CHIEF FINANCE OFFICER | Option | 36,784 | — |
| Mar 25, 2026 | Lopez Madrid Javierdirector, officer: Executive Chairman | Buy | 26,000 | $3.86 |
| Mar 25, 2026 | Villar-Mir de Fuentes Silviadirector | Buy | 26,000 | $3.86 |
| Dec 23, 2015 | Ragan Joseph Douglas IIIofficer: Chief Financial Officer | Grant | 1,566 | — |
| Dec 15, 2015 | Ragan Joseph Douglas IIIofficer: Chief Financial Officer | Grant | 25,000 | $9.18 |
| Sep 22, 2015 | Ragan Joseph Douglas IIIofficer: Chief Financial Officer | Grant | 4,743 | — |
| Jul 1, 2015 | BARGER DONALD G JRdirector | Grant | 1,695 | — |
| Jul 1, 2015 | Schriber Alan Richarddirector | Grant | 1,695 | — |
| Jul 1, 2015 | EIZENSTAT STUART Edirector | Grant | 1,695 | — |
| Apr 28, 2015 | Ragan Joseph Douglas IIIofficer: Chief Financial Officer | Grant | 10,000 | $21.17 |
| Apr 28, 2015 | Bradley Jeffofficer: Chief Executive Officer | Grant | 440,000 | $21.17 |
| Mar 23, 2015 | Ragan Joseph Douglas IIIofficer: Chief Financial Officer | Grant | 874 | — |
| Mar 23, 2015 | Bradley Jeffofficer: Chief Executive Officer | Grant | 6,931 | — |
| Mar 4, 2015 | EIZENSTAT STUART Edirector | Grant | 2,303 | $16.70 |
| Mar 4, 2015 | BARGER DONALD G JRdirector | Grant | 2,303 | $16.70 |
| Mar 4, 2015 | Schriber Alan Richarddirector | Grant | 2,303 | $16.70 |
| Mar 2, 2015 | Schriber Alan Richarddirector | Grant | 1,078 | — |
| Mar 2, 2015 | BARGER DONALD G JRdirector | Grant | 1,078 | — |
| Mar 2, 2015 | EIZENSTAT STUART Edirector | Grant | 1,078 | — |
| Jan 7, 2015 | Bradley Jeffofficer: Chief Executive Officer | Grant | 33,523 | — |
| Jan 7, 2015 | Ragan Joseph Douglas IIIofficer: Chief Financial Officer | Grant | 1,875 | — |
| Aug 26, 2014 | Bradley Jeffofficer: Chief Executive Officer | Grant | 0 | — |
| Aug 1, 2014 | Schriber Alan Richarddirector | Grant | 1,020 | — |
| Aug 1, 2014 | Schriber Alan Richarddirector | Grant | 1,226 | $20.58 |
| Jul 23, 2014 | BARGER DONALD G JRdirector | Grant | 1,020 | — |
| Jul 23, 2014 | EIZENSTAT STUART Edirector | Grant | 1,226 | $20.58 |
| Jul 23, 2014 | EIZENSTAT STUART Edirector | Grant | 1,020 | — |
| Jul 23, 2014 | BARGER DONALD G JRdirector | Grant | 1,226 | $20.58 |
Source: GSM SEC Form 4 filings, latest Aug 20, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their GSM positions over the last 6 months (SEC Form 13F).
Increased
46
New positions
37
Reduced
67
Sold out
174
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| COOPER CREEK PARTNERS MANAGEMENT LLC | Reduced | 13.7M | May 15, 2026 |
| HOSKING PARTNERS LLP | Increased | 11.6M | Apr 21, 2026 |
| BLACKROCK, INC. | Reduced | 6.7M | May 13, 2026 |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | Reduced | 6.1M | May 13, 2026 |
| DONALD SMITH & CO., INC. | Increased | 5.4M | May 14, 2026 |
| GOLDMAN SACHS GROUP INC | Increased | 4.9M | Mar 25, 2026 |
| OLD WEST INVESTMENT MANAGEMENT, LLC | Increased | 3.9M | May 12, 2026 |
| GRIZZLYROCK CAPITAL, LLC | Reduced | 3.6M | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 2.8M | May 14, 2026 |
| ROYCE & ASSOCIATES LP | Reduced | 2.3M | May 12, 2026 |
| AMERIPRISE FINANCIAL INC | Reduced | 2.2M | Jul 17, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 2.2M | May 7, 2026 |
| FIRST EAGLE INVESTMENT MANAGEMENT, LLC | Increased | 2.1M | May 14, 2026 |
| STATE STREET CORP | Increased | 2.1M | May 15, 2026 |
| MASTERS CAPITAL MANAGEMENT LLC | Unchanged | 2.0M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.