GSM · Ferroglobe PLC · Insider Trading

$4.28 -0.18 (-4.04%) At close · Sep 11

Russell 2000 member Rebalance outlook locked

Market Cap

$853.02M

186.86M

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.

Query insider transactions through the insider trading API or MCP →

Insider Sentiment Score

Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.

Net buyers

-1

Net shares bought

-0.02%

Net buy value

-$138,855

Date	Insider	Role	Type	Security	Shares	Price	Value	After
2026-08-14	Garcia Cos Muntanola Beatriz	Chief Finance Officer	Sell↓	ORDINARY SHARES	32,292	$4.30	$138,856	31,693
2026-08-11	Garcia Cos Muntanola Beatriz	Chief Finance Officer	Tax↓	ORDINARY SHARES	5,091	$4.63	$23,571	63,985
2026-08-11	Garcia Cos Muntanola Beatriz	Chief Finance Officer	Convert↓	PERFORMANCE SHARE UNITS	36,784	—	—	0
2026-08-11	Garcia Cos Muntanola Beatriz	Chief Finance Officer	Convert↑	ORDINARY SHARES	36,784	—	—	69,076
2026-03-23	Villar-Mir de Fuentes Silvia	Director	Buy↑	Ordinary shares (I)	26,000	$3.86	$100,324	121,226
2026-03-23	Lopez Madrid Javier	Director, Executive Chairman	Buy↑	Ordinary shares (I)	26,000	$3.86	$100,324	147,200

Legend Buy — open-market purchase Sell — open-market sale ↑ Shares acquired ↓ Shares disposed (gift, conversion, tax…)

Showing 1–6 of 6 transactions

Key facts CIK 1639877 CUSIP G33856108 13F (30d) 58 filings 58 filers Visit website Investor relations