Companies / Ferroglobe PLC

Ferroglobe PLC

Nasdaq: GSMCIK 1639877LONDONferroglobe.com ↗

Ownership

186.9M shares outstanding

Ownership

Insiders	1.00%	1,865,061
10%+ / strategic	12.98%	24,249,031
Institutions	48.90%	91,365,916
Public float	37.13%	69,380,509

% of common shares outstanding (single-class filing figure). Institutional stakes are reported quarterly; insider figures reflect current officers & directors.

Insiders 17

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Insider	% of shares	Shares
Levi MarcoCEOChief Executive Officer · Director	0.49%	923,818
Lopez Madrid JavierExecutive Chairman · Director	0.16%	299,690
Villar-Mir de Fuentes SilviaDirector	0.15%	273,716
Amusategui Vergara MartaDirector	0.04%	78,220
Eizenstat Stuart EDirector	0.04%	72,121
Ollivier Benoit Emile, NorbertSee Remarks	0.03%	55,325
Girardeau David Marie, GabrielSee Remarks	0.03%	55,164
Crockett Bruce LarmourDirector	0.02%	46,000
Garcia Cos Muntanola BeatrizChief Finance Officer	0.02%	32,292
Wiesner Thomas Kletus IIChief Legal Officer	0.01%	27,500

Institutional holders 193

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Holder	Value	% of shares
Hosking Partners LLP	$32.53M	5.47%
Cannell Peter B & Co Inc	$26.96M	2.22%
Donald Smith & Co., Inc.	$25.84M	4.35%
BlackRock, Inc.	$24.18M	4.07%
MARSHALL WACE ASIA Ltd	$20.69M	1.27%
Barrow Hanley Mewhinney & Strauss LLC	$16.26M	2.74%
Old West Investment Management, LLC	$13.36M	2.25%
Grizzlyrock Capital, LLC	$11.34M	1.91%
Renaissance Technologies LLC	$8.39M	1.41%
CenterBook Partners LP	$8.16M	1.37%

5%+ ownership events

Large-stake disclosures

Filer	Stance	% of class	Shares	Date
Cooper Creek Partners Management LLC	Passive13G	7.30%	13,615,302	Jun 30, 2026
Hosking Partners LLP	Passive13G	5.70%	10,633,729	Mar 31, 2025
Wolf Hill Capital Management, LP	Passive13G	3.90%	—	Dec 31, 2024

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Activity

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InsidersInstitutions

What the company's own insiders are buying and selling.

Date	Actor	Action	Security	Value	Shares Δ	Position after	Impact
Mar 23, 2026	Villar-Mir de Fuentes Silvia Director	Buy Open-market buy	Ordinary shares	$100.3K	+26K +27.30%	121,226 0.06% of shares	medium
Mar 23, 2026	Lopez Madrid Javier Executive	Buy Open-market buy	Ordinary shares	$100.3K	+26K +21.45%	147,200 0.08% of shares	medium

Securities

via CUSIP / OpenFIGI

Symbol	Type	Market	CUSIP	FIGI
GSM	common	—	G33856108	—