Ferroglobe GSM Institutional Ownership

Updated Oct 11, 2026

Ferroglobe PLC (NASDAQ:GSM) was reported as a holding by 174 institutional investors in 13F filings for the quarter ended June 30, 2026.

• Together they owned 55.87% of the outstanding stock in Q2 2026, up from 55.01% a quarter earlier.
• Total holdings of GSM shares rose 1.57% from Q1 2026, and the holder count rose 38.10% from Q2 2025.
• Of these 174 holders, 94 added to their positions, 58 reduced their stakes and 22 left their positions unchanged.
• The aggregate institutional position in Ferroglobe was 105.24Mn shares at the end of Q2 2026, up 1.63Mn from the prior quarter and down 4.7Mn from a year earlier.
• Cooper Creek Partners Management LLC led 13F holders of GSM with 13.62Mn shares as of June 30, 2026, or 7.23% of shares outstanding.
• Among existing holders, the largest additions to Ferroglobe in Q2 2026 came from Donald Smith & Co., Inc. (+2.69Mn shares), CenterBook Partners LP (+1.63Mn shares), BlackRock, Inc. (+950.85K shares), Jeffrey L. Gendell (+729.35K shares) and D. E. Shaw & Co., Inc. (+670.56K shares).
• The largest position reductions in GSM for Q2 2026 were by Hosking Partners LLP (-1.33Mn shares), Barrow Hanley Mewhinney & Strauss LLC (-961.12K shares), American Century Companies Inc (-725.32K shares), Walleye Capital LLC (-677.76K shares) and Millennium Management LLC (-582.59K shares).
• According to Business Quant data, the leading holders of GSM for Q2 2026 were Cooper Creek Partners Management LLC (13.62Mn shares), Hosking Partners LLP (10.23Mn shares), Donald Smith & Co., Inc. (8.13Mn shares), BlackRock, Inc. (7.6Mn shares), Barrow Hanley Mewhinney & Strauss LLC (5.11Mn shares), Old West Investment Management, LLC (4.2Mn shares), Grizzlyrock Capital, LLC (3.57Mn shares), Renaissance Technologies LLC (2.64Mn shares), CenterBook Partners LP (2.57Mn shares) and Ameriprise Financial Inc (2.5Mn shares).