GSM
Ferroglobe PLC · Basic Materials · Industrial Materials
Momentum inputs (comparable managers): holder breadth 0.0% · share flow +5.5% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 70 | +3 | 34.87M | $365.36M | +6 | −3 |
| Q1 2026 | 69 | +4 | 35.94M | $397.07M | +9 | −5 |
| Q4 2025 | 66 | -1 | 41.75M | $430.53M | — | −1 |
| Q3 2025 | 16 | +1 | 20.93M | $334.24M | +1 | — |
| Q2 2025 | 12 | 0 | 14.55M | $285.97M | +1 | −1 |
| Q1 2025 | 9 | 0 | 6.55M | $182.19M | — | — |
| Q4 2024 | 9 | -2 | 6.67M | $235.38M | — | −2 |
| Q3 2024 | 10 | -8 | 8.38M | $287.37M | +1 | −9 |
| Q2 2024 | 18 | — | 23.72M | $3.41B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Trian Fund Management ✦ | 1.09M | +7.7% | $236.55M | 6.2% | ▲ Add | 5 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 6.50M | — | $23.86M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 6.50M | — | $23.86M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 6.50M | — | $23.86M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 6.50M | — | $23.86M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 6.50M | — | $23.86M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 6.50M | — | $23.86M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | Renaissance Technologies ✦ | 3.12M | +1.1% | $11.45M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 9 | Geode Capital Management ✦ (passive) | 1.56M | +1068.3% | $5.72M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 10 | Geode Capital Management ✦ (passive) | 1.56M | +1068.3% | $5.72M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | State Street Global Advisors ✦ (passive) | 1.30M | +521.9% | $4.76M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 12 | The Vanguard Group ✦ (passive) | 748.17K | — | $2.75M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | The Vanguard Group ✦ (passive) | 748.17K | — | $2.75M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | Millennium Management ✦ | 87.93K | -92.1% | $322,703 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 15 | Citadel Advisors ✦ | 61.12K | +348.8% | $224,299 | 0.0% | ▲ Add | 5 | SEC ↗ |
| 16 | T. Rowe Price ✦ | 59.82K | New | $220,000 | 0.0% | New | 1 | SEC ↗ |
| 17 | Marshall Wace ✦ | 23.90K | -97.1% | $87,713 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 18 | D. E. Shaw & Co. ✦ | 10.26K | -93.4% | $37,658 | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 19 | Fidelity (FMR) ✦ | 14 | — | $51 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| T. Rowe Price | $220,000 | 0.0% |
Exited
| Two Sigma Investments | $69,243 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 3 holders, 1.10M shares, $256.72M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 32.29K sh · $138,856
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology