Boston Partners
- SEC CIK
- 0001386060
- Latest filing
- Aug 4, 2026
GSM holding history
Ferroglobe PLC in every 13F filed by Boston Partners, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
GSM overviewAll 13F holders of GSMFull Q2 2026 holdings
- Shares (Q2 2026)
- 407,404
- Value
- $1.30M
- % of portfolio
- <0.1%
- Quarters held
- 19
- Since Q4 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 407,404 | $1.30M | <0.1% | +55,969+15.9% | Added | Holders |
| Q1 2026 | 351,435 | $1.45M | <0.1% | −91,007−20.6% | Reduced | Holders |
| Q4 2025 | 442,442 | $2.05M | <0.1% | −6,839−1.5% | Reduced | Holders |
| Q3 2025 | 449,281 | $2.04M | <0.1% | +33,236+8.0% | Added | Holders |
| Q2 2025 | 416,045 | $1.53M | <0.1% | −1,132,107−73.1% | Reduced | Holders |
| Q1 2025 | 1,548,152 | $5.74M | <0.1% | +1,333,772+622.2% | Added | Holders |
| Q4 2024 | 214,380 | $814.6K | <0.1% | +14,849+7.4% | Added | Holders |
| Q3 2024 | 199,531 | $925.8K | <0.1% | +84,609+73.6% | Added | Holders |
| Q2 2024 | 114,922 | $616.0K | <0.1% | +11,159+10.8% | Added | Holders |
| Q1 2024 | 103,763 | $516.7K | <0.1% | −47,508−31.4% | Reduced | Holders |
| Q4 2023 | 151,271 | $984.8K | <0.1% | −4,101,187−96.4% | Reduced | Holders |
| Q3 2023 | 4,252,458 | $22.1M | <0.1% | +233,114+5.8% | Added | Holders |
| Q2 2023 | 4,019,344 | $19.2M | <0.1% | +122,012+3.1% | Added | Holders |
| Q1 2023 | 3,897,332 | $19.3M | <0.1% | +80,268+2.1% | Added | Holders |
| Q4 2022 | 3,817,064 | $14.7M | <0.1% | +542,752+16.6% | Added | Holders |
| Q3 2022 | 3,274,312 | $17.3M | <0.1% | −363,412−10.0% | Reduced | Holders |
| Q2 2022 | 3,637,724 | $21.6M | <0.1% | +676,174+22.8% | Added | Holders |
| Q1 2022 | 2,961,550 | $22.8M | <0.1% | +2,143,713+262.1% | Added | Holders |
| Q4 2021 | 817,837 | $5.08M | <0.1% | +817,837 | New | Holders |