Position in GSM
as of Jun 30, 2026
· filed Aug 4, 2026
Position Value
$1,295,544
-$152,368 QoQ
Shares Held
407,404
+15.9% QoQ
Ownership
0.218%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#47
of 175 holders
Holding Since
Dec 2021
19 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in GSM Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Jun 30, 2026Boston Partners holds $6,234,277 across 2 Other Industrial Metals & Mining names. GSM ranks #2 (20.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RIO |
Rio Tinto PLC
|
52,025 | $4,938,733 | |
| 2 | GSM |
Ferroglobe PLC
This page
|
407,404 | $1,295,544 |
All Filings in GSM
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19 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,295,544 | 407,404 | Shares | Defined | 2026-08-04 | |
| 2026-03-31 | $1,447,912 | 351,435 | Shares | Defined | 2026-05-11 | |
| 2025-12-31 | $2,052,930 | 442,442 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $2,044,228 | 449,281 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $1,526,885 | 416,045 | Shares | Defined | 2025-08-12 | |
| 2025-03-31 | $5,743,643 | 1,548,152 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $814,644 | 214,380 | Shares | Defined | 2025-02-11 | |
| 2024-09-30 | $925,823 | 199,531 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $615,981 | 114,922 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $516,739 | 103,763 | Shares | Defined | 2024-05-28 | |
| 2023-12-31 | $984,774 | 151,271 | Shares | Defined | 2024-02-07 | |
| 2023-09-30 | $22,112,781 | 4,252,458 | Shares | Defined | 2023-11-08 | |
| 2023-06-30 | $19,172,270 | 4,019,344 | Shares | Defined | 2023-08-10 | |
| 2023-03-31 | $19,252,819 | 3,897,332 | Shares | Defined | 2023-05-09 | |
| 2022-12-31 | $14,695,695 | 3,817,064 | Shares | Defined | 2023-02-08 | |
| 2022-09-30 | $17,288,367 | 3,274,312 | Shares | Defined | 2022-11-09 | |
| 2022-06-30 | $21,608,079 | 3,637,724 | Shares | Defined | 2022-08-10 | |
| 2022-03-31 | $22,803,934 | 2,961,550 | Shares | Defined | 2022-05-10 | |
| 2021-12-31 | $5,078,767 | 817,837 | Shares | Defined | 2022-02-04 | |
| No filing history on record for this holder in this stock. | ||||||