Position in RIO
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$162,806,658
-$183,320,138 QoQ
Shares Held
1,715,018
-53.8% QoQ
Ownership
0.105%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#19
of 966 holders
Holding Since
Mar 2020
23 quarters on record
Voting authority
Sole 90%
Shared 0%
None 10%
Common Shares in RIO Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Jun 30, 2026ARROWSTREET CAPITAL, LIMITED PARTNERSHIP holds $667,454,082 across 8 Other Industrial Metals & Mining names. RIO ranks #2 (24.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VALE |
Vale S.A.
|
31,949,655 | $480,522,811 | |
| 2 | RIO |
Rio Tinto PLC
This page
|
1,715,018 | $162,806,658 | |
| 3 | CMP |
Compass Minerals International Inc
|
474,512 | $14,771,558 | |
| 4 | MTRN |
MATERION Corp
|
12,985 | $3,861,609 | |
| 5 | WRN |
Western Copper & Gold Corp
|
1,580,030 | $3,539,267 | |
| 6 | NEXA |
Nexa Resources S.A.
|
126,387 | $1,546,976 | |
| 7 | SGML |
Sigma Lithium Corp
|
21,271 | $269,078 | |
| 8 | SLI |
Standard Lithium Ltd.
|
49,500 | $136,125 |
All Filings in RIO
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $162,806,658 | 1,715,018 | Shares | Defined | 2026-08-13 | |
| 2026-03-31 | $346,126,796 | 3,710,224 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $311,023,390 | 3,886,335 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $94,737,221 | 1,435,195 | Shares | Defined | 2025-11-13 | |
| 2024-12-31 | $14,735,139 | 250,555 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $8,124,696 | 114,159 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $113,630,289 | 1,723,499 | Shares | Defined | 2024-08-14 | |
| 2023-12-31 | $32,026,139 | 430,112 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $32,279,671 | 507,223 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $84,076,386 | 1,316,986 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $368,877,154 | 5,377,218 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $523,642,678 | 7,354,532 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $326,617,186 | 5,932,023 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $612,267,370 | 10,037,170 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $1,037,135,397 | 12,899,694 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $543,298,829 | 8,116,206 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $214,745,113 | 3,213,785 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $156,841,163 | 1,869,605 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $285,748,117 | 3,679,950 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 | $476,028,265 | 6,328,480 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $291,428,250 | 4,825,770 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $327,660,692 | 5,832,337 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $257,306,706 | 5,647,645 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||