Position in RIO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$52,208,556
-$424,821 QoQ
Shares Held
549,969
-2.5% QoQ
Ownership
0.034%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#41
of 966 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in RIO Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Jun 30, 2026SEI INVESTMENTS CO holds $101,898,769 across 14 Other Industrial Metals & Mining names. RIO ranks #1 (51.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RIO |
Rio Tinto PLC
This page
|
549,969 | $52,208,556 | |
| 2 | MTRN |
MATERION Corp
|
63,136 | $18,776,015 | |
| 3 | VALE |
Vale S.A.
|
600,839 | $9,036,618 | |
| 4 | BHP |
BHP Group Ltd
|
80,996 | $6,747,776 | |
| 5 | ALM |
Almonty Industries Inc.
|
301,659 | $4,995,472 | |
| 6 | USAR |
USA Rare Earth, Inc.
|
191,978 | $4,142,884 | |
| 7 | MP |
MP Materials Corp. / DE
|
36,850 | $2,063,967 | |
| 8 | NAK |
Northern Dynasty Minerals Ltd
|
868,173 | $1,666,892 |
All Filings in RIO
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $52,208,556 | 549,969 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $52,633,377 | 564,191 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $44,639,452 | 557,784 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $34,137,730 | 517,160 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $30,246,320 | 518,538 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $27,397,620 | 456,019 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $22,897,320 | 389,344 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $27,378,244 | 384,688 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $26,000,285 | 394,362 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $28,461,375 | 446,523 | Shares | Sole | 2024-05-07 | |
| 2023-12-31 | $55,052,000 | 739,350 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $45,926,569 | 721,662 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $38,944,889 | 610,039 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $39,067,631 | 569,499 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $33,564,320 | 471,409 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $24,171,780 | 439,008 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $25,478,114 | 417,674 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $29,341,256 | 364,941 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $25,650,738 | 383,190 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $22,640,151 | 338,823 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $32,547,054 | 387,973 | Shares | Sole | 2021-08-06 | |
| 2021-03-31 | $32,093,133 | 413,305 | Shares | Sole | 2021-05-12 | |
| 2020-12-31 | $33,329,379 | 443,092 | Shares | Sole | 2021-02-08 | |
| 2020-09-30 | $28,887,736 | 478,353 | Shares | Defined | 2020-12-04 | |
| 2020-06-30 | $26,153,249 | 465,526 | Shares | Defined | 2020-08-17 | |
| 2020-03-31 | $29,818,425 | 654,487 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||