Position in RIO
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$115,586
+$16,429 QoQ
Shares Held
1,239
0.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
23 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in RIO Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Mar 31, 2026BROWN BROTHERS HARRIMAN & CO holds $396,181 across 7 Other Industrial Metals & Mining names. RIO ranks #1 (29.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RIO |
Rio Tinto PLC
This page
|
1,239 | $115,586 | |
| 2 | TMC |
TMC the metals Co Inc.
|
21,500 | $100,405 | |
| 3 | BHP |
BHP Group Ltd
|
929 | $67,575 | |
| 4 | TMQ |
Trilogy Metals Inc.
|
13,350 | $47,926 | |
| 5 | TECK |
Teck Resources Ltd
|
530 | $27,427 | |
| 6 | VALE |
Vale S.A.
|
1,442 | $22,942 | |
| 7 | MTRN |
MATERION Corp
|
99 | $14,320 |
All Filings in RIO
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23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $115,586 | 1,239 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $99,157 | 1,239 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $94,592 | 1,433 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $87,028 | 1,492 | Shares | Sole | 2025-08-11 | |
| 2025-03-31 | $50,587 | 842 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $123,030 | 2,092 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $59,925 | 842 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $55,513 | 842 | Shares | Sole | 2024-08-09 | |
| 2024-03-31 | $56,473 | 886 | Shares | Sole | 2024-05-10 | |
| 2023-12-31 | $75,725 | 1,017 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $129,507 | 2,035 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $96,015 | 1,504 | Shares | Sole | 2023-08-07 | |
| 2023-03-31 | $87,945 | 1,282 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $65,148 | 915 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $81,819 | 1,486 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $45,018 | 738 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $55,154 | 686 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $24,098 | 360 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $5,479 | 82 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $6,878 | 82 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $1,708 | 22 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $16,397 | 218 | Shares | Sole | 2021-02-16 | |
| 2020-03-31 | $2,050 | 45 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||