Position in MP
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$5,063,728
-$388,845 QoQ
Shares Held
104,926
-2.8% QoQ
Ownership
0.059%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
20 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MP Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Mar 31, 2026STATE OF WISCONSIN INVESTMENT BOARD holds $16,321,559 across 16 Other Industrial Metals & Mining names. MP ranks #2 (31.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TECK |
Teck Resources Ltd
|
143,968 | $7,450,344 | |
| 2 | MP |
MP Materials Corp. / DE
This page
|
104,926 | $5,063,728 | |
| 3 | LAR |
Lithium Argentina AG
|
118,000 | $788,240 | |
| 4 | CMP |
Compass Minerals International Inc
|
33,377 | $779,352 | |
| 5 | UAMY |
United States Antimony Corp
|
73,269 | $639,638 | |
| 6 | MTRN |
MATERION Corp
|
4,271 | $617,800 | |
| 7 | CRML |
Critical Metals Corp.
|
31,200 | $247,728 | |
| 8 | GSM |
Ferroglobe PLC
|
38,647 | $159,225 |
All Filings in MP
Export CSV
20 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $5,063,728 | 104,926 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $5,452,573 | 107,929 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $9,574,443 | 142,753 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $4,277,191 | 128,560 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $3,263,226 | 133,684 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $2,283,559 | 146,382 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $2,319,404 | 131,411 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $2,762,753 | 217,027 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $1,978,419 | 138,351 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $3,091,260 | 155,731 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $1,167,105 | 61,105 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $1,335,482 | 58,369 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $1,711,302 | 60,706 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $1,497,080 | 61,659 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $1,815,641 | 66,507 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $2,298,628 | 71,653 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $7,150,298 | 124,700 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $5,663,874 | 124,700 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $4,019,081 | 124,700 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $4,596,442 | 124,700 | Shares | Sole | 2021-08-12 | |
| No filing history on record for this holder in this stock. | ||||||