Position in RIO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,965,145
+$1,505,594 QoQ
Shares Held
20,701
+170.6% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.54%
of 13F equity value
Holder Rank
#293
of 965 holders
Holding Since
Jun 2020
9 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, 2026Aigen Investment Management, LP holds $2,899,519 across 4 Other Industrial Metals & Mining names. RIO ranks #1 (67.8% of the industry book) .
All Filings in RIO
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9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,965,145 | 20,701 | Shares | Sole | 2026-08-14 | |
| 2025-03-31 | $459,551 | 7,649 | Shares | Sole | 2025-05-12 | |
| 2024-09-30 | $430,649 | 6,051 | Shares | Sole | 2024-11-05 | |
| 2024-03-31 | $1,036,731 | 16,265 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $303,498 | 4,076 | Shares | Sole | 2024-02-09 | |
| 2021-09-30 | $1,514,208 | 22,661 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $404,098 | 4,817 | Shares | Sole | 2021-08-10 | |
| 2020-09-30 | $245,787 | 4,070 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $342,023 | 6,088 | Shares | Sole | 2020-08-10 | |
| No filing history on record for this holder in this stock. | ||||||