Position in TMC
as of Mar 31, 2026
· filed Apr 30, 2026
Position Value
$46,700
-$17,000 QoQ
Shares Held
10,000
0.0% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2022
4 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in TMC Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Mar 31, 2026Main Street Research LLC holds $37,814,180 across 2 Other Industrial Metals & Mining names. TMC ranks #2 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BHP |
BHP Group Ltd
|
519,212 | $37,767,480 | |
| 2 | TMC |
TMC the metals Co Inc.
This page
|
10,000 | $46,700 |
All Filings in TMC
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $46,700 | 10,000 | Shares | Sole | 2026-04-30 | |
| 2025-09-30 | $63,700 | 10,000 | Shares | Sole | 2025-11-13 | |
| 2022-12-31 | $11,550 | 15,000 | Shares | Sole | 2023-02-06 | |
| 2022-09-30 | $10,500 | 10,000 | Shares | Sole | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||