Position in MPC
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$653,492
+$29,368 QoQ
Shares Held
2,556
0.0% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.69%
of 13F equity value
Holder Rank
#1,010
of 1,926 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority
Sole 0%
Shared 0%
None 100%
Common Shares in MPC Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Refining & Marketing
Energy · as of Jun 30, 2026Stembrook Asset Management, LLC holds $859,239 across 2 Oil & Gas Refining & Marketing names. MPC ranks #1 (76.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MPC |
Marathon Petroleum Corp
This page
|
2,556 | $653,492 | |
| 2 | VLO |
Valero Energy Corp/Tx
|
790 | $205,747 |
All Filings in MPC
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $653,492 | 2,556 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $624,124 | 2,556 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $415,682 | 2,556 | Shares | Sole | 2026-02-13 | |
| No filing history on record for this holder in this stock. | ||||||