Position in MGY
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$431,790
-$104,142 QoQ
Shares Held
16,880
-0.6% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#224
of 401 holders
Holding Since
Sep 2020
17 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MGY Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas E&P
Energy · as of Jun 30, 2026SIMPLEX TRADING, LLC holds $13,936,424 across 35 Oil & Gas E&P names. MGY ranks #7 (3.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DVN |
Devon Energy Corp/De
|
128,155 | $5,295,364 | |
| 2 | CNQ |
CANADIAN NATURAL RESOURCES Ltd
|
57,416 | $2,267,932 | |
| 3 | EXE |
EXPAND ENERGY Corp
|
10,165 | $926,946 | |
| 4 | BKV |
BKV Corp
|
33,691 | $921,785 | |
| 5 | VIST |
Vista Energy, S.A.B. de C.V.
|
8,736 | $557,356 | |
| 6 | CRGY |
Crescent Energy Co
|
48,088 | $472,224 | |
| 7 | MGY |
Magnolia Oil & Gas Corp
This page
|
16,880 | $431,790 | |
| 8 | AR |
ANTERO RESOURCES Corp
|
9,958 | $349,924 |
All Filings in MGY
Export CSV
17 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $431,790 | 16,880 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $535,932 | 16,976 | Shares | Sole | 2026-05-14 | |
| 2025-09-30 | $287,705 | 12,053 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $339,470 | 15,101 | Shares | Sole | 2025-08-05 | |
| 2024-12-31 | $32,357 | 1,384 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $212,258 | 8,692 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $95,734 | 3,778 | Shares | Sole | 2024-07-25 | |
| 2023-06-30 | $113,507 | 5,431 | Shares | Sole | 2023-08-04 | |
| 2023-03-31 | $43,563 | 1,991 | Shares | Sole | 2023-04-27 | |
| 2022-12-31 | $16,391 | 699 | Shares | Sole | 2023-02-02 | |
| 2022-09-30 | $1,210,747 | 61,118 | Shares | Sole | 2022-11-04 | |
| 2022-06-30 | $1,466,340 | 69,859 | Shares | Sole | 2022-08-03 | |
| 2022-03-31 | $24,454 | 1,034 | Shares | Sole | 2022-05-02 | |
| 2021-12-31 | $28,720 | 1,522 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $363,503 | 20,433 | Shares | Sole | 2021-10-28 | |
| 2021-06-30 | $319,367 | 20,433 | Shares | Sole | 2021-08-12 | |
| 2020-09-30 | $51 | 10 | Shares | Sole | 2020-10-14 | |
| No filing history on record for this holder in this stock. | ||||||