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SIR Capital Management, L.P.

Position in MGY — Magnolia Oil & Gas Corp

CIK 1434997 NEW YORK, NY

Position in MGY

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$5,823,721
-$21,045,316 QoQ
Shares Held
227,667
-73.3% QoQ
Ownership
0.096%
of shares outstanding
% of Portfolio
0.69%
of 13F equity value
Holder Rank
#77
of 408 holders
Holding Since
Jun 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, 2026

SIR Capital Management, L.P. holds $258,525,091 across 12 Oil & Gas E&P names. MGY ranks #7 (2.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 MGY
Magnolia Oil & Gas Corp
This page
227,667 $5,823,721

All Filings in MGY

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17 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $5,823,721 227,667
2026-03-31 $26,869,037 851,094
2025-12-31 $22,126,280 1,010,794
2025-09-30 $41,537,643 1,740,161
2025-06-30 $31,262,936 1,390,700
2025-03-31 $6,486,768 256,800
2024-12-31 $1,959,244 83,800
2024-09-30 $9,179,478 375,900
2024-06-30 $15,106,415 596,149
2023-03-31 $20,302,452 927,900
2022-03-31 $6,186,840 261,600
2021-09-30 $7,572,704 425,672
2021-06-30 $13,533,110 865,842
2021-03-31 $8,611,021 750,089
2020-12-31 $12,236,815 1,733,260
2020-09-30 $6,757,148 1,306,992
2020-06-30 $4,947,238 816,376