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MILLENNIUM MANAGEMENT LLC

Position in MGY — Magnolia Oil & Gas Corp

CIK 1273087 NEW YORK, NY

Position in MGY

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$6,687,328
-$12,223,638 QoQ
Shares Held
261,428
-56.4% QoQ
Ownership
0.110%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#74
of 411 holders
Holding Since
Mar 2020
23 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MGY Over Time

Shares Held

Position Value (USD)

Derivatives in MGY

reported options exposure · as of Sep 30, 2021
CallValue
$0
CallShares
0
PutValue
$355,800
PutShares
20,000

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Oil & Gas E&P

Energy · as of Jun 30, 2026

MILLENNIUM MANAGEMENT LLC holds $1,477,524,001 across 49 Oil & Gas E&P names. MGY ranks #21 (0.5% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MGY

Export CSV
24 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $6,687,328 261,428
2026-03-31 $18,910,966 599,017
2025-12-31 $8,132,747 371,528
2025-09-30 $655,446 27,459
2025-06-30 $24,791,101 1,102,807
2025-03-31 $25,836,837 1,022,836
2024-12-31 $3,944,743 168,723
2024-09-30 $4,951,228 202,753
2024-06-30 $1,142,175 45,074
2023-09-30 $7,472,829 326,182
2023-06-30 $17,273,306 826,474
2023-03-31 $1,713,182 78,299
2022-12-31 $2,836,160 120,945
2022-09-30 $2,952,660 149,049
2022-03-31 $6,499,114 274,804
2021-12-31 $6,361,737 337,135
2021-09-30 $355,800 20,000
2021-09-30 $11,840,063 665,546
2021-06-30 $23,247,327 1,487,353
2021-03-31 $6,426,974 559,841
2020-12-31 $11,225,894 1,590,070
2020-09-30 $8,878,027 1,717,220
2020-06-30 $3,826,920 631,505
2020-03-31 $2,168,248 542,062