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Optiver Holding B.V.

Position in MGY — Magnolia Oil & Gas Corp

CIK 1859606 AMSTERDAM, P7

Position in MGY

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$43,767
+$43,262 QoQ
Shares Held
1,711
+10593.8% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#316
of 408 holders
Holding Since
Jun 2024
9 quarters on record
Voting authority Sole 0% Shared 100% 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

Optiver Holding B.V. holds $22,320,198 across 29 Oil & Gas E&P names. MGY ranks #8 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 MGY
Magnolia Oil & Gas Corp
This page
1,711 $43,767

All Filings in MGY

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9 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $43,767 1,711
2026-03-31 $505 16
2025-12-31 $6,107 279
2025-09-30 $16,828 705
2025-06-30 $11,195 498
2025-03-31 $15,029 595
2024-12-31 $9,796 419
2024-09-30 $4,468 183
2024-06-30 $26,530 1,047