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Magnolia Oil & Gas

385 hedge funds and large institutions have $4.85B invested in Magnolia Oil & Gas in 2025 Q2 according to their latest regulatory filings, with 41 funds opening new positions, 141 increasing their positions, 161 reducing their positions, and 59 closing their positions.

New
Increased
Maintained
Reduced
Closed

2,108% more call options, than puts

Call options by funds: $25.1M | Put options by funds: $1.14M

0.25% less ownership

Funds ownership: 115.68%115.43% (-0.25%)

5% less funds holding

Funds holding: 407385 (-22)

12% less capital invested

Capital invested by funds: $5.51B → $4.85B (-$654M)

12% less repeat investments, than reductions

Existing positions increased: 141 | Existing positions reduced: 161

31% less first-time investments, than exits

New positions opened: 41 | Existing positions closed: 59

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
385
Holders Change
-22
Holders Change %
-5.41%
% of All Funds
5.07%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
41
Increased
141
Reduced
161
Closed
59
Calls
$25.1M
Puts
$1.14M
Net Calls
+$24M
Net Calls Change
-$314K
Name Holding Trade Value Shares
Change
Change in
Stake
UBS AM
51
UBS AM
Illinois
$15.6M +$9.96M +449,744 +185%
TCM
52
TimesSquare Capital Management
New York
$15.6M +$280K +12,638 +2%
JP Morgan Chase
53
JP Morgan Chase
New York
$14.3M -$3.6M -162,745 -20%
RhumbLine Advisers
54
RhumbLine Advisers
Massachusetts
$13.1M +$1.3M +58,824 +11%
OCM
55
Osterweis Capital Management
California
$12.9M -$1.48M -66,625 -10%
Two Sigma Investments
56
Two Sigma Investments
New York
$12.9M -$9.55M -431,028 -43%
RIM
57
Ranger Investment Management
Texas
$12.6M -$10.1M -455,054 -45%
Aberdeen Group
58
Aberdeen Group
United Kingdom
$12.3M -$1.65M -74,464 -12%
Barrow, Hanley, Mewhinney & Strauss
59
Barrow, Hanley, Mewhinney & Strauss
Texas
$11.8M -$963K -43,494 -8%
DFCM
60
Dark Forest Capital Management
Puerto Rico
$11.2M +$7.22M +326,087 +191%
Legal & General Group
61
Legal & General Group
United Kingdom
$10.9M +$71.8K +3,240 +0.7%
Arrowstreet Capital
62
Arrowstreet Capital
Massachusetts
$10.8M +$629K +28,412 +6%
Nordea Investment Management
63
Nordea Investment Management
Sweden
$10.1M +$96.8K +4,372 +1%
T. Rowe Price Associates
64
T. Rowe Price Associates
Maryland
$9.96M +$126K +5,712 +1%
Neuberger Berman Group
65
Neuberger Berman Group
New York
$9.8M +$122K +5,523 +1%
Envestnet Asset Management
66
Envestnet Asset Management
Illinois
$9.38M -$104K -4,678 -1%
ACG
67
Aventail Capital Group
New York
$9.01M +$18.7K +846 +0.2%
Voloridge Investment Management
68
Voloridge Investment Management
Florida
$8.83M -$7.94M -358,596 -48%
State of Wisconsin Investment Board
69
State of Wisconsin Investment Board
Wisconsin
$8.77M -$112K -5,079 -1%
Ameriprise
70
Ameriprise
Minnesota
$8.56M -$1.13M -51,207 -12%
Susquehanna International Group
71
Susquehanna International Group
Pennsylvania
$8.55M -$561K -25,347 -6%
FVWA
72
Foster Victor Wealth Advisors
South Carolina
$8.49M +$578K +26,113 +8%
OAM
73
Oberweis Asset Management
Illinois
$8.46M +$157K +7,100 +2%
CIA
74
Corigliano Investment Advisers
North Carolina
$7.94M +$7.82M +353,000 New
Citigroup
75
Citigroup
New York
$7.87M +$343K +15,472 +5%

MGY Hedge Fund Activity: Q2 2025 in Review

385 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Magnolia Oil & Gas (MGY) for Q2 2025, worth a combined $4.85B — down 12% from $5.51B a quarter earlier.

Sellers outnumbered buyers: 59 funds closed out of MGY and 41 opened new positions — a net loss of 18 holders — while 161 trimmed existing stakes and 141 added.

The largest buyer was Goldman Sachs, adding an estimated $51.4M. The largest seller was Wasatch Advisors, cutting an estimated $45.4M.

  • 385 institutional investors held Magnolia Oil & Gas (MGY) as of Q2 2025, down from 407 in Q1 2025.
  • Funds reported $4.85B of Magnolia Oil & Gas stock for Q2 2025, down 12% quarter-over-quarter.
  • 41 funds opened new Magnolia Oil & Gas positions in Q2 2025 and 59 closed out, a net change of -18 holders.
  • The largest Magnolia Oil & Gas buyer in Q2 2025 was Goldman Sachs, an estimated $51.4M added.
  • The largest Magnolia Oil & Gas seller in Q2 2025 was Wasatch Advisors, an estimated $45.4M sold.

Based on aggregated 13F filings for Q2 2025.