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Magnolia Oil & Gas

373 hedge funds and large institutions have $4.92B invested in Magnolia Oil & Gas in 2025 Q3 according to their latest regulatory filings, with 36 funds opening new positions, 132 increasing their positions, 151 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed

3,139% more call options, than puts

Call options by funds: $26M | Put options by funds: $802K

50% more funds holding in top 10

Funds holding in top 10: 23 (+1)

1% more capital invested

Capital invested by funds: $4.85B → $4.92B (+$68.1M)

3% less funds holding

Funds holding: 385373 (-12)

4.17% less ownership

Funds ownership: 115.43%111.26% (-4.2%)

13% less repeat investments, than reductions

Existing positions increased: 132 | Existing positions reduced: 151

20% less first-time investments, than exits

New positions opened: 36 | Existing positions closed: 45

Holders
373
Holders Change
-12
Holders Change %
-3.12%
% of All Funds
4.9%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
36
Increased
132
Reduced
151
Closed
45
Calls
$26M
Puts
$802K
Net Calls
+$25.2M
Net Calls Change
+$1.2M
Name Holding Trade Value Shares
Change
Change in
Stake
AT
276
Arlington Trust
Alabama
$127K
KBC Group
277
KBC Group
Belgium
$122K
Osaic Holdings
278
Osaic Holdings
Arizona
$116K +$9.92K +416 +10%
QCG
279
Quadrant Capital Group
Ohio
$115K +$115K +4,807 New
AF
280
Allworth Financial
California
$112K -$8.59K -360 -7%
WAM
281
Wolverine Asset Management
Illinois
$107K
S
282
SignatureFD
Georgia
$106K +$1.24K +52 +1%
FFA
283
Farther Finance Advisors
California
$102K +$11.9K +500 +13%
SAM
284
Smartleaf Asset Management
Massachusetts
$102K +$16.5K +691 +20%
SAM
285
Shell Asset Management
Netherlands
$85K -$138K -5,807 -62%
Nisa Investment Advisors
286
Nisa Investment Advisors
Missouri
$71.7K +$17.2K +720 +32%
Ohio Public Employees Retirement System (OPERS)
287
Ohio Public Employees Retirement System (OPERS)
Ohio
$70.4K +$9.66K +405 +16%
IBOK
288
Independence Bank of Kentucky
Kentucky
$69.2K
CI Investments Inc
289
CI Investments Inc
Ontario, Canada
$58K -$18.1K -757 -24%
A
290
AlphaQuest
New York
$51.3K -$1.82M -76,196 -97%
AssetMark Inc
291
AssetMark Inc
California
$49.3K +$1.36K +57 +3%
GWM
292
Geneos Wealth Management
Colorado
$47.7K -$5.06K -212 -10%
AA
293
Ancora Advisors
Ohio
$47.7K
EWA
294
EverSource Wealth Advisors
Alabama
$42.3K +$9.21K +386 +28%
MG
295
Mather Group
Illinois
$30.6K +$30.5K +1,280 New
HCA
296
Harbor Capital Advisors
Illinois
$30K -$2.96K -124 -9%
Mitsubishi UFJ Asset Management
297
Mitsubishi UFJ Asset Management
Japan
$28.4K
AAP
298
Arax Advisory Partners
Colorado
$24K +$18.4K +771 +331%
OIA
299
Optimum Investment Advisors
Illinois
$23.9K
HNB
300
Huntington National Bank
Ohio
$23.7K -$1.07K -45 -4%

MGY Hedge Fund Activity: Q3 2025 in Review

373 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Magnolia Oil & Gas (MGY) for Q3 2025, worth a combined $4.92B — up 1.4% from $4.85B a quarter earlier.

Sellers outnumbered buyers: 45 funds closed out of MGY and 36 opened new positions — a net loss of 9 holders — while 151 trimmed existing stakes and 132 added.

The largest buyer was TD Asset Management, adding an estimated $38.2M. The largest seller was Woodline Partners, cutting an estimated $39.8M.

  • 373 institutional investors held Magnolia Oil & Gas (MGY) as of Q3 2025, down from 385 in Q2 2025.
  • Funds reported $4.92B of Magnolia Oil & Gas stock for Q3 2025, up 1.4% quarter-over-quarter.
  • 36 funds opened new Magnolia Oil & Gas positions in Q3 2025 and 45 closed out, a net change of -9 holders.
  • The largest Magnolia Oil & Gas buyer in Q3 2025 was TD Asset Management, an estimated $38.2M added.
  • The largest Magnolia Oil & Gas seller in Q3 2025 was Woodline Partners, an estimated $39.8M sold.

Based on aggregated 13F filings for Q3 2025.