MAGNOLIA OIL & GAS CORP

$MGY
13F holders
397
Net 13F flow · Q
Insider buys · 90d
0
Insider net · 90d
Congress · 90d
0
Convergence

Institutional holders

Top 10 of 397 · Source: 13F-HR
01
Pensionfund DSM Netherlands
02
Massachusetts Institute of Technology
03
Axa S.a.
04
State Street
05
Thomas H Lee Partners LP
06
Caz Investments LP
07
Coldstream Capital Management Inc.
08
Jlb & Associates Inc.
09
Strategic Planning Group, LLC
10
Roberts Capital Advisors, LLC

Each fund name links to that filer's expert page. Share counts and per-fund weights are pending the 13F ingest fix (portfolios_expertholding.units is currently mis-populated — see the same caveat on the fund detail page's holdings table). Quarter-over-quarter delta ships with the metrics pipeline.

See all 397 13F holders · Pro →

Smart Money · top-200 alpha cohort

11 holders · Q1 2026

$MGY is held by 11 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.12%, with an average of 0.03% of portfolio. Largest holder: Voloridge Investment Management, LLC at 0.12%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Insider activity · last 90 days

3 transactions · 3 filers
11 Nov 2025
Ropp Ralph Lewis
▲ BOUGHT
4,500
$23.10
P
02 May 2025
Szabo Shandell
▲ BOUGHT
11,731
$21.30
P
03 Mar 2025
Stavros Christopher G
▲ BOUGHT
2,500
$22.06
P

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

9 disclosures · STOCK Act
House · California · Traded Jan 9
SOLD
$15K–$50K
Feb 13STOCK
House · Michigan · Traded Oct 31
SOLD
$1K–$15K
Nov 21STOCK
House · Michigan · Traded Oct 30
BOUGHT
$1K–$15K
Nov 21STOCK
House · Michigan · Traded Oct 30
SOLD
$1K–$15K
Nov 21STOCK
House · Michigan · Traded Aug 4
BOUGHT
$1K–$15K
Sep 12STOCK
House · California · Traded Jul 7
SOLD
$1K–$15K
Aug 14STOCK
House · Michigan · Traded Jun 24
SOLD
$1K–$15K
Aug 13STOCK
House · Michigan · Traded Jun 11
BOUGHT
$1K–$15K
Aug 13STOCK
House · New Jersey · Traded Apr 9
SOLD
$1K–$15K
May 14STOCK

Convergence · Pattern Engine ships in v1.1

30-day window
In development

Convergence detection for $MGY lands with the Pattern Engine.

Once the Pattern Engine ships, this section will surface every active convergence event involving $MGY — the institutional managers and Congress members on the same name, the 30-day window, and the combined position size.

Source data: SEC EDGAR · 13F-HR · Form 4 · CapitolTrades · Last refreshed 09:39 UTC.