Ticker · CUSIP 559663109

MGY

MAGNOLIA OIL & GAS CORP
Energy·Oil & Gas E&P
···Share
Holders (tracked)
11
Combined shares
8,777,707
Combined value
$187.65M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
11102024Q12025Q4

SEC event timeline

17 events
  1. Ken Griffin (Citadel Advisors) added2026-02-17
    +225,969 shares · 2025Q4
    13F
  2. D.E. Shaw & Co. added2026-02-17
    +214,897 shares · 2025Q4
    13F
  3. Two Sigma Investments trimmed2026-02-17
    −278,861 shares · 2025Q4
    13F
  4. Izzy Englander (Millennium Mgmt) added2026-02-17
    +344,069 shares · 2025Q4
    13F
  5. Steve Cohen (Point72) opened position2026-02-17
    +302,124 shares · 2025Q4
    13F
  6. T. Rowe Price added2026-02-17
    +4,541 shares · 2025Q4
    13F
  7. Wellington Management trimmed2026-02-17
    −18,556 shares · 2025Q4
    13F
  8. Paul Tudor Jones (Tudor Investment) opened position2026-02-17
    +125,840 shares · 2025Q4
    13F
  9. AQR Capital Management added2026-02-17
    +40,086 shares · 2025Q4
    13F
  10. Renaissance Technologies added2026-02-12
    +67,991 shares · 2025Q4
    13F
  11. Izzy Englander (Millennium Mgmt) trimmed2025-11-14
    −1,075,348 shares · 2025Q3
    13F
  12. Two Sigma Investments added2025-11-14
    +132,466 shares · 2025Q3
    13F
  13. AQR Capital Management added2025-11-14
    +64,630 shares · 2025Q3
    13F
  14. Wellington Management added2025-11-14
    +113,458 shares · 2025Q3
    13F
  15. D.E. Shaw & Co. trimmed2025-11-14
    −47,802 shares · 2025Q3
    13F
  16. T. Rowe Price trimmed2025-11-14
    −241,842 shares · 2025Q3
    13F
  17. Renaissance Technologies added2025-11-13
    +20,013 shares · 2025Q3
    13F

Insider activity

No insider transactions in the last 30 days.
View full insider history for MGY →

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions2
Added to6
Trimmed2
Exited0
—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
12
$1.02B
2022Q2
10
$866.0M
2022Q3
11
$494K
2022Q4
11
$507.2M
2023Q1
12
$581.4M
2023Q2
11
$549.6M
2023Q3
10
$422.3M
2023Q4
9
$433.4M
2024Q1
10
$1.03B
2024Q2
13
$994.9M
2024Q3
13
$203.2M
2024Q4
11
$48.4M
2025Q1
11
$218.0M
2025Q2
9
$187.0M
2025Q3
9
$181.1M
2025Q4
11
$187.7M
Congress members trading this stock
DateMemberTypeAmount rangeFiling
2025-10-31Lisa McClainSell$1K – $15KPDF ↗
2025-10-30Lisa McClainBuy$1K – $15KPDF ↗
2025-10-30Lisa McClainSell$1K – $15KPDF ↗
2025-08-04Lisa McClainBuy$1K – $15KPDF ↗
2025-07-07Gilbert CisnerosSell (P)$1K – $15KPDF ↗
2025-06-24Lisa McClainSell$1K – $15KPDF ↗
2025-06-11Lisa McClainBuy$1K – $15KPDF ↗
2025-04-09Josh GottheimerSell (P)$1K – $15KPDF ↗

Who owns MGY

11 super-investors · 2025Q4
Tracked stake
8.78M
shares
Combined value
$188M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added7Trim2
#ManagerSharesValue
1Wellington Management5.21M$114M
2Renaissance Technologies1.18M$26M
3Two Sigma Investments426.0K$9M
4Izzy Englander
Millennium Mgmt
371.5K$8M
5Ken Griffin
Citadel Advisors
350.0K$8M
6AQR Capital Management318.6K$7M
7Steve Cohen
Point72
302.1K$7M
8D.E. Shaw & Co.276.8K$6M
9Paul Tudor Jones
Tudor Investment
125.8K$3M
10Ken Griffin
Citadel Advisors
10.5K$230K
11T. Rowe Price205.5K$4K

Recent moves

20 transactions
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