greeksoup/ stock research
Stock research / United States / MGY / 13F holders

Magnolia Oil & Gas Corp. 13F holders

Of the 44 funds followed here, 8 reported a position in Magnolia Oil & Gas Corp. in a 13F for the quarter ended 30 June 2026. The largest: Geode Capital Management, 4.8 million shares worth $122.9 million, 0.0% of its reported book. New this quarter: Bridgewater Associates.

FundSharesValueOf its bookChange on the quarterStatusQuarter endedFiling
Geode Capital Management4,802,973$122.9 million0.0%+264,861added30 June 202613F
Two Sigma Investments1,416,670$36.2 million0.0%-277,125trimmed30 June 202613F
Renaissance Technologies1,296,902$33.2 million0.0%-404,900trimmed30 June 202613F
Point72 Asset Management385,561$9.9 million0.0%-307,028trimmed30 June 202613F
Millennium Management261,428$6.7 million0.0%-337,589trimmed30 June 202613F
Bridgewater Associates42,881$1.1 million0.0%+42,881new30 June 202613F
Citadel Advisors40,600$1.0 million0.0%-365,672trimmed30 June 202613F
FMR LLC25,878$661,9790.0%+4,093added30 June 202613F
Value is what the fund reported.
Read moreChange is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.

Schedule 13D and 13G filed on the name, last twelve months

FiledScheduleWhoHoldingOf the classEvent dateRule or purposeFiling
16 September 202613GWildFire Energy I LLC and 9 others32.2 million12.0%10 September 2026passive, under 20% (13d-1(c))EDGAR
31 July 202613G/AVanguard Portfolio Management and 1 other15.5 million8.4%30 June 2026passive, institutional (13d-1(b))EDGAR
12 May 202613GState Street Corporation and 1 other9.5 million5.1%31 March 2026passive, institutional (13d-1(b))EDGAR
29 April 202613GVanguard Portfolio Management and 1 other13.1 million7.0%31 March 2026passive, institutional (13d-1(b))EDGAR
27 March 202613G/AThe Vanguard Group and 1 other00.0%13 March 2026passive, institutional (13d-1(b))EDGAR
10 November 202513GState Street Corporation and 1 other8.7 million4.7%30 September 2025passive, institutional (13d-1(b))EDGAR
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
Read moreAmendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.

Fails to deliver

Settlement dateShares failedPriceFile
11 September 20268,938$27.70SEC
10 September 202610,066$27.79SEC
9 September 20268,648$27.42SEC
8 September 202614,362$26.80SEC
24 August 202653$28.14SEC
19 August 202651$26.90SEC
17 August 202658,051$26.24SEC
12 August 202653$26.01SEC
3 August 202639,122$25.71SEC
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
Read moreLargest in the window: 58,051 on 17 August 2026. A fail is an operational fact about settlement, not a position.

Source

Each fund's 13F-HR on EDGAR, linked per row; positions matched to MGY by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.

The same record on your computer

GreekSoup is also a free program for your own computer. It reads these same filings for the names you follow, refreshed as they land, with no account. One pasted line installs it.

Install