Energy · Crude Petroleum & Natural Gas

MGY Magnolia Oil & Gas Corp SEC Filings & Insider Trading Activity 2026

company
CIK 1698990105 filings
Russell 2000

MGY at a glance

Magnolia Oil & Gas Corp (MGY, SEC CIK 1698990) filed its latest 10-K annual report on February 12, 2026, a 10-Q quarterly report on August 6, 2026, an 8-K current report on October 1, 2026 and Form 4 insider filings as recently as September 25, 2026. SignalX summarizes each filing with AI and tracks the company's insider trades and institutional holders.

  • For the fiscal year ended December 31, 2025 (FY2025), Magnolia Oil & Gas Corp (MGY) reported revenue of $1.3 billion (down 0.3% from FY2024) and net income of $325.3 million.
  • As of June 30, 2026, 35 institutional investment managers tracked by SignalX reported holding Magnolia Oil & Gas Corp (MGY) shares worth $2.5 billion in 13F-HR filings.
  • The most recent insider open-market purchase reported on Form 4 was by Khani David M. on September 1, 2026 of 54 shares at $26.78 per share.
  • In the last 90 days, MGY insiders reported 3 open-market purchases ($325K) and 0 open-market sales ($0) on Form 4, a net purchase of $325K.

Source: SEC EDGAR (XBRL financial data, 13F-HR and Form 4 filings).

Revenue · FY2025
$1.3B
−0.3% vs prior year
Insiders · 90 days
3 buys · 0 sells
Net +$325K
13F holders
35 funds
$2.5B · +0 vs prior quarter
Latest 8-K
Oct 1, 2026
Item 2.02

AI 10-K Annual Report Analysis

Latest 10-K, fiscal year ended Dec 31, 2025

Full analysis →

Risk Factors

  • Regulatory risk: U.S. limits on wastewater disposal and hydraulic fracturing permitting delays impacting drilling schedules
  • Macroeconomic risk: Concentrated production in South Texas exposed to Gulf Coast hurricanes disrupting transportation and causing production shut-ins
  • Operational vulnerability: Reliance on new horizontal drilling and completion techniques with risks of cost overruns, production delays, or well abandonment
  • Market disruption risk: Dependence on two purchasers accounting for 61% of 2025 revenue risks revenue loss if either ceases purchases
  • Financial risk: Inability to obtain capital on satisfactory terms may delay development of 43.6 MMboe proved undeveloped reserves, reducing future production

Management Discussion & Analysis

  • Revenue $1.31B, stable YoY vs $1.32B; oil down $128.6M (-12%), natural gas up $100M (+111%), NGLs up $24.6M (+14%)
  • Operating costs $872.7M vs $803.9M; lease operating expense $186.6M, gathering/processing $67.1M; DD&A $437.8M; margin impact not explicitly given
  • Best segment: natural gas revenues +$100M to $190.3M due to 79% price and 17% volume increase; worst: oil revenues down $128.6M to $918M from price drop
  • Cash flow from operations $878.6M vs $920.9M; capital expenditures $469.5M; share repurchases $205.5M; dividends $113.1M in 2025
  • Forward view highlights ongoing commodity price volatility, inflation and geopolitical risks; capital discipline emphasized, spending within cash flow with low leverage

AI summary of the MGY 10-K filed . Generated from the filing text; verify against the original.View on SEC EDGARHow to read a 10-K

AI 10-Q Quarterly Report Analysis

Latest 10-Q, quarter ended Jun 30, 2026

Management Discussion & Analysis

  • Q2 revenue $478.8M vs $319.0M, up $159.8M YoY
  • Net income $181.8M vs $128.4M; no operating-margin percentage disclosed
  • Oil revenue $373.8M, best performer; natural gas revenue $39.7M vs $42.9M, weakest
  • Cash $295.9M; operating cash flow $581.6M vs $423.2M for six months
  • Outlook: spend within cash flow; headwinds from commodity volatility, geopolitical disruptions, tariffs, and capital availability

Risk Factors

  • New acquisition risk: WildFire transaction conditions, including HSR approval, must be satisfied by October 13, 2026 or March 12, 2027
  • Regulatory risk: Title, environmental, casualty, and consent-related defects cannot exceed 15% of unadjusted purchase price
  • Operational risk: WildFire integration may fail to deliver anticipated cost savings, revenue growth, or strategic benefits
  • Legal risk: WildFire-related securities class actions or derivative lawsuits could impose substantial costs
  • Financial risk: Acquisition failure could redirect offering proceeds to debt reduction, with indebtedness potentially reborrowed

AI summary of the MGY 10-Q filed . Generated from the filing text; verify against the original.View on SEC EDGAR10-K vs 10-Q vs 8-K

AI 8-K Current Report Analysis

The most recent material events, by 8-K item

Filed Oct 1, 2026Full analysis →

Item 2.02: Results of Operations and Financial Condition

  • Interim financial and operational update following WildFire Intermediate Holdings acquisition
  • Exhibit 99.1 contains the substantive results and acquisition-related details

Item EX-99.1: Item EX-99.1

  • Q4 2026 production guidance 159–161 Mboe/d, 49%–50% oil, establishing first full-quarter WildFire contribution
  • 2027 production growth projected at 4%–5%, with D&C capital spending of $900–$950 million
Filed Sep 14, 2026Full analysis →

Item 7.01: Regulation FD Disclosure

  • Standard Regulation FD disclosure disclaimer limiting reliance on the filing and accompanying exhibits
  • Information not incorporated into Securities Act filings unless expressly identified

Item 1.01: Entry into a Material Definitive Agreement

  • Common-stock issuance completed under Securities Act Section 4(a)(2) private-placement exemption
  • Unregistered issuance may create dilution for existing Magnolia Oil & Gas shareholders

Item EX-99.1: Item EX-99.1

  • WildFire reported Q2 2026 revenue $365.4M and net income $249.1M, up from $223.0M and $167.0M in Q2 2025
  • Six-month net income fell to $102.1M from $266.0M, driven by a $229.2M derivative loss versus $94.2M gain
Filed Aug 5, 2026Full analysis →

Item 1.01: Entry into a Material Definitive Agreement

  • $500M senior notes issued at 6.625%, maturing August 15, 2034
  • Annual interest expense of approximately $33.1M, payable semiannually beginning February 15, 2027

AI summaries of MGY 8-K current reports filed with the SEC. What 8-K item codes mean

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Recent Insider Transactions (Form 4)

Latest reported trades by officers, directors and 10% owners

InsiderTypeDatePrice
Corales BrianFSep 24, 2026$24.74
Yang Timothy D.ASep 24, 2026-
Corales BrianASep 24, 2026-
Yang Timothy D.FSep 24, 2026$24.74
Stavros Christopher GASep 24, 2026-
Stavros Christopher GFSep 24, 2026$24.74
Acosta ArciliaASep 1, 2026-
Khani David M.BuySep 1, 2026$26.78

Financial Summary
XBRL

Annual financial summary from SEC XBRL data
MetricFY2023FY2024FY2025
Profitability
Revenue$1.2B$1.3B$1.3B
Operating Income$534.5M$512.0M$439.2M
Net Income$388.3M$366.0M$325.3M
Op. Margin43.6%38.9%33.5%
Net Margin31.6%27.8%24.8%
Balance Sheet
Total Assets$2.8B$2.8B$2.9B
Equity$1.9B$2.0B$2.0B
ROE20.6%18.6%16.3%
Cash Flow
Operating CF$855.8M$920.9M$878.6M

Source: XBRL data in Magnolia Oil & Gas Corp (MGY)'s 10-K filings on SEC EDGAR, in USD. Compare across companies →

13F Fund Holdings: Quarterly Trend

Latest: Q2 2026

Aggregate MGY share value held by 13F filers tracked by SignalX, by quarter.

Quarterly totals table
MGY shares held by 13F filers tracked by SignalX, by quarter
QuarterFundsTotal value
Q2 202635$2.52B
Q1 202635$2.91B
Q4 202532$1.85B
Q3 202532$2.02B
Q2 202532$1.98B
Q1 202531$1.46B
Q4 202426$1.09B
Q3 202424$662.7M
Position changes: Q1 2026 → Q2 2026
Top Sellers
Closed Positions

Source: 13F-HR filings on SEC EDGAR (aggregated from 247 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe. How 13F filings work

MGY filing archive

AI analysis pages for each 10-K, 10-Q and 8-K

Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4

FormFiling dateAnalysisSEC
8-KOct 1, 2026Analysis-
4Sep 25, 2026--
4Sep 25, 2026--
4Sep 25, 2026--
SC 13GSep 16, 2026-
8-KSep 14, 2026Analysis-
4Sep 3, 2026--
4Sep 3, 2026--
4Aug 11, 2026--
4Aug 11, 2026--
10-QAug 6, 2026Analysis
8-KAug 5, 2026Analysis-
8-KAug 5, 2026Analysis-
8-KJul 23, 2026Analysis-
8-KJul 22, 2026Analysis-
8-KJul 22, 2026Analysis-
8-KJul 20, 2026Analysis-
8-KJul 20, 2026Analysis-
4Jun 3, 2026-
4Jun 3, 2026-
SC 13GMay 12, 2026-
4May 12, 2026-
4May 12, 2026-
4May 12, 2026-
4May 12, 2026-

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MGY SEC filings: frequently asked questions

Are MGY insiders buying or selling?

In the last 90 days, Magnolia Oil & Gas Corp (MGY) officers, directors and 10% owners reported 3 open-market purchases worth $324,571 by 2 insiders and no open-market sales on Form 4. Many insider sales are pre-planned or for taxes, so purchases usually carry more information.

Which institutions hold MGY stock?

As of June 30, 2026, the largest Magnolia Oil & Gas Corp (MGY) holders among the 13F filers tracked by SignalX were BlackRock ($817.9 million), Vanguard Portfolio Management LLC ($392.4 million), State Street Corp ($254.3 million), Vanguard Capital Management LLC ($196.0 million), Dimensional Fund Advisors ($182.1 million). 13F-HR reports are filed up to 45 days after each quarter ends.

What was MGY's revenue in fiscal year 2025?

For the fiscal year ended December 31, 2025 (FY2025), Magnolia Oil & Gas Corp (MGY) reported revenue of $1.3 billion (down 0.3% from FY2024) and net income of $325.3 million. The figures come from the XBRL data in the 10-K.

What are the main risks in MGY's latest 10-K?

In the 10-K filed February 12, 2026, Magnolia Oil & Gas Corp (MGY) flagged: Regulatory risk: U.S. limits on wastewater disposal and hydraulic fracturing permitting delays impacting drilling schedules. Macroeconomic risk: Concentrated production in South Texas exposed to Gulf Coast hurricanes disrupting transportation and causing production shut-ins. (AI summary of the Risk Factors section.)

What did MGY report in its latest 8-K?

Magnolia Oil & Gas Corp (MGY) filed an 8-K on October 1, 2026 reporting Item 2.02 (Results of Operations and Financial Condition). Interim financial and operational update following WildFire Intermediate Holdings acquisition.

What are the latest MGY SEC filings?

Magnolia Oil & Gas Corp (MGY) filed its latest 10-K annual report on February 12, 2026, a 10-Q quarterly report on August 6, 2026, an 8-K current report on October 1, 2026 and a Form 4 insider filing on September 25, 2026.

What is MGY's SEC CIK number?

Magnolia Oil & Gas Corp (MGY)'s SEC Central Index Key (CIK) is 1698990. EDGAR lists every MGY filing under that number.

Ask anything about MGY

The research agent reads MGY's filings, financials, insider trades and 13F holders, then answers with sources.