Northern Oil & Gas
NOG on NYSE. Crude petroleum & natural gas. Market value $2.6bn.
Price checks use the past 12 months to June 2026. Quality checks use five annual reports, the latest for the year to December 2025.
Should I look at this?
Good business, but not cheap right now
Why it could be worth it
See cheaper Energy stocks on the list
This is not advice. Check the numbers below.
For every $100 of what the whole company costs, it produced $-11.53 of spare cash in the past 12 months. A savings account pays about $4.
The filings do not give us enough to work this out.
Each dollar kept in the business earns 14 cents a year. Above 10 is good.
Quality score: 81 of 100. Price score: 0 of 100. Our list needs 70 on quality and 60 on price.
$23.91 a share, 39% above its 1-year low
Over the past year the price has ranged from $17.18 to $31.17.
Dividend: 6.8% a year
Paid every year for at least 5 years
Payouts have jumped around in recent years, so this may not repeat.
Prices from Tuesday’s close (6 October).
Five years of cash, in billions
Spare cash swings from quarter to quarter here: a shortfall of $294 million in the past 12 months, $253 million in the year to December 2025.
| Revenue | |||||
| Revenue | $497m | $1.6bn | $2.2bn | $2.2bn | $2.5bn |
| Operating margin | |||||
| Operating margin | 15.7% | 54.3% | 51.8% | 37.6% | 9.9% |
| Debt to equity | |||||
| Debt to equity | 3.73 | 2.05 | 0.90 | 1.02 | 1.13 |
| Shares outstanding | |||||
| Shares outstanding | 0.08bn | 0.10bn | 0.10bn | 0.10bn | 0.11bn |
Health checks
- Free cash flow positive1 of 5 years
- Accounting looks honest (Beneish)Not enough data
- Financial strength (Piotroski)8 of 9
- Profit backed by cash (accruals)No
- Debt1.13× equity
- Revenue growth, five yearsStrong, 35.0% a year
- Buying back its own sharesNo, 37% more shares since 2021
The quarter to June 2026
How the business did, compared with the same quarter a year earlier.
- Sales: $745 million last quarter, up 5% on a year ago.
- Profit: $237 million, up 138% on a year ago.
- It loses 24 cents on each $1 of sales, after keeping 38 cents a year earlier.
- Over the past 12 months it spent $294 million more cash than it brought in, compared with $191 million a year earlier.
- 9% more shares than a year ago. Each share owns a bit less of the company.
- Debt is $2.7 billion more than cash, up from $2.3 billion a year ago.
- Sales grew on a year ago in 2 of the last 4 quarters.
| Quarter to | Amount |
|---|---|
| September 2024 | $754m |
| December 2024 | $515m |
| March 2025 | $602m |
| June 2025 | $707m |
| September 2025 | $557m |
| December 2025 | $610m |
| March 2026 | $5m |
| June 2026 | $745m |
| Quarter to | Amount |
|---|---|
| September 2024 | $298m |
| December 2024 | $72m |
| March 2025 | $139m |
| June 2025 | $100m |
| September 2025 | -$129m |
| December 2025 | -$71m |
| March 2026 | -$523m |
| June 2026 | $237m |
From the company's quarterly reports to the SEC.
Dates
- Next results (estimated)
- n/a
- Last annual report (10-K)
- 26 February 2026
- Next quarterly (estimated, 10-Q)
- 6 November 2026
Who owns it
4 long-term investors we follow own it, down from 5 last quarter. 340 funds in all.
- Century ManagementArnold Van Den Berg
- Value
- $776,493
- Share of fund
- 0.2%
| Fund | Value | Share of that fund | Change |
|---|---|---|---|
| Hotchkis & WileyHotchkis & Wiley team | $8m | <0.1% | Added |
| Royce & AssociatesChuck Royce | $5m | <0.1% | Added |
| Boston PartnersBoston Partners team | $3m | <0.1% | Added |
| Century ManagementArnold Van Den Berg | $776,493 | 0.2% |
Sold out this quarter
Largest holders overall
- BlackRock$291mAdded
- American Century Companies$153mAdded
- State Street$134mAdded
- Vanguard Portfolio Management$124mAdded
- Invesco$109mAdded
- Vanguard Capital Management$83m
- Dimensional Fund Advisors LP$81mAdded
- Geode Capital Management$49mAdded
- Millennium Management$42mAdded
- UBS Group AG$38mCut
From 13F filings for the quarter ended 30 June 2026.
Big holders and activists
6 investors own more than 5%.
- BlackRock, Inc.Passive investor14.1%Since 30 June 2025
- American Century Investment Management, Inc.Passive investorat least 8.1%(filed with 2 related holders)Since 30 June 2025
- STATE STREET CORPORATIONPassive investor6.8%+1.5 ptsSince 30 June 2026
- Vanguard Portfolio ManagementPassive investor6.3%Since 31 March 2026
- Invesco Ltd.Passive investor6.3%+1.2 ptsSince 30 June 2026
- Vanguard Capital ManagementPassive investor5.0%Since 31 March 2026
- Dimensional Fund Advisors LPPassive investorSold down below 5%Since 31 December 2025
- FMR LLCPassive investorSold down below 5%Since 29 May 2026
- The Vanguard GroupPassive investorSold down below 5%Since 13 March 2026
| Holder | Stake | Since | |
|---|---|---|---|
BlackRock, Inc. Passive investor | 14.1% | 30 June 2025 | |
American Century Investment Management, Inc. Passive investor | at least 8.1% (filed with 2 related holders) | 30 June 2025 | |
STATE STREET CORPORATION Passive investor | 6.8%+1.5 pts | 30 June 2026 | |
Vanguard Portfolio Management Passive investor | 6.3% | 31 March 2026 | |
Invesco Ltd. Passive investor | 6.3%+1.2 pts | 30 June 2026 | |
Vanguard Capital Management Passive investor | 5.0% | 31 March 2026 | |
Dimensional Fund Advisors LP Passive investor | Sold down below 5% | 31 December 2025 | |
FMR LLC Passive investor | Sold down below 5% | 29 May 2026 | |
The Vanguard Group Passive investor | Sold down below 5% | 13 March 2026 |
From Schedule 13D and 13G filings: anyone owning more than 5% must file one.
What insiders did
In the last 12 months, 2 insiders bought $1m of shares on the open market.
- Akradi BahramDirectorBought
- Date
- 22 June 2026
- Shares
- 25,760
- Price
- $19.40
- Value
- $499,744
- EASLEY ROY ERNESTDirectorBought
- Date
- 11 December 2025
- Shares
- 10,000
- Price
- $23.38
- Value
- $233,800
- EASLEY ROY ERNESTDirectorBought
- Date
- 10 December 2025
- Shares
- 15,000
- Price
- $24.46
- Value
- $366,900
| Date | Who | Did | Shares | Price | Value |
|---|---|---|---|---|---|
| 22 June 2026 | Akradi Bahram Director | Bought | 25,760 | $19.40 | $499,744 |
| 11 December 2025 | EASLEY ROY ERNEST Director | Bought | 10,000 | $23.38 | $233,800 |
| 10 December 2025 | EASLEY ROY ERNEST Director | Bought | 15,000 | $24.46 | $366,900 |
From Form 4 filings: insiders must report trades in their own company's shares within two days.
Warning signs in its filings
Problems the company itself reported to the SEC, in its own words.
None of the warning signs we check for were found.
We look for five warning signs: doubt it can keep going, weak checks on its own accounts, a notice that its past accounts can't be relied on, a change of auditor, and one customer bringing in a big share of sales. We don't check lawsuits, investigations or debt yet.
We checked the auditor's report, internal controls, restatement notices, auditor changes and big customers in the 10-K filed 26 Feb 2026, plus the 10-Q filed 7 Aug 2026 and 11 later 8-Ks.
A 10-K is the yearly report every US company files with the SEC. An 8-K is a short notice of a big event.
What could go wrong
Cheap for a reason is the question the numbers cannot answer.
Whether the price already reflects the risks is what the deep dive is for.
What changed in the risks this year
Companies must list what could hurt them each year. These are the parts that changed since last year’s report.
Oil and natural gas prices are volatile. Extended declines in oil and natural gas prices have adversely affected, and could in the future adversely affect, our business, financial position, results of operations and cash flow.
Could happen• political and economic conditions, including embargoes, in oil-producing countries or affecting other oil-producing activity, including the effects of any changes to conditions in or impacting Venezuela;
Increased scrutiny and changing stakeholder expectations with respect to environmental, social and governance (“ESG”) matters may impact our business and expose us to additional risks.
Could happenCompanies across all industries continue to face increasing scrutiny from stakeholders related to their ESG and sustainability practices. Failure or a perception (whether or not valid) of failure to implement our ESG strategy or achieve sustainability goals we may set could damage our reputation, causing our investors or other stakeholders to lose confidence in our company, and negatively impact our operations. There can be no assurance that we will be able to accomplish any announced goals, initiatives, commitments or objectives related to our ESG strategy, as statements regarding the same reflect our current plans and aspirations and are not guarantees that we will be able to achieve them within the timelines we announce, or at all. We may determine in our discretion that it is not feasible or practical to implement or complete certain of our ESG goals, initiatives, policies or procedures based on cost, timing or other considerations. Our continuing efforts to research, establish, accomplish and accurately report on the implementation of our ESG strategy, including any ESG goals, may also create additional operational risks and expenses and expose us to reputational, legal and other risks. Moreover, while we create and publish voluntary disclosures regarding ESG matters from time to time, some of the statements in those voluntary disclosures may be based on hypothetical expectations and assumptions that may or may not be representative of current or actual risks or events or forecasts of expected risks or events, including the costs associated therewith. Such expectations and assumptions are necessarily uncertain and may be prone to error or subject to misinterpretation given the long timelines involved and the lack of an established single approach to identifying, measuring and reporting on many ESG matters. Relatedly, there is increasing focus by regulators, customers and other stakeholders on greenwashing issues and environmental marketing and sustainability-related claims. There can be no assurance that we will not be subject to greenwashing allegations or claims associated with the veracity of our environmental and sustainability-related claims, including any claims related to our emissions reductions initiatives or the sustainability practices of our operators, among other things, which could expose us to liabilities or require us to incur additional costs to adequately prepare disclosures or improve internal controls. There is also increasing focus on ESG and sustainability disclosure and regulation across various jurisdictions and exposure to any new regulatory and legal requirements may lead to increased operational costs and compliance burden for us. The occurrence of any of the foregoing could have a material adverse effect on our business and financial condition.
Read more
The deep dive
Everything above is arithmetic on public filings. The deep dive reads the last ten years of annual reports, the proxy statements, and the earnings calls, then argues the case the way Buffett, Klarman, and Hohn would, and checks every claim against the source.
- What the business is worth, as a range, and the margin of safety at today’s price
- Prices to start buying, buy, and buy hard
- The three things that would make this a mistake
- Every number footnoted to the filing it came from
Your first deep dive is free.
Not advice. Numbers on this page come from SEC filings and are updated each night; prices are updated again after the US market closes. The five-year figures are rounded.