Industries › Oil, gas and coal
14 oil, gas and coal stocks on Buyback Radar have each retired at least a tenth of their own shares since their peak. Marathon Petroleum leads, with 58.3% of its shares gone since 2018. 3 of the 14 have retired half of themselves or more. Every count comes from the cover pages of the companies' own 10-K and 10-Q filings with the SEC, split adjusted, so it is net of the new shares handed to employees. The list is rebuilt every Monday.
| # | Company | Retired since peak | Peak | 5 years | 12 months | Market value |
|---|---|---|---|---|---|---|
| 1 | Marathon PetroleumMPC | −58.3% | 2018 | −56.0% | −7.6% | $134.3B |
| 2 | Star GroupSGU | −56.7% | 2006 | −17.2% | −2.4% | $429.5M |
| 3 | Valero EnergyVLO | −53.7% | 2005 | −29.6% | −7.3% | $128.0B |
| 4 | ValvolineVVV | −37.8% | 2016 | −29.4% | +0.4% | $4.0B |
| 5 | Phillips 66PSX | −35.8% | 2012 | −8.9% | −1.3% | $117.0B |
| 6 | CNX ResourcesCNX | −35.8% | 2014 | −32.1% | +4.6% | $5.3B |
| 7 | Alpha MetallurgicalAMR | −31.6% | 2021 | −31.1% | −2.9% | $2.1B |
| 8 | World KinectWKC | −29.2% | 2012 | −19.4% | −7.9% | $1.8B |
| 9 | ConocoPhillipsCOP | −26.9% | 2006 | −10.3% | −3.8% | $176.0B |
| 10 | Murphy OilMUR | −26.0% | 2011 | −7.2% | +0.5% | $6.0B |
| 11 | HalliburtonHAL | −19.9% | 2005 | −7.6% | −1.7% | $27.7B |
| 12 | Cheniere EnergyLNG | −19.8% | 2018 | −18.6% | −6.0% | $59.8B |
| 13 | NOVNOV | −16.8% | 2013 | −8.8% | −4.0% | $6.7B |
| 14 | EOG ResourcesEOG | −10.8% | 2022 | −10.2% | −3.9% | $82.9B |
On Buyback Radar in October 2026, Marathon Petroleum (MPC) has retired 58.3% of its shares since 2018, followed by Star Group (56.7%) and Valero Energy (53.7%).
World Kinect (WKC), with 7.9% fewer shares than twelve months ago. 11 of the 14 have a lower share count than a year ago.
A company can spend billions on buybacks and still end the year with more shares, because it hands new stock to employees. The share count on the cover of the filing shows what actually disappeared. Every share retired makes the remaining shares a bigger slice of the same business.
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All 467 companies: the full Radar · Best buyback stocks · What is a cannibal stock
Updated 2026-10-24 from SEC filings. Grouped by the industry code each company files with the SEC. Not investment advice. How we count.