MACH NATURAL RESOURCES LP (MNR) insider trading
MACH NATURAL RESOURCES LP insiders have made 2 open-market purchases worth $2.4M since Sep 17, 2026, by 2 different insiders. The latest: William Wallace McMullen (Director) bought $389k, filed Sep 17, 2026, scored 41 out of 100. The biggest: $2.0M by Tom L. Ward, filed Sep 17, 2026. 1 buy in the last year came within ten days of another insider's: a cluster, one of the stronger patterns in the research.
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Insider purchases
| Filed | Insider | Stake | Score | Bought | 1 week | 1 month |
|---|---|---|---|---|---|---|
| Sep 17 Form 4 (opens sec.gov) |
William Wallace McMullenDirector · 2 insiders buyingDirector · 2 insiders buying · Near 52-week low | +0% stake | 41 | $389k 34,514 at $11.27 |
−6.6% | −3.1% |
| Sep 17 Form 4 (opens sec.gov) |
Tom L. WardDirectorDirector · 2 insiders buying · Near 52-week low | +1% stake | 44 | $2.0M 172,413 at $11.60 |
−4.1% | −1.6% |
Track record (hypothetical): a week after the filing, these buys averaged −5.3% (0% up, 2 measured); a month after, −2.3% (0% up, 2 measured).
Insiders who bought MNR
- William Wallace McMullen Director
- Tom L. Ward Director
Questions
Are insiders buying MNR stock?
Yes. In the last 90 days, 2 open-market purchases were filed, worth $2.4M.
Who bought MNR stock most recently?
William Wallace McMullen, Director, bought 34,514 shares for $389k (Form 4 (opens sec.gov), filed Sep 17, 2026).
How does InsiderBeacon score an insider buy?
Out of 100, from who bought, how much their stake grew, the size of the trade, whether other insiders bought within ten days, where the price sat in its 52-week range, and whether it was a first or a routine buy. The score is fixed when the filing arrives. The formula and the research behind it.
Insiders are also buying, same industry
Data as of Sep 17, 2026, from SEC EDGAR Form 4 filings: open-market purchases (code P) of $25,000 or more, and open-market sales. Every row links to its filing. Scores summarise what a filing says (how the score works); outcomes are hypothetical, from the first close after the filing, and past results don't predict future ones. Disclaimer