InsiderTrades

Form 4 for MNR MACH NATURAL RESOURCES LP

Accepted 2026-04-08 18:38:03 ET · period of report 2026-04-08 · accession 0001638397-26-000003 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
I 2026-04-08 18:38 2026-04-08 MNR KAYNE ANDERSON CAPITAL ADVISORS LP Former 10% Owner J - Other $12.81 -3.44M 15.52M -18% -$44.10M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Units 2026-04-08 J D 3,442,321 $12.81 15,517,713 I Sabinal Energy Operating, LLC — — (F1) On April 6, 2026, Mach Natural Resources LP (the "Company") entered into an underwriting agreement (the "Underwriting Agreement"), by and among the Company, Mach Natural Resources GP LLC, the general partner of the Company, the selling unitholders party thereto (the "Selling Unitholders", of which Sabinal Energy Operating, LLC is one) and Morgan Stanley & Co. LLC (the "Underwriter"), pursuant to which the Selling Unitholders agreed to sell to the Underwriter, and the Underwriter agreed to purchase from the Selling Unitholders, an aggregate of 9,000,000 common units representing limited partner interests ("Common Units") in the Company (such offering, the "Offering"). (F2) The reported units are held by Sabinal Energy Operating, LLC, a portfolio company of a private investment fund managed by Kayne Anderson Capital Advisors, L.P.