BCE-Mach Aggregator LLC - 10 Jun 2025 SCHEDULE 13D Report for Mach Natural Resources LP Common units representing limited partner interests (MNR)

Filing manager
BCE-Mach Aggregator LLC
Reporting owner
Bayou City Energy Management LLC
Security
Mach Natural Resources LP Common units representing limited partner interests
Beneficially owned shares
74,812,939 shares
Ownership signal CIK-linked ownership evidence from parsed SEC filings. 2 signals
Large-stake signal

Form

SCHEDULE 13D

Active or control-oriented beneficial ownership filing.

Ownership

63%

Beneficial ownership of this reported class.

Shares

74,812,939 shares

Shares beneficially owned as disclosed.

Event date

10 Jun 2025

Date tied to the ownership event or amendment.

Accepted by SEC

17 Jun 2025

EDGAR acceptance date.

How to read this large-stake filing
  • Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
  • Compare this filing with the holder history and issuer page before treating the percentage as a current position.
  • Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
Class ownership
63%
Subject security Names, identifiers, and filing context for this profile. 2 source fields
Symbol
MNR
Shares outstanding
118,374,903 shares
Source evidence Original filing metadata and source links for verification. 5 source fields
SEC form
SCHEDULE 13D
Accepted by SEC
17 Jun 2025, 17:01:34 UTC
Event date
10 Jun 2025
Prior SEC filing
13 May 2025
Source filing
View source filing

Key filing fact

BCE-Mach Aggregator LLC disclosed 63% ownership in Mach Natural Resources LP Common units representing limited partner interests (MNR) on 10 Jun 2025.

Key facts

  • BCE-Mach Aggregator LLC filed SCHEDULE 13D for Mach Natural Resources LP Common units representing limited partner interests (MNR).
  • Disclosed ownership: 63%.
  • Date of event: 10 Jun 2025.

Change

  • Previous schedule filing date: 13 May 2025.
  • Current filing was accepted on 17 Jun 2025, 17:01.

Research use

  • This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
  • Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.

Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

View source filing

Reporting persons

Disclosed reporting parties (3)

Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.

Name Ownership Shares owned Sole voting power Shared voting power Signature Title CIK
BCE-Mach Aggregator LLC 63% 74,805,939 0 74,805,939 /s/ William W. McMullen William W. McMullen, Authorized Signatory 0001997530
Bayou City Energy Management LLC 63% 74,812,939 0 74,812,939 /s/ William W. McMullen William W. McMullen, Authorized Signatory 0001742941
William Wallace McMullen 63% 74,812,939 0 74,812,939 /s/ William W. McMullen William W. McMullen 0001730172
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