American Century Companies Inc. Decreases Stake in Mach Natural Resources LP

Institutional investor reduces holdings in oil and gas company

Mar. 8, 2026 at 8:05am

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American Century Companies Inc. lowered its position in shares of Mach Natural Resources LP (NYSE:MNR) by 3.9% in the 3rd quarter, according to its most recent 13F filing with the Securities & Exchange Commission. The firm owned 2,477,948 shares of the company's stock after selling 100,981 shares during the period.

Why it matters

This filing provides insight into the investment decisions of a major institutional investor, American Century Companies Inc., and their view on the prospects of Mach Natural Resources, an independent oil and gas company operating in the Anadarko Basin region.

The details

American Century Companies Inc. reduced its stake in Mach Natural Resources LP by nearly 4% in the third quarter, lowering its holdings to 2,477,948 shares. The firm previously owned 2,578,929 shares. Mach Natural Resources is an independent upstream oil and gas company focused on the Anadarko Basin region.

  • American Century Companies Inc. filed its 13F report for the 3rd quarter of 2026.

The players

American Century Companies Inc.

A major institutional investment management firm that owns a significant stake in Mach Natural Resources LP.

Mach Natural Resources LP

An independent upstream oil and gas company focused on the Anadarko Basin region of Western Oklahoma, Southern Kansas, and the Texas Panhandle.

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The takeaway

This filing indicates that American Century Companies Inc., a prominent institutional investor, has reduced its exposure to Mach Natural Resources, potentially signaling a shift in sentiment or outlook for the oil and gas company's prospects.