William Blair & Company
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William Blair & Company’s Mach Natural Resources MNR Stock Holding History

William Blair & Company’s Portfolio MNR Stock Details MNR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$874K Buy
+62,429
New +$786K ﹤0.01% 979

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Goldman Sachs
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IG
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First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return
CBU
CIBC Bancorp USA Chicago, Illinois $74.4B AUM
P
&Partners Nashville, Tennessee $20.2B AUM 19.79% 1-Year Est. Return
POIA
Pin Oak Investment Advisors Houston, Texas $141M AUM 20.83% 1-Year Est. Return

William Blair & Company's MNR Position: Q1 2026 in Review

William Blair & Company opened a new position in Mach Natural Resources (MNR) in Q1 2026: 62,429 shares worth $874K. The stake represents ﹤0.01% of the portfolio and ranks #979 among its holdings.

62 funds tracked by Wall St. Rank hold MNR as of Q1 2026.

  • William Blair & Company held 62,429 shares of Mach Natural Resources worth $874K as of Q1 2026.
  • Mach Natural Resources was a new William Blair & Company position in Q1 2026.
  • Mach Natural Resources made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #979 holding.
  • 62 funds tracked by Wall St. Rank held Mach Natural Resources as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.