William Mack & Associates
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William Mack & Associates’s Diamondback Energy FANG Stock Holding History

William Mack & Associates’s Portfolio FANG Stock Details FANG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$16.7K Buy
+91
New +$17.8K 0.01% 341

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Capital World Investors
Capital World Investors Los Angeles, California $824B AUM 37.44% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
Vanguard Portfolio Management
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Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $111B AUM 30.48% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return

William Mack & Associates's FANG Position: Q3 2026 in Review

William Mack & Associates opened a new position in Diamondback Energy (FANG) in Q3 2026: 91 shares worth $16.7K. The stake represents 0.01% of the portfolio and ranks #341 among its holdings.

1,046 funds tracked by Wall St. Rank hold FANG as of Q3 2026.

  • William Mack & Associates held 91 shares of Diamondback Energy worth $16.7K as of Q3 2026.
  • Diamondback Energy was a new William Mack & Associates position in Q3 2026.
  • Diamondback Energy made up 0.01% of William Mack & Associates's portfolio in Q3 2026, its #341 holding.
  • 1,046 funds tracked by Wall St. Rank held Diamondback Energy as of Q3 2026.

Based on William Mack & Associates's 13F filing for Q3 2026, filed 27 Oct 2026.