MARA appoints Craig Hart and Nancy Novak as independent directors; two directors resign

MARA Holdings, Inc.

Barbara Humpton and Georges Antoun resigned from board effective July 31, 2026, for personal reasons.
Craig Hart (Avenue Capital Group) and Nancy Novak (former Compass Datacenters) appointed effective August 1, 2026.
Hart will serve on Risk and Audit Committee; Novak as Class I director, Hart as Class II director.
Board now has seven directors, six independent.
Hart brings energy/power expertise; Novak brings hyperscale data center development expertise.

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