Michael J. Sacks owns 69.86% of GCM Grosvenor
141,672,819 shares as of the November 14, 2025 filing, worth $1.8B at the latest close.
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Free.
The stake
69.86%
worth $1.8B at the latest close
Stake rank
#67
by dollar value of the stake
Last sale
None
no sales since 2016
Last buy
None
no purchases since 2016
Michael J. Sacks owns 69.86% of GCM Grosvenor Inc.: 141,672,819 of 202,792,100 shares, worth about $1.8B at the 2026-10-16 close. The stake has moved from 77.61% in 2020 to 69.86% on 2026-06-30.
How the stake is held
each class as its filings last stated it
Ownership is held through paired Class C Common Stock shares, one per unit of the operating partnership, exchangeable into the public stock and counted here one for one; the cover page counts them too.