Michael Jay Sacks

Activist investor & 5%+ owner · SC 13D/13G filings

Total Filings

3

Stocks Covered

1

Latest Filing

Feb 13, 2026

Filings

GCMG

GCM Grosvenor Inc.

SC 13G/A · Feb 13, 2026

70.0%

141.7M shares

GCMG

GCM Grosvenor Inc.

SC 13G/A · Aug 8, 2025

72.8%

142.6M shares

GCMG

GCM Grosvenor Inc.

SC 13G/A · Feb 14, 2023

77.5%

145.1M shares