SCHEDULE 13G/A

ZoomInfo Technologies Inc

Common Stock · CUSIP: 98980F104

Event date: 2024-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Schuck Henry

  Shares: 28,844,952 · Class: 8.4%

• DO Holdings (WA), LLC

  Shares: 13,377,329 · Class: 3.9%

• Brown Kirk Norman

  Shares: 20,993,943 · Class: 6.1%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.