SCHEDULE 13G/A

Cardinal Infrastructure Group, Inc.

Class A Common Stock · CUSIP: 14154A102

Event date: 2026-09-22

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

• Ophir Asset Management Pty Ltd

  Shares: 0.00 · Class: 0.0%

• Ophir Global High Conviction Fund

  Shares: Unavailable · Class: Unavailable

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