SCHEDULE 13G/A

CYNGN INC

Common Stock · CUSIP: 23257B305

Event date: 2025-12-31

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

• SABBY MANAGEMENT, LLC

  Shares: 77,680.00 · Class: 1.0%

• SABBY VOLATILITY WARRANT MASTER FUND LTD

  Shares: 77,680.00 · Class: 1.0%

• HAL MINTZ

  Shares: 77,680.00 · Class: 1.0%

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