SCHEDULE 13G/A

BIOFRONTERA INC

Common Stock, $0.001 par value per share · CUSIP: 09077D209

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

• Orin Hirschman

  Shares: 915,210.00 · Class: 7.9%

• AIGH Capital Management LLC

  Shares: 915,210.00 · Class: 7.9%

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