SCHEDULE 13D/A

BIOFRONTERA INC

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

Event date: 2025-09-16

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

• Biofrontera AG

  Shares: 2,493,346.00 · Class: 19.54%

• Deutsche Balaton AktiengesellschaftReported CIK 0001571071

  Shares: 2,552,230.00 · Class: 19.99%

• VV Beteiligungen Aktiengesellschaft

  Shares: 2,552,230.00 · Class: 19.99%

• Delphi Unternehmensberatung Aktiengesellschaft

  Shares: 2,552,230.00 · Class: 19.99%

• Wilhelm Konrad Thomas Zours

  Shares: 2,552,230.00 · Class: 19.99%

• Alexander Link

  Shares: 2,552,230.00 · Class: 19.99%

• Hansjoerg Plaggemars

  Shares: 2,552,230.00 · Class: 19.99%

• Maria del Pilar de la Huerta Martinez

  Shares: 2,493,346.00 · Class: 19.54%

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