OppFi is trading 5.11% down at $6.68, with no reliable report identifying a specific September 18, 2026 catalyst for the decline. - BNCCORP shareholders approved OppFi’s proposed acquisition on September 17, including $19.375 in cash and 1.9 OppFi shares per BNCCORP share. - Available coverage does not directly link the announcement to the drop, while broader markets are mixed and do not provide a clear macro explanation.