$NATL has been mentioned 9 times over the past 12 months by 2 distinct FinTwit voices, with the first mention appearing on July 28, 2025. @valuedontlie (Colin King) accounts for 9 of these mentions, establishing this voice as the dominant discussant of National Interstate Corp. The most recent activity occurred on March 25, 2026, when @valuedontlie posted about $NATL alongside $BCO. Long research content represents the primary category of discussion surrounding this ticker.