$BLK has been mentioned 5 times over the past 12 months by 4 distinct FinTwit voices, with the first mention appearing on 2025-10-15. The most-active voice discussing the stock is @wliang (Wayne Liang) with 2 mentions, followed by @ftr_investors, @itsmichaelluu, and @stocksavvyshay each with 1 mention. Discussion has primarily centered on long research themes. The most recent mention occurred on 2026-05-18, when @wliang noted institutional activity surrounding BlackRock in a 13F filing analysis.