Graham Corporation ($GHM) received 5 mentions from 3 distinct FinTwit voices over the past 12 months, with the first mention appearing on January 3, 2026, and the most recent on May 19, 2026. The voice @aleabitoreddit (Serenity) led discussion with 3 mentions, followed by @investmentguru_ and @jasonl_capital with 1 mention each. The ticker appeared primarily within semiconductor and aerospace supply chain contexts, with voices noting its subsidiary Barber-Nichols and products including vacuum ejectors, surface condensers, and rocket engine turbopumps.