Welcome to Seeking Alpha's Catalyst Watch - a breakdown of some of next week's actionable events that stand out. Check out Saturday morning's regular Stocks to Watch article for a full list of events planned for the week or the Seeking Alpha earnings calendar for companies due to report. Monday - February 14 Volatility watch - Options trading spiked higher again this week on Senseonics Holdings (NYSE:SENS) and Nxt-ID (NASDAQ:NXTD). Stocks generating strong interest on Reddit's WallStreetBets include Affirm Holdings (NASDAQ:AFRM) and Zillow Group (NASDAQ:Z) on the heels of their earnings reports. On Stocktwits, Astra Space (NASDAQ:ASTR) is getting a lot of attention after its failed mission launch. Meanwhile, short interest positions are elevated on Bakkt Holdings (NYSE:BKKT) and Ring Energy (NYSE:REI) heading into the week. All week - Notable conferences in the week ahead include the SVB Leerink 11th Annual Global Healthcare Conference, the BTIG Medical Technology, Digital Health, Life Science