EngageSmart (ESMT) unusual buy 2500 August $20 calls $1.10 where 2000 recently bought, reports next week, limited history for the $3B electronic health record and payment software company. ESMT trades 9.7X EV/Sales with a 30% revenue growth CAGR looking out the next three years. Citi positive on 6/10 as a top idea expected to keep beating expectations and could see changes come for the HealthPay24 business providing upside optionality.