Serve Robotics (SERV) shares of the small cap high growth robotics play are coiling in a tight Bollinger band squeeze and closed strong Friday in a sloppy market as it nears a breakout of monthly value area above 20 that can see a surge back to the January highs of 24 in due time. SERV does not report till mid-March and a higher move could generate a short squeeze as the short float is near 14%. Last week saw unusual buys of 1300 March $23 calls at $1.70.