7/21/2023-Unusual Options Activity In IMGN

$IMGN-Bullish option flow detected in ImmunoGen (19.30 +0.21) with 4,578 calls trading (3x expected) and implied vol increasing almost 5 points to 84.62%. . The Put/Call Ratio is 0.14. Earnings are expected on 07/28. The AUG 18th 21.00 & 24.00 Calls are active.