Actor Rajkummar Rao has finished shooting 'Newton', a black comedy directed by Amit Masurkar.Rajkummar, who was filming for the movie in Chhattisgarh, tweeted: "And it39s a wrap on 39Newton39. Thank you mom and god for all the strength. Big thank you to Manish Mundra and our captain Amit."It was during the course of shooting the film last month that Rajkummar lost his mother, who was reportedly unwell for a while and succumbed to a heart attack.Apart from "Newton", Rajkummar also has Ramesh Sippy's "Shimla Mirchi" and Hansal Mehta's "Aligarh" in his kitty.The 'Kai Po Che' actor is working on another yet untitled project which is directed by Vikramaditya Motwane, which will also be Rajkummar39s first collaboration with the director.The actor star will be seen playing the lead role in the film.He was last seen on screen in Vidya Balan, Emraan Hashmi starrer 'Hamari Adhuri Kahaani'.