Ronnie Screwvala-led edtech firm upGrad has reportedly submitted a bid to acquire BYJU'S parent Think & Learn, which is under the insolvency process. "For now, we have only filed our Expression of Interest to know more and...review the various assets of BYJU'S parent company," Screwvala told Moneycontrol. Earlier, Ranjan Pai's Manipal Education and Medical Group also submitted a bid.