Strides Pharma Science Ltd has communicated the guidance on the apportionment of the Cost of Acquisition of equity shares following the demerger arrangement with Onesource Specialty Pharma Limited, where for every 2 shares in Strides, 1 share of Onesource will be allotted, along with COA percentages of 89.35% for Strides and 10.65% for Onesource.