India, Sept. 19 -- The shareholding math required for N Chandrasekaran to retain his Tata Sons directorship appears heavily stacked against him, a day after the board revolted against the majority owner Tata Trusts to grant him a third term as chairman.

As the holding company's annual general meeting remains shrouded in uncertainty, the cold numbers needed to approve his directorship simply do not add up, Mint calculations showed. This is because the ongoing regulatory freeze on the Sir Ratan Tata Trust (SRTT) leaves only 72.61% of total shares eligible to vote, handing the Sir Dorabji Tata Trust (SDTT) bloc and Noel Tata-who oppose his reappointment-a decisive 53.6% majority of the active voting pool. To be sure, the two trusts cannot v...