According to the bulk deal data available with leading exchange BSE, the promoter disposed of 2.88 crore shares, amounting to 1.37 per cent stake, in Motherson Sumi Systems.
The shares were offloaded at an average price of Rs 375.02 apiece, valuing the transaction at Rs 1079.68 crore, the data showed.
The buyer(s) of the shares could not be ascertained immediately.
Motherson Sumi Systems' stock ended the day on BSE at Rs 373.35, down 3.13 per cent from the previous close.