In a filing to the BSE, the National Capital Region-based Havells India said Janus Investment Funds and Janus Aspen Series have bought 64,42,728 equity shares, representing 5.16% holding of the company.
The shares were purchased on February 5 this year through open market transactions, it added.
Although financial details were not shared, according to the closing share price of Havells India on BSE on the day of the transaction -- Rs 653.40 apiece, the foreign firm is estimated to have invested over Rs 420 crore.
Shares of Havells India were trading 1.68% down at Rs 639.60 apiece on BSE during afternoon session.