Rightmove boss Peter Brooks-Johnson has cashed in 62,336 shares in the firm, netting over £2.5m.
He exercised rights to acquire deferred shares acquired at no cost in March 2015 in respect of his 2014 bonus, plus performance shares awarded in 2013, and share options awarded in 2007.
Brooks-Johnson promptly sold most at an average price of £41.03 each, to make £2,557,298.
He still holds 89,720 ordinary shares and options over a further 295,825.
Brooks-Johnson joined Rightmove in 2006.
He became CEO in May this year when Nick McKittrick – who helped set up the portal in 2000 –retired.
Rightmove shares finished the day yesterday at £39.94, down 2.23%.