According to PANews, Nvidia Executive Vice President and Chief Financial Officer Clay Collette sold nearly $16 million worth of company stock this week.

The documents show that she sold 68,909 Nvidia shares worth about $7.93 million on September 18 and 66,670 shares worth about $7.77 million on September 20.

Nvidia shares fell 1.59% on Friday to close at $116.00, and have fallen 8.8% over the past month.