NEW YORK -- Stocks that moved substantially or traded heavily on Friday:
NetApp Inc., down $11.67 to $46.04.
The data storage company cut its revenue forecast for the year after warning investors that its fiscal first quarter results are weaker than expected.
Scientific Games Corp., down 22 cents to $20.55.
The instant-win lottery ticket maker reported weak earnings and revenue results for the second quarter.
Fluor Corp., down $8.24 to $22.67.
The engineering, construction and operations company withdrew its forecasts for the year after swinging to a sharp loss during the second quarter.
Glu Mobile Inc., down $2.77 to $4.82.
The mobile game maker slashed its revenue forecast for the year as it times the launch of new products.
Universal Display Corp., down $3.43 to $205.49.
The display and lighting company blew past Wall Street's second quarter profit forecasts on higher sales in China.
Fortinet Inc., up $7.03 to $86.05.
The network security company beat Wall Street's second quarter financial expectations and gave investors a solid forecast.
Redfin Corp., up $1.94 to $19.66.
The real estate broker reported solid second quarter profit and beat Wall Street's revenue forecasts.
Pinterest Inc., up $5.27 to $33.57.
The digital pinboard and shopping tool raised its profit forecast for the year after beating Wall Street's second quarter financial expectations.