KeyBanc upgrades Roku on turnaround in ad strategy and cost control

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Amazon.com Inc (NASDAQ: AMZN) Delayed: 271.58 +36.08 (15.32%)
Previous Close $235.50    52 Week High $847.21 
Open $265.00    52 Week Low $474.00 
Day High $273.23    P/E 460.31 
Day Low $262.01    EPS $0.59 
Volume 128,999,975       

(NASDAQ: ROKU) Delayed: 145.01 -0.08 (0.06%)
Previous Close $145.09    52 Week High
Open $145.00    52 Week Low
Day High $145.58    P/E N/A 
Day Low $144.84    EPS
Volume 2,930,542       

(NASDAQ: TTD) Delayed: 18.04 -0.24 (1.31%)
Previous Close $18.28    52 Week High $33.40 
Open $18.08    52 Week Low $22.00 
Day High $18.29    P/E N/A 
Day Low $17.71    EPS $0.00 
Volume 16,452,573