Benzinga's Top Upgrades, Downgrades For August 31, 2018 - Ambarella (NASDAQ:AMBA), Dollar Tree (NASDAQ:DLTR)

B. Riley FBR downgraded Reis Inc REIS from Buy to Neutral. Reis shares fell 0.22 percent to $22.95 in pre-market trading.
Bank of America downgraded Tech Data Corp TECD from Buy to Underperform. Tech Data shares fell 13.93 percent to close at $76.26 on Thursday.
Berenberg downgraded Goodyear Tire & Rubber Co GT from Buy to Hold. Goodyear Tire shares fell 2.23 percent to $23.20 in pre-market trading.
Bank of America downgraded Ambarella Inc AMBA from Neutral to Underperform. Ambarella shares closed at $39.75 on Thursday.
Telsey Advisory Group downgraded Dollar Tree, Inc. DLTR from Outperform to Market Perform. Dollar Tree shares rose 0.53 percent to $80.20 in pre-market trading.
Bank of America downgraded Electronic Arts EA from Buy to Neutral. Electronic Arts shares closed at $115.94 on Thursday.

JP Morgan initiated coverage on Gain Capital Holdings Inc GCAP with a Neutral rating. The price target for Gain Capital is set to $9. Gain Capital shares closed at $7.28 on Thursday.