24/7 Wall St.

Despite the market volatility and despite the earnings season floodgates being wide open, investors keep signaling that they will buy dips and seek oversold or overlooked stocks. 24/7 Wall St. reviews dozens of Wall Street analyst research reports each morning of the week for new ideas. Some analyst calls cover stocks to buy and some reports cover stocks to sell. These are this Tuesday’s top analyst upgrades, downgrades, and initiations seen from Wall Street research firms.

Buffalo Wild Wings Inc. (NASDAQ: BWLD) was raised to Outperform from Neutral at Baird.

Bunge Ltd. (NYSE: BG) was downgraded to Neutral from Overweight at J.P. Morgan.

DryShips Inc. (NASDAQ: DRYS) was raised to Outperform from Underperform with a $1.90 price target at Imperial Capital.

GoPro Inc. (NASDAQ: GPRO) was started as Outperform with an $81 price target at Wedbush Securities.

HSN Inc. (NASDAQ: HSNI) was started as Buy at Brean Capital.

Nabors Industries Ltd. (NYSE: NBR) was downgraded to Market Perform from Outperform at Wells Fargo in a sector downgrade.

Patterson-UTI Energy Inc. (NASDAQ: PTEN) was downgraded to Market Perform from Outperform by Wells Fargo.

Plum Creek Timber Co. (NYSE: PCL) was downgraded to Neutral from Buy at Bank of America Merrill Lynch.

ALSO READ: How Analysts Rate Alibaba Ahead of Quiet Period Ending

Sarepta Therapeutics Inc. (NASDAQ: SRPT) was downgraded to Neutral from Outperform at Baird after Monday’s drug delay caused a 32% stock drop.

Twitter Inc. (NYSE: TWTR) was down over 10% and most analysts are now losing faith after lower usage. Twitter was downgraded to Sector Perform at RBC Capital Markets, to Neutral at Merrill Lynch, to Neutral at Nomura and to Sell at Stifel. Goldman Sachs maintained its Buy rating but cut its target price to $60 from $63.

Yodlee Inc. (NASDAQ: YDLE) was started as Outperform with a $17 price target at Credit Suisse and was started as Buy at Goldman Sachs.

In case you missed Monday’s analyst upgrades and downgrades, they were included Anadarko Petroleum, Alcoa, Garmin, Newmont Mining, ONEOK, PNC Financial Services and more.