APD was downgraded from Buy to Hold, Citigroup said. $73 price target. ARG bid will likely draw out for several months, and may have to raise it offer. APD target was cut to $84, UBS said. Company would have to take on significant debt if its buys ARG. Buy rating.

ERTS was downgraded from Buy to Hold, Needham said. No longer see significant growth through 2012. ERTS estimates were cut through 2011, according to FBR Capital Markets. Company lowered guidance for a variety of reasons. Outperform rating and new $20 price target.

GME downgraded to Neutral from Outperform on worries about aggressive pricing from Wal-Mart and Amazon. Price target cut to $25 from $28.

VOLT downgraded to Neutral from Buy on belief that investors will wait for profitability before ascribing a high valuation, Bank of America/Merrill Lynch said. $6.50 price target.

HIG estimates were cut through 2011, UBS said. Company is guiding toward lower earnings. Buy rating and $35 price target.

KMT was added to the Conviction Sell list, Goldman Sachs said. New $21 price target. Company is could be hurt by credit challenges in Europe.

PFG estimates were lowered through 2011, FBR Capital Markets said. Company is seeing lower premiums and assets under management. Market Perform rating and $26 price target.

SPR was removed from the Conviction Buy list, according to Goldman Sachs. Stock has limited near-term catalysts. New $22 price target.