Investing

Top Analyst Upgrades and Downgrades (AMGN, AMT, AMAT, COH, DELL, FLEX, GILD, HPQ, KCG, LEAP, NTAP, SANM, SPLK, VE, VRTX, VVUS, WMT)

Source: Jon Ogg
These are some of the top analyst upgrades, downgrades and initiations seen from Wall St. research calls this Tuesday morning.

Amgen Inc. (NASDAQ: AMGN) raised to Buy at Lazard.

American Tower Corp. (NYSE: AMT) cut to Neutral at Credit Suisse.

Applied Materials Inc. (NASDAQ: AMAT) raised to Buy at Goldman Sachs.

Coach Inc. (NYSE: COH) raised to Buy at Canaccord Genuity.

Dell Inc. (NASDAQ: DELL) started as Neutral at UBS.

Flextronics International Ltd. (NASDAQ: FLEX) raised to Buy at Goldman Sachs.

Gilead Sciences Inc. (NASDAQ: GILD) cut to Neutral at Lazard.

Hewlett-Packard Co. (NYSE: HPQ) started as Sell at UBS, but this was also one of the six cheapest DJIA components this morning, if you trust analysts.

Knight Capital Group Inc. (NYSE: KCG) cut to Underperform at KBW.

Leap Wireless International Inc. (NASDAQ: LEAP) cut to Underperform at Baird.

NetApp, Inc. (NASDAQ: NTAP) started as Buy at UBS.

Sanmina-SCI Corp. (NASDAQ: SANM) cut to Sell at Goldman Sachs.

Splunk Inc. (NASDAQ: SPLK) started as Outperform at Credit Suisse.

Veolia Environnement SA (NYSE: VE) cut to Equal Weight at Morgan Stanley.

Vertex Pharmaceuticals Inc. (NASDAQ: VRTX) started as Buy at Lazard.

VIVUS Inc. (NASDAQ: VVUS) raised to Buy at Lazard.

Wal-Mart Stores Inc. (NYSE: WMT) started as Overweight at Stephens.

If you enjoyed the top analyst upgrades and downgrades, you can join our free email newsletter that includes analyst summaries each morning sent right to your inbox. We also cover top issues such as IPOs, special financial exclusives, mergers and more. Sign up in the box below.

JON C. OGG