Investors often get to see the analyst upgrades and Buy ratings from Wall Street firms. What investors frequently do not get to see is when those same analysts issue downgrades or when they say to sell a stock. 24/7 Wall St. reviews many fresh research calls each and every day to find great ideas from value stocks to growth stocks to dividend stocks, and we have broken out the negative analyst calls today. These are this Monday’s top analyst downgrades and cautious research notes from Wall Street.

AllianceBernstein Holding L.P. (NYSE: AB) was cut to Market Perform from Outperform at Keefe Bruyette Woods.

AutoZone Inc. (NYSE: AZO) was cut to Hold from Buy at Deutsche Bank.

Black Diamond Inc. (NASDAQ: BDE) named Bear of the Day at Zacks Investment Research.

Carlyle Group L.P. (NASDAQ: CG) was cut to Neutral from Buy at UBS.

Invesco Ltd. (NYSE: IVZ) was cut to Neutral at UBS.

Prudential Financial Inc. (NYSE: PRU) was cut to Neutral from Buy at Bank of America/Merrill Lynch.

Shire PLC (NASDAQ: SHPG) was cut to Neutral from Overweight at J.P. Morgan.

True Religion Apparel Inc. (NASDAQ: TRLG) was cut to Neutral from Buy at B. Riley and cut to Hold from Buy at Benchmark.

See also: Top Analyst Upgrades and Positive Calls This Monday