Benzinga's Top Downgrades - Autodesk (NASDAQ:ADSK), Heico (NYSE:HEI)

Analysts at Pacific Crest downgraded Imperva Inc IMPV from Overweight to Sector Weight. Imperva shares fell 0.09 percent to close at $46.64 on Monday.
Rosenblatt downgraded Autodesk, Inc. ADSK from Neutral to Sell. Autodesk shares fell 0.78 percent to $67.79 in pre-market trading.
Bank of America downgraded Heico Corp HEI from Buy to Neutral. Heico shares declined 1.16 percent to $68.29 in pre-market trading.
Analysts at Wells Fargo downgraded Mantech International Corp MANT from Market Perform to Underperform. Mantech shares fell 1.21 percent to close at $40.99 on Monday.
Analysts at JPMorgan downgraded Signet Jewelers Ltd. SIG from Overweight to Neutral. Signet shares fell 1.35 percent to $79.10 in pre-market trading.
Raymond James downgraded Rackspace Hosting, Inc. RAX from Outperform to Underperform. Rackspace shares rose 0.22 percent to $31.53 in pre-market trading.
Analysts at Seaport Global downgraded Marathon Oil CorporationMRO from Buy to Neutral. Marathon Oil shares rose 0.38 percent to $16.05 in pre-market trading.