Benzinga's Top Upgrades

Analysts at Barclays upgraded Violin Memory

from Underweight to Equal-weight and raised the price target from $3.50 to $5.00. Violin Memory's shares closed at $4.65 yesterday. Analysts Canaccord Genuity upgraded Proto Labs

from Hold to Buy and maintained $85.00 price target. Bemis' shares closed at $68.07 yesterday. SunTrust Robinson Humphrey upgraded IHS

from Neutral to Buy and raised the price target from $150.00 to $155.00. IHS shares closed at $122.29 yesterday. RBC Capital upgraded Lear

from Sector Perform to Outperform and maintained $111.00 price target. Lear shares closed at $88.94 yesterday.