Northland Capital Markets analyst Noah Kaye cut his price target on Westport Innovations (NASDAQ: WPRT) to $5.50 (from $6.00) following weak Q4 results and guidance after the close. The firm maintained a Market Perform rating.

Kaye commented, "WPRT guided 2015 revenue below consensus and continued to burn cash as management highlighted steps to right-size operations in a challenging business environment. We maintain our Market Perform rating and lower our PT to $5.50 (from $6) based on 2x our 2016E EV/Rev of $164M."

FY 2015 EPS goes down from ($0.58) to ($1.23).

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Shares of Westport Innovations closed at $5.68 yesterday.