Credit Suisse analyst Omar Sheikh downgraded at least four theater companies, according to TheFly.com.

IMAX Corp. was downgraded to "neutral" from "outperform," National CineMedia Inc. to "underperform" from "outperform," Regal Entertainment Group to "underperform" from "neutral," and AMC Entertainment Holdings Inc. to "neutral" from "outperform."

The price target on IMAX's shares was lowered to $34 from $42, and that on National CineMedia's shares was lowered to $13 from $21, and price target on Regal shares was cut to $20 from $22. The analyst, however, raised AMC's price target to $34 from $33.