Premarket Gainers as of 9:10 am

|By:, SA News Editor

RRGB +15% on Q1 result.

CETX +15% on receiving more than $21M orders in April.

QIWI +10% on Q1 result.

JACK +10%. on Q1 result.

CHRS +7%. on announcing that the U.S. Patent Trial and Appeal Board has ruled in favor of its petitions for Inter Partes review of AbbVie's (NYSE:ABBV) U.S. Patent No. 8,889,135.

CBIO +6%.

HMY +5%.