* May sales rose 24 pct to $37.4 mln
* May same-store sales rose 13.7 pct vs est. 6.6 pct
May 30 (Reuters) - Zumiez Inc reported same-store sales that trumped estimates for the ninth straight month, helped by higher sales in its mens, kids and accessories segments, sending its shares up 4 percent in after-market trading.
The company, which sells clothing and equipment for skating, snowboarding and other action sports, said same-store sales, or those at stores open at least a year, rose 13.7 percent in May.
Analysts on average had expected an increase of 6.6 percent, according to Thomson Reuters data.
Total sales in the month rose 24 percent to $37.4 million.
Shares of the Everett, Washington-based company were up 4 percent at $36.13 in extended trading. They closed at $34.77 on Wednesday on the Nasdaq.