Commuters pass by Nasdaq headquarters in New York.
People walk by Nasdaq headquarters in New York. REUTERS

The top after-market NASDAQ gainers Thursday were Zipcar Inc, Kayak Software Corporation, Allscripts Healthcare Solutions Inc and Sequenom Inc.

Zipcar Inc (ZIP) shares climbed 28.31 percent to $7.75 in post-market trading. The stock has a 52-week low of $5.90, a 52-week high of $18.71 and $383.12 million in market capitalization.

Kayak Software Corporation (KYAK) shares gained 26.61 percent to $39.30 in post-market trading. The stock has a 52-week low of $26.02, a 52-week high of $37 and $1.20 billion in market capitalization.

Allscripts Healthcare Solutions Inc (MDRX) shares advanced 6.85 percent to $13.10 in post-market trading. The stock has a 52-week low of $8.84, a 52-week high of $21.66 and $2.23 billion in market capitalization.

Sequenom Inc (SQNM) shares rose 6.60 percent to $3.23 in post-market trading. The stock has a 52-week low of $2.65, a 52-week high of $5.83 and $347.13 million in market capitalization.

The top after-market NASDAQ losers Thursday were Groupon Inc, Spreadtrum Communications Inc, Array BioPharma Inc, Pegasystems Inc and Expedia Inc.

Groupon Inc (GRPN) shares declined 16.07 percent to $3.29 in post-market trading. The stock has a 52-week low of $3.68, a 52-week high of $26.90 and $2.56 billion in market capitalization.

Spreadtrum Communications Inc (SPRD) shares slumped 8.58 percent to $19.50 in post-market trading. The stock has a 52-week low of $12.63, a 52-week high of $29.98 and $986.58 million in market capitalization.

Array BioPharma Inc (ARRY) shares dropped 7.39 percent to $3.76 in post-market trading. The stock has a 52-week low of $1.58, a 52-week high of $6.17 and $387.33 million in market capitalization.

Pegasystems Inc (PEGA) shares fell 5.66 percent to $19 in post-market trading. The stock has a 52-week low of $19.68, a 52-week high of $39.97 and $763.43 million in market capitalization.

Expedia Inc (EXPE) shares declined 4.02 percent to $55.85 in post-market trading. The stock has a 52-week low of $27.28, a 52-week high of $61.38 and $7.85 billion in market capitalization.