A pedestrian walks past the NASDAQ building in New York City
A pedestrian walks past the NASDAQ building in New York City in this April 30, 2010 file photo. REUTERS

The top after-market NASDAQ gainers Wednesday were Finisar Corporation, Cyclacel Pharmaceuticals Inc, Garmin Ltd and Zogenix Inc.

Finisar Corporation (FNSR) shares climbed 5.62 percent to $14.10 in post-market trading. The stock has a 52-week low of $10.95, a 52-week high of $23.50 and $1.24 billion in market capitalization.

Cyclacel Pharmaceuticals Inc (CYCC) shares gained 4.74 percent to $7.95 in post-market trading. The stock has a 52-week low of $2.73, a 52-week high of $8.18 and $64.01 million in market capitalization.

Garmin Ltd (GRMN) shares advanced 4.51 percent to $41.50 in post-market trading. The stock has a 52-week low of $35.55, a 52-week high of $50.67 and $7.74 billion in market capitalization.

Zogenix Inc (ZGNX) shares rose 2.08 percent to $2.45 in post-market trading. The stock has a 52-week low of $1.31, a 52-week high of $3.30 and $241.60 million in market capitalization.

The top after-market NASDAQ losers Wednesday were Vera Bradley Inc, Align Technology Inc, Dunkin' Brands Group Inc, Memorial Production Partners LP and NXP Semiconductors N.V.

Vera Bradley Inc (VRA) shares declined 9.50 percent to $23.72 in post-market trading. The stock has a 52-week low of $18.91, a 52-week high of $39.48 and $1.06 billion in market capitalization.

Align Technology Inc (ALGN) shares slumped 6.08 percent to $24.55 in post-market trading. The stock has a 52-week low of $22.39, a 52-week high of $39.82 and $2.13 billion in market capitalization.

Dunkin' Brands Group Inc (DNKN) shares dropped 3.41 percent to $30 in post-market trading. The stock has a 52-week low of $23.24, a 52-week high of $37.02 and $3.28 billion in market capitalization.

Memorial Production Partners LP (MEMP) shares fell 3.10 percent to $17.50 in post-market trading. The stock has a 52-week low of $15.71, a 52-week high of $20.75 and $402.86 million in market capitalization.

NXP Semiconductors N.V. (NXPI) shares declined 3.02 percent to $23.75 in post-market trading. The stock has a 52-week low of $14.27, a 52-week high of $27.96 and $6.07 billion in market capitalization.

Investment