Traders work on the floor of the New York Stock Exchange January 5, 2012.
Traders work on the floor of the New York Stock Exchange January 5, 2012. Reuters

The top after-market NYSE gainers Wednesday were Synovus Financial Corp, McEwen Mining Inc, Trina Solar Limited and First Majestic Silver Corp.

Synovus Financial Corp (SNV) shares climbed 4.30 percent to $2.19 in post-market trading. The stock has a 52-week low of $1.28, a 52-week high of $2.60 and $1.65 billion in market capitalization.

McEwen Mining Inc (MUX) shares gained 4.10 percent to $3.81 in post-market trading. The stock has a 52-week low of $1.96, a 52-week high of $6.17 and $982.72 million in market capitalization.

Trina Solar Limited (TSL) shares advanced 3.80 percent to $2.73 in post-market trading. The stock has a 52-week low of $3.18, a 52-week high of $12.19 and $185.88 million in market capitalization.

First Majestic Silver Corp (AG) shares rose 3.60 percent to $22.43 in post-market trading. The stock has a 52-week low of $12.12, a 52-week high of $24.20 and $2.50 billion in market capitalization.

The top after-market NYSE losers Wednesday were Safe Bulkers Inc, Blackrock MuniHoldings Fund Inc, Vector Group Ltd, Heckmann Corporation and Rockwood Holdings Inc.

Safe Bulkers Inc (SB) shares declined 13.44 percent to $4.25 in post-market trading. The stock has a 52-week low of $4.50, a 52-week high of $7.73 and $376.38 million in market capitalization.

Blackrock MuniHoldings Fund Inc (MHD) shares slumped 4.40 percent to $18.05 in post-market trading. The stock has a 52-week low of $15.99, a 52-week high of $19.77 and $265.34 million in market capitalization.

Vector Group Ltd (VGR) shares dropped 2.96 percent to $14.75 in post-market trading. The stock has a 52-week low of $15.17, a 52-week high of $18.59 and $1.32 billion in market capitalization.

Heckmann Corporation (HEK) shares fell 1.96 percent to $3.50 in post-market trading. The stock has a 52-week low of $2.60, a 52-week high of $7.05 and $559.44 million in market capitalization.

Rockwood Holdings Inc (ROC) shares declined 1.96 percent to $43 in post-market trading. The stock has a 52-week low of $36.57, a 52-week high of $57 and $3.41 billion in market capitalization.