Benzinga’s Top Gainers (DPTR, ACHN, CZZ, ING, FBP, TWTC)

Delta Petroleum Corp. (NASDAQ: DPTR)(FREE stock trend analysis) has soared 30% to $1.38 on 21 million shares. In the past five trading sessions, DPTR has moved up over 59% after a credit rating upgraded at S&P. So far this year, DPTR is down over 71%.

Achillion Pharmaceuticals, Inc. (NASDAQ: ACHN)(FREE stock trend analysis) has jumped 49% to $3.20 after Achillion announced proof of concept data from the preliminary results of its phase 1b clinical trial of ACH-1625. Today, ACHN made a new 52-week high of $3.89.

Cosan Limited (NYSE: CZZ)(FREE stock trend analysis) shares climbed 6% to $8.15 on 1.15 million shares. So far this year, CZZ is up over 135%. The 52-week range for CZZ is $2.21-$8.82.

ING Groep N.V. (ADR) (NYSE: ING)(FREE stock trend analysis) shares soared 7.20% to $10.12 after ING said on Wednesday it does not expect to make any further payment to U.S. authorities in regard to charges that it faked records so clients from restricted countries including Iran could do business with it, after agreeing to forfeit $350 million to the U.S. authorities in January.

First BanCorp. (NYSE: FBP)(FREE stock trend analysis) shares climbed 35% to $2.80 on 1.70 million shares. So far this year, FBP is down over 75%. The 52-week range for FBP is $1.47-$11.28.

tw telecom inc. (NASDAQ: TWTC)(FREE stock trend analysis) has risen by over 7% to $16.85 tw telecom Inc. (Nasdaq: TWTC)(FREE stock trend analysis) will replace Roper Industries in the S&P MidCap 400 after the close of trading on Tuesday, December 22. Today, TWTC made a new 52-wek high of $17.09.