A May 25 blog post by Steve Smith, Options Move More Slowly Into Holiday, incorrectly indicated that options volume for the current month of May was lower than in previous years. It should have said that options volume for the current session was lower than the current month's daily options volume average. TheStreet.com regrets the error. (Corrected May 25)

A May 23 article, GameStop's Glee Held in Check, incorrectly reported that Activision (ATVI) makes the Grand Theft Auto IV game. Take-Two (TTWO) publishes that game. TheStreet.com regrets the error. (Corrected May 23)

A May 21 article, Another Way to Play Gold: M&A, incorrectly stated that Thomas Winmill, head manager of the Midas Fund, said Newmont Mining (NEM) holds a 50% stake in Miramar Mining (MNG). In fact, he said Newmont holds about 15% of Miramar. TheStreet.com regrets the error. (Corrected May 23)

Due to an editing error, the May 18 edition of The Five Dumbest Things on Wall Street This Week erroneously claimed Mylan (MYL:NYSE) was buying the generics arm of U.S. drugmaker Merck (MRK:NYSE). In fact, Mylan's agreement is with the German drugmaker Merck, which isn't related to the U.S. Merck. TheStreet.com regrets the error. (Corrected May 18)

A May 16 article, Should You Buy It: Las Vegas Sands of Time, misidentified the BMO Capital Markets analyst who upgraded the stock Tuesday. It was Jeffrey Logsdon, not Jeffrey Hoskins, who is Logsdon's research associate. TheStreet.com regrets the error. (Corrected May 16)

A May 16 column by Roger Nusbaum titled Catch a New Wave in Water ETFs contained an error. It should have said that the fee on the Claymore S&P Global Water Index ETF (CGW) will be capped at 0.65 basis point until Dec. 31, 2009, not that Claymore was waiving the feel on the fund until that date. TheStreet.com regrets the error. (Corrected May 16)

A May 14 column by Dan Fitzpatrick titled Stock Split Decision should have disclosed that Fitzpatrick had a position in one of the stocks mentioned, Tesoro (TSO). TheStreet.com regrets the error. (Corrected May 14)

A May 8 article, Gain Lifts El Paso's Profit, incorrectly stated that Brent Smolik, president of El Paso Exploration & Production Company, said the production business would be unlikely to reach its year-end guidance. In fact, he was discussing costs. He said full-year expenses might not be at the low end of guidance, but that the average for 2007 could be lower than costs were in the first quarter.TheStreet.com regrets the error. (Corrected May 11)

A May 7 story, Monday's Late Winners & Losers, incorrectly listed Sonus Networks (SONS) as an after-hours loser. After initially falling 3.7%, the stock actually rose, not fell, 3.8% to $7.65 in after-hours trading. TheStreet.com regrets the error. (Corrected May 8)