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Mark Koba

Mark Koba
Senior Editor, CNBC

Mark Koba is a senior editor at CNBC.com. Topics for his feature story writing include the business of politics, health care, employment and the economy.

Before working at CNBC.com, he spent 11 years at Bloomberg LP, where among various duties, he was program producer for the award-winning "Bloomberg Small Business" television show.

Koba's background includes a decade of news writing and show producing at CNN, E! Entertainment Television, ABC's "World News Now," "Good Morning America" and CBS' "This Morning."

Follow Mark Koba on Twitter @MarkKobaCNBC.

More

  • Recent Top Percentage Gainers And Losers
    By: Mark Koba
    Friday, 16 Mar 2007 | 3:29 PM ET

    Hey folks--here's a look at the top percentage gainers and losers from Thursday of this week.Webex is up 22.03% if you bought it on 3/14 at $46.20 and held/sold on 3/15 at $56.38. Webex agreed to be acquired by Cisco for $3.2 billion.

  • Question And Answer On TOMO Trades
    By: Mark Koba
    Friday, 16 Mar 2007 | 2:19 PM ET

    We apologize for any inconvenience, but CNBC received inconsistent information as to when TOM Online halted, which is a potential issue related to ADRs. Corporate actions, such as haltings, can not be processed without certainty. Accordingly, trades that were executed between 3/5 and 3/12 will be honored.

  • Portfolio Access Problems: Please Read This Post
    By: Mark Koba
    Friday, 16 Mar 2007 | 12:51 PM ET

    For all contestants--please read: Some users have experienced delays or problems in accessing their portfolio, and/or were not able to execute transactions. We truly apologize for the inconvenience. As the contest rules state, no corrections or adjustments will be made for trades, attempted trades, or missed trades affected by the operation or downtime of the site. We believe that this problem has been corrected and all functionality has now been restored to all users.