Mark Koba

Mark Koba
Senior Editor, CNBC

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

Before working at, 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.


  • Contest Update: New Leader Takes Over
    By: Mark Koba
    Tuesday, 13 Mar 2007 | 11:01 AM ET

    Okay--here's a look at the current standings and what people are doing. Scott Wrynn is the first leader to have made a trade that lost money, though a small amount. His portfolio is worth $1,697,660.24 as of Monday's 4 pm close. His first trade on 3/5 was Fremont General and he went almost all-in buying 168,000 shares at $5.89 per share or $989,000.

  • Stars Show "Conservative" Side On First Day Trades
    By: Mark Koba
    Tuesday, 13 Mar 2007 | 10:03 AM ET

    Our celebrity trading has begun--so it's time to see where the stars "stand." Not all have traded yet but for those that have, it seems their approach to investing is more conservative than the majority of our non-celeb leaders--with more stable companies and purchases spread across multiple stocks.

  • Emails And Multiple Portfolios
    By: Mark Koba
    Monday, 12 Mar 2007 | 5:10 PM ET

    You've Got Mail! We certainly do since we opened our blog today and they're mostly dealing with one issue as you can see: multiple portfolios. I'll quickly go through them and answer the burning question.