CNBC Anchors and Reporters

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.


  • Tomorrow on CNBC -- a special television presentation. It's The CNBC.com Million Dollar Portfolio Challenge- How To Win! For a whole hour, we've got the experts, the stock pickers and the market shrinks--as well as a live studio audience. But there's still room for you. Just email your questions for our stock pickers to millions@cnbc.com and watch it all happen. That's tomorrow, Friday, March 16th at 7 pm EST--and it's only on CNBC-TV.

  • Here's update info as reported by CNBC's Bill Griffeth and Dylan Ratigan on "Power Lunch." Actor James Cromwell is the celebrity playing for PL. And the production staff is a bit happier--well sort of. James is in 5th place and also continues to dig himself out of sub-million territory.

  • Stephen Collins

    Stephen Collins continues to dig himself out of sub-million territory gaining $9,284 from Wednesday to end the day at $992,336.24. Here's how the news was handled on "Morning Call." Stephen is the celebrity stock picker for the show's second hour.

  • Judy Gold

    As we told you, Judy Gold is in 2nd place for "Trading With The Stars." Here's how it was noted on "Morning Call." She's the celeb picker for the show's first hour (see the "mixed emotions" reaction from anchor Mark Haines). Judy's portfolio is valued at $1,004,280.

  • Here's a look at today's leaderboard. The top 10 players make it to the finals - weekly winners not included - they're already in the finals!

  • Jonathan Tucker

    Okay--time to look at who's "stock picking" star is shining among our show celebs competing in "Trading With The Stars. CNBC show producers are getting into the act with comments like "Now he's kicking butt" and "Go Tucker Go!" Here's why they're saying that.

  • Here's some analysis of the 293 transactions that have been executed in the top 25 portfolios on the leaderboard after the close on Wednesday--3/14. As you can see, it shows that the largest percentage of transactions (buys/sells) is happening within retail followed by financial services and then technology.

  • Hey folks. We've got a few email questions and comments that came in yesterday that may be beneficial for all of us to read. Here they are--with some answers. Charles wrote: Since the weekly winner is determined not by portfolio size but rather by percent increase in portfolio the leader board should be based on this as well...

  • Ernie Hudson is currently co-starring on ABC's "Desperate Housewives" and has over 100 film and television credits on his resume. He's now ready to add the credit of celebrity stock picker for our "Trading With The Stars" part of our Million Dollar Portfolio Contest.

  • In an earlier post, we told you that on CNBC's "On The Money" last Friday, Jeff Mishlove had recommended one of the stocks getting current highest returns in the contest, Jo-Ann Stores, which had up to a 12.3689% return today. It pays to watch CNBC-TV. The video below is Jeff from OTM.