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.

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  • Stephen Collins

    Actor Stephen Collins is almost in 7th Heaven (his starring TV show) again--well, at least he's in 3rd place in the "Trading With The Stars" contest competition. He was in in fifth place on Monday. he needs only $3,000 more value in his portfolio to climb into second place--

  • Judy Gold

    Judy, Judy, Judy--HELLO!. You're in 6th place after Tuesday's "Trading With The Stars" action. That's after you were in 4th place on Monday. Okay, Judy's had two days of falling value--something that did NOT go unnoticed by CNBC's Michelle Caruso-Cabrera on "Morning Call." That's the show Judy's playing for--at least the first hour.

  • moneymaker_chris_150.jpg

    Celeb and champion poker player Chris Moneymaker is in second place in "Trading With The Stars." But that isn't keeping the crew from "Squawk on the Street" from giving him some specific stock pick advice. CNBC's Erin Burnett talked with Bob O'Brien, who had some stock picks based on Chris's criteria (keeping his picks at the contest rule market cap of $500m)

  • We've got some of the latest contest statistics on most active, widely held, etc.  So, without any further introduction, here they are. The numbers are as of Tuesday, March 20, 2007.

  • Here's our current celebrity standings for "Trading With The Stars," and what they've been up to. Not much difference from Monday, as the top three spots remain the same. But Judy Gold is slipping down a bit. She was in 4th place after Monday's action, but is now in 6th from Tuesday. James Cromwell moves up to 5th from 6th.

  • Good morning. There was a flip flop in the top position from Tuesday's results. Domenico Vicario is the new leader with a portfolio value of $1,955,972.11. Domenico reclaims his top position with the investment in Comtech Group up +3.27% from 16.53 to 17.07.

  • Stephen Collins

    Who says the CNBC show hosts aren't really into the "Trading With The Stars" part of the Million Dollar Challenge? Okay--I haven't heard anything like that yet, but I'm prepared if I do. But--yes, the show hosts are rooting for their celebs, if Michelle Caruso-Cabrera and Liz Claman are any indication. Remember, each celeb is assigned to a CNBC-TV show to win..

  • Hi there. I want to make sure contestants are reaching the right people here at CNBC-- especially if you are having technical difficulties. So here's the best way. If you are having tech problems, such as failed registrations or logins or even trading issues, PLEASE use ONLY the customercare email address: customercare@support.cnbc.com. Just send your problem to them in an email and they will respond as quickly as possible.

  • Celeb and professional poker champion Chris Moneymaker is making some very strong statements. More like challenges, really. "Next time I'm on the show, we'll be in first place." That was Chris during his live interview today from Memphis, Tennessee on "Squawk on the Street." He may be right--he's now in 2nd place in our "Trading With The Stars" competition.

  • If you're going to be in the New York City area Friday night, you're invited to be part of a live studio audience for a show on the CNBC Million Dollar Portfolio Challenge. Just call 201-735-4040 or email us at: Freetickets@cnbc.com. Hear the experts, get their top picks and improve your chances of winning a million dollars! The show is Friday night, at 7 pm EST and ONLY on CNBC.