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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  • How are the celebs doing in "Trading With The Stars" you ask? Well, after Monday's action, Jonathan Tucker increased his portfolio value by $9,480 and stays in 1st place. Chris Moneymaker takes the #2 spot while Judy Gold drops 2 places to number 4. 

  • Good morning. As we look at Monday's close, Chad Mazeika regained his top position from 4th place with a portfolio value of $1,918,396.75. The Chad canceled a pending order of CMGI and has gone all-in with Gateway Inc, that priced with Monday's close at $2.40. top portfolio has now dropped under $2 million after reaching that benchmark on Friday.

  • As of now, actor James Cromwell is currently in 6th place in "Trading With The Stars." Last Friday he had gained $10,510 to end the day at $994,231.01. As "Power Lunch" host Bill Griffeth said today James has the other celebs "right where he wants them." Maybe. With his "interesting" picks, (in other words, not so hot)...

  • Here's our exclusive web cast on investment strategies to help you win the CNBC Million Dollar Portfolio Challenge. CNBC host Dylan Ratigan talks with Bill Barker, Motley Fool senior analyst, and Arthur Hogan, Jefferies managing director offerd his own high-risk, high-return stock picks.

  • Chuck Chow

    First week winner Nancy Beaumont has some company. Chuck Chow is the Week 2 winner with a portfolio gain of 63.794%. Chuck was conservative the first week buying and holding First Solar on 3/5 at $44.13 and not selling until 3/12 at $57.91 making $309,634.35. However, his gain on FSLR as of the end of week 1 was only half that.

  • Here's one more segment from Friday night's "How To Win" program on CNBC. We hear from a couple of the bloggers--the stock pick bloggers who are giving advice--and are actually playing to win the contest. John Carney is editor at dealbreaker.com and Jeff Mishlove is from Forecastingsystems.com and wrote a "how to" manual on the contest itself.

  • "Mad Money's" Jim Cramer takes a look at the contest is this video segment from Friday night's "How To Win" program. He does a lot of work to come up with some interesting picks! (we'll give you one without watching--General Mills).

  • How are the celebs doing with the "Trading With The Stars" portion of our portfolio challenge? Well, as you can see from the numbers below, it would be hard to recommend their strategy to non-celeb contestants. Conservative (and we don't mean politics) seems to be the watch word.

  • Friday's CNBC show--The Million Dollar Portfolio Challenge-"How To Win," had a live studio audience and took questions from contest players. One contestant wanted to know if putting his "bucks" into Berkshire Hathaway, and "letting Warren Buffett do all the work," was a good idea?

  • Week two is now in the books. So--what can contest players do to get the edge in the game this week? Friday night's hour long special on CNBC "How To Win," provided some interesting picks and strategies. We'll be posting some excerpts from the show througout today.