Todd Horwitz, author and founder of Averagejoeoptions.com, says the U.S. equity market is "very close to a top" and could start to see some selling pressure.» Read More
Patrick Keane, president of Sharethrough, says Twitter's valuation will be fair because of its growth prospects.
Peter Berlin, European soccer writer at Sports Illustrated, comments on French soccer clubs' strike and says it will only make them look "greedy and stupid."
Louis Kuijs, chief China economist at RBS, discusses the issues facing the Chinese economy and the government's firmer monetary stance.
Jason Gammel, head of oil and gas research at Macquarie Group, discusses the oil and gas sector ahead of Exxon's results and says the group needs to start increasing its return to shareholders again.
Aaron Levie, CEO and founder of Box.net, explains how the company is different from other cloud businesses and explains why an IPO is not on the cards.
Ryan Holmes, CEO of Hootsuit, talks about the company's investors and how Hootsuite is "not in a rush to get to an IPO".
Ryan Holmes, CEO of HootSuite, explains that Hootsuite makes the "whole experience of using social more easy" and how the drop in Facebook's usage is not a worry as "social media is here to stay".
Martin Schulz, senior economist at Fujitsu Research Institute, says the outlook for Japan is mixed because, while the domestic economy is doing well, exports are not as strong as expected.
Following on from ringing the Nasdaq opening bell from Dublin, Enda Kenny, Irish prime minister, comments on the success of the country's technology industry and Ireland's exit from its bailout program in December.
Michelle Krebs, senior analyst at Edmunds.com, discusses the auto sector and says North America is "where the money is being made" right now.
Rick Goings, chairman and CEO of Tupperware Brands Corporation, explains that Asia is a "sweet spot" for the group due to the big population and the lack of developed retail.
Kevin Adams, head of institutional fixed income at Henderson Global Investors, says growth in Spain in being led by exports despite "internal deflation" working but that it's not enough to create jobs.
Anil Doradla, analyst at William Blair & Co., says that while Apple's results were not a huge surprise, many positive signs emerged such as an upside in core business and margin stabilization.
Jose Linares, head of global corporate bank for EMEA at JPMorgan, talks about what makes London a global leader and warns the euro crisis is not over yet.
CEO Bob Dudley says investors should view BP as a "fundamentally sound oil and gas company" and explains why the group is "excited about exploration."
Bob Dudley, CEO of BP, talks about the dividend rise and share buyback program and the group's venture in Russia.
Edmund Salvesen, equity analyst at Brewin Dolphin, comments on European banks¿ earnings which have been "surprising" in UBS's case and "disappointing" when it comes to Lloyds and RBS.
Bob Dudley, CEO of BP, explains that the group is now smaller and discusses the litigation overhang the group is suffering from.
Bob Dudley, CEO of BP, says the group has "come a long way" and is now facing a "lot less rocky road" but, despite strong underlying operations, there is still a "big litigation overhang".
Mark Sebastian, director of trading and investments at Swan Wealth Advisors, says that "economic data is really weird" at the moment as poor data drives the market.
Chatterley is CNBC’s European reporter covering key business and political events, as well as regular Eurogroup and EU leaders summits in Brussels.
Wilfred Frost is anchor of Worldwide Exchange, joining CNBC in 2014.
Seema Mody is a CNBC reporter and host of the "Trading the Twicker" segment on "Fast Money."