On Friday, stocks fluctuated for most of the day, and then turned green in the afternoon. The G-7 summit begins today in Quebec City and it's expected to be a contentious gathering as leaders confront President Trump over tariffs.

Apple (AAPL - Get Report)   shares were lower after it was reported that the tech giant warned companies in its supply chain to expect a significant decline in iPhone component orders in the second half of 2018.

Facebook  (FB - Get Report)  said a software bug affected upwards of 14 million users last month that caused private posts to go public.

(Apple and Facebook are holdings in Jim Cramer's Action Alerts PLUS member club. Want to be alerted before Jim Cramer buys or sells AAPL or FB? Learn more now.)

Here are three top takes from the columnists of Real Money and Real Money Pro, our premium sites for Wall Street professionals and active investors: 

Jim Cramer: Top Takeaways From The Deal Conference

"When you spend a whole day interviewing and listening to more than a dozen people, as I did yesterday at TheDeal's Corporate Governance conference," writes TheStreet's Jim Cramer, "you can come back with a gazillion takeaways. I put it like that because I don't want to give short shrift to anyone, but it's important here to limit my views to what can make us money, as opposed to what could make the system more fair for all shareholders (see here)."

Insiders Are Buying These 2 Stocks Now

Real Money Pro columnist Bret Jensen says that, "I have always found a good 'tell' when I am looking for new small and mid-cap ideas to invest in is insider buying. I have just found that new insider purchases are a good starting point for investment analysis in this space. Over the years, it has brought many big winners onto my radar...So, what interesting small and mid-cap stocks have new and significant buying recently?" 

Breaking Up (GE) Is Hard to Do

"Nelson Peltz made headlines yesterday by predicting a break-up at GE (GE - Get Report)  , one of his Trian Partners' core portfolio holdings," notes Real Money columnist Jim Collins.

"Peltz's associate Ed Garden is on GE's Board, so he may have more insight into the workings of Edison's colossus than most, but his comment that "It's onward and upward, they have the makings of a plan" does not jibe at all with GE's stock price performance," adds Collins.

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