Subject: Re: Barrons, Bary guess what's HE buying,
The Motley Fool (remember them?) speculates that Berkshire is rebuilding a position in Suncor:

https://www.fool.com/investing...

While there are dozens of businesses that would seemingly fit the bill, one former Berkshire Hathaway holding stands out for all the right reasons as the "confidential" stock that Buffett and his team may be buying: Canadian oil and gas stock Suncor Energy (SU -1.24%).