Roper Technologies Inc.

He has admired them for a long time. They are an aggregator of smaller niche profitable businesses. This generates a lot of cash and is well diversified. They have evolved into more digital technology companies and has adapted well. He would scale into a buy as it is pretty expensive here.

For the next 10-15 years. ROP is a private equity companies buying little software and engineering companies. They're smart in acquiring companies, like Foundry of the UK, making CGI for Hollywood movies. 70% of revenues are recurring. EBITDA margin is 40%. Good cash flow with more money owed them than going out. (Analysts’ price target is $381.15)

A midcap and will own for the next 10-20 years. They're good at what they do. Revenue is up 13%. They give you lots of cushion in a down market. Even in a recession, they will grow over time. They turn around their cash flow faster than their net income to allow them to acquire more and pay down debt quickly. 15-20x earnings. Dividend grower. He will add during correections, but has no plans to sell.

It's 40 micro-businesses in software enterprise in areas such as healthcare planning and legal professional services. They have negative working capital which he always believed is a bad thing, but here they're generating cash in their business and never need to consume cash. They can react to change quickly. (Analysts' price target: $300.55)

A mini Berkshire. They hold medium-tech and medium-size businesses that are overlooked by the big guys and too big for the little guys. Low volatility. He'd keep buying it.

(A Top Pick Nov 8/16. Up 49%.) A very boring company. Has a beautiful chart going back many, many years. A miniature Berkshire Hathaway. Still a great company to buy.