Let's be honest, diversification is only good for those who don't know much. How much concentration is too much, well with 5 good companies you are very well diversified.
What do I do? Full-time independent stock market analyst and researcher:
https://sven-carlin-research-platform...
Check the comparative stock list table on my Stock market research platform under curriculum preview!
I am also a book author:
Modern Value Investing book:
https://amzn.to/2lvfH3t
More about me and some written reports at the Sven Carlin blog: https://svencarlin.com
Stock market for modern value investors Facebook Group:
/ modernvalueinvesting
Watch video Portfolio Diversification vs. Concentration online without registration, duration hours minute second in high quality. This video was added by user Value Investing with Sven Carlin, Ph.D. 23 June 2017, don't forget to share it with your friends and acquaintances, it has been viewed on our site 6,208 once and liked it 222 people.