If you are wondering whether 3M at around US$146.52 is a bargain, fully priced, or somewhere in between, it helps to break the story into clear valuation checks rather than just scanning the share price chart. The stock has returned 1.2% over the last 7 days and 0.9% over the last 30 days, with a year to date return of 9.5% decline and a 1 year return of 8.2%. This points to a mix of shorter term softness and longer term recovery, alongside a very large 3 year return and a modest 5 year...