3m Co. () down to 171.89 Posted on July 22, 2019 by Autochartist wrote in US Stocks Technical Analysis - TD. Approaching Support level of 171.89 identified at 19-Jul-2019 15:30 EDT Tags: 3m Co., MMM 0 Likes 877 Views You may also like 3m Co. (MMM) up to 151.15 April 10, 2020 3m Co. (MMM) up to 148.72 March 16, 2020 Jpmorgan Chase & Co. (JPM) up to 111.57 June 19, 2019 Comments are closed.