FA Center: The No. 1 market-timer of the 1980s and 1990s has this message for today’s buy-and-hold investors No Comments Uncategorized Investing at the end of the month and the middle of the month has advantages, writes Mark Hulbert. Investing at the end of the month and the middle of the month has advantages, writes Mark Hulbert. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to print (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on WhatsApp (Opens in new window)