As the year-end large holder (north of 5 per cent) SEC reports continue to emerge — at the EDGAR filing window, we see (via an overnight Schedule 13G) that long term holder Capital World Investors (and affiliates) upped its stake in Merck modestly during 2016, compared to declines at year end of 2013, 2014 and 2015:
. . . .Amount Owned (12/31/2016):
141,332,476 Shares (5.1%). . .
Now you know. Onward.