Daily.short.volume,.as reported by FINRA, is.very.misunderstood. Most people think daily short volume is just that — the volume that bearish investors put on to add to their short positions. A short glance at the change for total short positions reported bimonthly to the NASDAQ debunks that belief. Short volume isn’t the same as short interest. * Why Short Volume is Important http://volumebot.com/why-short-volume-is-important/
* MM daily Short Volume or "MM intra-day order processing volume"