Short Interest, Shs Outstanding, & Short Ratio

A brief, high level study for looking at short interest volume and it's derivative, short volume ratio.

Calculated based on the symbol lookup for short data at Quandl (Example TSLA: FINRA/FNSQ_TSLA )

Definitions:

• Short Volume = Total number of short shares traded on the major US markets each day
  
• Short Volume Ratio = Total number of short shares traded divided by the total shares traded each day (lower chart)
  

Dependent on quality of data from Quandl / FINRA. Author takes no liability for quality / errors etc. Use at own risk.

הערות שחרור:

April, 2021

+ Small update to this script which solves for preferred or classed shares like `BRK.A` or `BRK.B`
+ Also updated name to more accurately reflect values which are short volume, not short open interest.