Change in Open Interest from legacy commitment of traders ( COT ) report. For the main symbol but also allows to override it. Also allows to include options in consideration.
study("Open Interest Change", shorttitle="OIC", precision=0)
force_root = input("", title="Override Product")
is_includeoptions = input(false, type=bool, title="Include Options")
fxroot =
ticker == "USDCAD" ? "CD" :
ticker == "USDCAD" ? "CD" :
ticker == "USDCHF" ? "SF" :
ticker == "USDCZK" ? "CZ" :
ticker == "USDHUF" ? "FR" :
ticker == "USDILS" ? "IS" :
ticker == "USDJPY" ? "JY" :
ticker == "USDMXN" ? "MP" :
ticker == "USDNOK" ? "UN" :
ticker == "USDPLN" ? "PZ" :
ticker == "USDRUB" ? "RU" :
ticker == "USDSEK" ? "SE" :
ticker == "USDZAR" ? "RA" :
ticker == "EURUSD" ? "EC" :
ticker == "AUDUSD" ? "AD" :
ticker == "GBPUSD" ? "BP" :
ticker == "NZDUSD" ? "NE" :
ticker == "BRLUSD" ? "BR" :
""
root = force_root == "" ? fxroot == "" ? syminfo.root : fxroot : force_root
code = root + (is_includeoptions ? "_FO" : "_F") + "_L_CHG"
oi = security("QUANDL:CFTC/"+code+"|0", "D", close)
plot(oi, color = gray, title="Total")
hline(0, linestyle=dashed, color=gray)