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molly/GBTC premium.tps

Created January 31, 2023 15:15
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GBTC premium.tps
// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © mollywhite
//@version=5
indicator('GBTC premium')
btc = request.security('COINBASE:BTCUSD', timeframe.period, close)
gbtc = nz(request.security('OTC:GBTC', timeframe.period, close))
gbtcVolume = nz(request.security('OTC:GBTC', timeframe.period, volume))
btcPerGbtcShare = 0.00091152 // Value as of 2023-01-28, via https://grayscale.com/products/grayscale-bitcoin-trust/
premium = (gbtc / (btc * btcPerGbtcShare) - 1) * 100
plot(premium, style=plot.style_line, color=color.rgb(46,163,144,0), linewidth=2)
hline(0, title="Zero", color=color.gray, linestyle=hline.style_dashed)
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