Computing price trend matches between GBTC and Hive, Mara and Riot as the percentage of days where GBTC and the miners prices moved in the same direction over the Dec/20 to Mar/21 time window:
GBTC-Hive price moves matched: 78.3%
GBTC-Mara price moves matched: 83.1%
GBTC-Riot price moves matched: 80.7%
The matches on a 21 day rolling window are plotted below - the rolling window starts at 21 market days after October 1, 2020.
The matches on a 31 day rolling window are plotted below (a slightly smoother results).
The per day price trend matches between GBTC and the miners is detailed in the table below.
For a given YMD, GBTC-Hive (or GBTC-Mara or GBTC-Riot) shows a value of 1 if the Hive price from the previous day moved in the same direction as the GBTC price move from the previous day. Otherwise a value of 0 is recorded.