BlackRock's Fink says bitcoin thrives on its anonymity

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BlackRock (NYSE: BLK) Delayed: 1054.11 -18.09 (1.69%)
Previous Close $1072.20    52 Week High $380.30 
Open $1070.74    52 Week Low $280.55 
Day High $1073.18    P/E 62.48 
Day Low $1052.16    EPS $16.87 
Volume 660,914