Jewelry companies team up with IBM on blockchain platform

Go back to Jewelry companies team up with IBM on blockchain platform
AMERICAN AIRLINES (NASDAQ: AAL) Delayed: 13.14 -0.23 (1.72%)
Previous Close $13.37    52 Week High $46.49 
Open $13.27    52 Week Low $24.85 
Day High $13.41    P/E N/A 
Day Low $13.01    EPS $-17.04 
Volume 49,160,393       

International Bus. Machines (NYSE: IBM) Delayed: 225.98 +6.05 (2.75%)
Previous Close $219.93    52 Week High $165.00 
Open $230.76    52 Week Low $116.90 
Day High $234.27    P/E 15.13 
Day Low $224.50    EPS $14.94 
Volume 6,493,812