Xanadu and Rolls-Royce to build quantum computing tools with PennyLane

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Carbo Ceramics, Inc. (NASDAQ: RR) Delayed: 1.96 -0.1 (4.85%)
Previous Close $2.06    52 Week High $8.48 
Open $2.10    52 Week Low $7.13 
Day High $2.15    P/E 0.88 
Day Low $1.95    EPS $2.24 
Volume 7,119,298       

Rolls Royce Holdings plc Sponsored American Depositary Shares (AMEX: RYCEY) Delayed: 19.63 +0.43 (2.24%)
Previous Close $19.20    52 Week High $11.10 
Open $19.87    52 Week Low $7.33 
Day High $20.04    P/E N/A 
Day Low $19.51    EPS $0.00 
Volume 13,352,432