Serve Robotics adds Grubhub, expands to two new U.S. markets

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Servidyne, Inc. (NASDAQ: SERV) Delayed: 4.37 -0.08 (1.8%)
Previous Close $4.45    52 Week High $42.21 
Open $4.45    52 Week Low $32.41 
Day High $4.48    P/E N/A 
Day Low $4.29    EPS $-0.55 
Volume 509,884