Increasing unusual put option volume: HSBC BLDP EWH KEY MDY CS COO

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HSBC HOLDINGS PLC (NYSE: HSBC) Delayed: 89.37 +4.88 (5.78%)
Previous Close $84.49    52 Week High $40.74 
Open $88.97    52 Week Low $28.62 
Day High $89.67    P/E N/A 
Day Low $88.04    EPS $0.00 
Volume 2,942,898