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The symbol for Ryanair Holdings plc in NASDAQ is: RYAAY.
The symbol for HSBC Holdings plc in the NYSE is: HSBC.
The symbol for Luxfer Holdings PLC in the NYSE is: LXFR.
The symbol for ARM Holdings plc in NASDAQ is: ARMH.
Ryanair Holdings plc (RYAAY) had its IPO in 1997.