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Research Frontiers Incorporated (REFR)

NasdaqCM - NasdaqCM Delayed price. Currency in USD
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1.8600+0.0600 (+3.33%)
At close: 04:00PM EDT
2.0000 +0.14 (+7.53%)
After hours: 06:03PM EDT
In the money
Show:ListStraddle
Callsfor20 December 2024
Contract nameLast trade dateStrikeLast priceBidAskChange% changeVolumeOpen interestImplied volatility
REFR241220C000025002024-06-12 11:24AM EDT2.500.230.100.350.00-3592378.13%
REFR241220C000050002024-05-09 9:49AM EDT5.000.060.000.300.00-2222118.75%
Putsfor20 December 2024