Research Frontiers Incorporated (REFR)
NasdaqCM - NasdaqCM Delayed price. Currency in USD
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At close: 04:00PM EDT
After hours:
Strike:2.50
Calls
21 June 2024
Puts
| Last price | Change | % change | Volume | Open interest | Expiry date | Last price | Change | % change | Volume | Open interest |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.10 | 0.00 | - | 1 | 884 | 2024-06-21 | 1.50 | 0.00 | - | 2 | 2 |
| 0.10 | 0.00 | - | 30 | 146 | 2024-07-19 | - | - | - | - | - |
| 0.15 | 0.00 | - | 10 | 1,999 | 2024-09-20 | 0.70 | 0.00 | - | 2 | 3 |
| 0.23 | 0.00 | - | 35 | 923 | 2024-12-20 | - | - | - | - | - |
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