Investors may trade in the Pre-Market (4:00-9:30 a.m. ET) and the After Hours Market (4:00-8:00 p.m. ET). Participation from Market Makers and ECNs is strictly voluntary and as a result, these ...

As of 5 February at 4:00:00 pm GMT-5. Market open.

Investors may trade in the Pre-Market (4:00-9:30 a.m. ET) and the After Hours Market (4:00-8:00 p.m. ET). Participation from Market Makers and ECNs is strictly voluntary and as a result, these ...

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As of 5 February at 16:00:00 GMT-5. Market open.

As of 30 September at 16:00 GMT-4. Market open.

OPT-Sciences Corporation (OPST) key stats comparison: compare with other stocks by metrics: valuation, growth, profitability, momentum, EPS revisions, dividends, ratings.