Extended Hours Are Coming to OPRA Options Data
Starting August 17, 2026, Cboe's Options Exchange is extending trading hours for select single-stock equity options with a morning GTH session (7:30–9:25 am ET) and Curb session (4:00–4:15 pm ET).
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Posts from Cole Power
More posts from Cole Power
Build a NYSE Order Imbalance Tracker with Massive's WebSocket API
Massive's NOI WebSocket channel streams NYSE Net Order Imbalance data in real time, including imbalance quantity, paired shares, and the indicative clearing price.
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Build a Real-Time Dark Pool Scanner with Massive's Websocket API
In this tutorial, you'll build a terminal-based dark pool scanner in Python and under 150 lines of code that streams real-time stock trades from Massive's API.
cole
Announcing the Massive Labor Market API
Key Federal Reserve labor market indicators: unemployment rate, labor force participation, average hourly earnings, and job openings are now accessible through a simple, unified API.
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Find Massive Options Trades with Massive.com
In this tutorial, you’ll build a small terminal “scanner” that streams every US options trade in real time and prints a clean summary only when the trade’s premium is large enough to matter.
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