October 22, 2021 To: OPRA Multicast Data Feed Subscribers Subject: OPRA Global Trading Hours (GTH): Final Software Test Re
![Options Announces Day One Connectivity into National Market System's New Low-Latency Network CTA and OPRA - UKTN | UK Tech News Options Announces Day One Connectivity into National Market System's New Low-Latency Network CTA and OPRA - UKTN | UK Tech News](https://mms.businesswire.com/media/20200930005732/en/826416/5/Options_OPRA_Press.jpg)
Options Announces Day One Connectivity into National Market System's New Low-Latency Network CTA and OPRA - UKTN | UK Tech News
Order Approving an Amendment to the Plan for Reporting of Consolidated Options Last Sale Reports and Quotation Information to Ad
GitHub - gavinrozzi/opra-data: OPRAmachine request database in CSV and SQLite format, derived from scraper running on morph.io
![I do not require level 2 data as i am using thinkorswim but i was wondering if opra level 1 enough to see live bid ask prices or do you need level I do not require level 2 data as i am using thinkorswim but i was wondering if opra level 1 enough to see live bid ask prices or do you need level](https://i.redd.it/33nf5yxivck61.jpg)
I do not require level 2 data as i am using thinkorswim but i was wondering if opra level 1 enough to see live bid ask prices or do you need level
![Components of the OPRA-RS optimization chain, with associated input... | Download Scientific Diagram Components of the OPRA-RS optimization chain, with associated input... | Download Scientific Diagram](https://www.researchgate.net/publication/359279787/figure/fig1/AS:1134528919814146@1647504181848/Components-of-the-OPRA-RS-optimization-chain-with-associated-input-data-in-italics.png)