Latency of NMS feeds could be reduced from 144 microseconds to 5 microseconds.
The regulator said pricing carbon is the job of the US Congress.
SEC raised ownership thresholds to file and resubmit shareholder proposals.
UK and US finance industries propose closer regulatory cooperation and dialogue.
Waste-based products are increasingly in demand as a source of clean energy.
The decision applies from 1 January 2021.
Retail inflows into responsible funds were four times higher in the first half of 2020 than a year ago.
Enhanced connectivity will extend access to FX liquidity and reduce trading costs.
Deutsche Börse, Deutsche Bank and Citi were primary investors.