Here they come. Effective as of market close tomorrow Wed 02/07 at 5PM ET... E-MINI NASDAQ 100 FUTURES (NQ) Spec Increase USD Old init/maintenance 5,720 5,200 New init/maintenance 6,380 5,800 E-MINI DOW ($5) FUTURES (YM) Spec Increase USD Old init/maintenance 4,620 4,200 New init/maintenance 5,280 4,800 E-MINI S&P 500 FUTURES (ES) Spec Increase USD Old init/maintenance 5,555 5,050 New init/maintenance 6,105 5,550 S&P 500 FUTURES (SP) Spec Increase USD Old init/maintenance 27,775 25,250 New init/maintenance 30,525 27,750 These numbers are important. Know them if you swing/position, or are day-trading with one of those restricted brokers.
Here's the doc by the way, if you wish to verify... http://www.cmegroup.com/notices/clearing/2018/02/Chadv18-055.pdf?