https://www.cmegroup.com/media-room/press-releases/2021/12/09/cme_group_to_launchtwochinaportsideironorefuturescontractsonjanu.html

https://www.cnbc.com/2021/12/06/nyse-shakes-up-senior-management-with-lynn-martin-replacing-stacey-cunningham-as-president.html

https://www.cmegroup.com/media-room/press-releases/2021/12/06/cme_group_announceslaunchofmicroetherfutures.html

https://www.cmegroup.com/media-room/press-releases/2021/12/02/cme_group_achievesfoursofrrecordsinnovember.html

https://www.cmegroup.com/media-room/press-releases/2021/11/05/micro_wti_crude_oilfuturessurpass5millioncontractstraded.html

https://www.coindesk.com/business/2021/11/02/cme-to-launch-micro-eth-futures-on-dec-6/

https://www.tradingtechnologies.com/news-releases/trading-technologies-to-be-acquired-by-7ridge/