{"transactions":[{"id":3657079,"issuer":{"id":2909,"kind":"organization","name":"CME GROUP INC.","symbol":"CME"},"owners":[{"id":160259,"kind":"person","name":"Spencer Michael A","position":1,"cik":"0001757667","reported_name":"Spencer Michael A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock Class A","published_at":"2019-02-14T17:19:59.000Z","date":"2018-11-02","kind":"grant","acquired":true,"shares":2353,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"by Spouse"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Received in exchange for shares of NEX Group plc (\"NEX\") in connection with the acquisition (the \"Acquisition\") of NEX by CME Group Inc. Pursuant to the terms of Acquisition, NEX shareholders received for each NEX Group ordinary share 500 pence in cash and 0.0444 shares of CME Group Class A common stock. The effective date of the Acquisition was November 2, 2018. The closing price on the trading day prior to the effective date of the Acquisition was $183.75 for CME Group Class A common stock. This Form 4A is being filed to correctly reflect the beneficial ownership of shares held directly and indirectly by Mr. Spencer, which the original Form 4 misstated."}],"balance_after":2353,"source":{"system":"sec-edgar","filing":"0001156375-19-000006","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1156375/000115637519000006/edgardoc.xml","form_type":"4/A","original_submission_date":"2018-11-06"}},{"id":3657078,"issuer":{"id":2909,"kind":"organization","name":"CME GROUP INC.","symbol":"CME"},"owners":[{"id":160259,"kind":"person","name":"Spencer Michael A","position":1,"cik":"0001757667","reported_name":"Spencer Michael A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock Class A","published_at":"2019-02-14T17:19:59.000Z","date":"2018-11-02","kind":"grant","acquired":true,"shares":2790545,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Firm"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Received in exchange for shares of NEX Group plc (\"NEX\") in connection with the acquisition (the \"Acquisition\") of NEX by CME Group Inc. Pursuant to the terms of Acquisition, NEX shareholders received for each NEX Group ordinary share 500 pence in cash and 0.0444 shares of CME Group Class A common stock. The effective date of the Acquisition was November 2, 2018. The closing price on the trading day prior to the effective date of the Acquisition was $183.75 for CME Group Class A common stock. This Form 4A is being filed to correctly reflect the beneficial ownership of shares held directly and indirectly by Mr. Spencer, which the original Form 4 misstated."}],"balance_after":2790545,"source":{"system":"sec-edgar","filing":"0001156375-19-000006","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1156375/000115637519000006/edgardoc.xml","form_type":"4/A","original_submission_date":"2018-11-06"}},{"id":3657077,"issuer":{"id":2909,"kind":"organization","name":"CME GROUP INC.","symbol":"CME"},"owners":[{"id":160259,"kind":"person","name":"Spencer Michael A","position":1,"cik":"0001757667","reported_name":"Spencer Michael A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock Class A","published_at":"2019-02-14T17:19:59.000Z","date":"2018-11-02","kind":"grant","acquired":true,"shares":217385,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Received in exchange for shares of NEX Group plc (\"NEX\") in connection with the acquisition (the \"Acquisition\") of NEX by CME Group Inc. Pursuant to the terms of Acquisition, NEX shareholders received for each NEX Group ordinary share 500 pence in cash and 0.0444 shares of CME Group Class A common stock. The effective date of the Acquisition was November 2, 2018. The closing price on the trading day prior to the effective date of the Acquisition was $183.75 for CME Group Class A common stock. This Form 4A is being filed to correctly reflect the beneficial ownership of shares held directly and indirectly by Mr. Spencer, which the original Form 4 misstated."}],"balance_after":217385,"source":{"system":"sec-edgar","filing":"0001156375-19-000006","document":"edgardoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1156375/000115637519000006/edgardoc.xml","form_type":"4/A","original_submission_date":"2018-11-06"}},{"id":3773209,"issuer":{"id":2909,"kind":"organization","name":"CME GROUP INC.","symbol":"CME"},"owners":[{"id":160259,"kind":"person","name":"Spencer Michael A","position":1,"cik":"0001757667","reported_name":"Spencer Michael A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock Class A","published_at":"2018-11-06T23:36:43.000Z","date":"2018-11-02","kind":"grant","acquired":true,"shares":3020690,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Received in exchange for shares of NEX Group plc (\"NEX\") in connection with the acquisition (the \"Acquisition\") of NEX by CME Group Inc. Pursuant to the terms of Acquisition, NEX shareholders received for each NEX Group ordinary share 500 pence in cash and 0.0444 shares of CME Group Class A common stock. The effective date of the Acquisition was November 2, 2018. The closing price on the trading day prior to the effective date of the Acquisition was $183.75 for CME Group Class A common stock. Immediately prior to the effective date of the Acquisition and the exchange of shares, Mr. Spencer held 68,033,572 shares of NEX."}],"balance_after":3020690,"source":{"system":"sec-edgar","filing":"0001156375-18-000131","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1156375/000115637518000131/primary_doc.xml","form_type":"4"}}]}