LONDON--(BUSINESS WIRE)--

FORM 8 (DD)

PUBLIC DEALING DISCLOSURE BY A PARTY TO AN OFFER OR PERSON ACTING IN CONCERT (INCLUDING DEALINGS FOR THE ACCOUNT OF DISCRETIONARY INVESTMENT CLIENTS)

Rules 8.1, 8.2 and 8.4 of the Takeover Code (the 'Code')

1. KEY INFORMATION

(a) Full name of discloser: Barclays PLC.
(b) Owner or controller of interest and short
positions disclosed, if different from 1(a):
(c) Name of offeror/offeree in relation to whose CME GROUP INC
relevant securities this form relates:
(d) Status of person making the disclosure: CONNECTED TO THE OFFEROR
(e) Date position held/dealing undertaken: 18 April 2018
(f)

In addition to the company in 1(c) above, is the discloser making
disclosures in respect of any other party to the offer?

NO

2. POSITIONS OF THE PERSON MAKING THE DISCLOSURE

If there are positions or rights to subscribe to disclose in more than one class of relevant securities of the offeror or offeree named in 1(c), copy table 2(a) or (b) (as appropriate) for each additional class of relevant security.

(a) Interests and short positions in the relevant securities of the offeror or offeree to which the disclosure relates following the dealing

Class of relevant security: USD 0.01 CLASS A COMMON STOCK
Interests Short Positions
Number (%) Number (%)
(1) Relevant securities owned
and/or controlled: 83,093 0.02% 14,842 0.00%
(2) Cash-settled derivatives:
0 0.00% 0 0.00%
(3) Stock-settled derivatives (including options)
and agreements to purchase/sell: 197,600 0.06% 310,000 0.09%
TOTAL: 280,693 0.08% 324,842 0.10%

All interests and all short positions should be disclosed.

Details of any open stock-settled derivative positions (including traded options), or agreements to purchase or sell relevant securities, should be given on a Supplemental Form 8 (Open Positions).

Details of any securities borrowing and lending positions or financial collateral arrangements should be disclosed on a Supplemental Form 8 (SBL).

(b) Rights to subscribe for new securities (including directors' and other employee options)

Class of relevant security in relation to which subscription right exists:
Details, including nature of the rights concerned and relevant percentages:

3. DEALINGS BY THE PERSON MAKING THE DISCLOSURE

Where there have been dealings in more than one class of relevant securities of the offeror or offeree named in 1(c), copy table 3(a), (b), (c) or (d) (as appropriate) for each additional class of relevant security dealt in.

The currency of all prices and other monetary amounts should be stated.

(a) Purchases and sales

(i) Party to an offer or person acting in concert (except for a principal trader in the same group as a connected adviser)

Class of relevant Purchase/sale Number of Price per unit
security securities
USD 0.01 CLASS A COMMON STOCK Purchase 5 164.3200 USD
USD 0.01 CLASS A COMMON STOCK Purchase 9 164.0500 USD
USD 0.01 CLASS A COMMON STOCK Purchase 100 163.9300 USD
USD 0.01 CLASS A COMMON STOCK Purchase 200 165.3600 USD
USD 0.01 CLASS A COMMON STOCK Purchase 300 165.3800 USD
USD 0.01 CLASS A COMMON STOCK Purchase 300 164.3933 USD
USD 0.01 CLASS A COMMON STOCK Purchase 300 165.0041 USD
USD 0.01 CLASS A COMMON STOCK Purchase 300 165.3366 USD
USD 0.01 CLASS A COMMON STOCK Purchase 317 163.9630 USD
USD 0.01 CLASS A COMMON STOCK Purchase 343 165.3250 USD
USD 0.01 CLASS A COMMON STOCK Purchase 400 165.0850 USD
USD 0.01 CLASS A COMMON STOCK Purchase 567 164.2526 USD
USD 0.01 CLASS A COMMON STOCK Purchase 664 165.1239 USD
USD 0.01 CLASS A COMMON STOCK Purchase 984 164.9214 USD
USD 0.01 CLASS A COMMON STOCK Purchase 1,109 164.2141 USD
USD 0.01 CLASS A COMMON STOCK Purchase 1,815 164.7502 USD
USD 0.01 CLASS A COMMON STOCK Purchase 2,200 164.7655 USD
USD 0.01 CLASS A COMMON STOCK Purchase 3,400 165.0840 USD
USD 0.01 CLASS A COMMON STOCK Purchase 3,579 164.8669 USD
USD 0.01 CLASS A COMMON STOCK Purchase 20,598 165.2000 USD
USD 0.01 CLASS A COMMON STOCK Sale 5 164.3200 USD
USD 0.01 CLASS A COMMON STOCK Sale 15 164.7801 USD
USD 0.01 CLASS A COMMON STOCK Sale 100 164.2901 USD
USD 0.01 CLASS A COMMON STOCK Sale 100 164.2200 USD
USD 0.01 CLASS A COMMON STOCK Sale 100 164.3900 USD
USD 0.01 CLASS A COMMON STOCK Sale 100 165.1600 USD
USD 0.01 CLASS A COMMON STOCK Sale 100 164.5000 USD
USD 0.01 CLASS A COMMON STOCK Sale 196 165.0553 USD
USD 0.01 CLASS A COMMON STOCK Sale 200 164.4250 USD
USD 0.01 CLASS A COMMON STOCK Sale 200 165.3100 USD
USD 0.01 CLASS A COMMON STOCK Sale 201 164.9051 USD
USD 0.01 CLASS A COMMON STOCK Sale 234 164.9289 USD
USD 0.01 CLASS A COMMON STOCK Sale 300 165.3800 USD
USD 0.01 CLASS A COMMON STOCK Sale 400 164.8225 USD
USD 0.01 CLASS A COMMON STOCK Sale 401 165.0500 USD
USD 0.01 CLASS A COMMON STOCK Sale 451 165.0594 USD
USD 0.01 CLASS A COMMON STOCK Sale 574 165.2239 USD
USD 0.01 CLASS A COMMON STOCK Sale 600 164.7091 USD
USD 0.01 CLASS A COMMON STOCK Sale 678 164.8326 USD
USD 0.01 CLASS A COMMON STOCK Sale 841 165.1876 USD
USD 0.01 CLASS A COMMON STOCK Sale 843 165.3374 USD
USD 0.01 CLASS A COMMON STOCK Sale 984 164.9214 USD
USD 0.01 CLASS A COMMON STOCK Sale 1,000 164.7212 USD
USD 0.01 CLASS A COMMON STOCK Sale 1,400 164.8383 USD
USD 0.01 CLASS A COMMON STOCK Sale 1,500 164.9093 USD
USD 0.01 CLASS A COMMON STOCK Sale 1,993 164.1706 USD
USD 0.01 CLASS A COMMON STOCK Sale 2,900 165.1175 USD
USD 0.01 CLASS A COMMON STOCK Sale 2,934 164.9128 USD
USD 0.01 CLASS A COMMON STOCK Sale 13,881 165.2000 USD

(ii) Principal trader where the sole reason for the connection is that the principal trader is in the same group as a connected adviser

Class of relevant security Purchases/ sales Total number of securities Highest price per unit paid/received Lowest price per unit paid/received

(b) Cash-settled derivative transactions

Class of relevant security Product description

e.g. CFD

 Nature of dealing

e.g. opening/closing a long/short position, increasing/reducing a long/short position

 Number of reference securities Price per unit

(c) Stock-settled derivative transactions (including options)

(i) Writing, selling, purchasing or varying

Class Product Writing, Number Exercise Type Expiry Option
of description purchasing, of price date money
relevant selling, securities per unit paid/
security varying etc to which received
option per unit
relates
USD 0.01 CLASS A COMMON STOCK Put Options Purchasing 500 165 USD American 27 Apr 2018 3.1500 USD
USD 0.01 CLASS A COMMON STOCK Put Options Selling 500 163 USD American 27 Apr 2018 2.1000 USD

(ii) Exercise

Class of relevant security Product description

e.g. call option

 Exercising/ exercised against Number of securities Exercise price per unit

(d) Other dealings (including subscribing for new securities)

Class of relevant security Nature of dealing

e.g. subscription, conversion

 Details Price per unit (if applicable)

4. OTHER INFORMATION

(a) Indemnity and other dealing arrangements

Details of any indemnity or option arrangement, or any agreement or understanding, formal or informal, relating to relevant securities which may be an inducement to deal or refrain from dealing entered into by the party to the offer or person acting in concert making the disclosure and any other person:

Irrevocable commitments and letters of intent should not be included. If there are no such agreements, arrangements or understandings, state 'none'

None

(b) Agreements, arrangements or understandings relating to options or derivatives

Details of any agreement, arrangement or understanding, formal or informal, between the party to the offer or person acting in concert making the disclosure and any other person relating to:

(i) the voting rights of any relevant securities under any option; or

(ii) the voting rights or future acquisition or disposal of any relevant securities to which any derivative is referenced:

If there are no such agreements, arrangements or understandings, state 'none'

None

(c) Attachments

Are any Supplemental Forms attached?

Supplemental Form 8 (Open Positions) YES
Supplemental Form 8 (SBL) NO
Date of disclosure: 19 Apr 2018
Contact name: ELISE TANG
Telephone number: 0207 1163001

Public disclosures under Rule 8 of the Code must be made to a Regulatory Information Service.

The Panel's Market Surveillance Unit is available for consultation in relation to the Code's dealing disclosure requirements on +44 (0)20 7638 0129.

The Code can be viewed on the Panel's website atwww.thetakeoverpanel.org.uk.

143221.0

SUPPLEMENTAL FORM 8 (OPEN POSITIONS)

DETAILS OF OPEN STOCK-SETTLED DERIVATIVE (INCLUDING OPTION) POSITIONS, AGREEMENTS TO PURCHASE OR SELL ETC.

Note 5(i) on Rule 8 of the Takeover Code (the 'Code')

1. KEY INFORMATION

Identity of the person whose positions/dealings Barclays PLC.
are being disclosed:
Name of offeror/offeree in relation to whose CME GROUP INC
relevant securities this from relates:

2. STOCK-SETTLED DERIVATIVES (INCLUDING OPTIONS)

Class Product Writing, Number Exercise Type Expiry
of description purchasing, of price date
relevant selling, securities per unit
security varying etc to which
option
relates
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 8,000 160.0000 American 21 Sep 2018
USD 0.01 CLASS A COMMON STOCK Put Options Written 2,100 145.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 1,000 165.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 900 130.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 100 240.0000 American 17 Jan 2020
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -100 115.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -100 155.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -200 135.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -700 155.0000 American 21 Sep 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -1,400 165.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -2,000 190.0000 American 18 May 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -2,000 178.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -2,000 140.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -5,000 65.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 2,500 160.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 1,700 150.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 1,300 190.0000 American 21 Sep 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 200 135.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Written 200 150.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 100 115.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Written 100 175.0000 American 17 Jan 2020
USD 0.01 CLASS A COMMON STOCK Call Options Written -1,000 200.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -1,000 180.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -1,800 165.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -2,400 160.0000 American 11 May 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -3,500 85.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -5,000 60.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -7,000 170.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 5,600 170.0000 American 21 Sep 2018
USD 0.01 CLASS A COMMON STOCK Put Options Written 5,400 140.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 2,300 160.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Written 1,000 125.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 100 150.0000 American 17 Jan 2020
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 100 175.0000 American 21 Sep 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 100 130.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -100 165.0000 American 18 May 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -300 160.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -500 140.0000 American 21 Sep 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -800 180.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -1,100 95.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -3,200 178.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 13,500 175.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Put Options Written 2,100 145.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Written 1,500 185.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Written 800 105.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 200 163.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Written 200 160.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Written 200 153.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 100 165.0000 American 21 Sep 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -200 158.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -300 75.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -600 195.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -800 145.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -900 170.0000 American 18 May 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -1,400 115.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -1,500 130.0000 American 21 Sep 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -1,800 160.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -2,200 90.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -5,600 150.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -8,600 160.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 1,000 105.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Written 1,000 155.0000 American 18 May 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 700 200.0000 American 17 Jan 2020
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 500 170.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Written 400 130.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 300 170.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 200 140.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 100 120.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Written 100 175.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -100 125.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -400 180.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -400 120.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -400 165.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -1,000 110.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -2,000 175.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -23,000 180.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 1,000 185.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 100 125.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Written 100 190.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -100 155.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -300 150.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -2,000 155.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 3,100 170.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 400 145.0000 American 17 Jan 2020
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 300 173.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 200 145.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -100 220.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Written -300 160.0000 American 17 Jan 2020
USD 0.01 CLASS A COMMON STOCK Call Options Written -500 135.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -203,000 150.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -500 135.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -1,200 100.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -1,200 170.0000 American 20 Apr 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -1,900 140.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -3,200 140.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Written 135,000 160.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Put Options Written 1,200 163.0000 American 27 Apr 2018
USD 0.01 CLASS A COMMON STOCK Call Options Purchased 500 220.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -100 70.0000 American 17 Jan 2020
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -100 70.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -100 160.0000 American 15 Jun 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -100 160.0000 American 18 May 2018
USD 0.01 CLASS A COMMON STOCK Put Options Purchased -200 120.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -1,100 200.0000 American 18 Jan 2019
USD 0.01 CLASS A COMMON STOCK Call Options Written -1,600 185.0000 American 18 Jan 2019

3. AGREEMENTS TO PURCHASE OR SELL ETC.

Full details should be given so that the nature of the interest or position can be fully understood:

It is not necessary to provide details on a Supplemental Form (Open Positions) with regard to cash-settled derivatives.

The currency of all prices and other monetary amounts should be stated.

The Panel's Market Surveillance Unit is available for consultation in relation to the Code's disclosure requirements on +44 (0)20 7638 0129.

The Code can be viewed on the Panel's website atwww.thetakeoverpanel.org.uk.

View source version on businesswire.com:https://www.businesswire.com/news/home/20180419005590/en/

BARCLAYS PLC

Source: BARCLAYS PLC

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Barclays plc published this content on 19 April 2018 and is solely responsible for the information contained herein. Distributed by Public, unedited and unaltered, on 19 April 2018 09:46:13 UTC