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: 15 August 2018
(f) In addition to the company in 1(c) above, is the discloser making NO
disclosures in respect of any other party to the offer?

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
Interests Short Positions
Number (%) Number (%)
(1) Relevant securities owned
and/or controlled: 80,000 0.02% 18,349 0.01%
(2) Cash-settled derivatives:
0 0.00% 0 0.00%
(3) Stock-settled derivatives (including options)
and agreements to purchase/sell: 111,700 0.03% 156,000 0.05%
TOTAL: 191,700 0.06% 174,349 0.05%

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 Purchase 7 165.6300 USD
USD 0.01 Class A common Purchase 29 166.7396 USD
USD 0.01 Class A common Purchase 35 166.6600 USD
USD 0.01 Class A common Purchase 99 166.8100 USD
USD 0.01 Class A common Purchase 100 167.5900 USD
USD 0.01 Class A common Purchase 130 167.3732 USD
USD 0.01 Class A common Purchase 200 167.3150 USD
USD 0.01 Class A common Purchase 200 166.1125 USD
USD 0.01 Class A common Purchase 210 167.0400 USD
USD 0.01 Class A common Purchase 600 166.7729 USD
USD 0.01 Class A common Purchase 853 167.7403 USD
USD 0.01 Class A common Purchase 2,400 166.8943 USD
USD 0.01 Class A common Purchase 3,288 167.6700 USD
USD 0.01 Class A common Purchase 3,839 167.0878 USD
USD 0.01 Class A common Purchase 4,201 166.6548 USD
USD 0.01 Class A common Purchase 4,632 165.9977 USD
USD 0.01 Class A common Purchase 4,997 167.5639 USD
USD 0.01 Class A common Purchase 5,800 166.7166 USD
USD 0.01 Class A common Purchase 6,120 166.8989 USD
USD 0.01 Class A common Purchase 10,381 167.1882 USD
USD 0.01 Class A common Purchase 18,192 167.0053 USD
USD 0.01 Class A common Sale 2 166.2300 USD
USD 0.01 Class A common Sale 3 165.3600 USD
USD 0.01 Class A common Sale 10 166.6901 USD
USD 0.01 Class A common Sale 42 166.5747 USD
USD 0.01 Class A common Sale 59 165.6700 USD
USD 0.01 Class A common Sale 72 166.6700 USD
USD 0.01 Class A common Sale 100 167.7200 USD
USD 0.01 Class A common Sale 100 167.4200 USD
USD 0.01 Class A common Sale 100 166.1101 USD
USD 0.01 Class A common Sale 100 166.8300 USD
USD 0.01 Class A common Sale 100 166.8700 USD
USD 0.01 Class A common Sale 100 166.9100 USD
USD 0.01 Class A common Sale 100 166.0690 USD
USD 0.01 Class A common Sale 100 166.1150 USD
USD 0.01 Class A common Sale 100 167.7290 USD
USD 0.01 Class A common Sale 104 166.8100 USD
USD 0.01 Class A common Sale 135 166.6378 USD
USD 0.01 Class A common Sale 181 167.0291 USD
USD 0.01 Class A common Sale 200 166.9050 USD
USD 0.01 Class A common Sale 200 167.7700 USD
USD 0.01 Class A common Sale 206 167.2735 USD
USD 0.01 Class A common Sale 253 167.7496 USD
USD 0.01 Class A common Sale 300 167.7533 USD
USD 0.01 Class A common Sale 300 166.7700 USD
USD 0.01 Class A common Sale 300 166.7366 USD
USD 0.01 Class A common Sale 300 167.7100 USD
USD 0.01 Class A common Sale 365 167.6102 USD
USD 0.01 Class A common Sale 400 166.9012 USD
USD 0.01 Class A common Sale 400 166.8125 USD
USD 0.01 Class A common Sale 400 166.6050 USD
USD 0.01 Class A common Sale 660 167.7345 USD
USD 0.01 Class A common Sale 700 167.0242 USD
USD 0.01 Class A common Sale 1,077 167.3781 USD
USD 0.01 Class A common Sale 1,100 166.8477 USD
USD 0.01 Class A common Sale 1,100 166.9125 USD
USD 0.01 Class A common Sale 1,200 166.0056 USD
USD 0.01 Class A common Sale 1,300 167.6146 USD
USD 0.01 Class A common Sale 1,400 167.4557 USD
USD 0.01 Class A common Sale 1,400 166.9000 USD
USD 0.01 Class A common Sale 1,643 167.6613 USD
USD 0.01 Class A common Sale 1,697 167.2021 USD
USD 0.01 Class A common Sale 2,500 166.4582 USD
USD 0.01 Class A common Sale 2,650 166.7016 USD
USD 0.01 Class A common Sale 2,773 165.9835 USD
USD 0.01 Class A common Sale 2,800 166.9097 USD
USD 0.01 Class A common Sale 2,900 166.9262 USD
USD 0.01 Class A common Sale 2,969 166.9018 USD
USD 0.01 Class A common Sale 3,200 166.8817 USD
USD 0.01 Class A common Sale 3,323 166.9561 USD
USD 0.01 Class A common Sale 4,871 167.6700 USD
USD 0.01 Class A common Sale 5,351 166.7124 USD
USD 0.01 Class A common Sale 6,532 167.0533 USD
USD 0.01 Class A common Sale 9,435 167.1669 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 Call Options Purchasing 300 150 USD American 18 Jan 2019 19.1000 USD
USD 0.01 Class A common Call Options Purchasing 2,400 168 USD American 17 Aug 2018 0.8795 USD
USD 0.01 Class A common Put Options Selling 200 165 USD American 21 Sep 2018 2.9750 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: 16 Aug 2018
Contact name: Large Holdings Regulatory Operations
Telephone number: 020 3134 7213

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.

143221.01

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 Call Options Purchased 9,900 160.0000 American 21 Sep 2018
USD 0.01 Class A common Call Options Purchased 3,200 200.0000 American 21 Dec 2018
USD 0.01 Class A common Call Options Purchased 1,000 210.0000 American 21 Dec 2018
USD 0.01 Class A common Call Options Purchased 900 130.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 500 160.0000 American 21 Dec 2018
USD 0.01 Class A common Call Options Purchased 100 240.0000 American 17 Jan 2020
USD 0.01 Class A common Call Options Purchased 100 165.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -500 125.0000 American 21 Dec 2018
USD 0.01 Class A common Call Options Written -600 155.0000 American 21 Sep 2018
USD 0.01 Class A common Call Options Written -1,000 210.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -1,000 150.0000 American 17 Aug 2018
USD 0.01 Class A common Put Options Purchased -3,400 65.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -100 115.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -100 160.0000 American 21 Dec 2018
USD 0.01 Class A common Put Options Purchased -200 135.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 2,700 190.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Written 2,600 115.0000 American 21 Dec 2018
USD 0.01 Class A common Call Options Purchased 2,500 160.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 2,000 150.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Written 1,500 135.0000 American 21 Sep 2018
USD 0.01 Class A common Call Options Purchased 500 155.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 400 170.0000 American 24 Aug 2018
USD 0.01 Class A common Call Options Purchased 300 168.0000 American 17 Aug 2018
USD 0.01 Class A common Call Options Purchased 200 135.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 200 175.0000 American 17 Aug 2018
USD 0.01 Class A common Put Options Written 200 70.0000 American 17 Jan 2020
USD 0.01 Class A common Put Options Written 200 150.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 100 115.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Written 100 175.0000 American 17 Jan 2020
USD 0.01 Class A common Call Options Written -300 170.0000 American 17 Aug 2018
USD 0.01 Class A common Call Options Written -500 195.0000 American 21 Dec 2018
USD 0.01 Class A common Put Options Purchased -3,500 85.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -5,000 60.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Written -6,900 170.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Written -200 165.0000 American 24 Aug 2018
USD 0.01 Class A common Call Options Purchased 1,000 175.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Written 1,000 170.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Written 900 125.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 500 195.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 200 170.0000 American 21 Sep 2018
USD 0.01 Class A common Call Options Purchased 200 168.0000 American 24 Aug 2018
USD 0.01 Class A common Call Options Purchased 100 150.0000 American 17 Jan 2020
USD 0.01 Class A common Call Options Purchased 100 185.0000 American 21 Dec 2018
USD 0.01 Class A common Put Options Purchased -300 90.0000 American 17 Jan 2020
USD 0.01 Class A common Put Options Purchased -300 160.0000 American 17 Aug 2018
USD 0.01 Class A common Put Options Purchased -1,100 95.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -1,100 140.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Purchased -1,400 160.0000 American 21 Sep 2018
USD 0.01 Class A common Call Options Written -300 195.0000 American 31 Aug 2018
USD 0.01 Class A common Put Options Written 4,300 130.0000 American 21 Sep 2018
USD 0.01 Class A common Call Options Purchased 2,900 165.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Written 2,100 145.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Written 1,500 185.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Written 800 105.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Written 600 163.0000 American 31 Aug 2018
USD 0.01 Class A common Call Options Written -400 180.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Purchased -500 155.0000 American 21 Dec 2018
USD 0.01 Class A common Put Options Purchased -600 75.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Written -1,200 200.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Purchased -2,200 90.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 6,900 165.0000 American 17 Aug 2018
USD 0.01 Class A common Call Options Purchased 1,000 105.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 700 200.0000 American 17 Jan 2020
USD 0.01 Class A common Call Options Purchased 100 175.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Purchased 100 120.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Written 100 175.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -300 165.0000 American 21 Dec 2018
USD 0.01 Class A common Call Options Written -400 180.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -400 145.0000 American 21 Dec 2018
USD 0.01 Class A common Put Options Purchased -800 110.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -1,100 180.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -1,100 130.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -100,000 145.0000 American 21 Sep 2018
USD 0.01 Class A common Call Options Written -100 163.0000 American 17 Aug 2018
USD 0.01 Class A common Put Options Purchased -100 165.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Written 50,000 155.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Written 1,000 155.0000 American 17 Aug 2018
USD 0.01 Class A common Call Options Purchased 100 125.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Written 100 190.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -1,600 155.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Purchased -4,000 160.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Written -200 173.0000 American 24 Aug 2018
USD 0.01 Class A common Call Options Purchased 600 155.0000 American 21 Dec 2018
USD 0.01 Class A common Call Options Purchased 400 145.0000 American 17 Jan 2020
USD 0.01 Class A common Call Options Purchased 200 145.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -500 180.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Purchased -500 125.0000 American 17 Aug 2018
USD 0.01 Class A common Put Options Purchased -1,200 100.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Written -1,300 160.0000 American 17 Jan 2020
USD 0.01 Class A common Put Options Purchased -2,500 140.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Written -3,200 140.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -100 150.0000 American 17 Jan 2020
USD 0.01 Class A common Put Options Purchased -100 85.0000 American 17 Jan 2020
USD 0.01 Class A common Put Options Purchased -200 175.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Written 2,500 165.0000 American 21 Sep 2018
USD 0.01 Class A common Call Options Purchased 1,100 185.0000 American 21 Sep 2018
USD 0.01 Class A common Put Options Written 800 150.0000 American 31 Aug 2018
USD 0.01 Class A common Call Options Purchased 500 220.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Written 100 144.0000 American 7 Sep 2018
USD 0.01 Class A common Put Options Purchased -700 120.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Written -1,100 200.0000 American 18 Jan 2019
USD 0.01 Class A common Call Options Written -1,600 185.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -100 70.0000 American 18 Jan 2019
USD 0.01 Class A common Put Options Purchased -100 165.0000 American 17 Aug 2018

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/20180816005264/en/

BARCLAYS PLC

Source: BARCLAYS PLC

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Barclays plc published this content on 16 August 2018 and is solely responsible for the information contained herein. Distributed by Public, unedited and unaltered, on 16 August 2018 10:55:02 UTC