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LONDON--(BUSINESS WIRE)-- Ap19 FORM 8.3 - Amendment to Sales IRISH TAKEOVER PANEL DISCLOSURE UNDER RULE 8.3 OF THE IRISH TAKEOVER PANEL ACT, 1997, TAKEOVER RULES, 2013 DEALINGS BY PERSONS WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE 1. KEY INFORMATION 2. INTERESTS AND SHORT POSITIONS (a) Interests and short positions (following dealing) in the class of relevant security dealt in (Note 3) (1) 2,399,361 1.86% 465,221 0.36% (2) 355,000 0.28% 388,524 0.30% (3) 0 0.00% 0 0.00% 2,754,361 2.14% 853,745 0.66% (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3) Class of relevant security: Long Short Number (%) Number (%) (1) Relevant securities (2) Derivatives (other than options) (3) Options and agreements to purchase/sell Total Ap20 1. DEALINGS (Note 4) (a) Purchases and sales Purchase 39 210.3300 USD Purchase 75 210.8200 USD Purchase 94 211.5868 USD Purchase 100 210.2956 USD Purchase 100 210.0600 USD Purchase 104 211.4923 USD Purchase 125 210.7540 USD Purchase 131 210.1791 USD Purchase 140 211.9585 USD Purchase 200 211.2200 USD Purchase 291 210.5704 USD Purchase 298 210.1599 USD Purchase 326 210.3988 USD Purchase 374 211.4763 USD Purchase 400 210.0325 USD Purchase 400 210.4315 USD Purchase 411 210.6877 USD Purchase 528 210.2725 USD Purchase 533 210.0930 USD Purchase 538 210.0623 USD Purchase 571 210.3541 USD Purchase 661 209.9939 USD Purchase 672 210.2376 USD Purchase 728 210.0937 USD Purchase 830 210.1754 USD Purchase 851 209.0339 USD Purchase 965 210.3447 USD Purchase 980 210.2304 USD Purchase 1,231 210.4075 USD Purchase 1,381 210.3248 USD Purchase 2,002 210.1818 USD Purchase 2,583 210.6745 USD Purchase 3,467 210.6232 USD Purchase 4,369 210.6446 USD Purchase 4,474 210.1400 USD Purchase 4,896 210.6550 USD Purchase 6,293 210.1883 USD Purchase 6,852 210.0713 USD Purchase 6,913 210.1262 USD Purchase 6,952 210.6270 USD Purchase 7,926 210.4185 USD Purchase 8,210 210.7315 USD Purchase 8,482 210.3996 USD Purchase 9,538 209.8832 USD Purchase 17,167 210.0200 USD Purchase 25,911 210.1187 USD Purchase 54,832 210.3605 USD Purchase 133,078 209.9944 USD Sale 2 210.1350 USD Sale 9 210.8000 USD Sale 12 212.0700 USD Sale 40 210.0312 USD Sale 100 209.0100 USD Sale 100 209.0150 USD Sale 100 209.0600 USD Sale 100 209.0900 USD Sale 151 208.9527 USD Sale 156 210.2935 USD Sale 193 210.5510 USD Sale 200 210.6250 USD Sale 200 210.4900 USD Sale 200 210.1100 USD Sale 200 210.5050 USD Sale 300 210.3366 USD Sale 326 210.3988 USD Sale 407 210.3386 USD Sale 627 209.8157 USD Sale 638 209.9390 USD Sale 791 210.2724 USD Sale 797 210.1351 USD Sale 800 210.6462 USD Sale 829 209.8799 USD Sale 859 209.8764 USD Sale 877 210.2950 USD Sale 882 210.4417 USD Sale 893 210.2767 USD Sale 978 210.4488 USD Sale 1,300 210.9146 USD Sale 1,409 210.4780 USD Sale 1,585 209.8637 USD Sale 1,609 209.8857 USD Sale 1,726 210.1596 USD Sale 1,975 210.2402 USD Sale 1,978 209.8901 USD Sale 2,070 209.8928 USD Sale 2,404 209.8718 USD Sale 2,445 210.1752 USD Sale 2,455 210.5810 USD Sale 2,690 210.4484 USD Sale 2,888 210.3783 USD Sale 3,196 210.5687 USD Sale 3,200 210.7130 USD Sale 3,527 210.1081 USD Sale 3,565 209.8161 USD Sale 3,570 210.5483 USD Sale 3,657 209.9141 USD Sale 3,897 210.7614 USD Sale 4,125 210.4797 USD Sale 4,555 209.9078 USD Sale 4,596 210.3040 USD Sale 5,071 210.1400 USD Sale 6,816 210.7944 USD Sale 8,184 210.9209 USD Sale 8,243 210.2904 USD Sale 10,400 210.1465 USD Sale 11,087 210.0410 USD Sale 13,150 210.3695 USD Sale 13,263 210.1947 USD Sale 15,618 209.9215 USD Sale 17,273 209.9299 USD Sale 68,733 210.1018 USD Sale 74,305 209.9944 USD (b) Derivatives transactions (other than options transactions) SWAP Long 41,000 210.1400 USD (c) Options transactions in respect of existing relevant securities (i) Writing, selling, purchasing or varying Product name, e.g. call option Writing, selling, purchasing, varying etc. Number of securities to which the option relates (Note 7) Exercise price Type, e.g. American, European etc. Expiry date Option money paid/received per unit (Note 5) (ii) Exercising Product name, e.g. call option Number of securities Exercise price per unit (Note 5) (d) Other dealings (including transactions in respect of new securities) (Note 4) Nature of transaction (Note 8) Details Price per unit (if applicable) (Note 5) Ap21 2. OTHER INFORMATION Agreements, arrangements or understandings relating to options or derivatives 8 Oct 2020 Large Holdings Regulatory Operations 020 3134 7213

Answer: Form 8.3 - WILLIS TOWERS WATSON PLC - Amendment