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LONDON--(BUSINESS WIRE)-- Ap19 FORM 8.3 - Amendment to Purchase and 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) 2,908,791 2.26% 464,039 0.36% (2) 412,656 0.32% 744,751 0.58% (3) 0 0.00% 0 0.00% 3,321,447 2.58% 1,208,790 0.94% (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 4 182.1975 USD Purchase 6 182.0600 USD Purchase 8 181.9350 USD Purchase 8 183.0725 USD Purchase 8 182.1850 USD Purchase 8 182.1950 USD Purchase 14 183.0435 USD Purchase 15 182.6533 USD Purchase 16 182.0993 USD Purchase 20 182.4890 USD Purchase 20 182.2895 USD Purchase 38 183.0460 USD Purchase 46 182.3460 USD Purchase 50 182.5778 USD Purchase 52 182.6880 USD Purchase 54 182.7637 USD Purchase 58 182.7703 USD Purchase 68 182.8454 USD Purchase 81 182.1441 USD Purchase 85 182.3500 USD Purchase 87 181.6610 USD Purchase 110 185.3807 USD Purchase 142 182.1138 USD Purchase 159 183.1144 USD Purchase 200 182.8600 USD Purchase 201 184.0681 USD Purchase 227 183.2430 USD Purchase 320 182.5541 USD Purchase 336 182.6573 USD Purchase 386 183.4309 USD Purchase 657 182.4823 USD Purchase 676 182.3392 USD Purchase 978 185.7751 USD Purchase 1,360 180.8046 USD Purchase 2,520 182.2376 USD Purchase 3,000 181.4176 USD Purchase 3,576 182.9388 USD Purchase 3,604 182.1929 USD Purchase 4,622 182.8752 USD Purchase 7,226 182.4831 USD Purchase 7,266 181.5583 USD Purchase 9,696 182.3505 USD Purchase 11,236 182.4800 USD Purchase 12,899 181.9097 USD Purchase 15,604 181.9103 USD Purchase 17,400 184.2500 USD Purchase 100,000 186.4000 USD Purchase 163,869 185.0153 USD Sale 1 184.0450 USD Sale 4 181.7025 USD Sale 6 181.6466 USD Sale 8 182.0825 USD Sale 9 181.6200 USD Sale 13 185.9230 USD Sale 85 183.8000 USD Sale 141 181.8700 USD Sale 200 180.5850 USD Sale 247 181.9974 USD Sale 290 182.5035 USD Sale 300 180.8000 USD Sale 511 181.0477 USD Sale 625 186.5648 USD Sale 655 186.0900 USD Sale 740 182.6368 USD Sale 751 180.7390 USD Sale 832 180.9536 USD Sale 891 181.7746 USD Sale 1,166 182.0067 USD Sale 1,350 180.6931 USD Sale 1,360 180.8046 USD Sale 2,118 181.0938 USD Sale 2,637 183.3772 USD Sale 2,802 180.4097 USD Sale 3,668 180.7324 USD Sale 4,792 182.4800 USD Sale 5,443 181.9735 USD Sale 5,621 181.9985 USD Sale 7,112 182.4786 USD Sale 8,921 182.5670 USD Sale 13,362 181.8051 USD Sale 13,446 182.3415 USD Sale 20,000 184.2241 USD Sale 20,000 181.8821 USD Sale 67,400 185.8449 USD Sale 82,360 185.0153 USD Sale 100,000 186.4000 USD (b) Derivatives transactions (other than options transactions) Product name, e.g. CFD Nature of transaction (Note 6) Number of relevant securities (Note 7) Price per unit (Note 5) (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 4 Nov 2020 Large Holdings Regulatory Operations 020 3134 7213

Answer: Form 8.3 - WILLIS TOWERS WATSON PLC - AMENDMENT