You are given a text that consists of multiple sentences. Your task is to perform abstractive summarization on this text. Use your understanding of the content to express the main ideas and crucial details in a shorter, coherent, and natural sounding text.

LONDON--(BUSINESS WIRE)-- Ap19 FORM 8.3 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) 345,729 0.15% 2,361,671 1.02% (2) 528,090 0.23% 33,200 0.01% (3) 107,299 0.05% 106,599 0.05% 981,118 0.42% 2,501,470 1.08% (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 Number of relevant securities Price per unit 1 201.6000 USD 1 200.2900 USD 3 201.4600 USD 5 200.6060 USD 7 202.1585 USD 7 201.0157 USD 8 201.1325 USD 14 202.6907 USD 30 201.4573 USD 31 201.5200 USD 32 201.4584 USD 51 201.6127 USD 58 201.4200 USD 75 202.0896 USD 100 202.3200 USD 100 200.3900 USD 100 202.0900 USD 109 199.9637 USD 112 202.1446 USD 118 201.6758 USD 143 201.9674 USD 144 202.0921 USD 200 202.1450 USD 249 202.3500 USD 250 200.6860 USD 400 201.7974 USD 400 201.3700 USD 400 202.1000 USD 414 201.5377 USD 457 202.2600 USD 600 201.5083 USD 621 202.1251 USD 670 201.7401 USD 730 201.3793 USD 774 201.1393 USD 3,211 201.5400 USD 3,960 201.5023 USD 4,546 201.3566 USD 5,100 201.5298 USD 5,639 201.5087 USD 10,147 201.3390 USD 13,073 201.5565 USD 14,436 201.3287 USD 24,161 201.2111 USD 3 202.0800 USD 5 201.6300 USD 7 202.1800 USD 31 201.5200 USD 35 201.0400 USD 37 201.8400 USD 40 201.5700 USD 100 201.5350 USD 100 201.2000 USD 100 202.0700 USD 100 201.0200 USD 100 201.5100 USD 100 202.0200 USD 100 201.3200 USD 110 202.1000 USD 131 200.3254 USD 133 201.1485 USD 170 201.6600 USD 200 201.6550 USD 200 201.0150 USD 200 200.2108 USD 200 201.5000 USD 210 201.3047 USD 225 201.7100 USD 238 201.1092 USD 273 201.4658 USD 290 201.5848 USD 300 201.3833 USD 300 201.8883 USD 301 201.8343 USD 356 201.5130 USD 400 201.3850 USD 403 202.0952 USD 405 201.6325 USD 416 201.3946 USD 458 201.3763 USD 494 201.6187 USD 537 201.4438 USD 570 201.5493 USD 670 201.4194 USD 672 201.5194 USD 742 201.4933 USD 746 201.5004 USD 773 201.4198 USD 785 201.3705 USD 801 201.4370 USD 855 201.3750 USD 1,002 201.5799 USD 1,322 201.5657 USD 1,400 201.0830 USD 1,744 201.4524 USD 1,857 201.6306 USD 2,021 201.3928 USD 3,148 201.5400 USD 3,536 201.1246 USD 4,474 201.1762 USD 5,282 201.0532 USD 6,837 201.0225 USD 7,012 201.3313 USD 8,794 201.3770 USD 10,818 201.4790 USD 20,724 201.5383 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 Full details of any agreement, arrangement or understanding between the person disclosing and any other person relating to the voting rights of any relevant securities under any option referred to on this form or relating to the voting rights or future acquisition or disposal of any relevant securities to which any derivative referred to on this form is referenced. If none, this should be stated. None YES 14 Sep 2020 Large Holdings Regulatory Operations 020 3134 7213 Ap23 SUPPLEMENTAL FORM 8 IRISH TAKEOVER PANEL DISCLOSURE UNDER RULE 8.1 AND RULE 8.3 OF THE IRISH TAKEOVER PANEL ACT, 1997, TAKEOVER RULES, 2013 DETAILS OF OPEN POSITIONS (This form should be attached to Form 8.1(a) & (b)(i), Form 8.1(b)(ii) or Form 8.3, as appropriate) OPEN POSITIONS (Note 1) Number of Exercise Type Expiry relevant securities price date to which the option or derivative relates 700 195.0000 American Sep 18, 2020 -106,599 214.5780 European Oct 20, 2020 106,599 214.5780 European Oct 20, 2020 Notes 1. Where there are open option positions or open derivative positions (except for CFDs), full details should be given. Full details of any existing agreements to purchase or to sell must also be given on this form. 2. For all prices and other monetary amounts, the currency must be stated. For full details of disclosure requirements, see Rule 8 of the Rules. If in doubt, consult the Panel.

Answer: FORM 8.3 AON PLC