FORM 8.3 IRISH TAKEOVER PANEL DISCLOSURE UNDER RULE 8.3 OF THE IRISH TAKEOVER PANEL ACT, 1997, TAKEOVER RULES, 2007 (AS AMENDED) DEALINGS BY PERSONS WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE 1. KEY INFORMATION Name of person dealing (Note 1) Pentwater Capital Management LP Company dealt in Covidien Plc Class of relevant security to which the dealings being $0.20 Ordinary disclosed relate (Note 2) Shares Date of dealing August 29, 2014 2. INTERESTS AND SHORT POSITIONS (a) Interests and short positions (following dealing) in the class of relevant security dealt in(Note 3) Class of relevant security: Ordinary shares Interests Short positions Number % Number % (1) Relevant security 3,900,000 0.86% (2) Derivatives (other than options): (3) Options and 700,000 0.155% 5,650,000 1.25% agreements to purchase/ sell: TOTAL: 4,600,000 1.02% 5,650,000 1.25% (b) Interests and short positions in relevant securities of the company, other than the class dealt in (Note 3) Class of relevant security: Interests Short positions Number % Number % (1) Relevant security (2) Derivatives (other than options): (3) Options and agreements to purchase/sell: TOTAL: 3. DEALINGS (Note 4) (a) Purchases and sales Purchase/sale Number of relevant Price per unit securities (Note 5) Purchase 20,000 86.58 USD (b) Derivatives transactions (other than options transactions) Product description Nature of transaction Number of Price per unit e.g. CFD (Note 6) relevant (Note 5) securities (Note 7) (c) Options transactions in respect of existing relevant securities (i) Writing, selling, purchasing or varying Product name e.g. Writing, Number of Exercise Type Expiry Option call option selling, securities price e.g. date money paid purchasing, to which American, / received varying option European per unit etc. relates etc. (ii) Exercising Product name Number of Exercise price per e.g. call option securities unit (Note 5) (d) Other dealings (including transactions in respect of new securities. (Note4) Nature of transaction Details Price per unit (Note 8) (if applicable) (Note 5) 4. 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. Is a Supplemental Form 8 attached? (Note 9) YES Date of disclosure: September 1, 2014 Contact name: Neal Nenadovic Telephone number: (312) 589-6405 If a connected EFM, name of offeree/ offeror with which connected If a connected EFM, state nature of connection (Note 10) SUPPLEMENTALFORM8 IRISHTAKEOVERPANEL DISCLOSUREUNDERRULE8.1ANDRULE8.3OFTHEIRISHTAKEOVERPANEL ACT,1997,TAKEOVER RULES,2007(ASAMENDED) DETAILSOFOPENPOSITIONS (ThisformshouldbeattachedtoForm8.1(a)&(b)(i),Form8.1(b)(ii)orForm8.3,as appropriate) OPENPOSITIONS(Note 1) Productname, Writtenor Numberofrelevant Exercise Type,e.g. Expiry e.g.calloption purchased securitiestowhich price American, date theoptionor (Note 2) Europeanetc. derivativerelates Put option written 200,000 82.50 American 19 Sep USD 14 Put option written 500,000 85.00 American 19 Sep USD 14 Call option written (1,000,000) 90.00 American 17 Oct USD 14 Call option written (350,000) 92.50 American 17 Oct USD 14 Call option written (550,000) 95.00 American 17 Oct USD 14 Put option purchased (400,000) 87.50 American 19 Sep USD 14 Put option purchased (100,000) 82.50 American 17 Oct USD 14 Put option purchased (2,700,000) 85.00 American 17 Oct USD 14 Put option purchased (250,000) 87.50 American 17 Oct USD 14 Put option purchased (200,000) 82.50 American 17 Jan USD 15 Put option purchased (100,000) 90.00 American 15 Jan USD 16 Notes 1. Wherethereareopenoptionpositionsoropenderivativepositions (exceptfor CFDs),fulldetailsshouldbegiven.Fulldetailsofany existingagreementsto purchaseortosellmustalsobegivenonthisform. 2. Forallpricesandothermonetaryamounts,thecurrencymustbestated. For full details of disclosure requirements, see Rule 8 of the Rules. If in doubt, consult the Panel.