8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): November 8, 2012

Shire plc

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(Exact name of registrant as specified in its charter)

Jersey, Channel Islands

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(State or other jurisdiction of incorporation)

0-29630                                                  98-0601486

(Commission File Number)                (IRS Employer Identification No.)

5 Riverwalk, Citywest Business Campus, Dublin

24, Republic of Ireland

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(Address of principal executive offices)                              (Zip code)

Registrant's telephone number, including area code               +353 1 429 7700

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(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2.):

[  ]  Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

[  ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

[  ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

[  ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 8.01.    Other Events

Shire plc has issued the press release attached hereto as Exhibit 99.01 which is incorporated by reference herein.

Item 9.01.    Financial Statements and Exhibits

(d)  Exhibits.  The following exhibit is filed herewith:

99.01          Press Release dated November 8, 2012

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

SHIRE PLC
By:	/s/ A C Russell
	Name:	Angus Russell
	Title:	Chief Executive Officer

Dated: November 8, 2012

EXHIBIT INDEX
Number	Description
99.01	Press release dated November 8, 2012

EX-99.1

Exhibit 99.01

Press Release
www.shire.com

Transaction in Own Shares

November 8, 2012 – Shire plc (the “Company”) (LSE: SHP, NASDAQ: SHPG), announces that in accordance with the authority granted by shareholders at the Company's Annual General Meeting on April 24, 2012 it purchased 56,519 of its ordinary shares of 5 pence each on November 8, 2012 The highest and lowest price paid was 1774.00 pence per share and 1755.00 pence per share respectively.

The purchased shares will be held as treasury shares. Following the above purchase, the Company holds 891,384 shares as treasury shares, and has 561,649,503 shares in issue (excluding treasury shares).

For further information please contact:

Investor Relations
Eric Rojas	erojas@shire.com	+1 781 482 0999
Sarah Elton-Farr	seltonfarr@shire.com	+44 1256 894157

Notes to editors

Shire enables people with life-altering conditions to lead better lives.

Through our deep understanding of patients’ needs, we develop and provide healthcare in the areas of:

· Behavioral Health and Gastro Intestinal conditions

· Rare Diseases

· Regenerative Medicine

as well as other symptomatic conditions treated by specialist physicians.

We aspire to imagine and lead the future of healthcare, creating value for patients, physicians, policymakers, payors and our shareholders.

Registered in Jersey, No. 99854, 22 Grenville Street, St Helier, Jersey JE4 8PX