TULLOW OIL PLC

National Storage Mechanism | Additional information

RNS Number : 3589P

Tullow Oil PLC

05 June 2015


For filings with the FCA include the annex
For filings with issuer exclude the annex

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:		Tullow Oil plc
2 Reason for the notification (please tick the appropriate box or boxes):
An acquisition or disposal of voting rights			X
An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached
An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments
An event changing the breakdown of voting rights
Other (please specify):
3. Full name of person(s) subject to the notification obligation:	OppenheimerFunds, Inc
4. Full name of shareholder(s) (if different from 3.):
5. Date of the transaction and date on which the threshold is crossed or reached:	02 June 2015
6. Date on which issuer notified:	03 June 2015
7. Threshold(s) that is/are crossed or reached:	5.00% (decreased to 4.96%)


8. Notified details:
Investor Relations Contact: Tullow Oil plc 9 Chiswick Park 566 Chiswick High Road London W4 5XT United Kingdom [email protected]
A: Voting rights attached to shares
Class/type of shares if possible using the ISIN CODE	Situation previous to the triggering transaction						Resulting situation after the triggering transaction
Number of Shares			Number of Voting Rights			Number of shares		Number of voting rights			% of voting rights
Direct		Direct		Indirect	Direct			Indirect
GB0001500809	46,820,017			46,820,017			45,191,459				45,191,459			4.96%

B: Qualifying Financial Instruments
Resulting situation after the triggering transaction
Type of financial instrument			Expiration date		Exercise/ Conversion Period					Number of voting rights that may be acquired if the instrument is exercised/ converted.			% of voting rights


C: Financial Instruments with similar economic effect to Qualifying Financial Instruments
Resulting situation after the triggering transaction
Type of financial instrument		Exercise price		Expiration date		Exercise/ Conversion period			Number of voting rights instrument refers to			% of voting rights
												Nominal			Delta


Total (A+B+C)
Number of voting rights								Percentage of voting rights
45,191,459								4.96%


9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable:
OppenheimerFunds ("OFI") is a registered inivestment advisor with the US SEC. Its ultimate parent company, Massachusetts Mutual Life Insurance Company, qualifies for disaggregation under FSA regulations. The shares of the issuer are held by investment accounts managed by OFI and its subsidiary, OFI Global Asset Management

Proxy Voting:
10. Name of the proxy holder:
11. Number of voting rights proxy holder will cease to hold:
12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:
14. Contact name:	Cathy Swegart Sr Compliance Specialist OppenheimerFunds Inc
15. Contact telephone number:	001 (303) 768-3149

This information is provided by RNS

The company news service from the London Stock Exchange

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