Holding(s) in Company

RNS Number : 4737R

IMI PLC

03 November 2011

TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

IMI plc

2. Reason for the notification: (please place an X inside the appropriate bracket/s)

An acquisition or disposal of voting rights:	( )

An acquisition or disposal of 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): Take on of a new client	(X)

3. Full name of person(s) subject to the notification obligation:

Ameriprise Financial, Inc. and its group

4. Full name of shareholder(s): (if different from 3.)

See additional information under 13

5. Date of the transaction: (and date on which the threshold Is crossed or reached)

1 November 2011

6. Date on which issuer notified:

2 November 2011

7. Threshold(s) that is/are crossed or reached:

Above the threshold of 5%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares (if possible using 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
GB0004579636	N/A	N/A	290,232	290,232	15,810,012	0.090%	4.925%

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

16,100,244	5.015%

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable

Ameriprise Financial, Inc., which through intermediate holding companies controls the voting rights of Columbia Management Investment Advisers, Columbia Wanger Asset Management, Threadneedle Management Luxembourg SA and Threadneedle Asset Management Holdings Ltd, which itself controls the voting rights of Threadneedle Asset Management Ltd, Threadneedle International Ltd and Threadneedle Pensions Ltd

Proxy Voting:

10. Name of the proxy holder:

N/A

11. Number of voting rights proxy holder will cease to hold:

N/A

12. Date on which proxy holder will cease to hold voting rights:

N/A

13. Additional information:

Registered owner

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