Threadneedle AM Hdgs - Rule 8.3- Inverness Medical

RNS Number:8072L
Threadneedle Asset Mangmt Hldgs Ltd
15 January 2008

.FORM 8.3

DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE

(Rule 8.3 of the Takeover Code)

1. KEY INFORMATION

Name of person dealing (Note 1) Threadneedle Asset Management Holdings Ltd
Company dealt in Inverness Medical Innovations Inc
Class of relevant security to which the dealings Ordinary
being disclosed relate (Note 2)
Date of dealing 14/01/08

2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

(a) Interests and short positions (following dealing) in the class of relevant
security dealt in (Note 3)

Long Short
Number (%) Number (%)
(1) Relevant securities 2,361,126 3.118%
(2) Derivatives (other than options)
(3) Options and agreements to purchase/sell
Total 2,361,126 3.118%

(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

(c) Rights to subscribe (Note 3)

Class of relevant security: Details

3. DEALINGS (Note 4)

(a) Purchases and sales

Purchase/sale Number of securities Price per unit (Note 5)
Sale 816 GBP 60.75

(b) Derivatives transactions (other than options)

Product name, e.g. CFD Long/short (Note 6) Number of securities (Note 7) Price per unit (Note 5)

(c) Options transactions in respect of existing securities

(i) Writing, selling, purchasing or varying

Product Writing, Number of Exercise Type, e.g. Expiry date Option money paid/
name,e.g. selling, securities to price American, received per unit
call option purchasing, which the option European etc. (Note 5)
varying etc. relates (Note 7)

(ii) Exercising

Product name, e.g. call Number of securities Exercise price per unit (Note 5)
option

(d) Other dealings (including new securities) (Note 4)

Nature of transaction (Note 8) Details Price per unit (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.

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Is a Supplemental Form 8 attached? (Note 9)
YES/NO

Date of disclosure 15/01/2008

Contact name Sharyn Sharp

Telephone number 01793 363062

If a connected EFM, name of offeree/offeror with which connected

If a connected EFM, state nature of connection (Note 10)

Notes

The Notes on Form 8.3 can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk

This information is provided by RNS
The company news service from the London Stock Exchange
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