Holding(s) in Company

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

RNS Number : 6707F

Diploma PLC

15 January 2010

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:

Diploma Plc

2 Reason for the notification (please tick the appropriate box or boxes):
An acquisition or disposal of voting rights		Yes
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:

Legal & General Group Plc (Group)

Legal & General Investment Management Limited (LGIM)

Legal & General Group Plc (L&G)

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

Legal & General Assurance (Pensions Management) Limited (PMC)

5. Date of the transaction and date on which the threshold is crossed or reached:

13 January 2010

6. Date on which issuer notified:

15 January 2010

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

Group (Below 5%)

LGIM (Below 5%)

L&G (From 5% to 4%)

8. Notified details:
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
Ordinary 5p	6,616,158 (L&G) 6,985,056 (LGIM) (As of 13/11/2009)		5,235,016 5,235,016 4.62% Below 5%

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

Total (A+B+C)
Number of voting rights	Percentage of voting rights
5,235,016 (L&G)	4.62%
Below 5% (LGIM)

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

Legal & General Group Plc (Direct and Indirect) (Group) (Below 5% = Total Position)

Legal & General Investment Management (Holdings) Limited (LGIMH) (Direct and Indirect) (Below 5% = Total Position)

Legal & General Investment Management Limited (Indirect) (LGIM) (5 Below 5% = Total Position)

Legal & General Group Plc (Direct) (L&G) (5,235,016 – 4.62% = LGAS, LGPL & PMC)

Legal & General Investment Management Legal & General Insurance Holdings Limited
(Holdings) Limited (Direct) (LGIMHD) (Direct) (LGIH)
(4,867,242 – 4.29% =PMC)

Legal & General Assurance (Pensions Legal & General Assurance Society Limited
Management) Limited (PMC) (LGAS & LGPL)
(4,867,242 – 4.29% =PMC)

Legal & General Pensions Limited (Direct)
(LGPL)

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:

Notification using the total voting rights figure of 113,239,555

14. Contact name: