Holding(s) in Company

27th Mar 2007 17:39

TR-1i: NOTIFICATION OF MAJOR INTERESTS IN SHARES

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

GKN plc

2. Reason for the notification: (please state Yes/No):

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 event changing the breakdown of voting rights:

Other (please specify): Yes, special notification for DTR

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

Mellon Financial Corporation

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

Mellon Capital Management Corporation

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

6. Date on which issuer notified:

27/03/2007

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

N/A 8. Notified details:

A: Voting rights attached to shares

Class/type Situation Previous Resulting situation after the triggering of shares if to the Triggering transaction (vii)

possible Transaction using the ISIN CODE Number Number of Number Number of voting % of voting of voting of rights (ix) rights shares rights shares Direct Direct Indirect Direct Indirect (x) (xi) Ordinary 23,574,954 3.35% GB0030646508 B: Financial Instruments

Resulting situation after the triggering transaction (xii)

Type of Expiration Date Exercise/ Number of voting % of voting financial (xiii) Conversion Period rights that may be rights instrument / Date (xiv) acquired if the instrument is exercised/ converted. Total (A+B)Number of voting % of voting rights rights 23,574,954 3.35%

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

Mellon Financial Corporation is making this disclosure as the ultimate parent company of Mellon Capital Management Corporation.

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:

GKN plc is disclosing this information in accordance with DTR TP8.

14. Contact name: Chris Winters, Senior Secretarial Assistant, GKN plc

15. Contact telephone number: 01527 533383

GKN PLC

---

Related Shares:

GKN PLC