| TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES | ||||
|  |  | |||
| 1. Identity of the issuer or the underlying issuer 
 | IP Group 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 | Legal & General Group Plc (L&G) | |||
| 4. Full name of shareholder(s)  |  | |||
| 5. Date of the transaction and date on | 31 May 2012 | |||
| 6. Date on which issuer notified: | 01 June 2012 | |||
| 7. Threshold(s) that is/are crossed or 
 | L&G (Below 3%) | |||
| 8. Notified details: 
 | ||||||||||||||||
| A: Voting rights attached to shares | ||||||||||||||||
| Class/type of 
 | Situation previous | Resulting situation after the triggering transaction | ||||||||||||||
| Number | Number | 
 Number | Number of voting | % of voting rights | ||||||||||||
| Direct | Indirect | Direct | Indirect | |||||||||||||
| Ordinary 2p shares 
 GB00B128J450 | 12,094,123 
 (As on 07/09/2011) | Below 3% | ||||||||||||||
|  | ||||||||||||||||
| B: Qualifying Financial Instruments | ||||||||||||||||
| Resulting situation after the triggering transaction | ||||||||||||||||
| 
 Type of financial | 
 Expiration | 
 Exercise/ | Number of voting | 
 % of voting | ||||||||||||
|  |  |  |  |  | ||||||||||||
|  | ||||||||||||||||
| C: Financial Instruments with similar economic effect to Qualifying Financial Instruments | ||||||||||||||||
| Resulting situation after the triggering transaction | ||||||||||||||||
| 
 Type of financial 
 | 
 Exercise price | 
 Expiration date | 
 Exercise/ | 
 Number of voting rights instrument refers to 
 | 
 % of voting rights 
 | |||||||||||
|  |  |  |  | 
 
 | Nominal | Delta | ||||||||||
|  |  | |||||||||||||||
|  | ||||||||||||||||
| Total (A+B+C) | ||||||||||||||||
| Number of voting rights | Percentage of voting rights | |||||||||||||||
| 
 Below 3% 
 | ||||||||||||||||
| 9. Chain of controlled undertakings through which the voting rights and/or the | ||||||||||||||||||||||||||
| 
 
 | ||||||||||||||||||||||||||
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| Proxy Voting: | ||||||||||||||||||||||||||
| 10. Name of the proxy holder: |  | |||||||||||||||||||||||||
| 11. Number of voting rights proxy holder will cease |  | |||||||||||||||||||||||||
| 12. Date on which proxy holder will cease to hold |  | |||||||||||||||||||||||||
|  | ||||||||||||||||||||||||||
| 
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| 14. Contact name: | Greg Smith | |||||||||||||||||||||||||
| 15. Contact telephone number: | 02074440050 | |||||||||||||||||||||||||