20 Jan 2011 12:25

Â
1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached: | ARK THERAPEUTICS 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 notification obligation: Â | Smith & Williamson Holdings Limited | ||||||||||||
4. Full name of shareholder(s) (if different from 3.): Â | Â See section 9 | ||||||||||||
5. Date of the transaction and date on which the threshold is crossed or reached: Â | 14 January 2011 | ||||||||||||
6. Date on which issuer notified: Â | 19 January 2011 | ||||||||||||
7. Threshold(s) that is/are crossed or reached: Â | 11% | ||||||||||||
8. Notified details: | |||||||||||||
A: Voting rights attached to shares  | |||||||||||||
Class/type ofshares if possible usingthe ISIN CODE | Situation previousto the triggeringtransaction | Resulting situation after the triggering transaction | |||||||||||
NumberofShares | NumberofVotingRights | Numberof shares | Number of votingrights | % of voting rights | |||||||||
Direct | Direct | Indirect | Direct | Indirect | |||||||||
Ordinary GB0034251727 | Â 22,389,600 | 22,389.600 | 23,639,600 | 11.30% | |||||||||
B: Financial Instruments | |||||||||||||
Resulting situation after the triggering transaction  | |||||||||||||
Type of financialinstrument | Exerciseprice | Expirationdate | Exercise/Conversionperiod | Number of votingrights instrumentrefers to | % of voting rights  | ||||||||
 N/A | Nominal | Delta  | |||||||||||
Total (A+B) Â | |||||||||||||
Number of voting rights | Percentage of voting rights | ||||||||||||
23,639,600 | 11.30% | ||||||||||||
9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: | |||||||||||||
Smith and Williamson Nominees Limited, a subsidiary of Smith and Williamson Investment Management Limited, a subsidiary of Smith and Williamson Holdings Limited - 7,514,600 shares  Royal Bank of Scotland as custodian for Smith & Williamson Fund Administration Ltd, a subsidiary of Smith & Williamson Investment Management Limited, a subsidiary of Smith & Williamson Investment Management Limited, a subsidiary of Smith & Williamson Holdings Limited - 4,000,000 shares  BNP Paribas as custodian for Smith and Williamson Investment Management Limited, a subsidiary of Smith & Williamson Holdings Limited - 875,000 shares  BNP Paribas Securities Services as custodian for Smith & Williamson Investment Management (Ireland) Limited, a subsidiary of Smith & Williamson Holdings Limited - 11,250,000 shares  | |||||||||||||
Proxy Voting: Â | |||||||||||||
10. Name of the proxy holder: Â | Â N/A | ||||||||||||
11. Number of voting rights proxy holder will cease to hold: Â | Â N/A | ||||||||||||
12. Date on which proxy holder will cease to hold voting rights: Â | Â N/A | ||||||||||||
13. Additional information: Â | |||||||||||||
14. Contact name: Â | Smith and Williamson Investment Management | ||||||||||||
15. Contact telephone number: Â | 020 7131 4000 | ||||||||||||
Â