| 31/08/2010 | 10:33 | Ark Therapeutics Group PLC - Total Voting Rights |
| 27/08/2010 | 10:08 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 25/08/2010 | 07:00 | Ark Therapeutics Group PLC - Half Yearly Report |
| 20/08/2010 | 14:27 | Gartmore Investment Management Ltd Form 8.3 - Ark Therapeutics Group Plc |
| 19/08/2010 | 11:35 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 16/08/2010 | 12:29 | Smith & Williamson Investment Mngmt - Form 8.3 - Ark Therapeutics Group plc |
| 16/08/2010 | 07:00 | D & K Phillips - Form 8.3 - Ark Therapeutics PLC (Amendment) |
| 13/08/2010 | 16:24 | Ark Therapeutics Group PLC - Re EGM |
| 13/08/2010 | 11:34 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 13/08/2010 | 11:22 | Credit Suisse Securities (Eur) Ltd - Form 8.5 (EPT/RI) |
| 13/08/2010 | 10:30 | D & K Phillips - Form 8.3 - Ark Therapeutics PLC |
| 11/08/2010 | 11:35 | GAM (UK) Ltd - Form 8.3 - [Ark Therapeutics Plc] |
| 05/08/2010 | 12:31 | GAM (UK) Ltd - Form 8.3 - Ark Therapeutics Group PLC |
| 04/08/2010 | 16:41 | Ark Therapeutics Group PLC - Second Price Monitoring Extn |
| 04/08/2010 | 16:35 | Ark Therapeutics Group PLC - Price Monitoring Extension |
| 04/08/2010 | 10:00 | Smith & Williamson Investment Mngmt - Form 8.3 - Ark Therapeutics Group |
| 03/08/2010 | 10:47 | Smith & Williamson Investment Mngmt - Form 8.3 - Ark Therapeutics |
| 30/07/2010 | 11:22 | GAM International Management Ltd - Form 8.3 - Ark Therapeutics Plc |
| 29/07/2010 | 10:34 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 28/07/2010 | 11:03 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 28/07/2010 | 10:36 | Ark Therapeutics Group PLC - Holding(s) in Company |
| 28/07/2010 | 10:30 | D & K Phillips - Form 8.3 - Ark Therapeutics |
| 28/07/2010 | 10:01 | Ark Therapeutics Group PLC - Holding(s) in Company |
| 26/07/2010 | 14:57 | Smith & Williamson Investment Mngmt - Form 8.3 - [Ark Therapeutics] |
| 26/07/2010 | 14:41 | Gartmore Investment Management Ltd Form 8.3 - ARK THERAPEUTICS |
| 26/07/2010 | 11:37 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 23/07/2010 | 11:57 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 23/07/2010 | 11:15 | Smith & Williamson Investment Mngmt - Form 8.3 - Ark Therapeutics Group plc |
| 22/07/2010 | 14:35 | Gartmore Investment Management Ltd Form 8.3 - Ark Theraputics Plc |
| 22/07/2010 | 12:54 | Smith & Williamson Investment Mngmt - Form 8.3 - Ark Therapeutics Group plc |
| 22/07/2010 | 11:19 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 22/07/2010 | 10:55 | Legal & General Investment Mgmnt Ld - Form 8.3 - Ark Therapeutics Group Plc |
| 21/07/2010 | 14:41 | Legal & General Investment Mgmnt Ld - Form 8.3 - Ark Therapeutics Plc |
| 21/07/2010 | 10:54 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 20/07/2010 | 11:35 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 20/07/2010 | 11:00 | Credit Suisse Securities (Eur) Ltd - Form 8.5 (EPT/RI) |
| 20/07/2010 | 10:46 | Smith & Williamson Investment Mngmt - Form 8.3 - [Ark Therapeutics] |
| 19/07/2010 | 11:39 | Credit Suisse Securities (Eur) Ltd - Form 8.5 (EPT/RI) |
| 19/07/2010 | 11:33 | Credit Suisse Securities (Eur) Ltd - Form 8.5 (EPT/RI)- Amendment 15/07 |
| 19/07/2010 | 11:26 | Smith & Williamson Investment Mngmt - Form 8.3 - Ark Therapeutics |
| 16/07/2010 | 12:07 | Credit Suisse Securities (Eur) Ltd - Form 8.5 (EPT/RI) |
| 15/07/2010 | 13:06 | GAM International Management Ltd - Form 8.3 - Ark Therapeutics Group PLC |
| 13/07/2010 | 07:00 | Ark Therapeutics Group PLC - ARK UPDATE AND BOARD CHANGES |
| 09/07/2010 | 10:16 | D & K Phillips - Form 8.3 - Ark Therapeutics Group PLC - Amendment |
| 08/07/2010 | 10:27 | D & K Phillips - Form 8.3 - Ark Therapeutics Group PLC |
| 07/07/2010 | 13:55 | Gartmore Investment Management Ltd Form 8.3 - Ark Therapeutic Group Plc |
| 07/07/2010 | 11:50 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 06/07/2010 | 14:49 | Gartmore Investment Management Ltd Form 8.3 - Ark Therapeutics Groups Plc |
| 06/07/2010 | 11:36 | Piper Jaffray Ltd - Form 8.5 (EPT/NON-RI) |
| 02/07/2010 | 14:15 | Gartmore Investment Management Ltd Form 8.3 - Ark Therapeutic Group Plc |