| 21/11/22 | 07:00:07 | 21 Nov 2022 | | Transaction in Own Shares | RNS |
| 18/11/22 | 07:00:03 | 18 Nov 2022 | | Transaction in Own Shares | RNS |
| 17/11/22 | 12:00:01 | 17 Nov 2022 | | PRTC Presents at Two Upcoming Investor Conferences | RNS |
| 17/11/22 | 07:00:05 | 17 Nov 2022 | | Transaction in Own Shares | RNS |
| 16/11/22 | 07:00:02 | 16 Nov 2022 | | Transaction in Own Shares | RNS |
| 15/11/22 | 07:00:03 | 15 Nov 2022 | | Transaction in Own Shares | RNS |
| 14/11/22 | 07:00:04 | 14 Nov 2022 | | Transaction in Own Shares | RNS |
| 11/11/22 | 07:00:04 | 11 Nov 2022 | | Transaction in Own Shares | RNS |
| 10/11/22 | 17:00:01 | 10 Nov 2022 | | Director Declaration | RNS |
| 10/11/22 | 07:00:03 | 10 Nov 2022 | | Transaction in Own Shares | RNS |
| 09/11/22 | 12:00:02 | 9 Nov 2022 | | PRTC to Present at Jefferies Healthcare Conference | RNS |
| 09/11/22 | 07:00:05 | 9 Nov 2022 | | Transaction in Own Shares | RNS |
| 08/11/22 | 07:00:03 | 8 Nov 2022 | | Transaction in Own Shares | RNS |
| 07/11/22 | 07:00:06 | 7 Nov 2022 | | Transaction in Own Shares | RNS |
| 04/11/22 | 07:00:02 | 4 Nov 2022 | | Transaction in Own Shares | RNS |
| 03/11/22 | 07:00:03 | 3 Nov 2022 | | Transaction in Own Shares | RNS |
| 02/11/22 | 11:35:00 | 2 Nov 2022 | | Gelesis Presents New Data at ObesityWeek 2022 | RNS |
| 02/11/22 | 07:00:06 | 2 Nov 2022 | | Transaction in Own Shares | RNS |
| 01/11/22 | 11:00:04 | 1 Nov 2022 | | PRTC to Present at Credit Suisse Healthcare Conf | RNS |
| 01/11/22 | 07:00:07 | 1 Nov 2022 | | Total Voting Rights | RNS |
| 01/11/22 | 07:00:07 | 1 Nov 2022 | | Transaction in Own Shares | RNS |
| 31/10/22 | 07:00:06 | 31 Oct 2022 | | Transaction in Own Shares | RNS |
| 27/10/22 | 07:00:06 | 27 Oct 2022 | | Transaction in Own Shares | RNS |
| 26/10/22 | 07:00:02 | 26 Oct 2022 | | Transaction in Own Shares | RNS |
| 25/10/22 | 07:00:04 | 25 Oct 2022 | | Transaction in Own Shares | RNS |
| 24/10/22 | 07:00:06 | 24 Oct 2022 | | Transaction in Own Shares | RNS |
| 21/10/22 | 07:00:03 | 21 Oct 2022 | | Transaction in Own Shares | RNS |
| 20/10/22 | 07:00:03 | 20 Oct 2022 | | Transaction in Own Shares | RNS |
| 19/10/22 | 07:00:05 | 19 Oct 2022 | | Transaction in Own Shares | RNS |
| 18/10/22 | 07:00:05 | 18 Oct 2022 | | Transaction in Own Shares | RNS |
| 17/10/22 | 07:00:07 | 17 Oct 2022 | | Transaction in Own Shares | RNS |
| 14/10/22 | 07:00:04 | 14 Oct 2022 | | Transaction in Own Shares | RNS |
| 13/10/22 | 07:00:04 | 13 Oct 2022 | | Transaction in Own Shares | RNS |
| 12/10/22 | 07:00:06 | 12 Oct 2022 | | Holding(s) in Company | RNS |
| 12/10/22 | 07:00:03 | 12 Oct 2022 | | Transaction in Own Shares | RNS |
| 11/10/22 | 07:00:16 | 11 Oct 2022 | | Offer Talks Terminated | RNS |
| 11/10/22 | 07:00:10 | 11 Oct 2022 | | Transaction in Own Shares | RNS |
| 10/10/22 | 07:00:06 | 10 Oct 2022 | | Transaction in Own Shares | RNS |
| 07/10/22 | 07:00:03 | 7 Oct 2022 | | Transaction in Own Shares | RNS |
| 07/10/22 | 07:00:02 | 7 Oct 2022 | | Statement re Possible Offer | RNS |
| 06/10/22 | 07:00:06 | 6 Oct 2022 | | Transaction in Own Shares | RNS |
| 05/10/22 | 07:00:01 | 5 Oct 2022 | | Transaction in Own Shares | RNS |
| 04/10/22 | 07:00:05 | 4 Oct 2022 | | Transaction in Own Shares | RNS |
| 03/10/22 | 07:00:11 | 3 Oct 2022 | | Transaction in Own Shares | RNS |
| 29/09/22 | 07:00:08 | 29 Sept 2022 | | Transaction in Own Shares | RNS |
| 28/09/22 | 07:00:07 | 28 Sept 2022 | | Transaction in Own Shares | RNS |
| 27/09/22 | 07:00:08 | 27 Sept 2022 | | Transaction in Own Shares | RNS |
| 26/09/22 | 07:00:06 | 26 Sept 2022 | | Transaction in Own Shares | RNS |
| 23/09/22 | 07:00:05 | 23 Sept 2022 | | Transaction in Own Shares | RNS |
| 22/09/22 | 07:00:09 | 22 Sept 2022 | | Transaction in Own Shares | RNS |