| 09/06/21 | 17:01:44 | 9 Jun 2021 | | Director/PDMR Shareholding | RNS |
| 01/06/21 | 09:34:08 | 1 Jun 2021 | | Total Voting Rights | RNS |
| 25/05/21 | 10:54:06 | 25 May 2021 | | Block Listing Application | RNS |
| 20/05/21 | 07:00:10 | 20 May 2021 | | Preliminary Results | RNS |
| 11/05/21 | 13:53:50 | 11 May 2021 | | Director/PDMR Shareholding | RNS |
| 27/04/21 | 14:08:56 | 27 Apr 2021 | | Death of Non-Executive Director, Ian Mason | RNS |
| 15/04/21 | 14:49:31 | 15 Apr 2021 | | Holding(s) in Company | RNS |
| 14/04/21 | 07:00:08 | 14 Apr 2021 | | Trading Update | RNS |
| 12/04/21 | 14:00:47 | 12 Apr 2021 | | Director/PDMR Shareholding | RNS |
| 12/04/21 | 08:32:03 | 12 Apr 2021 | | Holding(s) in Company | RNS |
| 10/03/21 | 12:23:41 | 10 Mar 2021 | | Director/PDMR Shareholding | RNS |
| 04/03/21 | 07:00:05 | 4 Mar 2021 | | Investor Seminar | RNS |
| 16/02/21 | 08:55:14 | 16 Feb 2021 | | Director Declaration | RNS |
| 10/02/21 | 11:32:50 | 10 Feb 2021 | | Director/PDMR Shareholding | RNS |
| 08/02/21 | 09:57:59 | 8 Feb 2021 | | Director/PDMR Shareholding | RNS |
| 13/01/21 | 07:00:05 | 13 Jan 2021 | | Third Quarter Trading Update | RNS |
| 12/01/21 | 09:49:19 | 12 Jan 2021 | | Director/PDMR Shareholding | RNS |
| 04/01/21 | 07:00:10 | 4 Jan 2021 | | QinetiQ wins £127m Typhoon contract through EDP | RNS |
| 21/12/20 | 16:44:26 | 21 Dec 2020 | | Holding(s) in Company | RNS |
| 10/12/20 | 10:28:10 | 10 Dec 2020 | | Director/PDMR Shareholding | RNS |
| 03/12/20 | 13:00:00 | 3 Dec 2020 | | Sale of OptaSense to Luna | RNS |
| 24/11/20 | 13:31:04 | 24 Nov 2020 | | Director/PDMR Shareholding | RNS |
| 20/11/20 | 12:37:17 | 20 Nov 2020 | | Director/PDMR Shareholding | RNS |
| 20/11/20 | 11:43:10 | 20 Nov 2020 | | Holding(s) in Company | RNS |
| 17/11/20 | 11:16:12 | 17 Nov 2020 | | Director/PDMR Shareholding | RNS |
| 12/11/20 | 07:00:05 | 12 Nov 2020 | | Interim Results | RNS |
| 10/11/20 | 10:47:27 | 10 Nov 2020 | | Director/PDMR Shareholding | RNS |
| 12/10/20 | 10:09:56 | 12 Oct 2020 | | Director/PDMR Shareholding | RNS |
| 05/10/20 | 09:10:36 | 5 Oct 2020 | | Holding(s) in Company | RNS |
| 30/09/20 | 07:00:03 | 30 Sept 2020 | | Pre-close Trading update | RNS |
| 21/09/20 | 15:57:22 | 21 Sept 2020 | | Directorate Change | RNS |
| 10/09/20 | 10:29:37 | 10 Sept 2020 | | Director/PDMR Shareholding | RNS |
| 20/08/20 | 14:14:16 | 20 Aug 2020 | | Holding(s) in Company | RNS |
| 13/08/20 | 16:47:15 | 13 Aug 2020 | | Director/PDMR Shareholding | RNS |
| 11/08/20 | 11:56:15 | 11 Aug 2020 | | Director/PDMR Shareholding | RNS |
| 10/08/20 | 11:28:59 | 10 Aug 2020 | | Total Voting Rights | RNS |
| 04/08/20 | 15:59:59 | 4 Aug 2020 | | Block Listing Application | RNS |
| 31/07/20 | 12:50:12 | 31 Jul 2020 | | Transfer of Treasury Shares & Total Voting Rights | RNS |
| 14/07/20 | 14:00:32 | 14 Jul 2020 | | Result of Annual General Meeting | RNS |
| 14/07/20 | 07:00:02 | 14 Jul 2020 | | Q1 Trading Update and Acquisition of Naimuri | RNS |
| 13/07/20 | 15:51:05 | 13 Jul 2020 | | QinetiQ enters next phase of growth in the US | RNS |
| 10/07/20 | 11:52:56 | 10 Jul 2020 | | Director/PDMR Shareholding | RNS |
| 01/07/20 | 10:50:17 | 1 Jul 2020 | | Director/PDMR Shareholding | RNS |
| 01/07/20 | 10:49:34 | 1 Jul 2020 | | Total Voting Rights | RNS |
| 01/07/20 | 10:46:55 | 1 Jul 2020 | | Director/PDMR Shareholding | RNS |
| 25/06/20 | 07:00:05 | 25 Jun 2020 | | Disposal of Boldon James to HelpSystems | RNS |
| 23/06/20 | 11:46:02 | 23 Jun 2020 | | Director/PDMR Shareholding | RNS |
| 12/06/20 | 10:48:44 | 12 Jun 2020 | | Annual Financial Report | RNS |
| 10/06/20 | 12:31:06 | 10 Jun 2020 | | Director/PDMR Shareholding | RNS |
| 21/05/20 | 07:00:08 | 21 May 2020 | | Preliminary Results | RNS |
