| Date | Time | Source | Headline | Symbol | Company |
| 05/03/2019 | 3:36PM | Edgar (US Regulatory) | Termination of Registration of a Class of Security Under Section 12(b) (15-12b) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/26/2019 | 3:53PM | Edgar (US Regulatory) | Amended Statement of Beneficial Ownership (sc 13d/a) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/24/2019 | 10:58AM | Edgar (US Regulatory) | Post-effective Amendment to an S-8 Filing (s-8 Pos) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/24/2019 | 10:56AM | Edgar (US Regulatory) | Post-effective Amendment to an S-8 Filing (s-8 Pos) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/24/2019 | 10:55AM | Edgar (US Regulatory) | Post-effective Amendment to an S-8 Filing (s-8 Pos) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/24/2019 | 10:53AM | Edgar (US Regulatory) | Post-effective Amendment to an S-8 Filing (s-8 Pos) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/24/2019 | 10:52AM | Edgar (US Regulatory) | Post-effective Amendment to an S-8 Filing (s-8 Pos) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/24/2019 | 10:50AM | Edgar (US Regulatory) | Post-effective Amendment to an S-8 Filing (s-8 Pos) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 3:19PM | Edgar (US Regulatory) | Current Report Filing (8-k) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 3:18PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 3:18PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 3:17PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 3:17PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 3:17PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 3:17PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 3:17PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 3:16PM | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 8:28AM | GlobeNewswire Inc. | Mereo BioPharma Group plc ("Mereo" or the "Company" or the "Group") Completion of the Merger with OncoMed Pharmaceuticals, ... | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/23/2019 | 8:01AM | Edgar (US Regulatory) | Notification Filed by National Security Exchange to Report the Removal From Listing and Registration of Matured, Redeemed or ... | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/18/2019 | 1:00AM | GlobeNewswire Inc. | Mereo BioPharma Group plc ("Mereo" or the "Company" or the "Group") Merger Update: Acquisition of OncoMed Pharmaceuticals, In... | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/17/2019 | 2:27PM | Edgar (US Regulatory) | Current Report Filing (8-k) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 04/17/2019 | 2:25PM | Edgar (US Regulatory) | Filing of Certain Prospectuses and Communications in Connection With Business Combination Transactions (425) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 03/20/2019 | 4:06PM | Edgar (US Regulatory) | Proxy Statement - Merger or Acquistion (definitive) (defm14a) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 03/15/2019 | 3:42PM | Edgar (US Regulatory) | Statement of Beneficial Ownership (sc 13d) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 03/15/2019 | 7:35AM | Edgar (US Regulatory) | Filing of Certain Prospectuses and Communications in Connection With Business Combination Transactions (425) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 03/15/2019 | 6:20AM | Edgar (US Regulatory) | Filing of Certain Prospectuses and Communications in Connection With Business Combination Transactions (425) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 03/15/2019 | 6:20AM | Edgar (US Regulatory) | Current Report Filing (8-k) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 03/15/2019 | 6:00AM | GlobeNewswire Inc. | OncoMed Pharmaceuticals Declares Special Dividend of Contingent Value Rights | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 03/12/2019 | 8:28AM | Edgar (US Regulatory) | Filing of Certain Prospectuses and Communications in Connection With Business Combination Transactions (425) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |
| 03/07/2019 | 3:41PM | Edgar (US Regulatory) | Annual Report (10-k) | NASDAQ:OMED | Oncomed Pharmaceuticals, Inc. |