| Date | Time | Source | Headline | Symbol | Company |
| 03/14/2022 | 9:30AM | PR Newswire (US) | NioCorp Reports Significant Advance in Plan to Process Critical Minerals in Nebraska | TSX:NB | NioCorp Developments Ltd |
| 03/14/2022 | 9:30AM | PR Newswire (Canada) | NioCorp Reports Significant Advance in Plan to Process Critical Minerals in Nebraska | TSX:NB | NioCorp Developments Ltd |
| 03/07/2022 | 7:00AM | PR Newswire (US) | NioCorp Completes and Deploys Equator Principles Program for Environmental, Social & Governance Performance | TSX:NB | NioCorp Developments Ltd |
| 03/07/2022 | 7:00AM | PR Newswire (Canada) | NioCorp Completes and Deploys Equator Principles Program for Environmental, Social & Governance Performance | TSX:NB | NioCorp Developments Ltd |
| 01/24/2022 | 8:00AM | PR Newswire (Canada) | NioCorp Named to 2022 OTCQX "Best 50" | TSX:NB | NioCorp Developments Ltd |
| 01/24/2022 | 8:00AM | PR Newswire (US) | NioCorp Named to 2022 OTCQX "Best 50" | TSX:NB | NioCorp Developments Ltd |
| 01/03/2022 | 8:00AM | PR Newswire (Canada) | NioCorp Achieves Positive Results in Metallurgical Testing of Possible Rare Earth Production at its Elk Creek, Nebraska Project | TSX:NB | NioCorp Developments Ltd |
| 01/03/2022 | 8:00AM | PR Newswire (US) | NioCorp Achieves Positive Results in Metallurgical Testing of Possible Rare Earth Production at its Elk Creek, Nebraska Project | TSX:NB | NioCorp Developments Ltd |
| 12/14/2021 | 4:01PM | PR Newswire (Canada) | NioCorp Reports Rare Earth Assay Results | TSX:NB | NioCorp Developments Ltd |
| 12/14/2021 | 4:01PM | PR Newswire (US) | NioCorp Reports Rare Earth Assay Results | TSX:NB | NioCorp Developments Ltd |
| 12/13/2021 | 7:00AM | PR Newswire (Canada) | NioCorp CEO and Executive Chairman Mark Smith Extends Maturity Date of Credit Facility to the Company | TSX:NB | NioCorp Developments Ltd |
| 12/13/2021 | 7:00AM | PR Newswire (US) | NioCorp CEO and Executive Chairman Mark Smith Extends Maturity Date of Credit Facility to the Company | TSX:NB | NioCorp Developments Ltd |
| 12/02/2021 | 6:00PM | PR Newswire (US) | NioCorp Reports Voting Results from the Election of Directors at its 2021 Annual General Meeting | TSX:NB | NioCorp Developments Ltd |
| 12/02/2021 | 6:00PM | PR Newswire (Canada) | NioCorp Reports Voting Results from the Election of Directors at its 2021 Annual General Meeting | TSX:NB | NioCorp Developments Ltd |
| 11/29/2021 | 3:54PM | PR Newswire (US) | NioCorp Unable to Present at the H.C. Wainwright Mining Conference on November 30, 2021 | TSX:NB | NioCorp Developments Ltd |
| 11/29/2021 | 3:54PM | PR Newswire (Canada) | NioCorp Unable to Present at the H.C. Wainwright Mining Conference on November 30, 2021 | TSX:NB | NioCorp Developments Ltd |
| 11/11/2021 | 5:01PM | PR Newswire (US) | Nebraska Grants Extension to NioCorp of Construction Start Date Under the Elk Creek Project Air Permit | TSX:NB | NioCorp Developments Ltd |
| 11/11/2021 | 5:01PM | PR Newswire (Canada) | Nebraska Grants Extension to NioCorp of Construction Start Date Under the Elk Creek Project Air Permit | TSX:NB | NioCorp Developments Ltd |
| 11/11/2021 | 10:45AM | PR Newswire (US) | NioCorp To Present to Investors at the H.C. Wainwright Mining Conference on November 30, 2021 | TSX:NB | NioCorp Developments Ltd |
| 11/11/2021 | 10:45AM | PR Newswire (Canada) | NioCorp To Present to Investors at the H.C. Wainwright Mining Conference on November 30, 2021 | TSX:NB | NioCorp Developments Ltd |
| 11/02/2021 | 7:10AM | PR Newswire (Canada) | NioCorp Announces $200 Million U.S. Shelf Registration | TSX:NB | NioCorp Developments Ltd |
| 11/02/2021 | 7:10AM | PR Newswire (US) | NioCorp Announces $200 Million U.S. Shelf Registration | TSX:NB | NioCorp Developments Ltd |
| 11/01/2021 | 12:38PM | PR Newswire (US) | NioCorp Vice President and General Counsel Announces Retirement | TSX:NB | NioCorp Developments Ltd |
| 11/01/2021 | 12:38PM | PR Newswire (Canada) | NioCorp Vice President and General Counsel Announces Retirement | TSX:NB | NioCorp Developments Ltd |
| 10/12/2021 | 1:20PM | PR Newswire (Canada) | NioCorp Hosts 150+ Investors on Tours of the Elk Creek Project Site in Southeast Nebraska | TSX:NB | NioCorp Developments Ltd |
| 10/12/2021 | 1:20PM | PR Newswire (US) | NioCorp Hosts 150+ Investors on Tours of the Elk Creek Project Site in Southeast Nebraska | TSX:NB | NioCorp Developments Ltd |
| 10/04/2021 | 5:01PM | PR Newswire (Canada) | Elemental Analysis for Rare Earth Content of Historical NioCorp Elk Creek Deposit Commences | TSX:NB | NioCorp Developments Ltd |
| 10/04/2021 | 5:01PM | PR Newswire (US) | Elemental Analysis for Rare Earth Content of Historical NioCorp Elk Creek Deposit Commences | TSX:NB | NioCorp Developments Ltd |
| 09/20/2021 | 5:01PM | PR Newswire (US) | NioCorp to Conduct its Annual General Meeting on December 2, 2021 | TSX:NB | NioCorp Developments Ltd |
| 09/20/2021 | 5:01PM | PR Newswire (Canada) | NioCorp to Conduct its Annual General Meeting on December 2, 2021 | TSX:NB | NioCorp Developments Ltd |