SCHEDULE CHANGE: Maria Bartiromo to Feature NioCorp on Thursday, September 25, 2025

Mark A. Smith, Chairman and CEO of NioCorp Developments Ltd. (NASDAQ:NB) will now appear on Maria Bartiromo’s “Mornings with Maria” program on Fox Business News at a new time this coming week: 7:30 AM Eastern on Thursday, September 25, 2025.
Maria Bartiromo to Feature NioCorp on Monday, September 22, 2025

NioCorp (NASDAQ:NB) CEO and Chairman Mark A. Smith will appear on Fox Business News’ “Mornings with Maria” show hosted by Maria Bartiromo at 6:30 a.m. Eastern on Monday, September 22, 2025.
Three of NioCorp’s Critical Minerals Elevated to Higher Urgency Status on Critical Minerals List

The U.S. Government has named three minerals contained in NioCorp’s mineral resource as among the most vital to U.S. national and economic security of all 54 critical minerals.
NioCorp Purchases Key Land Parcels for the Elk Creek Critical Minerals Project

NioCorp has formally closed on the purchase of three key land parcels associated with the Company’s Elk Creek Critical Minerals Project. Along with the land NioCorp purchased in 2021, this acquisition provides the Company with land needed to locate a significant portion of the Elk Creek Project’s planned production operations and infrastructure, along with improvements to the local road system, once sufficient project financing is obtained.
NioCorp To Accelerate Pre-Construction Activities at its Elk Creek Critical Minerals Project

NioCorp plans to ramp up pre-construction activities at its Elk Creek Critical Minerals Project as a result of the Company’s success over the past three months in raising approximately $60.7 million in net proceeds from equity offerings driven largely by institutional investment funds.
President Trump to Announce “Historic” Actions to Massively Expand Critical Minerals and Rare Earths Production in the U.S.

U.S. President Trump told the U.S. Congress and the American people last night that he intends to take “historic action to massively expand the production of critical minerals and rare earth elements right here in America.”
NioCorp Completes Metallurgical Test Program and Begins Making Titanium Samples for Prospective Customers

NioCorp completes metallurgical test program and begins making titanium samples for prospective customers.
NioCorp Demonstrates Higher Niobium Recovery Rates

NioCorp (NASDAQ:NB) (TSX:NB) has successfully demonstrated the ability to recover greater amounts of the critical mineral niobium from each tonne of ore the Company expects to mine at its Elk Creek Critical Minerals Project.
NioCorp Achieves Processing Breakthrough in Demonstration Plant Testing of Niobium and Titanium Production

NioCorp (Nasdaq:NB; TSX: NB) and L3 Process Developments are pleased to announce a process breakthrough in niobium and titanium recovery achieved at L3’s demonstration-scale processing plant Trois-Rivieres, Quebec.
Export-Import Bank of the United States Issues Letter of Interest to NioCorp for Potential Debt Financing of up to $800 Million for NioCorp’s Elk Creek Critical Minerals Project

NioCorp receives a Letter of Interest from the EXIM Bank for potential debt financing of up to $800 million to fund the project costs of NioCorp’s proposed Elk Creek Critical Minerals Project.