NioCorp Developments

A message from the President & Chairman of @EximBankUS, Mr. @JJovanovicUSA during our 2025 Town Hall event in Nebraska today: “The Elk Creek Critical Minerals Project is exactly the type of opportunity EXIM was designed to support.” Watch the full message below ↓ $NB

The US imports 100% of the #niobium its needs today. “The Department of War is very serious about having a US supplier of niobium so we bring everything onshore…” #ElkCreekProject = America’s answer. Watch more → youtube.com/watch?v=2BcKyX… $NB

▶️ @NioCorp (#NASDAQ: $NB) is advancing the Elk Creek Project, Nebraska, aiming production of niobium, scandium, titanium, & key magnetic REEs. CEO Mark Smith shares how polymetallic resource could help strengthen U.S. supply chains for #criticalminerals. ordnl.link/zWpFnSz

America’s push to secure domestic #criticalminerals supply chains is accelerating rapidly. In a recent @stocks2watch_ interview, $NB CEO Mark Smith explains how the fully permitted #ElkCreekCriticalMineralsProject is uniquely positioned to help supply #niobium, #scandium, #titanium & magnetic #REEs in this effort. Watch → youtube.com/watch?v=2BcKyX…

Our team is attending two industry/investor conferences this week: • #SwissMiningInstitute Investment Conference (Zurich) • @AviationWeek Defense Conference (Washington, D.C.) CEO Mark Smith and COO Scott Honan will meet with investors in Zurich, while CCO Jim Sims will speak on building a U.S. scandium mine-to-warfighter supply chain. $NB

#REPLAY: A video replay of our webinar on the construction launch of the company's mine portal featuring senior NioCorp leadership and @GanaInc is now available for viewing here: youtube.com/watch?v=2bfoCk…. $NB #niobium #scanadium #titanium #REEs

We greatly appreciate the coverage from the #NebraskaExaminer on the launch of portal construction at the #ElkCreekCriticalMineralsProject in southeast Nebraska. Read the full article → nebraskaexaminer.com/2026/03/05/con… $NB

Workers broke ground several months ahead of schedule on a $1.2 billion mining project to harvest minerals in southeast Nebraska's Johnson County. nebraskapublicmedia.org/en/news/news-a…

This International Women’s Day, we recognize and thank the women who continue to lead, innovate, and make an impact every day at NioCorp and the #ElkCreekProject. Their expertise, dedication, and leadership help drive progress across our projects as we work to drive our mission forward. Thank you for all that you do. $NB

#ICYMI Last week, Congressman @RepAdrianSmith helped officially launch construction of the mine portal at our #ElkCreekCriticalMineralsProject. Support from federal leaders like him reinforces the growing alignment between national policy objectives and the advancement of domestic critical mineral projects like ours. More → niocorp.com/congressman-ad…… $NB

Pre-construction activities are progressing at the #ElkCreekCriticalMineralsProject. Here’s a look at the progress on site. Establishing underground mine access is a foundational step that brings us that much closer to unlocking the value of this large, polymetallic orebody. The mine portal will serve as the primary underground access for personnel, equipment, and materials. $NB #criticalminerals #niobium #scandium #titanium #rareearths

Join us live on March 9 at 12:00 PM ET for a webinar on the launch of construction of the mine portal at our #ElkCreekCriticalMineralsProject. CEO Mark Smith, COO Scott Honan & special guest Jake Whitefoot, VP of @GanaInc will discuss progress mine portal construction activities currently underway at the site. Register → niocorp.com/niocorp-to-hos… $NB

We were honored to have Congressman @RepAdrianSmith join local Nebraska officials and senior NioCorp mgmt. last week to officially launch construction of the #ElkCreekCriticalMineralsProject mine portal. Support from federal leaders such as Congressman Smith reinforces the growing alignment between national policy objectives and the advancement of domestic critical mineral projects like ours. More → niocorp.com/congressman-ad… $NB

NioCorp is starting work on its critical minerals mine in southeast Nebraska, a $45 million project to extract niobium, scandium, titanium and other minerals. nebraskapublicmedia.org/en/news/news-a…

It’s that time of year again — a big week for the mining industry in Toronto. Today we are at the @RedCloudFS pre-PDAC mining showcase and next week, #PDAC2026, meeting with investors and highlighting the continued momentum behind the #ElkCreekCriticalMineralsProject. Looking forward to productive conversations.

We’ve begun construction of the #ElkCreekCriticalMineralsProject mine portal, a major milestone as we transition from planning into active pre-construction. Backed by $500M+ raised in 2025/2026, we’re advancing critical pre-construction work while progressing toward full project financing. More → niocorp.com/niocorp-launch… $NB