NioCorp Developments Ltd.

Last updated September 27, 2026

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Organization details

Legal name: NioCorp Developments Ltd.
Former names: Quantum Rare Earth Developments Corp.
Ownership: Public
Status: Active
Sector (GICS): Materials
SIC code: 1000 — Metal Mining
Jurisdiction of incorporation: British Columbia, Canada
Headquarters city: Centennial
Headquarters state / province: Colorado
Headquarters country: United States
Fiscal year end: June
Ticker symbol: NB
Primary stock exchange: Nasdaq

Identifiers

SEC CIK: 0001512228

Board of directors

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Anna Castner Wightman · Director
Since 2023
Anthony W. Fulton · Director
Since 2025
David Coates Beling · Director
Since 2023
Dean C. Kehler · Director
Since 2023
Fernanda Reda Fenga Viana Klamas · Director
Since 2023
Mark A. Smith · Director · President & CEO
Since 2023
Michael G. Maselli · Director
Since 2023
Michael G. Maselli · Director
Since 2024
Michael James Morris · Director
Since 2023
Nilsa Guerrero-Mahon · Director
Since 2023
Peter Robert Oliver · Director
Since 2023

Chief executives

Mark A. Smith · President & CEO

Dates unknown

Director election results

Annual meeting of April 6, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

2 of this board's directors also sit on 3 other boards.

Shared director Other board Same sector

BCP Investment Corporation
via Dean C. Kehler
Celularity Inc.
via Dean C. Kehler
El Pollo Loco Holdings Inc.
via Michael G. Maselli

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $0; 0 sales by 0 insiders

Date	Insider	Transaction	Shares	Price	Value
Dec 15, 2025	Mark A. Smith Director, Officer (President & CEO)	In-the-money exercise	+46,801	$3.54	$165,676
Dec 15, 2025	Shah Neal S. Officer (Chief Financial Officer)	In-the-money exercise	+9,361	$3.54	$33,138
Dec 15, 2025	Dean C. Kehler Director	In-the-money exercise	+78,003	$3.54	$276,131
Dec 20, 2024	Michael G. Maselli Director	Other	+323,085	—	—
Nov 13, 2024	Mark A. Smith Director, Officer (President & CEO)	Open-market purchase	+183,422	—	—
Nov 13, 2024	Dean C. Kehler Director	Open-market purchase	+56,577	—	—
Dec 22, 2023	Mark A. Smith Officer (President & CEO)	Open-market purchase	+46,801	—	—
Dec 22, 2023	Dean C. Kehler Director	Open-market purchase	+78,003	—	—
Dec 22, 2023	Shah Neal S. Officer (Chief Financial Officer)	Open-market purchase	+9,360	—	—
Nov 15, 2023	David Coates Beling Director	Option exercise	+30,000	$3.93	$117,900
Nov 15, 2023	Shah Neal S. Officer (Chief Financial Officer)	Option exercise	+35,000	$3.93	$137,550
Nov 15, 2023	Honan Scott Officer (Chief Operating Officer)	Option exercise	+35,000	$3.93	$137,550
Nov 15, 2023	Anna Castner Wightman Director	Option exercise	+30,000	$3.93	$117,900
Nov 15, 2023	David Coates Beling Director	Shares withheld for tax	−28,878	$4.09	$118,111
Nov 15, 2023	Shah Neal S. Officer (Chief Financial Officer)	Shares withheld for tax	−33,690	$4.09	$137,792

Peers

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Questions about NioCorp Developments Ltd.

Who is the CEO of NioCorp Developments Ltd.?

Mark A. Smith is NioCorp Developments Ltd.'s President & CEO.

How many directors are on NioCorp Developments Ltd.'s board?

NioCorp Developments Ltd.'s board has 11 directors: Anna Castner Wightman, Anthony W. Fulton, David Coates Beling, Dean C. Kehler, Fernanda Reda Fenga Viana Klamas, Mark A. Smith, Michael G. Maselli, Michael G. Maselli, Michael James Morris, Nilsa Guerrero-Mahon and 1 other.

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