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Nasdaq · CIK 0001512228

NB NIOCORP DEVELOPMENTS LTD

Insider trading from SEC Form 4. Last filing Jul 8, 2026.

In brief

NIOCORP DEVELOPMENTS LTD (NB) has 32 SEC Form 4 filings on file from 12 insiders, the latest filed on Jul 8, 2026. No insider bought or sold on the open market in the last 90 days; rows filed in that time are grants, exercises, tax withholding and other transactions that carry no view on the price.

Last 90 days

Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
12
with a Form 4 at this company

Signals

Open-market buys and sells at NIOCORP DEVELOPMENTS LTD, scored.

No scored open-market trades yet. Grants, exercises and other rows are below.

Transactions

Every row filed, 40 in all.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Jul 6, 2026Scott Honan
Chief Operating Officer
AGrant or award
Employee Stock Option (Right to Buy)derivative
+162,866$0.00$0162,866Jul 8, 2026
Jul 6, 2026Neal S. Shah
Chief Financial Officer
AGrant or award
Employee Stock Option (Right to Buy)derivative
+114,007$0.00$0114,007Jul 8, 2026
Jul 6, 2026James T. Sims
Chief Communications Officer
AGrant or award
Employee Stock Option (Right to Buy)derivative
+97,720$0.00$097,720Jul 8, 2026
Jul 6, 2026Mark A. Smith
President & CEO
AGrant or award
Employee Stock Option (Right to Buy)derivative
+293,160$0.00$0293,160Jul 8, 2026
Jul 6, 2026Ernest M. Cleave
Senior VP Business Development
AGrant or award
Employee Stock Option (Right to Buy)derivative
+97,720$0.00$097,720Jul 8, 2026
Dec 15, 2025Dean C Kehler
director
XIn-the-money exercise
Common Shares
+78,003$3.54$276k212,583Dec 15, 2025
Dec 15, 2025Neal S. Shah
Chief Financial Officer
XIn-the-money exercise
Common Shares
+9,361$3.54$33k75,032Dec 15, 2025
Dec 15, 2025Mark A. Smith
President & CEO
XIn-the-money exercise
Common Shares
+46,801$3.54$166k2,318,819Dec 15, 2025
Dec 15, 2025Neal S. Shah
Chief Financial Officer
XIn-the-money exercise
Common Share Purchase Warrant (right to buy)derivative
-9,361$0.00$00Dec 15, 2025
Dec 15, 2025Mark A. Smith
President & CEO
XIn-the-money exercise
Common Share Purchase Warrant (right to buy)derivative
-46,801$0.00$00Dec 15, 2025
Dec 15, 2025Dean C Kehler
director
XIn-the-money exercise
Common Share Purchase Warrant (right to buy)derivative
-78,003$0.00$00Dec 15, 2025
Aug 18, 2025Ernest M. Cleave
Senior VP Business Development
AGrant or award
Employee Stock Option (Right to Buy)derivative
+100,000$0.00$0100,000Sep 5, 2025
Aug 18, 2025Anthony W Fulton
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+50,000$0.00$050,000Sep 2, 2025
Aug 18, 2025Neal S. Shah
Chief Financial Officer
AGrant or award
Employee Stock Option (Right to Buy)derivative
+250,000$0.00$0250,000Aug 20, 2025
Aug 18, 2025James T. Sims
Chief Communications Officer
AGrant or award
Employee Stock Option (Right to Buy)derivative
+250,000$0.00$0250,000Aug 20, 2025
Aug 18, 2025Peter Robert Oliver
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+60,000$0.00$060,000Aug 20, 2025
Aug 18, 2025Mark A. Smith
President & CEO
AGrant or award
Employee Stock Option (Right to Buy)derivative
+375,000$0.00$0375,000Aug 20, 2025
Aug 18, 2025Dean C Kehler
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+50,000$0.00$050,000Aug 20, 2025
Aug 18, 2025Scott Honan
Chief Operating Officer
AGrant or award
Employee Stock Option (Right to Buy)derivative
+250,000$0.00$0250,000Aug 20, 2025
Aug 18, 2025Nilsa Guerrero-Mahon
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+55,000$0.00$055,000Aug 20, 2025
Aug 18, 2025David Coates Beling
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+50,000$0.00$050,000Aug 20, 2025
Aug 18, 2025Michael G. Maselli
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+50,000$0.00$050,000Aug 20, 2025
Dec 23, 2024James T. Sims
Chief Communications Officer
AGrant or award
Employee Stock Option (Right to Buy)derivative
+100,000$0.00$0100,000Dec 23, 2024
Dec 20, 2024Michael G. Maselli
director
JOther
Common Shares
+323,085--613,081Dec 23, 2024
Dec 23, 2024Mark A. Smith
President & CEO
AGrant or award
Employee Stock Option (Right to Buy)derivative
+150,000$0.00$0150,000Dec 23, 2024
Dec 23, 2024Peter Robert Oliver
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+50,000$0.00$050,000Dec 23, 2024
Dec 23, 2024Neal S. Shah
Chief Financial Officer
AGrant or award
Employee Stock Option (Right to Buy)derivative
+100,000$0.00$0100,000Dec 23, 2024
Dec 23, 2024Michael James Morris
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+75,000$0.00$075,000Dec 23, 2024
Dec 23, 2024Michael G. Maselli
director
AGrant or award
Director Stock Option (Right to Buyderivative
+50,000$0.00$050,000Dec 23, 2024
Dec 23, 2024Dean C Kehler
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+50,000$0.00$050,000Dec 23, 2024
Dec 23, 2024Scott Honan
Chief Operating Officer
AGrant or award
Employee Stock Option (Right to Buy)derivative
+100,000$0.00$0100,000Dec 23, 2024
Dec 23, 2024Nilsa Guerrero-Mahon
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+75,000$0.00$075,000Dec 23, 2024
Dec 23, 2024David Coates Beling
director
AGrant or award
Director Stock Option (Right to Buy)derivative
+50,000$0.00$050,000Dec 23, 2024
Dec 20, 2024Michael G. Maselli
director
JOther
Class B Common Stock of Elk Creek Resources Corpderivative
-323,085--239,996Dec 23, 2024
Nov 13, 2024Dean C Kehler
director
POpen-market purchase
Common Shares
+56,577--134,580Nov 13, 2024
Nov 13, 2024Mark A. Smith
President & CEO
POpen-market purchase
Common Shares
+183,422--2,272,018Nov 13, 2024
Nov 13, 2024Dean C Kehler
director
POpen-market purchase
Common Shares Purchase Warrant (right to buy)derivative
+56,577--56,577Nov 13, 2024
Nov 13, 2024Mark A. Smith
President & CEO
POpen-market purchase
Common Shares Purchase Warrant (right to buy)derivative
+183,422--183,422Nov 13, 2024
Nov 13, 2024Dean C Kehler
director
POpen-market purchase
Common Shares Purchase Warrant (right to buy)derivative
+28,288--28,288Nov 13, 2024
Nov 13, 2024Mark A. Smith
President & CEO
POpen-market purchase
Common Shares Purchase Warrant (right to buy)derivative
+91,711--91,711Nov 13, 2024

Insiders

Everyone who has filed a Form 4 here.

Questions about NB

Answered from the filings on this page, as of the latest one.

Are insiders buying NB?

No. In the last 90 days no insider at NIOCORP DEVELOPMENTS LTD bought or sold shares on the open market according to SEC Form 4 filings. The rows on file from that period are grants, exercises, tax withholding or other transactions, which carry no view on the price.

Who was the last insider to trade NB on the open market?

No open-market trade has been scored at NIOCORP DEVELOPMENTS LTD. The latest Form 4 on file was filed on Jul 8, 2026 and holds grants, exercises or other rows that are not market trades.

How many insiders file Form 4 at NIOCORP DEVELOPMENTS LTD?

12 people have filed a Form 4 at NIOCORP DEVELOPMENTS LTD, among them David Coates Beling (director), Ernest M. Cleave (Senior VP Business Development), Anthony W Fulton (director). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

NB insider trading: NIOCORP DEVELOPMENTS LTD | InsiderTell