Ernest M. Cleave

CIK: 0002084923

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (100.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

NIOCORP DEVELOPMENTS LTD

Officer

Discretionary Trading P&L

Holdings

Transaction History (2 total)

NB
NIOCORP DEVELOPMENTS LTD
Jul 6, 2026
Award(A)
Employee Stock Option (Right to Buy)
Direct
97.7K shares-
NB
NIOCORP DEVELOPMENTS LTD
Aug 18, 2025
Award(A)
Employee Stock Option (Right to Buy)
Direct
100K shares-

		Type	Shares	Price		Ownership
Jul 6, 2026	NB NIOCORP DEVELOPMENTS LTD	Award(A) Employee Stock Option (Right to Buy)	97,720	-	-	Direct
Aug 18, 2025	NB NIOCORP DEVELOPMENTS LTD	Award(A) Employee Stock Option (Right to Buy)	100,000	-	-	Direct

1-2 of 2 transactions

About Cleave Ernest M.

Cleave Ernest M. (SEC CIK 0002084923) files insider reports with the SEC as Senior VP Business Development of NIOCORP DEVELOPMENTS LTD (NB).

Signal8 holds 3 ownership filings by Cleave Ernest M. (1 Form 3, 2 Form 4), filed between Sep 5, 2025 and Jul 8, 2026. Those filings report 2 transactions, from Aug 18, 2025 to Jul 6, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Cleave Ernest M.'s filings is in CENTENNIAL, CO.

Recent filings by Cleave Ernest M.

Jul 6, 2026: Grant or award of NB derivative securities (Form 4, code A).
Aug 18, 2025: Grant or award of NB derivative securities (Form 4, code A).

Other insiders filing for NIOCORP DEVELOPMENTS LTD (NB)

Smith Mark A., President & CEO
Honan Scott, Chief Operating Officer
Shah Neal S., Chief Financial Officer
Kehler Dean C, Director
Fulton Anthony W, Director
Oliver Peter Robert, Director

How to read Form 4 transaction codes