Mark A. Smith - 28 Nov 2022 Form 4 Insider Report for NIOCORP DEVELOPMENTS LTD (NB)

Role: President & CEO, Director
Signature: /s/ Mark A. Smith
Issuer symbol: NB
Transactions as of: 28 Nov 2022
Net transactions value: +$1.6
Form type: 4
Filing time: 29 Nov 2022, 16:23:36 UTC
Previous filing: 03 Mar 2022
Next filing: 28 Mar 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	NB	Common Shares	Options Exercise	$263,475	+750,000	+3.8%	$0.3513	20,315,395	28 Nov 2022	Direct	F1
transaction	NB	Common Shares	Tax liability	$263,502	-301,283	-1.5%	$0.8746	20,014,112	28 Nov 2022	Direct	F2
transaction	NB	Common Shares	Options Exercise	$302,775	+750,000	+3.7%	$0.4037	20,764,112	28 Nov 2022	Direct	F3
transaction	NB	Common Shares	Tax liability	$302,746	-346,154	-1.7%	$0.8746	20,417,958	28 Nov 2022	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	NB	Director Stock Option (right to buy)	Options Exercise	$0	-750,000	-100%	$0.000000^*	0	28 Nov 2022	Common Shares	750,000	$0.3513	Direct	F1, F4
transaction	NB	Director Stock Option (right to buy)	Options Exercise	$0	-750,000	-100%	$0.000000^*	0	28 Nov 2022	Common Shares	750,000	$0.4037	Direct	F3, F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Option exercise price reflected was converted from Canadian exercise price of C$0.47 using an exchange rate of C$1.3377 = US$1.00 as reported by the Bank of Canada on November 25, 2022.
F2	Sale price of common shares withheld in satisfaction of option exercise price is based on the closing price of the common shares on the Toronto Stock Exchange on November 25, 2022 of C$1.17, which was converted using an exchange rate of C$1.3377 = US$1.00 as reported by the Bank of Canada on November 25, 2022.
F3	Option exercise price reflected was converted from Canadian exercise price of C$0.54 using an exchange rate of C$1.3377 = US$1.00 as reported by the Bank of Canada on November 25, 2022.
F4	The option, representing a right to purchase a total of 750,000 Common Shares, became exercisable on the issuance date of November 9, 2017.
F5	The option, representing a right to purchase a total of 750,000 Common Shares, became exercisable in installments as follows: 50% on May 15, 2019; 25% on November 15, 2019; and 25% on May 15, 2020.