Frontier Nuclear & Minerals (FNUC) chair reports 1.72M shares and option, RSU holdings

Rhea-AI Filing Summary

Frontier Nuclear & Minerals Inc. director and chairman Labkowski Nachum filed an initial Form 3 showing his existing ownership in the company. He directly holds 1,721,916 Common Shares, plus stock options and restricted stock units that may convert into additional shares over time.

The filing lists vested stock options over 12,307, 7,520 and 7,692 Common Shares at an exercise price of $5.00, and 200,000 options at $3.08, with expirations between 2026 and 2031. It also discloses 49,255 restricted stock units that can settle in one Common Share or cash per unit under the company’s RSU plan.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Labkowski Nachum

(Last) (First) (Middle)

360 MAIN STREET, 30TH FLOOR

(Street)

WINNIPEG R3C 4G1

(City) (State) (Zip)

MANITOBA, CANADA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Frontier Nuclear & Minerals Inc. [ FNUC ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman of the Board

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Shares	1,721,916	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Options (Right to Buy)	(1)	05/24/2029	Common Shares	12,307	$5	D
Stock Options (Right to Buy)	(1)	11/18/2026	Common Shares	7,520	$5	D
Stock Options (Right to Buy)	(1)	01/30/2028	Common Shares	7,692	$5	D
Stock Options (Right to Buy)	(2)	02/23/2031	Common Shares	200,000	$3.08	D
Restricted Stock Units	(3)	(4)	Common Shares	49,255	(5)	D
Restricted Stock Units	(6)(7)	(4)	Common Shares	(6)(7)	(5)	D

Explanation of Responses:

1. The Stock Options are fully vested.

2. The Stock Options were granted on February 23, 2026 under the Issuer's option plan. The Stock Options vest in accordance with the following schedule: (i) 50% vest on February 23, 2027 and (ii) 50% vest on February 23, 2028.

3. The Restricted Stock Units ("RSUs") were granted on February 23, 2026 under the Issuer's restricted share unit award plan ("RSU Plan"). The RSUs will vest as to the number of shares indicated and, on the later of (i) July 1, 2026; and (ii) such date as the Reporting Person may elect provided such date is within the time period allowed under the RSU Plan. Notwithstanding any provisions within the RSU Plan to the contrary, the RSUs shall be entitled to immediate vest upon the occurrence of a Change of Control (as defined in the RSU Plan) or if vesting is accelerated by the Issuer's Board of Directors.

4. The RSUs do not expire.

5. Each RSU represents a contingent right to receive one Common Share or the cash equivalent thereof as allowed under the RSU plan.

6. The RSUs were granted on July 21, 2025. The Reporting Person holds such number of RSUs equal to 10% of the issued and outstanding shares at any applicable time (on a post-vesting basis) which, subject to footnote 7 below, are eligible to vest, and become exercisable for an equal number of common shares, as follows: a) 100,000 RSUs are eligible to vest 61 days after the volume-weighted average price ("VWAP") of the Issuer's shares exceeds a market capitalization US$100,000,000 for 10 consecutive trading days; b) 100,000 RSUs are eligible to vest 61 days after the VWAP of the Issuer's shares exceeds a market capitalization of US$200,000,000 for 10 consecutive trading days; and c) upon every incremental US$100,000,000 increase in the market capitalization above US$200,000,000, an additional 100,000 RSUs are eligible to vest 61 days after the market capitalization of the Issuer exceeds that additional threshold for 10 consecutive trading days.

7. In each case, following the eligibility to vest, the Reporting Person may elect to a later date, provided such date is within the time period allowed under the RSU Plan. Notwithstanding any provisions within the RSU Plan to the contrary, the RSUs shall be entitled to immediate vest upon the occurrence of a Change of Control (as defined in the RSU Plan) or if vesting is accelerated by the Issuer's Board of Directors

	Labkowski Nachum	03/25/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

FAQ

What does the Frontier Nuclear & Minerals (FNUC) Form 3 for Labkowski Nachum report?

The Form 3 reports Labkowski Nachum’s existing holdings in Frontier Nuclear & Minerals, including 1,721,916 Common Shares held directly. It also discloses multiple stock option grants and restricted stock units that may convert into additional shares under specified vesting schedules and plan terms.

How many Frontier Nuclear & Minerals (FNUC) common shares does Labkowski Nachum directly own?

He directly owns 1,721,916 Common Shares of Frontier Nuclear & Minerals. This position is separate from his derivative holdings, such as stock options and restricted stock units, which represent additional potential equity exposure if vesting conditions are met and the awards are settled in shares.

What stock options are reported for Labkowski Nachum in the FNUC Form 3?

The Form 3 lists fully vested stock options over 12,307, 7,520 and 7,692 Common Shares at a $5.00 exercise price, plus 200,000 options at $3.08. These options expire between November 18, 2026 and February 23, 2031, giving long-dated potential to acquire additional shares.

What restricted stock units (RSUs) are disclosed for Labkowski Nachum at Frontier Nuclear & Minerals (FNUC)?

The filing shows 49,255 restricted stock units tied to Common Shares. Each RSU represents a contingent right to receive one share or cash. Certain RSUs vest based on time or company market capitalization milestones, with immediate vesting possible upon a Change of Control or board-approved acceleration.

Are the RSUs reported for Labkowski Nachum at FNUC subject to special vesting conditions?

Yes. Some RSUs vest on specific dates or at the reporting person’s election within plan limits, and others vest when market capitalization targets, such as US$100,000,000 and US$200,000,000, are exceeded for 10 consecutive trading days, or immediately upon a Change of Control or board acceleration.

Does the Frontier Nuclear & Minerals (FNUC) Form 3 show any insider share purchases or sales by Labkowski Nachum?

No transactional buys or sells are indicated. The entries are categorized as holdings, with transaction codes shown as unknown. The disclosure functions as an initial statement of beneficial ownership, summarizing existing Common Share, stock option, and restricted stock unit positions rather than recent trading activity.