Alpha Pro Tech repurchases 21,943 director shares

The 33,000 time-based restricted stock units are scheduled to vest in full on the third anniversary of the grant date, subject to the plan and award agreement.

Rhea-AI Filing Summary

Alpha Pro Tech Ltd (APT) director Charles D. Montgomery reported three common-stock transactions on September 28, 2026. The issuer purchased 21,943 shares directly from him under its share repurchase program at $5.04 per share; no Rule 10b5-1 plan is reported. Another 13,057 shares were withheld for tax purposes in connection with vesting of time-based restricted stock units granted September 28, 2023. Montgomery also received 33,000 time-based restricted stock units under the 2020 Omnibus Plan; they will vest in full on the third anniversary of the grant date, subject to the Plan and applicable award agreement.

Insider Trade Summary

Net Seller: 21,943 shares

Net Sell 3 txns

Insider MONTGOMERY CHARLES D

Role Director

Sold 21,943 shs ($111K)

Type	Security	Shares	Price	Value
Tax Withholding	common stock F1	13,057	$5.04	$66K
Sale	common stock F2	21,943	$5.04	$111K
Grant/Award	common stock F3	33,000	$5.04	$166K

Holdings After Transaction: common stock — 58,281 shares (Direct)

Footnotes (3)

1. F1. Represents the withholding of shares for tax purposes in connection with the vesting of time-based restricted stock units granted to the reporting person on September 28, 2023.
2. F2. On September 28, 2026, the issuer purchased 21,943 shares directly from the reporting person under the issuer's share repurchase program. The per-share price was based on the closing price of the issuer's stock as of the transaction date. The transaction was approved by the issuer's Compensation Committee in accordance with Rule 16b-3(d)(1) of the Securities Exchange Act of 1934, as amended (the "Act"), and as such, is exempt from Section 16(b) of the Act pursuant to Rule 16b-3(e) promulgated thereunder.
3. F3. Represents shares of time-based restricted stock units granted under the Alpha Pro Tech, Ltd. 2020 Omnibus Plan (the "Plan") that will vest in full on the third anniversary of the grant date, subject to the terms of the Plan and the applicable award agreement.

Key Figures

Shares sold to issuer: 21,943 shares Sale price: $5.04 per share Shares withheld for tax purposes: 13,057 shares +1 more

4 metrics

Shares sold to issuer 21,943 shares September 28, 2026, under the issuer's share repurchase program

Sale price $5.04 per share Shares purchased by the issuer on September 28, 2026

Shares withheld for tax purposes 13,057 shares In connection with vesting of time-based restricted stock units granted September 28, 2023

Time-based restricted stock units granted 33,000 units Granted September 28, 2026, under the 2020 Omnibus Plan

Key Terms

time-based restricted stock units, share repurchase program, Rule 16b-3(d)(1)

3 terms

time-based restricted stock units financial

"vesting of time-based restricted stock units"

Time-based restricted stock units are a form of employee compensation where individuals are granted company shares that are earned over a set period, often as a reward for staying with the company. These shares typically become fully owned and transferable only after passing specific time milestones, encouraging long-term commitment. For investors, they highlight a company's focus on employee retention and can influence future stock supply and company stability.

share repurchase program financial

"under the issuer's share repurchase program"

A share repurchase program is when a company buys back its own shares from the marketplace. This reduces the total number of shares available, which can increase the value of each remaining share and signal confidence in the company's prospects. For investors, it often suggests that the company believes its stock is undervalued or that it has extra cash to return to shareholders.

Rule 16b-3(d)(1) regulatory

"in accordance with Rule 16b-3(d)(1)"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many APT shares did director Charles D. Montgomery sell?

On September 28, 2026, Alpha Pro Tech Ltd purchased 21,943 shares directly from Charles D. Montgomery under its share repurchase program at $5.04 per share; no Rule 10b5-1 plan is reported.

When do Charles D. Montgomery's APT restricted stock units vest?

The 33,000 time-based restricted stock units granted September 28, 2026, will vest in full on the third anniversary of the grant date, subject to the terms of the 2020 Omnibus Plan and the applicable award agreement.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/30/2026 - 05:51 PM Accepted by SEC EDGAR 09/30/2026 - 05:50 PM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

MONTGOMERY CHARLES D

(Last) (First) (Middle)

53 WELLINGTON STREET EAST

(Street)

AURORA L4G 1H6

(City) (State) (Zip)

ONTARIO, CANADA

(Country)

2. Issuer Name and Ticker or Trading Symbol
ALPHA PRO TECH LTD [ APT ]

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/28/2026

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

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

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

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
common stock	09/28/2026		F(1)		13,057	D	$5.04	47,224	D
common stock	09/28/2026		S(2)		21,943	D	$5.04	25,281	D
common stock	09/28/2026		A(3)		33,000	A	$5.04	58,281	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the withholding of shares for tax purposes in connection with the vesting of time-based restricted stock units granted to the reporting person on September 28, 2023.

2. On September 28, 2026, the issuer purchased 21,943 shares directly from the reporting person under the issuer's share repurchase program. The per-share price was based on the closing price of the issuer's stock as of the transaction date. The transaction was approved by the issuer's Compensation Committee in accordance with Rule 16b-3(d)(1) of the Securities Exchange Act of 1934, as amended (the "Act"), and as such, is exempt from Section 16(b) of the Act pursuant to Rule 16b-3(e) promulgated thereunder.

3. Represents shares of time-based restricted stock units granted under the Alpha Pro Tech, Ltd. 2020 Omnibus Plan (the "Plan") that will vest in full on the third anniversary of the grant date, subject to the terms of the Plan and the applicable award agreement.

	/s/ Charles Montgomery	05/13/2026
	** 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 4 (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 4: SEC 1474 (03-26)