FSI (FSI) CEO Daniel O'Brien trims stake with 16,497-share sale

Rhea-AI Filing Summary

Flexible Solutions International Inc. Chief Executive Officer, director, and 10% owner Daniel B. O'Brien reported a sale of company stock. On 02/03/2026, he sold 16,497 shares of common stock at $5.78 per share in an open-market transaction coded "S" for sale.

After this transaction, O'Brien beneficially owned 4,595,156 shares of Flexible Solutions International common stock, held directly. This filing is an amended Form 4, referencing an original submission dated 02/05/2026 and confirms his continuing large ownership position in the company.

Insider Trade Summary

Net Seller: 16,497 shares ($95,353)

Net Sell 1 txn

Insider O BRIEN DANIEL B

Role Chief Executive Officer

Sold 16,497 shs ($95K)

Type	Security	Shares	Price	Value
Sale	Common Stock	16,497	$5.78	$95K

Holdings After Transaction: Common Stock — 4,595,156 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

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^*

O BRIEN DANIEL B

(Last) (First) (Middle)

6001 54 AVE.

(Street)

TABER A0 T1G 1X4

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
FLEXIBLE SOLUTIONS INTERNATIONAL INC [ FSI ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/03/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)
02/05/2026

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

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

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	02/03/2026		S		16,497	D	$5.78	4,595,156	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:

	/s/ Daniel B. O'Brien	02/10/2026
	** 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.

FAQ

What insider transaction did FSI CEO Daniel O'Brien report?

Daniel B. O'Brien reported selling 16,497 shares of Flexible Solutions International common stock. The transaction occurred on 02/03/2026 and was coded as an open-market sale at a price of $5.78 per share under Form 4/A.

At what price did the FSI insider shares trade in this Form 4/A?

The reported sale of Flexible Solutions International shares was executed at $5.78 per share. This price applies specifically to the 16,497 shares sold by Daniel B. O'Brien on 02/03/2026 as disclosed in the Form 4/A.

How many FSI shares does Daniel O'Brien own after this transaction?

Following the reported sale, Daniel B. O'Brien beneficially owned 4,595,156 shares of Flexible Solutions International common stock. The filing states that these shares are held directly, reflecting his continued significant ownership position after the 16,497-share sale.

What roles does Daniel O'Brien hold at Flexible Solutions International (FSI)?

Daniel B. O'Brien is identified as a director, a 10% owner, and the Chief Executive Officer of Flexible Solutions International Inc. These roles are indicated in the relationship section of the Form 4/A insider transaction report.

Why is this FSI insider filing labeled as Form 4/A?

The filing is labeled Form 4/A because it amends a prior Form 4. The document references an original filing date of 02/05/2026, indicating this submission corrects or updates details of the previously reported insider transaction.