Catalyst Bancorp director granted stock and options

Catalyst Bancorp, Inc. director Frederick R. Lafleur reported new equity compensation awards.

Rhea-AI Filing Summary

Catalyst Bancorp, Inc. director Frederick R. Lafleur reported new equity compensation awards. He received 1,058 shares of common stock at $0.00 per share, increasing his directly held common stock to 10,580 shares. He also received a stock option for 2,645 shares of common stock with a $15.96 exercise price, expiring on June 10, 2036. These stock and option awards vest 20% per year, commencing on June 10, 2027, under the company’s 2022 Recognition and Retention Plan and Trust Agreement. In addition to direct holdings, the filing shows 15,000 shares held indirectly by his spouse and 10,000 shares held indirectly through an IRA.

Insider Trade Summary

Grant/Award: 3,703 shares

Grant/Award 6 txns

Insider Lafleur Frederick R.

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (Right to Buy)	2,645	$0.00	$0.00
Grant/Award	Common Stock	1,058	$0.00	$0.00
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Stock Option (Right to Buy) — 26,450 contracts for 23,805 underlying shares (Direct); Common Stock — 10,580 shares (Direct); Common Stock — 10,000 shares (Indirect, By IRA); Common Stock — 15,000 shares (Indirect, By spouse)

Footnotes (6)

1. F1. Represents the grant of shares pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement that vest at 20% per year commencing on June 10, 2027.
2. F2. Includes 847 shares granted pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement that reflect the unvested portion of a grant amount originally covering 1,058 shares that commenced vesting 20% per year on June 10, 2026.
3. F3. Includes 3,388 shares granted pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement that reflect the unvested portion of a grant amount originally covering 8,464 shares that commenced vesting 20% per year on September 1, 2023.
4. F4. These options are vesting at a rate of 20% per year that commenced on September 1, 2023.
5. F5. These options are vesting at a rate of 20% per year that commenced on June 10, 2026.
6. F6. These options vest at a rate of 20% per year commencing on June 10, 2027.

Key Figures

Common stock grant: 1,058 shares at $0.00 New option grant: 2,645 shares at $15.96 Direct common holdings: 10,580 shares +4 more

7 metrics

Common stock grant 1,058 shares at $0.00 Award to director Lafleur on June 10, 2026

New option grant 2,645 shares at $15.96 Stock Option (Right to Buy), expires June 10, 2036

Direct common holdings 10,580 shares Total common stock directly held after grant

Indirect spouse holdings 15,000 shares Common stock held indirectly by spouse

Indirect IRA holdings 10,000 shares Common stock held indirectly by IRA

Existing option position 1 2,645 shares at $12.08 Option expiring June 10, 2035

Existing option position 2 21,160 shares at $13.30 Option expiring September 1, 2032

Key Terms

2022 Recognition and Retention Plan and Trust Agreement, Stock Option (Right to Buy, vesting at a rate of 20% per year, IRA, +1 more

5 terms

2022 Recognition and Retention Plan and Trust Agreement financial

"Represents the grant of shares pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement"

Stock Option (Right to Buy financial

"Stock Option (Right to Buy) with a $15.9600 exercise price expiring on June 10, 2036"

vesting at a rate of 20% per year financial

"These options are vesting at a rate of 20% per year that commenced on September 1, 2023"

IRA financial

"Common Stock held indirectly with nature of ownership described as By IRA"

An individual retirement account (IRA) is a savings account designed to help people put aside money for their retirement, often with tax advantages that encourage long-term savings. It matters to investors because it can grow over time, providing financial security later in life, and offers benefits that can reduce current taxes or allow investments to compound more effectively.

grant, award, or other acquisition financial

"Transaction code A is described as Grant, award, or other acquisition"

FAQ

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

What did Frederick R. Lafleur acquire in this Catalyst Bancorp (CLST) Form 4?

Frederick R. Lafleur reported receiving 1,058 shares of Catalyst Bancorp common stock at $0.00 per share and a stock option for 2,645 shares at a $15.96 exercise price, both as equity compensation awards under the company’s 2022 Recognition and Retention Plan.

How do the new awards affect Lafleur’s Catalyst Bancorp (CLST) share ownership?

After the grant, Lafleur directly holds 10,580 shares of Catalyst Bancorp common stock. The filing also shows 15,000 shares held indirectly by his spouse and 10,000 shares held indirectly through an IRA, in addition to his existing stock option positions.

When do Frederick R. Lafleur’s new Catalyst Bancorp equity awards vest?

The newly granted 1,058 shares and the 2,645-share stock option vest at 20% per year, commencing on June 10, 2027. This means the awards become exercisable or fully owned gradually over five years, consistent with the company’s long-term incentive structure.

What stock option positions does Lafleur hold in Catalyst Bancorp (CLST) after this filing?

Lafleur holds options over 2,645 shares at a $12.08 exercise price expiring June 10, 2035, 21,160 shares at $13.30 expiring September 1, 2032, and the new 2,645-share option at $15.96 expiring June 10, 2036, all tied to Catalyst Bancorp common stock.

Is Lafleur’s Form 4 transaction an open-market buy or sell of Catalyst Bancorp shares?

The Form 4 shows compensation-related acquisitions, not open-market trades. The 1,058 common shares and 2,645-share stock option were granted at $0.00 per share as awards, with vesting over time, rather than purchased or sold on the open market.

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

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Accepted by SEC EDGAR 06/11/2026 - 07:40 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^*

Lafleur Frederick R.

(Last) (First) (Middle)

C/O CATALYST BANCORP INC

235 N COURT ST

(Street)

OPELOUSAS LOUISIANA 70570

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Catalyst Bancorp, Inc. [ CLST ]

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)
06/10/2026

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	06/10/2026		A(1)		1,058	A	$0	10,580(2)(3)	D
Common Stock								10,000	I	By IRA
Common Stock								15,000	I	By spouse

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
Stock Option (Right to Buy)	$13.3							(4)	09/01/2032	Common Stock	21,160		21,160	D
Stock Option (Right to Buy)	$12.08							(5)	06/10/2035	Common Stock	2,645		2,645	D
Stock Option (Right to Buy)	$15.96	06/10/2026		A		2,645		06/10/2027(6)	06/10/2036	Common Stock	2,645	$0	2,645	D

Explanation of Responses:

1. Represents the grant of shares pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement that vest at 20% per year commencing on June 10, 2027.

2. Includes 847 shares granted pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement that reflect the unvested portion of a grant amount originally covering 1,058 shares that commenced vesting 20% per year on June 10, 2026.

3. Includes 3,388 shares granted pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement that reflect the unvested portion of a grant amount originally covering 8,464 shares that commenced vesting 20% per year on September 1, 2023.

4. These options are vesting at a rate of 20% per year that commenced on September 1, 2023.

5. These options are vesting at a rate of 20% per year that commenced on June 10, 2026.

6. These options vest at a rate of 20% per year commencing on June 10, 2027.

	/s/ Jutta Codori by P.O.A. for Frederick R. Lafleur	06/11/2026
	** 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)