STOCK TITAN

Stilwell pushes sale of Catalyst Bancorp (CLST) and board bid

(High)
(Neutral)
Form Type
SCHEDULE 13D/A

Rhea-AI Filing Summary

Catalyst Bancorp, Inc. (CLST) is the subject of this third amendment to a Schedule 13D by the Stilwell Group and nominee Mark D. Alcott. The group reports beneficial ownership of 364,085 shares of common stock, representing 9.0% of the 4,033,791 shares outstanding as of August 12, 2026. Alcott directly owns an additional 1,000 shares, or 0.02%.

The filers state their purpose is to profit from appreciation in Catalyst Bancorp’s stock by asserting shareholder rights and express the view that the company’s asset value is not adequately reflected in the current share price. They have notified the company of their intent to nominate Mark D. Alcott as director at the 2027 annual meeting, with Corissa B. Porcelli as alternate, and have entered into nominee agreements covering expense reimbursement and indemnification.

The group has also submitted a non-binding “Sale Proposal” asking shareholders to approve a request that the board take all necessary steps to promptly effectuate a sale of Catalyst Bancorp. In connection with Alcott’s nomination, the Stilwell entities granted him an option to purchase up to 50,000 shares of common stock beneficially owned by the group at a price of $17.37 per share, vesting the day after the 2027 annual meeting.

Positive

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Insights

Analyzing...

Beneficial ownership (Stilwell Group) 364,085 shares of Common Stock Beneficially owned, representing approximately 9.0% of shares outstanding
Beneficial ownership percentage (Stilwell Group) 9.0% Based on 4,033,791 shares outstanding as of August 12, 2026
Shares outstanding 4,033,791 shares of Common Stock Outstanding as of August 12, 2026, per Form 10-Q filed August 14, 2026
Alcott direct ownership 1,000 shares of Common Stock Directly owned by Mark D. Alcott, about 0.02% of shares outstanding
Alcott purchase cost $16,686.50 Total expended by Mark D. Alcott to acquire 1,000 shares of Common Stock
Stilwell Activist Investments purchases $246,303.25 Amount spent to acquire 15,495 shares of Common Stock since last report
Shares acquired by Stilwell Activist Investments 15,495 shares of Common Stock Purchased since last reported transactions
Option to Alcott 50,000 shares at $17.37 per share Option granted by Stilwell entities, vesting day after 2027 Annual Meeting
Schedule 13D regulatory
"This is the third amendment to the original Schedule 13D, which was filed"
A Schedule 13D is a legal document that investors file with regulators when they buy a large enough stake in a company to potentially influence its management or decisions. It provides details about the investor’s intention, ownership stake, and plans, helping other investors understand who is gaining control and what their motives might be.
beneficially own financial
"Each of Stilwell Activist Fund, Stilwell Activist Investments, Stilwell Partners, Stilwell Value LLC and Joseph Stilwell may be deemed to beneficially own 364,085 shares"
Beneficially own means having the economic rights and risks of a security—such as the right to receive dividends, sell the shares, or profit from price changes—whether or not your name appears on the official share register. Think of it like renting a car: you use it and reap the benefits even if the title lists someone else. Investors care because beneficial ownership determines who truly controls value, must be disclosed under securities rules, and can signal potential influence or trading activity that affects a stock’s price.
margin transactions financial
"All purchases of shares of Common Stock made by the Stilwell Group using funds borrowed... were made in margin transactions on their usual terms"
non-binding proposal regulatory
"Additionally, we have submitted a non-binding proposal (the "Sale Proposal") seeking shareholder approval"
A non-binding proposal is an offer or plan presented by one party that outlines terms they would like to pursue but does not create a legally enforceable obligation. Think of it like a detailed handshake or a draft invitation to negotiate: it signals intent and frames possible outcomes, but either side can walk away or change terms without legal penalty. Investors watch these because they can move a stock’s price by suggesting a possible deal, yet they carry higher uncertainty than formal agreements.
proxy solicitation regulatory
"may be deemed to be solicitation material in respect of the solicitation of proxies by the 13D Group"
Proxy solicitation is the process of asking shareholders for permission to vote their shares on corporate matters, usually by sending voting forms or requests by mail, email or phone. Investors should watch proxy solicitations because they signal attempts to change control, influence board elections or approve big deals — like neighbors organizing votes on a shared building project — and the outcome can materially affect a company’s strategy and stock value.
Nominee Agreements regulatory
"entered into nominee agreements (the "Nominee Agreements") with each of Mark D. Alcott and Corissa B. Porcelli"

FAQ

How much of Catalyst Bancorp (CLST) does the Stilwell Group report owning?

The Stilwell Group reports beneficial ownership of 364,085 shares of Catalyst Bancorp common stock, representing approximately 9.0% of the 4,033,791 shares outstanding as of August 12, 2026, based on the company’s Form 10-Q filed on August 14, 2026.

What is Mark D. Alcott’s ownership in Catalyst Bancorp (CLST)?

Mark D. Alcott directly owns 1,000 shares of Catalyst Bancorp common stock, representing approximately 0.02% of the shares outstanding, and has sole voting and dispositive power over these shares, according to the filing.

What governance actions is the Stilwell Group planning at Catalyst Bancorp (CLST)?

The Stilwell Group has served notice of intent to nominate Mark D. Alcott for election to the board at the 2027 annual meeting, with Corissa B. Porcelli as alternate, and plans to solicit proxies from shareholders in connection with that meeting.

What is the Stilwell Group’s sale proposal for Catalyst Bancorp (CLST)?

The group submitted a non-binding Sale Proposal seeking shareholder approval of a request that the board of Catalyst Bancorp take all necessary steps to promptly effectuate a sale of the company. The proposal text is filed as an exhibit to the Schedule 13D amendment.

How much has been spent recently by the Stilwell Group to buy Catalyst Bancorp (CLST) shares?

Since the last report, Stilwell Activist Investments expended $246,303.25 to acquire 15,495 shares of Catalyst Bancorp common stock, funded from its working capital and possibly margin loans. Stilwell Activist Fund and Stilwell Partners report no new expenditures in that period.

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

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Learn about SEC filing dates





14888L101

(CUSIP Number)
Mr. Joseph Stilwell
200 Calle del Santo Cristo, Segundo Piso
San Juan, PR, 00901
787-985-2193

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)
08/27/2026

(Date of Event Which Requires Filing of This Statement)


If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).




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SCHEDULE 13D






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SCHEDULE 13D






SCHEDULE 13D






SCHEDULE 13D






SCHEDULE 13D






SCHEDULE 13D


Stilwell Activist Fund, L.P.
Signature:/s/ Megan Parisi
Name/Title:Megan Parisi, Member of Stilwell Value LLC, its General Partner
Date:08/27/2026
Stilwell Activist Investments, L.P.
Signature:/s/ Megan Parisi
Name/Title:Megan Parisi, Member of Stilwell Value LLC, its General Partner
Date:08/27/2026
STILWELL PARTNERS L P
Signature:/s/ Megan Parisi
Name/Title:Megan Parisi, Member of Stilwell Value LLC, its General Partner
Date:08/27/2026
Stilwell Value LLC
Signature:/s/ Megan Parisi
Name/Title:Megan Parisi, Member
Date:08/27/2026
STILWELL JOSEPH
Signature:/s/ Joseph Stilwell
Name/Title:Joseph Stilwell*
Date:08/27/2026
ALCOTT MARK DAVID
Signature:/s/ Mark D. Alcott
Name/Title:Mark D. Alcott
Date:08/27/2026
Megan Parisi
Signature:/s/ Megan Parisi
Name/Title:*Megan Parisi, Attorney-in-Fact
Date:08/27/2026