Filer Snapshot

Catalyst Bancorp, Inc. SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001849867.

Entity Type

Company

Total Filings

184

Latest Filing

21 May 2026

Industry

Savings Institution, Federally Chartered

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Source: SEC filing 8-K

8-K filed on 21 May 2026 for CIK 0001849867.

View Source Filing
Symbol
CLST on Nasdaq
Industry
Savings Institution, Federally Chartered (Office Of Finance)
Business address
235 N. Court Street, Opelousas, LA, 70570

Key facts

  • Catalyst Bancorp, Inc. is an SEC filer tracked under CIK 0001849867.
  • 184 filings are listed on this profile.
  • Common form coverage includes 8-K, 10-Q, SCHEDULE 13G and more.

Change

  • Latest filing: 8-K filed on 21 May 2026.
  • Report period: 19 May 2026.

Research use

  • You can quote filing dates and form types directly from the SEC record on this page.
  • Use this profile before deeper ownership or insider analysis to confirm filing history context.

Evidence

Source: SEC filing 8-K

8-K filed on 21 May 2026 for CIK 0001849867.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed 8-K can change the filing history, ownership context, or next research path for Catalyst Bancorp, Inc..

Latest source-backed update
8-K filed 21 May 2026
Why come back
Revisit after a new SEC filing appears to compare the updated record with prior filings.
  • Latest filing on record: 8-K filed 21 May 2026.
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Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

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Latest update

What changed recently for Catalyst Bancorp, Inc.

New fact period available

Latest financial period: Q1 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

15 May 2026

Page type

Company facts

Latest period

Q1 2026

SEC-backed company facts were refreshed from filings filed on 15 May 2026.

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Benchmark Context

Benchmark context for this company

Catalyst Bancorp, Inc. has a source-backed company facts view where you can compare the latest reported metrics with its own recent history and with peer rankings for the same metric.

Compared with

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Why this is notable

Latest financial period: Q1 2026. That gives you a fresh baseline before you compare this company with peers.

  • Latest company facts filing date: 15 May 2026.
  • Peer comparisons stay conservative: same metric, compatible units, latest valid company row only.
  • Open the facts page first if you want the cleanest path to verification.

Benchmark context is only shown where the app has enough comparable SEC-backed data to keep the interpretation honest.

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Company intelligence

Catalyst Bancorp, Inc.: filings, ownership, insiders

CIK 0001849867. Open the active data lane, then verify the SEC filing behind the row.

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Active modules

3/5

Available company intelligence paths on this page.

Filings

184

SEC submissions provide the evidence trail.

Ownership context

1/3

Insider, large-stake, and institutional ownership lanes.

Return loop

Watch

Return when a new SEC-backed change lands.

Research checks

Latest filing

8-K filed 21 May 2026

Ownership lanes

1/3 active

CIK

0001849867

Next review

watch new filing, insider, 13D/G, or 13F change

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SEC filings

Available

Latest company filings

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Company facts

Available

Financial context

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Forms 3/4/5

Available

Insider activity

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Schedule 13D/G

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Large-stake holders

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Form 13F

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Institutional holders

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SEC-verifiable company hub

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Watchlist return triggers

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new company filing insider Form 4 13D/G holder change 13F holder update

Filer Overview

Catalyst Bancorp, Inc. has filed 184 SEC EDGAR filings since 12 Mar 2021. Common forms include 8-K, 10-Q, SCHEDULE 13G, ARS and more.

Catalyst Bancorp, Inc. SEC filings Catalyst Bancorp, Inc. insider transactions Catalyst Bancorp, Inc. company facts CLST holder history

Latest Filings

Recent SEC filings for Catalyst Bancorp, Inc. with direct links to document and filing folders.

SCHEDULE 13G File 005-93774

SCHEDULE 13G filing

Filing date
29 Apr 2026
Reporting date
Not listed
SEC evidence
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ARS File 001-40893

ARS

Filing date
14 Apr 2026
Reporting date
31 Dec 2025
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DEF 14A File 001-40893

DEF 14A

Filing date
14 Apr 2026
Reporting date
19 May 2026
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SCHEDULE 13D/A File 005-93774

SCHEDULE 13D/A filing

Filing date
13 Apr 2026
Reporting date
Not listed
SEC evidence
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SCHEDULE 13G/A File 005-93774

SCHEDULE 13G/A filing

Filing date
26 Mar 2026
Reporting date
Not listed
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SCHEDULE 13G/A File 005-93774

SCHEDULE 13G/A filing

Filing date
13 Feb 2026
Reporting date
Not listed
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5

5 filing

Filing date
05 Feb 2026
Reporting date
31 Dec 2025
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SCHEDULE 13D/A File 005-93774

SCHEDULE 13D/A filing

Filing date
12 Jan 2026
Reporting date
Not listed
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4

4 filing

Filing date
22 Dec 2025
Reporting date
18 Dec 2025
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SCHEDULE 13D File 005-93774

SCHEDULE 13D filing

Filing date
30 Oct 2025
Reporting date
Not listed
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4

4 filing

Filing date
30 Oct 2025
Reporting date
28 Oct 2025
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144 File 001-40893

144 filing

Filing date
28 Oct 2025
Reporting date
Not listed
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4

4 filing

Filing date
02 Sep 2025
Reporting date
01 Sep 2025
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4

4 filing

Filing date
02 Sep 2025
Reporting date
01 Sep 2025
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4

4 filing

Filing date
02 Sep 2025
Reporting date
01 Sep 2025
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11-K File 001-40893

11-K

Filing date
30 Jun 2025
Reporting date
31 Dec 2024
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4

4 filing

Filing date
13 Jun 2025
Reporting date
11 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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4

4 filing

Filing date
12 Jun 2025
Reporting date
10 Jun 2025
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SCHEDULE 13G/A File 005-93774

SCHEDULE 13G/A filing

Filing date
07 May 2025
Reporting date
Not listed
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ARS File 001-40893

ARS

Filing date
15 Apr 2025
Reporting date
31 Dec 2024
SEC evidence
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DEF 14A File 001-40893

DEF 14A

Filing date
15 Apr 2025
Reporting date
15 Apr 2025
Next action
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SCHEDULE 13G/A File 005-93774

SCHEDULE 13G/A filing

Filing date
11 Feb 2025
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
04 Dec 2024
Reporting date
02 Dec 2024
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4

4 filing

Filing date
04 Dec 2024
Reporting date
01 Dec 2024
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4

4 filing

Filing date
22 Nov 2024
Reporting date
22 Nov 2024
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SCHEDULE 13G/A File 005-93774

SCHEDULE 13G/A filing

Filing date
15 Nov 2024
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
05 Sep 2024
Reporting date
01 Sep 2024
SEC evidence
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4

4 filing

Filing date
05 Sep 2024
Reporting date
01 Sep 2024
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4

4 filing

Filing date
05 Sep 2024
Reporting date
01 Sep 2024
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SC 13G/A File 005-93774

MOUNT GREY CAPITAL LLC

Filing date
14 Aug 2024
Reporting date
Not listed
SEC evidence
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11-K File 001-40893

11-K

Filing date
28 Jun 2024
Reporting date
31 Dec 2023
SEC evidence
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ARS File 001-40893

ARS

Filing date
18 Apr 2024
Reporting date
31 Dec 2023
SEC evidence
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DEF 14A File 001-40893

DEF 14A

Filing date
18 Apr 2024
Reporting date
18 Apr 2024
SEC evidence
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3/A

3/A filing

Filing date
15 Mar 2024
Reporting date
13 Nov 2023
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SC 13G/A File 005-93774

SC 13G/A

Filing date
14 Feb 2024
Reporting date
Not listed
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SC 13G/A File 005-93774

AMENDMENT NO. 2

Filing date
14 Feb 2024
Reporting date
Not listed
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SC 13G File 005-93774

SCHEDULE 13G

Filing date
13 Feb 2024
Reporting date
Not listed
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4

4 filing

Filing date
04 Dec 2023
Reporting date
01 Dec 2023
SEC evidence
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3

3 filing

Filing date
17 Nov 2023
Reporting date
13 Nov 2023
SEC evidence
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4

4 filing

Filing date
02 Nov 2023
Reporting date
01 Nov 2023
SEC evidence
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4

4 filing

Filing date
06 Sep 2023
Reporting date
01 Sep 2023
SEC evidence
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4

4 filing

Filing date
06 Sep 2023
Reporting date
01 Sep 2023
SEC evidence
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4

4 filing

Filing date
06 Sep 2023
Reporting date
01 Sep 2023
SEC evidence
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11-K File 001-40893

11-K

Filing date
29 Jun 2023
Reporting date
31 Dec 2022
SEC evidence
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4

4 filing

Filing date
22 May 2023
Reporting date
18 May 2023
SEC evidence
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4/A

4/A filing

Filing date
19 May 2023
Reporting date
01 Sep 2022
SEC evidence
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4

4 filing

Filing date
18 May 2023
Reporting date
16 May 2023
SEC evidence
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4

4 filing

Filing date
12 May 2023
Reporting date
11 May 2023
SEC evidence
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4

4 filing

Filing date
09 May 2023
Reporting date
08 May 2023
SEC evidence
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4/A

4/A filing

Filing date
09 May 2023
Reporting date
01 May 2023
SEC evidence
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4/A

4/A filing

Filing date
09 May 2023
Reporting date
01 Sep 2022
SEC evidence
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4/A

4/A filing

Filing date
09 May 2023
Reporting date
15 Aug 2022
SEC evidence
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4

4 filing

Filing date
05 May 2023
Reporting date
04 May 2023
SEC evidence
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4

4 filing

Filing date
03 May 2023
Reporting date
01 May 2023
SEC evidence
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ARS File 001-40893

ARS

Filing date
11 Apr 2023
Reporting date
31 Dec 2022
SEC evidence
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DEF 14A File 001-40893

DEF 14A

Filing date
11 Apr 2023
Reporting date
11 Apr 2023
SEC evidence
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SC 13G/A

SC 13G/A

Filing date
14 Feb 2023
Reporting date
Not listed
SEC evidence
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SC 13G File 005-93774

SEC SCHEDULE 13G

Filing date
14 Feb 2023
Reporting date
Not listed
SEC evidence
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SC 13G/A File 005-93774

SC 13G/A filing

Filing date
10 Feb 2023
Reporting date
Not listed
SEC evidence
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4/A

4/A filing

Filing date
26 Jan 2023
Reporting date
01 Sep 2022
SEC evidence
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SC 13G File 005-93774

SC 13G filing

Filing date
04 Oct 2022
Reporting date
Not listed
SEC evidence
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4

4 filing

Filing date
08 Sep 2022
Reporting date
06 Sep 2022
SEC evidence
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4/A

4/A filing

Filing date
08 Sep 2022
Reporting date
01 Sep 2022
SEC evidence
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4/A

4/A filing

Filing date
08 Sep 2022
Reporting date
01 Sep 2022
SEC evidence
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
SEC evidence
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
SEC evidence
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
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4

4 filing

Filing date
02 Sep 2022
Reporting date
01 Sep 2022
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S-8 File 333-267058

S-8

Filing date
25 Aug 2022
Reporting date
Not listed
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4

4 filing

Filing date
17 Aug 2022
Reporting date
15 Aug 2022
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DEFA14A File 001-40893

FORM DEFA14A

Filing date
28 Apr 2022
Reporting date
Not listed
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DEF 14A File 001-40893

FORM DEF 14A

Filing date
12 Apr 2022
Reporting date
12 Apr 2022
SEC evidence
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3

3 filing

Filing date
14 Feb 2022
Reporting date
02 Feb 2022
SEC evidence
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SC 13G

SCHEDULE 13G

Filing date
11 Feb 2022
Reporting date
Not listed
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S-8 File 333-262368

FORM S-8

Filing date
27 Jan 2022
Reporting date
Not listed
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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4

FORM 4

Filing date
14 Oct 2021
Reporting date
12 Oct 2021
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CERT File 001-40893

8A CERT

Filing date
07 Oct 2021
Reporting date
Not listed
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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3

PRIMARY DOCUMENT

Filing date
07 Oct 2021
Reporting date
07 Oct 2021
SEC evidence
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8-A12B File 001-40893

8-A12B

Filing date
07 Oct 2021
Reporting date
Not listed
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8-K File 333-254200

FORM 8-K

Filing date
09 Sep 2021
Reporting date
08 Sep 2021
SEC evidence
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424B3 File 333-254200

424B3

Filing date
16 Aug 2021
Reporting date
Not listed
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8-K File 333-254200

FORM 8-K

Filing date
12 Aug 2021
Reporting date
06 Aug 2021
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EFFECT File 333-254200

EFFECT filing

Filing date
06 Aug 2021
Reporting date
Not listed
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CORRESP

CORRESP filing

Filing date
04 Aug 2021
Reporting date
Not listed
SEC evidence
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CORRESP

CORRESP filing

Filing date
04 Aug 2021
Reporting date
Not listed
SEC evidence
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S-1/A File 333-254200

S-1/A

Filing date
30 Jul 2021
Reporting date
Not listed
SEC evidence
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CORRESP

CORRESP filing

Filing date
16 Jul 2021
Reporting date
Not listed
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S-1/A File 333-254200

S-1/A

Filing date
16 Jul 2021
Reporting date
Not listed
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UPLOAD

UPLOAD filing

Filing date
23 Jun 2021
Reporting date
Not listed
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S-1/A File 333-254200

S-1/A

Filing date
09 Jun 2021
Reporting date
Not listed
SEC evidence
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CORRESP

CORRESP filing

Filing date
23 Apr 2021
Reporting date
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S-1/A File 333-254200

FORM S-1/A

Filing date
23 Apr 2021
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UPLOAD

UPLOAD filing

Filing date
07 Apr 2021
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S-1 File 333-254200

FORM S-1

Filing date
12 Mar 2021
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About this filer

Catalyst Bancorp, Inc. files with the SEC under CIK 0001849867. This page aggregates EDGAR filings and related ownership activity.

Industry: Savings Institution, Federally Chartered.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.
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