Ticker reaction data

Catalyst Bancorp, Inc. - common stock (CLST)

CLST moved a median of 0.00% 30 minutes after news, and +0.16% by the close. How CLST actually reacts to news — the realized, point-in-time move the market made, measured across 124 labeled events over the last three years with zero look-ahead.

The quantified answer

CLST’s median reaction, across the day.

0.00%
Median 30-min
Typical reaction 30 minutes after any CLST news
46%
Moved up
Share of CLST news events that rose at 30 minutes
+0.16%
Median to close
Where CLST typically settles by the closing bell
CLST median reaction to newsCLST median reaction to news across 4 horizons: 5-min +0.00%, 30-min +0.00%, 60-min +0.00%, to close +0.16%.5-min30-min60-minto close5-min: +0.00%30-min: +0.00%60-min: +0.00%to close: +0.16%+0.00%+0.00%+0.00%+0.16%0+0.16%
Median move vs. the price at the news timestamp, each horizon on its own sample — the counts are in the table below.
CLST median reaction to news, by horizon. Each rung is measured on the events that traded at that horizon.
HorizonMedian% positiveEvents
5-min0.00%16%51
30-min0.00%46%68
60-min0.00%46%78
to close+0.16%52%111
Where CLST reactions landvs 124 measured CLST reactions
CLSTMiddle 50% · -0.01% to +0.32%Zero: 0.00%Median: 0.00%Median 0.00%-0.50%0+0.50%
Middle 50% of CLST reactions-0.01% to +0.32%
Median reaction (30-min)0.00%
Measured reactions124
Point-in-time · zero look-ahead

Half of all Catalyst Bancorp, Inc. - common stock news events land between -0.01% and +0.32% at 30 minutes.

Reaction stats as of 2026-09-21. Newest measured event . Reaction = percent move vs. the price at the news timestamp.

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Latest news

Recent CLST events, each with its measured reaction.

DateHeadlineEventSource5-minTo close
Form 8-K/A Catalyst Bancorp, Inc. For: Jul 14SEC filing · Form 8-KSEC EDGAR—+0.00%
Form 8-K Catalyst Bancorp, Inc. For: Sep 13SEC filing · Form 8-KSEC EDGAR-0.90%-2.61%
Form 8-K Catalyst Bancorp, Inc. For: Aug 17SEC filing · Form 8-KSEC EDGAR—+0.14%
Form 10-Q Catalyst Bancorp, Inc. For: Jun 30SEC filing · Form 10-QSEC EDGAR——
Catalyst Bancorp, Inc. Announces 2026 Second Quarter ResultsPress releasePR Newswire-0.24%+0.54%
Form 8-K Catalyst Bancorp, Inc. For: Jul 30SEC filing · Form 8-KSEC EDGAR+0.89%+0.78%
Catalyst Bancorp, Inc. Completes Acquisition of Lakeside Bancshares, Inc.Press releasePR Newswire+0.00%+1.21%
Form 8-K Catalyst Bancorp, Inc. For: Jul 14SEC filing · Form 8-KSEC EDGAR+0.00%+1.21%
Form 11-K Catalyst Bancorp, Inc. For: Dec 31SEC filing · Form 11-KSEC EDGAR—+0.30%
Catalyst Bancorp, Inc. and Lakeside Bancshares, Inc. Announce Shareholder and Regulatory Approvals for Pending MergersPress releasePR Newswire—+2.97%
Form 8-K Catalyst Bancorp, Inc. For: Jun 26SEC filing · Form 8-KSEC EDGAR+0.00%+2.35%
Form 8-K Catalyst Bancorp, Inc. For: May 19SEC filing · Form 8-KSEC EDGAR+0.00%+0.00%
Form 10-Q Catalyst Bancorp, Inc. For: Mar 31SEC filing · Form 10-QSEC EDGAR—-0.19%
Catalyst Bancorp, Inc. Announces 2026 First Quarter ResultsPress releasePR Newswire—-0.81%
Form 8-K Catalyst Bancorp, Inc. For: Apr 30SEC filing · Form 8-KSEC EDGAR—-0.81%
Form ARS Catalyst Bancorp, Inc. For: Dec 31SEC filing · Form ARSSEC EDGAR—+0.00%
Form DEF 14A Catalyst Bancorp, Inc. For: May 19SEC filing · Form DEFSEC EDGAR+0.00%+0.00%
Catalyst Bancorp, Inc. Announces Agreement to Acquire Lakeside Bancshares, Inc.Press releasePR Newswire-1.03%-2.74%
Form 8-K Catalyst Bancorp, Inc. For: Apr 07SEC filing · Form 8-KSEC EDGAR-1.03%-2.74%
Form 10-K Catalyst Bancorp, Inc. For: Dec 31SEC filing · Form 10-KSEC EDGAR—+0.33%
Catalyst Bancorp, Inc. Announces 2025 Fourth Quarter ResultsPress releasePR Newswire—-0.25%
Form 8-K Catalyst Bancorp, Inc. For: Jan 29SEC filing · Form 8-KSEC EDGAR+0.32%-0.64%
Form 8-K Catalyst Bancorp, Inc. For: Nov 20SEC filing · Form 8-KSEC EDGAR+0.06%+1.03%
Catalyst Bancorp, Inc. Announces New Share Repurchase PlanPress releasePR Newswire—+1.01%
Form 10-Q Catalyst Bancorp, Inc. For: Sep 30SEC filing · Form 10-QSEC EDGAR——
Form 8-K Catalyst Bancorp, Inc. For: Oct 31SEC filing · Form 8-KSEC EDGAR—-4.24%
Catalyst Bancorp, Inc. Announces 2025 Third Quarter ResultsPress releasePR Newswire—-0.07%
Form 8-K Catalyst Bancorp, Inc. For: Oct 23SEC filing · Form 8-KSEC EDGAR—-0.11%
Form 10-Q Catalyst Bancorp, Inc. For: Jun 30SEC filing · Form 10-QSEC EDGAR—+0.76%
Catalyst Bancorp, Inc. Announces 2025 Second Quarter ResultsPress releasePR Newswire—+0.24%
Form 8-K Catalyst Bancorp, Inc. For: Jul 24SEC filing · Form 8-KSEC EDGAR—+0.24%
Form 11-K Catalyst Bancorp, Inc. For: Dec 31SEC filing · Form 11-KSEC EDGAR+0.00%+0.98%
Form 8-K Catalyst Bancorp, Inc. For: May 20SEC filing · Form 8-KSEC EDGAR—+1.28%
Form 10-Q Catalyst Bancorp, Inc. For: Mar 31SEC filing · Form 10-QSEC EDGAR—+0.26%
Catalyst Bancorp, Inc. Announces 2025 First Quarter ResultsPress releasePR Newswire—+1.32%
Form 8-K Catalyst Bancorp, Inc. For: Apr 24SEC filing · Form 8-KSEC EDGAR+0.09%+0.52%
Form ARS Catalyst Bancorp, Inc. For: Dec 31SEC filing · Form ARSSEC EDGAR—+0.90%
Form DEF 14A Catalyst Bancorp, Inc. For: Apr 15SEC filing · Form DEFSEC EDGAR—+0.90%
Form 8-K/A Catalyst Bancorp, Inc. For: Nov 20SEC filing · Form 8-KSEC EDGAR—-2.15%
Form 10-K Catalyst Bancorp, Inc. For: Dec 31SEC filing · Form 10-KSEC EDGAR—-0.43%
Catalyst Bancorp, Inc. Announces 2024 Fourth Quarter ResultsPress releasePR Newswire-0.09%+1.28%
Form 8-K Catalyst Bancorp, Inc. For: Jan 23SEC filing · Form 8-KSEC EDGAR—+1.20%
Form 8-K Catalyst Bancorp, Inc. For: Nov 20SEC filing · Form 8-KSEC EDGAR—-0.84%
Form 8-K Catalyst Bancorp, Inc. For: Nov 25SEC filing · Form 8-KSEC EDGAR—-0.84%
Catalyst Bancorp, Inc. Announces New Share Repurchase PlanPress releasePR Newswire-0.94%+0.60%
Form 10-Q Catalyst Bancorp, Inc. For: Sep 30SEC filing · Form 10-QSEC EDGAR——
Catalyst Bancorp, Inc. Announces 2024 Third Quarter ResultsPress releasePR Newswire—+2.36%
Form 8-K Catalyst Bancorp, Inc. For: Oct 24SEC filing · Form 8-KSEC EDGAR-0.09%+0.48%
Form 10-Q Catalyst Bancorp, Inc. For: Jun 30SEC filing · Form 10-QSEC EDGAR—+0.29%
Catalyst Bancorp, Inc. Announces 2024 Second Quarter ResultsPress releasePR Newswire—+0.33%

Each reaction is the move the market actually made, measured from the news timestamp. Headlines link through to the CLST section they belong to.

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Where else CLST is measured.

CLST earnings → · Analyst actions → · SEC filings →

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Method

How the numbers are made.

How is Catalyst Bancorp, Inc. - common stock's median reaction calculated?

Every labeled CLST news event is measured from its own timestamp: the last trade before the news is the base price, and the move is read at fixed horizons — 30 minutes of trading, then the close. The median across 124 events is what this page reports. Point-in-time, zero look-ahead: no event borrows information from a later one.

What counts as a positive reaction?

Any event whose price move is above zero at the horizon, relative to the last trade before the news timestamp. 46% of CLST's measured events are up at 30 minutes; the rest close the window flat or negative.

How often is this page updated?

The news table refreshes automatically as new events are labeled and priced. The reaction medians are re-pulled in batches from the dataset — the figures here are as of 2026-09-21.

Does CLST's past reaction predict its next one?

No. These are realized facts about past events, not forecasts. They describe a distribution — they say nothing certain about any future move.

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26M+ news records, 2006–2026 Operating since 2012 Point-in-time, zero look-ahead Peer-reviewable methodology (SSRN) ↗