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Insider · CIK 0001885818

Kirk E. Kleiser

director

Files at CLST (Catalyst Bancorp, Inc.). First filing Nov 2, 2023, latest Jun 11, 2026.

In brief

Kirk E. Kleiser files SEC Form 4 as director at CLST (Catalyst Bancorp, Inc.). Since Nov 2, 2023, Kirk E. Kleiser has reported 5 open-market buys worth $226k and 2 open-market sells worth $160k, the latest filed on Jun 11, 2026.

After Kirk E. Kleiser's past buys, the stock beat the S&P 500 by a median 9.5% over six months (n = 3), and 100% of those buys were ahead of the index at six months. InsiderTell labels that a positive record.

The newest scored trade: bought $100k of CLST on Jun 10, 2026, filed Jun 11, 2026, scored 31 (weak). In the last 12 months: 2 buys worth $164k and 2 sells worth $160k.

Track record
Positive
Past buys beat the index over six months, median.
Median 6-month excess
+9.5%
after past buys, n = 3
Hit rate
100%
past buys that beat the index over 6 months
Open-market trades
5 / 2
$226k bought, $160k sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

CLST: Catalyst Bancorp, Inc.

CLSTOct 12, 2026 · close 16.77

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
31Weak
CLSTbuy
Catalyst Bancorp, Inc.
$100k
6,200 shares
+24%+32% from low-6% from high
45Moderate
CLSTsell
Catalyst Bancorp, Inc.
$96k
6,000 shares
-120%+32% from low-6% from high
29Weak
CLSTbuy
Catalyst Bancorp, Inc.
$64k
4,750 shares
+37%+21% from low0% from high
43Moderate
CLSTsell
Catalyst Bancorp, Inc.
$64k
4,750 shares
-100%+21% from low0% from high
18Weak
CLSTbuy
Catalyst Bancorp, Inc.
$21k
1,750 shares
+14%+13% from low0% from high
33Weak
CLSTbuy 2
Catalyst Bancorp, Inc.
$22k
1,900 shares
+76%-
18Weak
CLSTbuy
Catalyst Bancorp, Inc.
$19k
1,699 shares
+15%+20% from low-14% from high

Planned sales

Form 144 notices this insider filed before selling restricted or control stock, newest first.

FiledCompanySharesValueSale datePast 3 months
Jun 10, 2026 CLST
Catalyst Bancorp, Inc.
6,000
0.15% of outstanding
$96kJun 10, 2026none
Oct 28, 2025 CLST
Catalyst Bancorp, Inc.
4,750
0.11% of outstanding
$64kOct 28, 2025none

Transactions

Every row this insider has filed, 23 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Sep 16, 2026CLST
Catalyst Bancorp, Inc.
MOption exercise
Common Stock
+529$12.08$6,39045,88725 d ago
Sep 16, 2026CLST
Catalyst Bancorp, Inc.
MOption exercise
Common Stock
+16,928$13.30$225k45,35825 d ago
Sep 16, 2026CLST
Catalyst Bancorp, Inc.
MOption exercise
Stock Option (Right to Buy)derivative
-16,928$0.00$04,23225 d ago
Sep 16, 2026CLST
Catalyst Bancorp, Inc.
MOption exercise
Stock Option (Right to Buy)derivative
-529$0.00$02,11625 d ago
Jun 10, 2026CLST
Catalyst Bancorp, Inc.
SOpen-market sale
Common Stockindirect: By K Kleiser LLC
-5,000$16.04$80k0Jun 11, 2026
Jun 10, 2026CLST
Catalyst Bancorp, Inc.
SOpen-market sale
Common Stockindirect: By K & G On the Geaux LLC
-1,000$16.04$16k0Jun 11, 2026
Jun 10, 2026CLST
Catalyst Bancorp, Inc.
AGrant or award
Common Stock
+1,058$0.00$025,580Jun 11, 2026
Jun 10, 2026CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stock
+2,850$16.13$46k28,430Jun 11, 2026
Jun 10, 2026CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By IRA
+2,350$16.09$38k20,099Jun 11, 2026
Jun 10, 2026CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By Spouse in IRA
+1,000$16.11$16k4,100Jun 11, 2026
Oct 28, 2025CLST
Catalyst Bancorp, Inc.
SOpen-market sale
Common Stockindirect: By Kleiser Enterprises Corporation
-1,500$13.43$20k3,250Oct 30, 2025
Oct 28, 2025CLST
Catalyst Bancorp, Inc.
SOpen-market sale
Common Stockindirect: By Kleiser Enterprises Corporation
-2,500$13.39$33k750Oct 30, 2025
Oct 28, 2025CLST
Catalyst Bancorp, Inc.
SOpen-market sale
Common Stockindirect: By Kleiser Enterprises Corporation
-750$13.40$10k0Oct 30, 2025
Oct 28, 2025CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By IRA
+100$13.40$1,34013,099Oct 30, 2025
Oct 28, 2025CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By IRA
+4,650$13.41$62k17,749Oct 30, 2025
Jun 11, 2025CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By IRA
+200$12.25$2,45012,999Jun 13, 2025
Jun 11, 2025CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By Kleiser Enterprises Corporation
+350$12.29$4,3024,750Jun 13, 2025
Jun 11, 2025CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By Spouse in IRA
+300$12.24$3,6713,100Jun 13, 2025
Jun 11, 2025CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By Spouse
+900$12.30$11k900Jun 13, 2025
Jun 10, 2025CLST
Catalyst Bancorp, Inc.
AGrant or award
Common Stock
+1,058$0.00$024,522Jun 12, 2025
Jun 10, 2025CLST
Catalyst Bancorp, Inc.
AGrant or award
Stock Option (Right to Buy)derivative
+2,645$0.00$02,645Jun 12, 2025
Nov 22, 2024CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By Corporation
+1,900$11.64$22k4,400Nov 22, 2024
Nov 1, 2023CLST
Catalyst Bancorp, Inc.
POpen-market purchase
Common Stockindirect: By IRA
+1,699$11.21$19k12,799Nov 2, 2023

Questions about Kirk E. Kleiser

Answered from the filings on this page, as of the latest one.

Is Kirk E. Kleiser buying or selling?

In the last 12 months Kirk E. Kleiser reported 2 open-market buys worth $164k and 2 open-market sells worth $160k on SEC Form 4; the latest was bought $100k of CLST on Jun 10, 2026. Grants, option exercises and tax withholding are not counted.

How did Kirk E. Kleiser's past buys perform?

Measured from the first close after each filing, the stock beat the S&P 500 by a median 9.5% over six months across 3 past buys, with 100% ahead of the index. Past results describe what happened; they do not predict the next trade.

Where does Kirk E. Kleiser file Form 4?

Kirk E. Kleiser has filed Form 4 at CLST (Catalyst Bancorp, Inc.). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Kirk E. Kleiser: insider trades and track record | InsiderTell