KLEISER KIRK E. purchased 1.75K shares of CATALYST BANCORP, INC. on the open market

Open‑market purchase worth $21.5K. The strongest form of insider conviction signal.

P · 4 purchases

KLEISER KIRK E.

Filed: 6/13/2025ACC: 0001415889-25-017121

InsiderKLEISER KIRK E.CIK 1885818

→

IssuerCATALYST BANCORP, INC.CIK 1849867

Director

Since Oct 2021

+1.75K

Net shares

Net buyer

$21.5K

Total acquired

Open market trades

4B · 0S

Total transactions

1.75K acquired

Non-Derivative Transactions4

Common Stock

Indirect

P · Purchase

+200.00

Price / share

$12.25

Trade value

$2.45K

% of position

1.6%

6/11/2025

12.80K→13K

Common Stock

Indirect

P · Purchase

+350.00

Price / share

$12.29

Trade value

$4.30K

% of position

8.0%

6/11/2025

4.40K→4.75K

Common Stock

Indirect

P · Purchase

+300.00

Price / share

$12.23

Trade value

$3.67K

% of position

10.7%

6/11/2025

2.80K→3.10K

Common Stock

Indirect

P · Purchase

+900.00

Price / share

$12.30

Trade value

$11.07K

% of position

New position

6/11/2025

0.00→900.00

Total

Net shares

+1.75K

Net value

$21.49K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Indirect	6/11/2025	P · Purchase	+200.00	$12.25	$2.45K	1.6%	12.80K	13K
Common Stock Indirect	6/11/2025	P · Purchase	+350.00	$12.29	$4.30K	8.0%	4.40K	4.75K
Common Stock Indirect	6/11/2025	P · Purchase	+300.00	$12.23	$3.67K	10.7%	2.80K	3.10K
Common Stock Indirect	6/11/2025	P · Purchase	+900.00	$12.30	$11.07K	New position	0.00	900.00
Total			+1.75K		$21.49K

Derivative Transactions0

No derivative transactions reported

Non-Derivative Holdings (Post-Transaction)3

Common Stock

Indirect

Shares owned1K

Common Stock

Indirect

Shares owned5K

Common Stock

Direct

Shares owned24.52K

Total

24.52K direct·6K indirect30.52K

Security Title	Shares Owned	Ownership Type
Common Stock	1K	Indirect
Common Stock	5K	Indirect
Common Stock	24.52K	Direct
Total	30.52K	24.52K direct·6K indirect

Derivative Holdings (Post-Transaction)2

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

2.65K

Shares owned

2.65K

Exercise price

12.08

Expiration

—

Exercise window

—

Stock Option (Right to Buy)

Direct

Underlying security

Common Stock

Underlying shares

21.16K

Shares owned

21.16K

Exercise price

13.30

Expiration

—

Exercise window

—

Total

Underlying

23.80K

Owned

23.80K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Option (Right to Buy) Direct	Common Stock	12.08	—	—	2.65K	2.65K
Stock Option (Right to Buy) Direct	Common Stock	13.30	—	—	21.16K	21.16K
Total					23.80K	23.80K