Columbia Financial, Inc.

CLBKNASDAQFinancial Services● Active

$20.72

+$0.45(+2.22%)

Market Cap$2.2B

P/E Ratio—

52W High$20.69

52W Low$13.66

Avg Volume311K

Open$20.33

Beta0.26

Insider Trades Ownership Employees

Columbia Financial, Inc. (CLBK) Insider Trading

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · CLBK · as of Jun 8, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

0.00

Buy/Sell (by trades)

Overall sentiment

NEUTRAL

↑ Buy 0%Active transactions only · RSU vesting excluded100% Sell ↓

Columbia Financial, Inc. insiders have shown mixed buying and selling activity over the past 12 Months.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 8, 2026

CLBK insider buying and selling by quarter

CLBK insider selling · CLBK insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

427K213K0

2024 Q2

2024 Q3

2024 Q4

2025 Q1

2025 Q2

2025 Q3

2025 Q4

2026 Q1

Mobile shows last 4Q · Desktop shows full 8Q

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters

As of Jun 8, 2026

Active insiders

Most active in past 12 months · CLBK ceo insider trading

Showing all insiders · Click a card to filter the transactions table below

▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API

Recent insider transactions

CLBK executive sell shares · CLBK board member insider trading · CLBK insider trading SEC filing

Showing 80 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
May 29, 2026	Klimowich John SEVP & Chief Risk Officer	Award	34.01	$20.13	$685	9,146.694	Form 4
May 29, 2026	Kemly Thomas J. President & CEO · Director	Award	92.285	$20.13	$2K	69,423.2	Form 4
May 15, 2026	Holland Noel R. Director	Award	8.708	$19.57	$170	10,048.686	Form 4
May 15, 2026	Kemly Thomas J. President & CEO · Director	Award	94.925	$19.57	$2K	69,330.915	Form 4
May 15, 2026	Torres Daria Stacy-Walls Director	Award	249.106	$19.57	$5K	28,847.681	Form 4
May 15, 2026	Klimowich John SEVP & Chief Risk Officer	Award	34.983	$19.57	$685	9,112.684	Form 4
May 1, 2026	Prabhu Manesh Balachandran EVP & CIO	Other	7,267	—	—	7,927	Form 4
May 1, 2026	Prabhu Manesh Balachandran EVP & CIO	Other	830	$19.25	$16K	7,097	Form 4
May 1, 2026	Rinaldi Mayra Liseth EVP, Corp Governance & Culture	Other	6,460	—	—	20,908	Form 4
May 1, 2026	Rinaldi Mayra Liseth EVP, Corp Governance & Culture	Other	739	$19.25	$14K	20,169	Form 4
May 1, 2026	Lewis Oliver Edward Jr SEVP & Head Commercial Banking	Other	9,948	—	—	30,653	Form 4
May 1, 2026	Lewis Oliver Edward Jr SEVP & Head Commercial Banking	Other	1,200	$19.25	$23K	29,453	Form 4
May 1, 2026	Klimowich John SEVP & Chief Risk Officer	Other	10,336	—	—	64,909	Form 4
May 1, 2026	Klimowich John SEVP & Chief Risk Officer	Other	1,247	$19.25	$24K	63,662	Form 4
May 1, 2026	Klimowich John SEVP & Chief Risk Officer	Award	35.565	$19.25	$685	9,077.7	Form 4
May 1, 2026	Schlesinger Allyson Katz SEVP&Head of Consumer Banking	Other	10,852	—	—	68,623	Form 4
May 1, 2026	Schlesinger Allyson Katz SEVP&Head of Consumer Banking	Other	1,309	$19.25	$25K	67,314	Form 4
May 1, 2026	Gibney Dennis E. 1st Sr. EVP, CBO	Other	11,512	—	—	161,860	Form 4
May 1, 2026	Kemly Thomas J. President & CEO · Director	Other	32,558	—	—	249,269	Form 4
May 1, 2026	Kemly Thomas J. President & CEO · Director	Award	96.503	$19.25	$2K	69,235.99	Form 4
Apr 17, 2026	Klimowich John SEVP & Chief Risk Officer	Award	36.887	$18.56	$685	9,042.136	Form 4
Apr 17, 2026	Kemly Thomas J. President & CEO · Director	Award	100.091	$18.56	$2K	69,139.486	Form 4
Apr 6, 2026	Torres Daria Stacy-Walls Director	Award	274.648	$17.75	$5K	28,598.575	Form 4
Apr 6, 2026	Kemly Thomas J. President & CEO · Director	Award	104.659	$17.75	$2K	69,039.395	Form 4
Apr 6, 2026	Holland Noel R. Director	Award	9.601	$17.75	$170	10,039.978	Form 4

Klimowich John

SEVP & Chief Risk Officer

Award

Date

May 29

34.01

Price

$20.13

Value

$685

View Form 4 on SEC.gov

Kemly Thomas J.

President & CEO · Director

Award

Date

May 29

92.285

Price

$20.13

Value

$2K

View Form 4 on SEC.gov

Holland Noel R.

Director

Award

Date

May 15

8.708

Price

$19.57

Value

$170

View Form 4 on SEC.gov

Kemly Thomas J.

President & CEO · Director

Award

Date

May 15

94.925

Price

$19.57

Value

$2K

View Form 4 on SEC.gov

Torres Daria Stacy-Walls

Director

Award

Date

May 15

249.106

Price

$19.57

Value

$5K

View Form 4 on SEC.gov

Klimowich John

SEVP & Chief Risk Officer

Award

Date

May 15

34.983

Price

$19.57

Value

$685

View Form 4 on SEC.gov

Prabhu Manesh Balachandran

EVP & CIO

Other

Date

May 1

7,267

Price

—

Value

—

View Form 4 on SEC.gov

Prabhu Manesh Balachandran

EVP & CIO

Other

Date

May 1

830

Price

$19.25

Value

$16K

View Form 4 on SEC.gov

Rinaldi Mayra Liseth

EVP, Corp Governance & Culture

Other

Date

May 1

6,460

Price

—

Value

—

View Form 4 on SEC.gov

Rinaldi Mayra Liseth

EVP, Corp Governance & Culture

Other

Date

May 1

739

Price

$19.25

Value

$14K

View Form 4 on SEC.gov

Lewis Oliver Edward Jr

SEVP & Head Commercial Banking

Other

Date

May 1

9,948

Price

—

Value

—

View Form 4 on SEC.gov

Lewis Oliver Edward Jr

SEVP & Head Commercial Banking

Other

Date

May 1

1,200

Price

$19.25

Value

$23K

View Form 4 on SEC.gov

Klimowich John

SEVP & Chief Risk Officer

Other

Date

May 1

10,336

Price

—

Value

—

View Form 4 on SEC.gov

Klimowich John

SEVP & Chief Risk Officer

Other

Date

May 1

1,247

Price

$19.25

Value

$24K

View Form 4 on SEC.gov

Klimowich John

SEVP & Chief Risk Officer

Award

Date

May 1

35.565

Price

$19.25

Value

$685

View Form 4 on SEC.gov

Schlesinger Allyson Katz

SEVP&Head of Consumer Banking

Other

Date

May 1

10,852

Price

—

Value

—

View Form 4 on SEC.gov

Schlesinger Allyson Katz

SEVP&Head of Consumer Banking

Other

Date

May 1

1,309

Price

$19.25

Value

$25K

View Form 4 on SEC.gov

Gibney Dennis E.

1st Sr. EVP, CBO

Other

Date

May 1

11,512

Price

—

Value

—

View Form 4 on SEC.gov

Kemly Thomas J.

President & CEO · Director

Other

Date

May 1

32,558

Price

—

Value

—

View Form 4 on SEC.gov

Kemly Thomas J.

President & CEO · Director

Award

Date

May 1

96.503

Price

$19.25

Value

$2K

View Form 4 on SEC.gov

Klimowich John

SEVP & Chief Risk Officer

Award

Date

Apr 17

36.887

Price

$18.56

Value

$685

View Form 4 on SEC.gov

Kemly Thomas J.

President & CEO · Director

Award

Date

Apr 17

100.091

Price

$18.56

Value

$2K

View Form 4 on SEC.gov

Torres Daria Stacy-Walls

Director

Award

Date

Apr 6

274.648

Price

$17.75

Value

$5K

View Form 4 on SEC.gov

Kemly Thomas J.

President & CEO · Director

Award

Date

Apr 6

104.659

Price

$17.75

Value

$2K

View Form 4 on SEC.gov

Holland Noel R.

Director

Award

Date

Apr 6

9.601

Price

$17.75

Value

$170

View Form 4 on SEC.gov

⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar

1 / 4

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About CLBK insider trading

CLBK insider trades

Columbia Financial, Inc. (CLBK) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Klimowich John (SEVP & Chief Risk Officer), Kemly Thomas J. (President & CEO · Director), Schlesinger Allyson Katz (SEVP&Head of Consumer Banking). Over the past 12 months, 5 insiders have filed transactions with the SEC. CLBK insiders have been mixed buying and selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Columbia Financial, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

CLBK insider trading · 5 questions

The insiders of Columbia Financial, Inc. (CLBK) include executives and directors such as Klimowich John (SEVP & Chief Risk Officer), Kemly Thomas J. (President & CEO · Director), Schlesinger Allyson Katz (SEVP&Head of Consumer Banking), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

CLBK board member insider tradingwho are CLBK insidersCLBK insider rosterColumbia Financial, Inc. executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026