COLB

Columbia Banking Systems Inc · XNAS · 131 sessions on record

$28.60▼ −0.09 · −0.3%from $28.69 the session before · Sep 30, 2026 close · end of day

Open: $28.70
High: $29.00
Low: $28.49
Day's range: $0.521.8% of the previous close
VWAP: $28.64close −0.14% from it
Volume, shares: 2.45M0.82× the 20-session average
Traded, $: $70.1M
Trades: 24.9K98 shares per trade
Previous close: $28.69−0.09 to the close
Market cap: $8.09Bat the close of Sep 30

Day range22% of the way up

$28.49$29.00

52-week range29% of the way up

$26.57 Mar 30$33.68 Jul 16

−15% from the high · +7.6% from the low

Options

No listed options on COLB

Close $ · S&P 500 rebased to the first close126 sessions to Sep 30 · axis fixed at 4 × ATR-14 around the last close · hover or tap a session and the read beside the chart follows it

131 sessions on file · from Mar 25

COLB close
S&P 500, rebased

Session read · latest close: Sep 30, 2026
Close $ · day %: $28.60▼ −0.3% on the previous close
Against S&P 500: S&P 500 −0.2%−0.1 pp difference on the day
Against the averages: below 20 · below 5020-session $29.74 (−3.8%) · 50-session $30.65 (−6.7%)
Volume: 0.82×the previous 20 sessions · 2.45M shares
Extremes on the day: none

Quarterly results

consolidated · latest filed Aug 4, 2026 · SEC filings

Profit $208.0M, +37% in the Jun 2026 quarter, consolidated.

Last 8 quarters, consolidatedUS dollars as filed · year on year against the same quarter a year earlier · market: close on the first session after the filing against the last close before it, S&P 500 over the same session

Quarterly results of COLB on the consolidated basis with the market's move on the first session after each filing
Quarter	Revenue $	Revenue YoY	Profit $	Profit YoY	EPS $	Market on the day
Jun 2026filed Aug 4	—	—	$208.0M	▲ +37%	0.73	▼ −1.4%S&P 500 −0.2% · −1.2 pp
Mar 2026filed Aug 4	—	—	$192.0M	▲ +120%	0.66	▼ −1.4%S&P 500 −0.2% · −1.2 pp
Dec 2025filed Aug 4	—	—	$215.0M	▲ +50%	0.76	▼ −1.4%S&P 500 −0.2% · −1.2 pp
Sep 2025filed Aug 4	—	—	$96.0M	▼ −34%	0.40	▼ −1.4%S&P 500 −0.2% · −1.2 pp
Jun 2025filed Aug 4	—	—	$152.0M	▲ +26%	0.73	▼ −1.4%S&P 500 −0.2% · −1.2 pp
Mar 2025filed Aug 4	—	—	$87.0M	▼ −30%	0.41	▼ −1.4%S&P 500 −0.2% · −1.2 pp
Dec 2024filed Nov 6	—	—	$143.0M	▲ +53%	0.69	—not reached
Sep 2024filed Nov 6	—	—	$146.0M	▲ +7.5%	0.70	—not reached

By fiscal yearfiscal years as filed in the 10-K · named by the year the fiscal year ends

Financial-year results of COLB on the consolidated basis, summed from the quarters filed
Year	Revenue $	Revenue YoY	Profit $	Profit YoY	EPS $
FY25to Dec 2025	$177.0M	▲ +19%	$550.0M	▲ +3.0%	2.30
FY24to Dec 2024	$149.0M	▲ +11%	$534.0M	▲ +53%	2.55
FY23to Dec 2023	$134.0M	▲ +56%	$349.0M	▲ +3.6%	1.78
FY22to Dec 2022	$85.8M	▲ +3.0%	$336.8M	▼ −20%	2.60
FY21to Dec 2021	$83.3M	—	$420.3M	▲ +170%	3.21

Fundamentals

consolidated · filings to Jun 2026 · close $28.60 on Sep 30

COLB trades at 11 times trailing earnings against 14 for its industry, 1.1 times book value, a 2.6% dividend yield, market cap $8.09B.

Valuation

Market cap: $8.09Bon Sep 30
Price to earnings: 11consolidated · four quarters to Jun 2026 · industry 14
Trailing EPS: $2.55diluted · consolidated · four quarters to Jun 2026
Price to book: 1.1consolidated · balance sheet to Jun 2026
Book value a share: $26.69consolidated · balance sheet to Jun 2026
Debt to equity: —
Return on equity: 11%trailing profit over average equity · consolidated
Dividend yield: 2.6%$0.74 a share in 365 days
Price to sales: —
Shares outstanding: 283Mon Sep 30

Growthsums of the four quarters filed to Jun 2026 · growth against the four quarters before them · consolidated

Revenue, trailing 12 months: —
Revenue growth, 12 months: —
Revenue 3-year CAGR: —trailing twelve months against the twelve months 3 years earlier · consolidated
Profit, trailing 12 months: $711.0Mfour quarters to Jun 2026
Profit growth, 12 months: ▲ +35%against the twelve months before
Profit 3-year CAGR: ▲ +35%trailing twelve months against the twelve months 3 years earlier · consolidated

PeersState Commercial Banks · the ten largest by market cap · industry P/E 14, market caps over trailing profit of 9 stocks

Stocks in the industry State Commercial Banks with market cap, price to earnings and price to book
Stock	Market cap	P/E	P/B	Close $
BNYBank of New York Mellon Corporation	$98.13Bon Sep 30	17consolidated	2.2	$144.63
WTFCWintrust Financial Corp	$9.57Bon Sep 30	11consolidated	1.3	$141.82
COLBColumbia Banking Systems Inc	$8.09Bon Sep 30	11consolidated	1.1	$28.60
HWCHancock Whitney Corporation Common Stock	$5.78Bon Sep 30	14consolidated	1.3	$72.04
FBNCFirst Bancorp/NC	$2.53Bon Sep 30	19consolidated	1.5	$61.11
HWCPZHancock Whitney Corporation 6.25% Subordinated Notes due 2060	$1.69Bon Sep 30	4.1consolidated	0.38	$21.05
PEBOPeoples Bancorp Inc/OH	$1.32Bon Sep 30	11consolidated	1.1	$36.59
BWBBridgewater Bancshares, Inc. Common Stock	$562.4Mon Sep 30	11consolidated	1.0	$20.17
BWBBPBridgewater Bancshares, Inc. Depositary Shares, Each Representing a 1/100th Interest in a Share of 5.875% Non-Cumulative Perpetual Preferred Stock, Series A	$544.5Mon Sep 30	11consolidated	0.99	$19.53
BAFNBayFirst Financial Corp. Common Stock	$183.6Mon Sep 30	—	1.6	$6.81

Shareholding

quarter to Jun 2026 · SEC Form 13F

13F managers hold 180% of shares, BlackRock, Inc. the largest at 19%, DIMENSIONAL FUND ADVISORS LP 9.8% and VANGUARD PORTFOLIO MANAGEMENT LLC 9.7%, as filed for the quarter to Jun 2026.

19.4%9.8%9.7%138.0%

Held by 13F managers: 180%of shares outstanding
Shares held: 501M−3.6% on Mar 2026 among managers filing both
Managers holding: 519492 a quarter earlier
Largest holder: 19%BlackRock, Inc.

Largest 10 holderspercent of shares outstanding · change in shares against the previous quarter

Largest 13F holders of COLB
Manager	Shares	Of outstanding	Value	Change on quarter
BlackRock, Inc.	54.9M	19%	$1.76B	+812K
DIMENSIONAL FUND ADVISORS LP	27.8M	9.8%	$891.4M	+713K
VANGUARD PORTFOLIO MANAGEMENT LLC	27.4M	9.7%	$876.8M	−1.32M
VANGUARD CAPITAL MANAGEMENT LLC	26.1M	9.2%	$837.9M	−304K
STATE STREET CORP	25.4M	9.0%	$813.7M	+436K
WELLINGTON MANAGEMENT GROUP LLP	23.4M	8.3%	$749.1M	−6.52M
Sixth Street Partners Management Company, L.P.	22.1M	7.8%	$706.7M	—
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	22.1M	7.8%	$706.7M	+1.17M
AMERICAN CENTURY COMPANIES INC	15.8M	5.6%	$506.6M	−3.66M
FRANKLIN RESOURCES INC	12.2M	4.3%	$391.1M	−171K

Insider tradesSEC Forms 3, 4 and 5 · the latest 10

No open-market insider buying or selling in the last 90 days.

COLB insider trades
Insider	Trade	Shares	Price	Held after
Moore Devine DavidOfficer	sold · Jun 8, 2026	3,812	$29.78	18,636
Moore Devine DavidOfficer	sold · Jun 8, 2026	60	$29.77	22,448
SCHULTZ JOHN FDirector	granted · May 14, 2026	3,949	$0.00	50,384
Varnado AnddriaDirector	granted · May 14, 2026	3,949	$0.00	30,894
MACHUCA LUISDirector	granted · May 14, 2026	3,949	$0.00	29,953
STUDENMUND JAYNIE MDirector	granted · May 14, 2026	3,949	$0.00	21,807
MITCHELL M CHRISTIANDirector	granted · May 14, 2026	3,949	$0.00	41,909
Terry Hilliard C. IIIDirector	granted · May 14, 2026	3,949	$0.00	55,514
Finkelstein Mark ADirector	granted · May 14, 2026	3,949	$0.00	35,554
SEATON ELIZABETH WHITEHEADDirector	granted · May 14, 2026	3,949	$0.00	3,949

Corporate actions

exchange records

Nothing upcoming on record; the last was a dividend of $0.37 a share, ex-date Aug 28, 2026.

Actionsex-dates · upcoming first, then the last eight · dividends in dollars a share, splits as ratios

Corporate actions of COLB, upcoming first, then the most recent
Ex-date	Action	Amount or ratio	Record date
recent
Aug 28, 2026	dividend	$0.37	—
May 29, 2026	dividend	$0.37	—

Calendardividends by ex-date

Dividends in 365 days: $0.74a share · ex-dates inside the year
Last dividend: $0.37ex-date Aug 28, 2026

Price history

131 sessions on record · to Sep 30 · end of day

COLB is −2.5% over 20 sessions against the S&P 500's +0.1%, 15% below its 52-week high, realised volatility 21% annualised.

Returns against S&P 500longest window first · S&P 500 over the same sessions

Returns of the stock and S&P 500 over six windows, longest first
Window	From $	COLB %	S&P 500 %	Difference pp
120 sessionssince Apr 9	$29.57	▼ −3.3%	▲ +12%	−15
60 sessionssince Jul 7	$32.12	▼ −11%	▲ +2.0%	−13
20 sessionssince Sep 1	$29.32	▼ −2.5%	▲ +0.11%	−2.6
5 sessionssince Sep 23	$28.85	▼ −0.87%	▼ −0.67%	−0.20
1 sessionsince Sep 29	$28.69	▼ −0.31%	▼ −0.21%	−0.10

Averages of the closeclose against each average

5-session average: $29.03close −1.5% from it
20-session average: $29.74close −3.8% from it
50-session average: $30.65close −6.7% from it

Range and volumetrue range over 14 sessions · high to low over 20 · volume against the 20-session average

Average true range, 14: $0.632.2% of the close
Average day's range, 20: $0.602.1% of the close
Volume against 20 sessions: 0.82×2.45M vs 2.92M average

Volatility and co-movement with S&P 500annualised from daily returns

Realised volatility, 20: 21%≈ ±1.3% a session · moved more than that on 8 of 20
Realised volatility, 60: 22%≈ ±1.4% a session · moved more than that on 19 of 60
Beta to S&P 500, 60: 0.85moved with S&P 500 on 44 of 60 sessions

Up and down sessionscloses above and below the previous close

Last 20 sessions: 9 up · 10 downof 19
Last 60 sessions: 27 up · 32 downof 59
Best session, 250: ▲ +4.3%Apr 8
Worst session, 250: ▼ −3.4%Jul 24

Short-sale volume

25 sessions · to Sep 30, 2026

Short sales were 60% of reported volume on Sep 30, 2026, against 51% over the last 25 sessions.

Last 10 sessionsshare of the day's reported volume

COLB daily short-sale volume
Session	Short volume	Reported volume	Short share
Sep 30, 2026	393K	660K	59.5%
Sep 29, 2026	241K	1.15M	21.0%
Sep 28, 2026	293K	649K	45.1%
Sep 25, 2026	252K	411K	61.5%
Sep 24, 2026	396K	1.06M	37.5%
Sep 23, 2026	388K	836K	46.4%
Sep 22, 2026	438K	667K	65.7%
Sep 21, 2026	336K	496K	67.8%
Sep 18, 2026	293K	404K	72.5%
Sep 17, 2026	435K	603K	72.1%

Filings

SEC EDGAR · newest first

COLB SEC filings
Filed	Form	Report date
Sep 30, 2026	8-K	Sep 30, 2026
Sep 15, 2026	4	Sep 14, 2026
Sep 8, 2026	4	Sep 4, 2026
Sep 4, 2026	4	Sep 2, 2026
Sep 2, 2026	3	Sep 1, 2026
Aug 18, 2026	4	Aug 14, 2026
Aug 14, 2026	8-K	Aug 14, 2026
Aug 13, 2026	SCHEDULE 13G/A	—
Aug 4, 2026	10-Q	Jun 30, 2026
Jul 30, 2026	8-K	Jul 28, 2026
Jul 23, 2026	8-K	Jul 23, 2026
Jul 2, 2026	4	Jun 30, 2026
Jul 1, 2026	8-K	Jun 30, 2026
Jun 25, 2026	11-K	Dec 31, 2025
Jun 16, 2026	4	Jun 15, 2026
Jun 16, 2026	11-K/A	Dec 31, 2025
Jun 10, 2026	4	Jun 8, 2026
Jun 8, 2026	144	—
May 18, 2026	4	May 14, 2026
May 18, 2026	4	May 14, 2026
May 18, 2026	4	May 14, 2026
May 18, 2026	4	May 14, 2026
May 18, 2026	4	May 14, 2026
May 18, 2026	4	May 14, 2026
May 18, 2026	4	May 14, 2026

About Columbia Banking Systems Inc

SEC and exchange records

Company: Columbia Banking Systems Inc
Exchange: XNAS
Industry: State Commercial Banks · SEC standard industrial classification
SEC CIK: 887343
Sessions on record: 131
Price source: End of day · delayed
Computed: 1 Oct, 08:03 pm IST

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