Columbia Banking System (COLB) earnings

COLUMBIA BANKING SYSTEM, INC.· Financials

Results to: Jun 2026
Latest analysed call: Sep 2026 (Q3 FY26)
Balance sheet to: Dec 2025

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Columbia Banking System earnings: last reported Thu, 22 Oct 2026, for the quarter ended Sep 2026.

Reported

The figures, each with its period

Each figure keeps its basis and period; nothing is filled in.

Metric	Value	Change	Basis	Period	Note
Revenue	Unavailable	—	Quarterly, as filed	Quarter to Jun 2026	Not in the filed figures for the quarter to jun 2026. No older figure is substituted.
Operating margin	Unavailable	—	Operating profit / revenue	Quarter to Jun 2026	Not in the filed figures for the quarter to jun 2026. No older figure is substituted.
Net profit	208 $ million	+36.8% YoY	Quarterly, as filed	Quarter to Jun 2026	Profit after tax as filed.

Source: Inve data from filed results (SEC filings) · to Jun 2026

Guidance

What management said, and what became of it

14 of 16 judged targets kept · 19 open · verdicts reflect calls analysed to Sep 2026.

COLUMBIA BANKING SYSTEM, INC. management guidance track record on Inve: 35 targets tracked across analysed earnings calls (14 achieved, 2 missed, 19 open).

Target	Original wording	Said	Latest call	Verdict
Clean expense run rate	achieved	Sep 2025	Sep 2026:I think we've been extremely disciplined in execution of PPBI. I think we celebrated outperforming our original goals and targets with regard to identification of cost savings, predominantly in vendor-based spend and contract spend, which is great. Call transcript, Sep 2026 · no direct link	Achieved
Balance Sheet Size	relatively stable	Dec 2025	Sep 2026:Average earning assets were $59.8 billion during the third quarter as balance sheet optimization and elevated CRE payoffs contributed to modest contraction compared to the prior quarter. Call transcript, Sep 2026 · no direct link	On Track

Source: Inve Guidance Tracker for COLUMBIA BANKING SYSTEM, INC. · to Sep 2026

A verdict describes what became of management’s own words in later analysed calls. “Delayed” is a change of date, “went quiet” a target the calls stopped mentioning. None of it is a judgement on the investment. The methodology sets out how verdicts are recorded.

2 of COLUMBIA BANKING SYSTEM, INC.'s 35 targets were missed. See which ones, and which are quietly gone. The 2 above are the free sample; 33 more targets are in the full ledger.

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Price

$30.86 +3.25% · +$0.97

Last close Oct 23, 2026 · US · USD · Source: Inve

Performance +23.4% 1Y

1Y: $25 on 22 Oct 2025 → $30.86. High $33.61 (16 Jul 2026), low $24.99 (23 Oct 2025).

Previous close: $29.89
52-week range: $24.99 – $33.61
One year: +23.49%

Overview

Symbol: COLB
Sector: Financials
Exchange: US
Currency: USD

Guidance

What management said, and what became of it

14 of 16 judged targets kept · 19 open · verdicts reflect calls analysed to Sep 2026.

COLUMBIA BANKING SYSTEM, INC. management guidance track record on Inve: 35 targets tracked across analysed earnings calls (14 achieved, 2 missed, 19 open).

Target	Original wording	Said	Latest call	Verdict
Clean expense run rate	achieved	Sep 2025	Sep 2026:I think we've been extremely disciplined in execution of PPBI. I think we celebrated outperforming our original goals and targets with regard to identification of cost savings, predominantly in vendor-based spend and contract spend, which is great. Call transcript, Sep 2026 · no direct link	Achieved
Balance Sheet Size	relatively stable	Dec 2025	Sep 2026:Average earning assets were $59.8 billion during the third quarter as balance sheet optimization and elevated CRE payoffs contributed to modest contraction compared to the prior quarter. Call transcript, Sep 2026 · no direct link	On Track

Source: Inve Guidance Tracker for COLUMBIA BANKING SYSTEM, INC. · to Sep 2026

The full ledger

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Financials

What the filings say

Net profit, year on year: +37% (quarter to jun 2026 against jun 2025).

In $ million. Oldest period first.

Line item	Sep 2024	Dec 2024	Mar 2025	Jun 2025	Sep 2025	Dec 2025	Mar 2026	Jun 2026
Interest	269	—	—	—	—	—	—	—
Net profit	146	143	87	152	96	215	192	208
EPS ($ per share)	0.70	—	0.41	0.73	0.40	—	0.66	0.73

Source: Inve data · income statement, quarterly · to Jun 2026

In $ million. Oldest period first.

Line item	Dec 2018	Dec 2019	Dec 2020	Dec 2021	Dec 2022	Dec 2023	Dec 2024	Dec 2025
Equity capital	1,642	1,651	1,661	1,930	3,450	5,803	5,817	8,099
Reserves	427	520	575	694	-544	-468	-237	-26
Total liabilities	11,061	11,920	14,237	18,357	29,369	47,179	46,458	58,992
Fixed assets	169	165	162	172	176	339	349	422
Total assets	13,095	14,080	16,585	20,945	31,849	52,174	51,576	66,832

Source: Inve data · balance sheet · to Dec 2025

In $ million. Oldest period first.

Line item	Dec 2018	Dec 2019	Dec 2020	Dec 2021	Dec 2022	Dec 2023	Dec 2024	Dec 2025
Cash from operations	237	205	192	663	1,065	670	659	746
Cash from investing	-506	-865	-1,919	-1,534	-3,533	502	114	2,172
Cash from financing	204	631	2,133	1,060	1,001	-304	-1,058	-2,416
Net cash flow	-65	-30	406	188	-1,467	868	-285	502
Capital expenditure	-11	-8	-9	-15	-27	—	—	—
Free cash flow	226	196	184	647	1,038	—	—	—

Source: Inve data · cash flow · to Dec 2025

COLB operating KPIs by quarter

COLB operating KPIs stated on its earnings calls, by fiscal quarter
KPI	Mar 2026 Q1 FY26	Jun 2026 Q2 FY26	Sep 2026 Q3 FY26	Change vs prior quarter
Net interest margin	3.96% Net interest margin was 3.96% for the first quarter, right at the top end of the range that I outlined in our last call. Source: earnings call transcript	3.93% Net interest margin was 3.93% for the second quarter. Source: earnings call transcript	4.11% Slide 13 outlines the contributors to sequential quarter change in net interest margin with NIM at 4.11% for the third quarter. Source: earnings call transcript	+0.2 pt
Return on tangible common equity (ROTCE)	15%+ Overall, we are very pleased with the financial results for the first quarter, driving a 1.3% ROAA and over 15% ROTCE. Source: earnings call transcript	16% Overall, we are very pleased with the financial results for the quarter, driving over 1.3% in ROAA and 16% in ROTCE. Source: earnings call transcript	17%+ Overall, we're very pleased with the financial results for the quarter, generating an ROAA of 1.4% and an ROTCE of over 17%. Source: earnings call transcript	—

Operating figures the company stated on at least two of the calls shown, checked against each call's transcript. Click a figure to read the sentence. A dash means it was not stated that quarter.

Insider filings

98 filings between Jan 20, 2026 and Sep 4, 2026.

Open market

decisions to buy or sell

Purchases

$22.5K

1 purchase by 1 insider

Sales

$647.1K

5 sales by 3 insiders

40% filed under a 10b5-1 plan — scheduled in advance, not decided on the day

Compensation

not trading decisions

22: Award — granted as compensation
9: Option exercise — converted options into shares
51: Tax withheld — shares kept back by the company to cover tax

Also filed: 10 dispositions to the issuer.

Who traded

open market only

Insider	Bought	Sold	Last filing
GARDNER STEVEN R	—	$403.9K	Jan 30, 2026
Nixon Torran B	—	$127.9K	Mar 4, 2026
Moore Devine David	—	$115.3K	Jun 8, 2026
Deer Aaron James	$22.5K	—	Jun 30, 2026

Latest filings (50)

Date	Insider	What	Shares	Value
Sep 4, 2026	GARDNER STEVEN R Director	Award	2,577	$0
Sep 2, 2026	LAGOMARSINO SIMONE Director	Award	2,670	$0
Aug 14, 2026	Giem Judi EVP CHRO	Option exercise	2,393	$78.2K
Aug 14, 2026	Giem Judi EVP CHRO	Tax withheld	643	$21.0K
Jun 30, 2026	Deer Aaron James EVP Chief Strategy/Innov Offcr	Purchase	886	$22.5K
Jun 8, 2026	Moore Devine David EVP Chief Marketing Officer	Sale	60	$1.8K
Jun 8, 2026	Moore Devine David EVP Chief Marketing Officer	Sale	3,812	$113.5K
May 14, 2026	Varnado Anddria Director	Award	3,949	$0
May 14, 2026	Terry Hilliard C. III Director	Award	3,949	$0
May 14, 2026	MITCHELL M CHRISTIAN Director	Award	3,949	$0
May 14, 2026	Finkelstein Mark A Director	Award	3,949	$0
May 14, 2026	SEATON ELIZABETH WHITEHEAD Director	Award	3,949	$0
May 14, 2026	Lund Randal Lee Director	Award	3,949	$0
May 14, 2026	Forrest Eric Director	Award	3,949	$0
May 14, 2026	SCHULTZ JOHN F Director	Award	3,949	$0
May 14, 2026	MACHUCA LUIS Director	Award	3,949	$0
May 14, 2026	STUDENMUND JAYNIE M Director	Award	3,949	$0
Apr 15, 2026	Lakely Brock EVP, Chief Accounting Officer	Tax withheld	396	$11.5K
Mar 13, 2026	Lakely Brock EVP, Chief Accounting Officer	Tax withheld	211	$5.5K
Mar 13, 2026	BARUFFI KUMI YAMAMOTO EVP General Counsel, Corp Sec	Tax withheld	937	$24.6K
Mar 13, 2026	Moore Devine David EVP Chief Marketing Officer	Tax withheld	376	$9.9K
Mar 13, 2026	Moore Devine David EVP Chief Marketing Officer	Option exercise	940	$24.7K
Mar 13, 2026	Merrywell Christopher Senior Executive VP	Tax withheld	1,973	$51.8K
Mar 13, 2026	Merrywell Christopher Senior Executive VP	Option exercise	5,013	$131.5K
Mar 13, 2026	Namdar Frank EVP Chief Credit Officer	Tax withheld	1,367	$35.9K
Mar 13, 2026	Nixon Torran B Senior Executive VP	Tax withheld	2,002	$52.5K
Mar 13, 2026	Namdar Frank EVP Chief Credit Officer	Option exercise	2,820	$74.0K
Mar 13, 2026	Nixon Torran B Senior Executive VP	Option exercise	5,013	$131.5K
Mar 13, 2026	OGNALL ANDREW H EVP Chief Risk Officer	Option exercise	2,381	$62.5K
Mar 13, 2026	Deer Aaron James EVP Chief Strategy/Innov Offcr	Option exercise	1,567	$41.1K
Mar 13, 2026	OGNALL ANDREW H EVP Chief Risk Officer	Tax withheld	951	$24.9K
Mar 13, 2026	Stein Clint Chair, CEO, President	Option exercise	18,171	$476.6K
Mar 13, 2026	Stein Clint Chair, CEO, President	Tax withheld	7,151	$187.6K
Mar 13, 2026	Anderson Drew K EVP Chief Admin Officer	Tax withheld	1,215	$31.9K
Mar 13, 2026	Anderson Drew K EVP Chief Admin Officer	Option exercise	2,506	$65.7K
Mar 13, 2026	Deer Aaron James EVP Chief Strategy/Innov Offcr	Tax withheld	617	$16.2K
Mar 4, 2026	Nixon Torran B Senior Executive VP	Sale 10b5-1 plan	2,240	$64.6K
Mar 3, 2026	Nixon Torran B Senior Executive VP	Sale 10b5-1 plan	2,241	$63.3K
Mar 1, 2026	Stein Clint Chair, President, CEO	Tax withheld	9,789	$278.5K
Mar 1, 2026	Nixon Torran B Senior Executive VP	Tax withheld	2,980	$84.8K
Mar 1, 2026	Moore Devine David EVP Chief Marketing Officer	Tax withheld	838	$23.8K
Mar 1, 2026	OGNALL ANDREW H EVP Chief Risk Officer	Tax withheld	1,304	$37.1K
Mar 1, 2026	Merrywell Christopher Senior Executive VP	Tax withheld	3,230	$91.9K
Mar 1, 2026	Lakely Brock EVP, Chief Accounting Officer	Tax withheld	391	$11.1K
Mar 1, 2026	Deer Aaron James EVP Chief Strategy/Innov Offcr	Tax withheld	918	$26.1K
Mar 1, 2026	Anderson Drew K EVP Chief Admin Officer	Tax withheld	1,808	$51.4K
Mar 1, 2026	BARUFFI KUMI YAMAMOTO EVP General Counsel, Corp Sec	Tax withheld	1,799	$51.2K
Mar 1, 2026	Namdar Frank EVP Chief Credit Officer	Tax withheld	1,808	$51.4K
Feb 15, 2026	Merrywell Christopher Senior Executive VP	Tax withheld	1,706	$53.7K
Feb 15, 2026	Deer Aaron James EVP Chief Strategy/Innov Offcr	Tax withheld	531	$16.7K

Source: SEC Form 4 filings. Form 4 reports transactions, not the cap table — absence of filings says nothing about how much an insider owns, and a quiet window is not a signal.

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