CO

Columbia Banking System Inc.

COLB · Columbia Banking System Inc. · Financials

Up next day
5/12
42%
Fell despite growth
3/12
Good earnings ignored
Avg earnings move
±2.5%
typical swing on earnings
Price when beating
+0.7%
avg over 11 beats
Biggest single move
+12.5%
'24.9 · largest reaction

How this stock reacts to earnings

Traits seen across its recent earnings reactions

Even strong results barely move the stock
Up the next day 5 of 11 beats (45%)
vs Financials sector avg (202 peers)
This
+0.6%
Sector
+0.3%
Avg next-day reaction

Earnings number vs guidance — which drives it?

How often the beat/miss matched the actual price move

The number and guidance move the price about equally
Moved opposite to results 6 of last 12 times (50%)
6xBeat but fell
Even a beat sells off if guidance disappoints
0xMissed but rose
Even a miss rebounds if guidance reassures

Earnings timeline · tap a bar for that quarter

Oct 29After close
'26.9 expectedEst. EPS $0.77
Quarter ended 6/2026
Reported 2026-08-04
Next-day move
-1.4%
After 5 days -0.2%
vs Consensus$0.73$0.76+4.7% beat
EPS
$0.76
YoY 0%
Revenue
Next-Q guidance
N/A
Price around earnings

Earnings trend · last 12 quarters

EPS$0.76YoY 0%
'23.9'26.6
Revenue
'23.9'26.6

Price vs earnings · last 12 quarters

UpDown
Bad news out
weak · up ↑
1x8%
Met expectations
good · up ↑
4x33%
Disappointment
weak · down ↓
4x33%
Good earnings ignored
good · down ↓
3x25%
← Weak earningsStrong earnings →

Mostly 'honest' — good earnings, price up · 4 of 12q (33%)

Community · COLB

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