COLUMBIA BANKING SYSTEM, INC. - Common Stock (COLB)

CUSIP: 197236102

Q4 2025 13F Holders as of 31 Dec 2025

Holder snapshot 7 signals
Share change
-842,196
Put/Call ratio
12%
SEC-reported price per share
$27.95
Number of holders
502
Value change
-$3,367,778
Number of buys
219
Open additional details 1 more signal available
Number of sells
227
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
295,626,870

Security key

197236102

Report period

Q4 2025

Institutions

502

Top holders

10

Ownership snapshot

Top reported holders of COLB - COLUMBIA BANKING SYSTEM, INC. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
WELLINGTON MANAGEMENT GRO...
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
31 Dec 2025
13D/G 13F 3/4/5 Lead comparable stake: 6.1% 13D/G row: WELLINGTON MANAGEMENT GROUP LLP Showing 1-6 of 15 holder rows.

Quick read

WELLINGTON MANAGEMENT GROUP LLP leads the comparable SEC ownership view at 6.1%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens WELLINGTON MANAGEMENT GROUP LLP's linked filing trail.
Comparable ownership Top 5
WELLINGTON MANAGEMENT GROUP LLP 6.1%
STATE STREET CORP 4.8%
Maria M. Pope 0.02%
S. Mae Fujita Numata 0.01%
COLUMBIA BANKING SYSTEM, INC. 0%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
WELLINGTON MANAGEMENT GROUP LLP
13D/G 13F
Company
6.1%
$525,985,923
18,106,228 shares
$0 31 Dec 2025
STATE STREET CORP
13F 13D/G
Company · STATE STREET CORPORATION
4.8%
from 13D/G
$345,113,452
13,407,671 shares
30 Sep 2025
Maria M. Pope
3/4/5
Director
0.02%
$1,076,010
47,569 shares
15 May 2025
S. Mae Fujita Numata
3/4/5
Director
0.01%
$839,496
37,113 shares
15 May 2025
COLUMBIA BANKING SYSTEM, INC.
3/4/5
EVP, Chief Accounting Officer
0%
$277,690
10,860 shares
20 Nov 2025
VANGUARD GROUP INC
13F
Company
13F
10%
$768,374,831
29,851,392 shares
30 Sep 2025
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
502
Shares
289,031,875
Rows available
502
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders
467
Q4 2025 holders
502
Holder diff
35
Investor Q3 2025 Shares Q4 2025 Shares Share Diff Share Chg % Q3 2025 value Q4 2025 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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