What does CUSIP 197236102 represent in this 13F holders report?

CUSIP 197236102 is the security identifier for COLB - COLUMBIA BANKING SYSTEM, INC. - Common Stock used to aggregate holder disclosures.

How many institutions held COLB - COLUMBIA BANKING SYSTEM, INC. - Common Stock in Q2 2025?

408 institutional investors reported COLB - COLUMBIA BANKING SYSTEM, INC. - Common Stock for Q2 2025. Use the holders table for investor-level position and value details.

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

CUSIP: 197236102

Q2 2025 13F Holders as of 30 Jun 2025

Security type / class: Equity / Common Stock
Total 13F shares: 208,878,451
Total 13F value: $4,883,785,929
Share change: +9,916,152
Put/Call ratio: 25%
SEC-reported price per share: $23.38
Number of holders: 408
Value change: +$222,689,255
Number of buys: 225
Number of sells: 167
Shares outstanding: 285,034,878

Security key

197236102

Report period

Q2 2025

Institutions

408

Top holders

COLB full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 COLUMBIA BANKING SYSTEM, INC. SEC filings COLUMBIA BANKING SYSTEM, INC. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 197236102

Newer quarter: Q3 2026

Recent filing periods:

Q3 2026

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

STATE STREET CORP

Disclosed value leader

VANGUARD GROUP INC

Comparable rows

1/15

Latest evidence

31 Mar 2025

13F 13D/G Lead comparable stake: 4.8% 14 rows are not safely comparable across share classes. 13D/G row: STATE STREET CORP Showing 1-6 of 15 holder rows.

Quick read

STATE STREET CORP leads the comparable SEC ownership view at 4.8%.

1 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 STATE STREET CORP's linked filing trail.

Comparable ownership Top 1

STATE STREET CORP 4.8%

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
STATE STREET CORP	13F 13D/G Company · STATE STREET CORPORATION 13F 13D/G	4.8% Reported 13D/G · 31 Mar 2025	$250,722,194 10,053,015 shares	—	31 Mar 2025
VANGUARD GROUP INC	13F Company 13F	— denominator unverified	$532,564,695 21,353,837 shares	—	31 Mar 2025
BlackRock, Inc.	13F Company 13F	— denominator unverified	$474,221,008 19,014,475 shares	—	31 Mar 2025
T. Rowe Price Investment Management, Inc.	13F Company 13F	— denominator unverified	$317,802,000 12,742,629 shares	—	31 Mar 2025
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F Company 13F	— denominator unverified	$191,221,739 7,667,271 shares	—	31 Mar 2025
AMERICAN CENTURY COMPANIES INC	13F Company 13F	— denominator unverified	$188,723,227 7,567,090 shares	—	31 Mar 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 Q2 2025

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

Institutions

408

208,878,451

Rows available

408

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 Q2 2025 vs Q1 2025 Across Filers

Q1 2025 holders

394

Q2 2025 holders

408

Holder diff

Investor	Q1 2025 Shares	Q2 2025 Shares	Share Diff	Share Chg %	Q1 2025 value	Q2 2025 value	Value change	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend