Columbia Banking System, Inc.

COLB

Exchange: Nasdaq
Industry: State Commercial Banks
SEC CIK: 0000887343

SEC filings (opens in a new tab)

No open-market purchases or sales by Columbia Banking System, Inc. insiders were filed in the last 90 days; 556 institutions reported holding it in 13F filings for Q2 2026, worth $8.63B in total; no superinvestor holds it.

Q2 2021 vs. Q1 2021

How the institutions holding Columbia Banking System, Inc. changed between Q1 2021 and Q2 2021.

All holders in Q2 2021 All holders in Q1 2021

13F holders of COLB: Q1 2021 compared with Q2 2021
Measure	Q1 2021	Of which not filed for Q2 2021	Q2 2021	Change
Holders	218	1	219	+2
Shares	66.1M	83.3K	65.4M	−553.0K (−0.8%)
Value	$2.85B	$3.59M	$2.52B	−$320.4M (−11.3%)

1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (25)

Institutions that held Columbia Banking System, Inc. at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to COLB in Q2 2021
Institution	Shares	Value	% of portfolio
Boston Trust Walden Corp	589,390	$22.7M	0.20%
Healthcare of Ontario Pension Plan Trust Fund	125,000	$4.82M	0.01%
Renaissance Technologies LLC	95,006	$3.66M	0.00%
HRT Financial LP	83,804	$3.23M	0.03%
Millennium Management LLC	80,169	$3.09M	0.00%
Amundi	78,199	$3.02M	0.00%
Two Sigma Investments, LP	50,452	$1.95M	0.01%
Voloridge Investment Management, LLC	46,705	$1.80M	0.01%
CAPROCK Group, Inc.	29,682	$1.15M	0.10%
Quadrature Capital Ltd	27,741	$1.07M	0.04%
Hantz Financial Services, Inc.	25,022	$965.0K	0.04%
Quantbot Technologies LP	20,488	$790.0K	0.06%
Jump Financial, LLC	14,500	$559.0K	0.05%
Dynamic Technology Lab Private Ltd	12,980	$501.0K	0.05%
Trexquant Investment LP	10,914	$421.0K	0.04%
Blueshift Asset Management, LLC	10,403	$401.0K	0.02%
Laird Norton Trust Company, LLC	8,850	$341.0K	0.04%
Pathstone Family Office, LLC	6,104	$235.0K	0.01%
Occudo Quantitative Strategies LP	6,087	$235.0K	0.04%
Coldstream Capital Management Inc	5,819	$224.0K	0.01%
Western Financial Corporation	5,487	$212.0K	0.11%
FourThought Financial, LLC	2,643	$101.0K	0.01%
Financial Insights, Inc.	1,899	$73.2K	0.06%
Advisory Services Network, LLC	209	$8.00K	0.00%
Dark Forest Capital Management LP	67	$3.00K	0.00%

Sold out (23)

Institutions that held Columbia Banking System, Inc. at the end of Q1 2021 and filed for Q2 2021 without it.

Institutions that sold out of COLB in Q2 2021
Institution	Shares, Q1 2021	Value, Q1 2021
William Blair Investment Management, LLC	445,145	$19.2M
Canada Pension Plan Investment Board	35,000	$1.51M
TD Asset Management Inc	21,717	$936.0K
Krane Funds Advisors LLC	18,929	$816.0K
Dalton Greiner Hartman Maher & Co	16,373	$706.0K
Verition Fund Management LLC	11,539	$497.0K
Centiva Capital, LP	11,311	$487.0K
Paloma Partners Management Co	10,626	$458.0K
Sciencast Management LP	9,777	$415.0K
Mackay Shields LLC	9,500	$410.0K
Atom Investors LP	8,572	$369.0K
Sowell Financial Services LLC	7,728	$345.0K
Engineers Gate Manager LP	6,841	$295.0K
M Holdings Securities, Inc.	5,723	$247.0K
Pictet Asset Management Ltd	5,400	$233.0K
CPWM, LLC	5,060	$218.0K
Moors & Cabot, Inc.	4,850	$212.0K
Shelton Capital Management	4,815	$207.0K
Allworth Financial LP	2,555	$110.0K
Harvest Fund Management Co., Ltd	649	$27.0K
Point72 Hong Kong Ltd	305	$13.0K
Human Investing LLC	53	$2.00K
Meridian Wealth Partners, LLC	5	$0

Not filed for Q2 2021 yet (1)

Institutions that held Columbia Banking System, Inc. at the end of Q1 2021 and haven't filed a 13F for Q2 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding COLB in Q1 2021 that haven't filed for Q2 2021
Institution	Shares, Q1 2021	Value, Q1 2021
Amundi Asset Management US, Inc.	83,316	$3.59M