COLUMBIA BANKING SYSTEM, INC. (COLB) Institutional Ownership & Insider Transactions

Ownership — COLB

US Institutional Ownership97.5%

Shares	Value	Ownership %	Change	Filing Date
27.47M	$880.0M	9.71%	+405.9K	2026-06-30
15.63M	$501.0M	5.53%	-281.6K	2026-06-30
13.91M	$445.0M	4.92%	+356.7K	2026-06-30
13.68M	$438.0M	4.84%	-661.5K	2026-06-30
13.07M	$418.0M	4.62%	-152.1K	2026-06-30
12.69M	$406.0M	4.49%	+217.9K	2026-06-30
11.69M	$374.0M	4.13%	-3.26M	2026-06-30
11.03M	$353.0M	3.90%	+585.6K	2026-06-30
11.03M	$353.0M	3.90%	--	2026-06-30
9.88M	$316.0M	3.49%	+905.6K	2026-06-30
7.90M	$253.0M	2.79%	-1.83M	2026-06-30
6.10M	$195.0M	2.16%	-85.4K	2026-06-30
5.96M	$192.0M	2.11%	-65.9K	2026-06-30
5.80M	$185.0M	2.05%	-69.4K	2026-06-30
5.72M	$183.0M	2.02%	--	2026-06-30
4.69M	$150.0M	1.66%	+589.2K	2026-06-30
4.01M	$128.0M	1.42%	-141.8K	2026-06-30
3.82M	$122.0M	1.35%	-1.09M	2026-06-30
3.81M	$122.0M	1.35%	-93.4K	2026-06-30
3.77M	$120.0M	1.33%	-3.64M	2026-06-30
3.18M	$101.0M	1.12%	+2.04M	2026-06-30
3.14M	$100.0M	1.11%	+612.4K	2026-06-30
2.97M	$95.0M	1.05%	-718.9K	2026-06-30
2.64M	$84.0M	0.93%	-889.3K	2026-06-30
2.61M	$83.0M	0.92%	-3.7K	2026-06-30

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