Rhino Investment Partners’s Columbia Banking Systems COLB Stock Holding History

Rhino Investment Partners’s Portfolio COLB Stock Details COLB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$24M	Buy	748,420 +508,623	+212%	+$15.1M	7.26%	4
2026 Q1	$6.58M	Buy	+239,797	New	+$6.93M	1.83%	23
2023 Q1	–	Sell	-264,146	Closed	-$7.96M	–	38
2022 Q4	$7.96M	Sell	264,146 -251,319	-49%	-$7.98M	3.43%	10
2022 Q3	$14.9M	Buy	515,465 +16,100	+3%	+$485K	6.73%	1
2022 Q2	$14.3M	Buy	499,365 +209,811	+72%	+$6.18M	6.43%	1
2022 Q1	$9.34M	Buy	289,554 +37,720	+15%	+$1.32M	4.16%	8
2021 Q4	$8.24M	Buy	251,834 +138,834	+123%	+$4.81M	3.9%	10
2021 Q3	$4.29M	Buy	+113,000	New	+$4.03M	2.16%	21

Other funds holding COLB

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Rhino Investment Partners's COLB Position: Q2 2026 in Review

Rhino Investment Partners increased its Columbia Banking Systems (COLB) stake by 212% in Q2 2026, buying an estimated $15.1M and bringing the position to 748,420 shares worth $24M. The position accounts for 7.26% of the portfolio, ranked #4.

Rhino Investment Partners first reported a position in COLB in Q3 2021 and has held it in 8 quarters since. 555 funds tracked by Wall St. Rank hold COLB as of Q2 2026.

Rhino Investment Partners held 748,420 shares of Columbia Banking Systems worth $24M as of Q2 2026.
Rhino Investment Partners bought 508,623 Columbia Banking Systems shares in Q2 2026, an estimated $15.1M.
Columbia Banking Systems made up 7.26% of Rhino Investment Partners's portfolio in Q2 2026, its #4 holding.
Rhino Investment Partners first reported a position in Columbia Banking Systems in Q3 2021 and has held it in 8 quarters since.
555 funds tracked by Wall St. Rank held Columbia Banking Systems as of Q2 2026.

Based on Rhino Investment Partners's 13F filing for Q2 2026, filed 14 Aug 2026.