Millington Securities’s Columbia Banking Systems COLB Stock Holding History

Millington Securities’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 Q1	$989K	Buy	+36,051	New	+$1.04M	0.27%	111

Other funds holding COLB

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Millington Securities's COLB Position: Q1 2026 in Review

Millington Securities opened a new position in Columbia Banking Systems (COLB) in Q1 2026: 36,051 shares worth $989K. The stake represents 0.27% of the portfolio and ranks #111 among its holdings.

524 funds tracked by Wall St. Rank hold COLB as of Q1 2026.

Millington Securities held 36,051 shares of Columbia Banking Systems worth $989K as of Q1 2026.
Columbia Banking Systems was a new Millington Securities position in Q1 2026.
Columbia Banking Systems made up 0.27% of Millington Securities's portfolio in Q1 2026, its #111 holding.
524 funds tracked by Wall St. Rank held Columbia Banking Systems as of Q1 2026.

Based on Millington Securities's 13F filing for Q1 2026, filed 15 Jul 2026.