Corton Capital’s Columbia Banking Systems COLB Stock Holding History

Corton Capital’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
2025 Q3	–	Sell	-9,366	Closed	-$219K	–	240
2025 Q2	$219K	Buy	+9,366	New	+$217K	0.26%	200

Other funds holding COLB

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 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

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Corton Capital's COLB Position: Q3 2025 in Review

Corton Capital sold out of Columbia Banking Systems (COLB) in Q3 2025, closing a stake of 9,366 shares — an estimated $219K sold.

Corton Capital first reported a position in COLB in Q2 2025 and held it in 1 quarter. The position peaked at $219K in Q2 2025. 474 funds tracked by Wall St. Rank hold COLB as of Q3 2025.

Corton Capital reported no remaining Columbia Banking Systems position as of Q3 2025 after selling out during the quarter.
Corton Capital sold 9,366 Columbia Banking Systems shares in Q3 2025, an estimated $219K.
Corton Capital first reported a position in Columbia Banking Systems in Q2 2025 and held it in 1 quarter.
Corton Capital's Columbia Banking Systems position peaked at $219K in Q2 2025.
474 funds tracked by Wall St. Rank held Columbia Banking Systems as of Q3 2025.

Based on Corton Capital's 13F filing for Q3 2025, filed 14 Nov 2025.