Laurion Capital Management’s Columbia Banking Systems COLB Stock Holding History

Laurion Capital Management’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	$2.12M	Buy	77,457 +2,247	+3%	+$65K	0.09%	205
2025 Q4	$2.1M	Buy	75,210 +500	+0.7%	+$13.5K	0.08%	102
2025 Q3	$1.92M	Buy	+74,710	New	+$1.9M	0.03%	162
2018 Q3	–	Sell	-10,239	Closed	-$419K	–	1229
2018 Q2	$419K	Buy	+10,239	New	+$437K	﹤0.01%	1003
2017 Q2	–	Sell	-7,200	Closed	-$281K	–	1658
2017 Q1	$281K	Buy	+7,200	New	+$290K	﹤0.01%	1087

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

Laurion Capital Management's COLB Position: Q1 2026 in Review

Laurion Capital Management increased its Columbia Banking Systems (COLB) stake by 3% in Q1 2026, buying an estimated $65K and bringing the position to 77,457 shares worth $2.12M. The position accounts for 0.09% of the portfolio, ranked #205.

Laurion Capital Management first reported a position in COLB in Q1 2017 and has held it in 5 quarters since. 525 funds tracked by Wall St. Rank hold COLB as of Q1 2026.

Laurion Capital Management held 77,457 shares of Columbia Banking Systems worth $2.12M as of Q1 2026.
Laurion Capital Management bought 2,247 Columbia Banking Systems shares in Q1 2026, an estimated $65K.
Columbia Banking Systems made up 0.09% of Laurion Capital Management's portfolio in Q1 2026, its #205 holding.
Laurion Capital Management first reported a position in Columbia Banking Systems in Q1 2017 and has held it in 5 quarters since.
525 funds tracked by Wall St. Rank held Columbia Banking Systems as of Q1 2026.

Based on Laurion Capital Management's 13F filing for Q1 2026, filed 14 May 2026.