Group One Trading
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Group One Trading’s Columbia Banking Systems COLB Stock Holding History

Group One Trading’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 		$5.49K Sell
200
-31,900
-99% -$922K ﹤0.01% 6666
2025
Q4 		$897K Buy
32,100
+18,400
+134% +$498K ﹤0.01% 2989
2025
Q3 		$353K Sell
13,700
-14,500
-51% -$368K ﹤0.01% 4059
2025
Q2 		$659K Buy
28,200
+7,900
+39% +$183K ﹤0.01% 3152
2025
Q1 		$506K Buy
20,300
+10,800
+114% +$288K ﹤0.01% 3071
2024
Q4 		$257K Buy
9,500
+4,400
+86% +$126K ﹤0.01% 3739
2024
Q3 		$133K Buy
5,100
+500
+11% +$11.9K ﹤0.01% 3952
2024
Q2 		$91.5K Sell
4,600
-500
-10% -$9.51K ﹤0.01% 4037
2024
Q1 		$98.7K Buy
5,100
+3,500
+219% +$72K ﹤0.01% 4170
2023
Q4 		$42.7K Buy
1,600
+100
+7% +$2.22K ﹤0.01% 5189
2023
Q3 		$30.4K Sell
1,500
-26,200
-95% -$547K ﹤0.01% 5534
2023
Q2 		$562K Buy
+27,700
New +$585K ﹤0.01% 2900
2021
Q3 		– Sell
-20,000
Closed -$771K – 8232
2021
Q2 		$771K Buy
+20,000
New +$850K ﹤0.01% 3701

Other funds holding COLB

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Wellington Management Group
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
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Group One Trading's COLB Position: Q1 2026 in Review

Group One Trading opened a new position in Columbia Banking Systems (COLB) in Q1 2026: 3,062 shares worth $84K. The stake represents ﹤0.01% of the portfolio and ranks #4882 among its holdings. This is a return to the name: Group One Trading previously reported a position in COLB as recently as Q2 2024.

Group One Trading first reported a position in COLB in Q4 2023 and has held it in 4 quarters since. The position peaked at $116K in Q1 2024. 524 funds tracked by Wall St. Rank hold COLB as of Q1 2026.

  • Group One Trading held 3,062 shares of Columbia Banking Systems worth $84K as of Q1 2026.
  • Columbia Banking Systems was a new Group One Trading position in Q1 2026.
  • Columbia Banking Systems made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #4882 holding.
  • Group One Trading first reported a position in Columbia Banking Systems in Q4 2023 and has held it in 4 quarters since.
  • Group One Trading's Columbia Banking Systems position peaked at $116K in Q1 2024.
  • 524 funds tracked by Wall St. Rank held Columbia Banking Systems as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.