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

MAI 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
Q2 		$275K Buy
8,575
+3,035
+55% +$90.1K ﹤0.01% 1641
2026
Q1 		$152K Buy
5,540
+742
+15% +$21.5K ﹤0.01% 1613
2025
Q4 		$134K Sell
4,798
-179
-4% -$4.85K ﹤0.01% 1489
2025
Q3 		$128K Sell
4,977
-31
-0.6% -$787 ﹤0.01% 1444
2025
Q2 		$117K Buy
5,008
+159
+3% +$3.69K ﹤0.01% 1412
2025
Q1 		$121K Buy
4,849
+105
+2% +$2.8K ﹤0.01% 1322
2024
Q4 		$128K Buy
+4,744
New +$136K ﹤0.01% 1325

Other funds holding COLB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

MAI Capital Management's COLB Position: Q2 2026 in Review

MAI Capital Management increased its Columbia Banking Systems (COLB) stake by 55% in Q2 2026, buying an estimated $90.1K and bringing the position to 8,575 shares worth $275K. The position accounts for ﹤0.01% of the portfolio, ranked #1641.

MAI Capital Management first reported a position in COLB in Q4 2024 and has held it in 7 quarters since. 551 funds tracked by Wall St. Rank hold COLB as of Q2 2026.

  • MAI Capital Management held 8,575 shares of Columbia Banking Systems worth $275K as of Q2 2026.
  • MAI Capital Management bought 3,035 Columbia Banking Systems shares in Q2 2026, an estimated $90.1K.
  • Columbia Banking Systems made up ﹤0.01% of MAI Capital Management's portfolio in Q2 2026, its #1641 holding.
  • MAI Capital Management first reported a position in Columbia Banking Systems in Q4 2024 and has held it in 7 quarters since.
  • 551 funds tracked by Wall St. Rank held Columbia Banking Systems as of Q2 2026.

Based on MAI Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.