COLB

Columbia Banking System Inc

Latest period2026 - Q1Total superinvestors522

Top 10 Superinvestors by Shares Owned

This chart shows the top 10 superinvestors based on the number of shares they owned in 2025-Q4 and 2026-Q1. According to the most recent SEC 13F filing, 522 superinvestors own shares of Columbia Banking System Inc (COLB), although recent data may remain incomplete due to pending filings.

Quarter-over-Quarter Change (%)

This chart highlights the quarter-over-quarter change (%) in the number of superinvestors holding Columbia Banking System Inc (COLB), the total shares they held, and the total reported dollar value. It gives a clear view of whether there is ongoing momentum. The dotted lines at the top and bottom adjust longer bars to keep smaller data points visible for better comparison.

Superinvestors' Activity (%) Over the Last 4 Quarters

This chart shows superinvestors' activity with Columbia Banking System Inc (COLB) over the last four quarters, highlighting the percentage of investors who added, increased, decreased, held, or exited their positions, revealing shifts in sentiment over time.

Superinvestors' Past Actions

This chart displays superinvestors' past actions with Columbia Banking System Inc (COLB) over the last 10 years (40 quarters), helping to visualize the collective momentum and investment trends over time.

Superinvestors ownership

SuperinvestorPortfolio %Reported Value
Spencer Fleming@Blackrock, Inc.
Recent Activity
Increased 1.3%
0.02%
$742.393M
27.065M shares@ 27.43 avg price
Ellen York@T. Rowe Price Investment Management, Inc.
Recent Activity
Decreased -21.29%
0.31%
$436.563M
15.916M shares@ 27.44 avg price
Jason Cronin@Wellington Management Group Llp
Recent Activity
Decreased -17.46%
0.08%
$409.921M
14.944M shares@ 27.43 avg price
Christine M. Buchanan@Vanguard Portfolio Management Llc
Recent Activity
New Position
0.03%
$393.338M
14.34M shares@ 27.44 avg price
Selwyn Notelovitz@Dimensional Fund Advisors Lp
Recent Activity
Increased 3.11%
0.08%
$371.656M
13.55M shares@ 27.43 avg price
Christine M. Buchanan@Vanguard Capital Management Llc
Recent Activity
New Position
0.01%
$362.751M
13.225M shares@ 27.44 avg price
ELIZABETH SCHAEFER@State Street Corp
Recent Activity
Decreased -2.58%
0.02%
$342.221M
12.476M shares@ 27.44 avg price
Omar Aguilar@Charles Schwab Investment Management Inc
Recent Activity
Decreased -16.91%
0.05%
$286.363M
10.44M shares@ 27.43 avg price
Otis H. Cowan@American Century Companies Inc
Recent Activity
Increased 3.13%
0.14%
$267.06M
9.736M shares@ 27.44 avg price
Ellen York@Price T Rowe Associates Inc Md
Recent Activity
Increased 3.54%
0.03%
$246.142M
8.973M shares@ 27.44 avg price

1-10 of 522