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Columbia Banking System, Inc.

COLB
Exchange
Nasdaq
Industry
State Commercial Banks
SEC CIK
0000887343

In the last 90 days, Columbia Banking System, Inc. insiders filed 1 open-market purchase and 0 sales; 555 institutions reported holding it in 13F filings for Q2 2026, worth $8.63B in total; no superinvestor holds it.

Superinvestors holding COLB, Q2 2026

See all superinvestors

No superinvestor reported holding COLB in Q2 2026.

Moves by quarter

Superinvestors that opened, added to, trimmed or sold out of COLB each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.

  1. Q1 2023

    0 superinvestors holding at quarter end

    Sold out
    Soros Fund Management
  2. Q4 2022

    1 superinvestor holding at quarter end

    New
    Soros Fund Management
  3. Q2 2022

    0 superinvestors holding at quarter end

    Sold out
    Soros Fund Management
  4. Q1 2022

    1 superinvestor holding at quarter end

    Added
    Soros Fund Management (+56.2%)
  5. Q4 2021

    1 superinvestor holding at quarter end

    New
    Soros Fund Management