2026-07-01
No AI summary for this filing type
View Full Filing (SEC EDGAR)COLB
Columbia Banking System INC
-$486.6M
Net Activity
Institutions Holding
524
Popularity Rank
#1050
Avg Weight
0.16%
Total Value
$7.6B
Ownership Trend
524 institutions currently hold COLB, with 256 net buyers and 214 net sellers this quarter.
Institutional Moves
Institutional Moves (Q1 2026)
Neutral
Based on recent trading activity
Net Selling Institutions
214
Net Buying Institutions
256
Key Holders
Key Holders
Top 5 by Value
Quarterly Activity
Recent Activity
+$3.7B
Total Buy Value
$3.6B
Total Sell Value
New buy63
Trim173
Add193
Sold out41
256
Net Buyers
214
Net Sellers
Insider Trading (Form 4)
Form 144 Pre-Sale Notices
1
Filings (90d)
$115K
Total Est. Value
4K shares
Planned Shares
Last Filed 2026-06-08
| Filer | Filing Date | Est. Value |
|---|---|---|
| Moore Devine David | 2026-06-08 | $115K |
Form 144 is a planned sale notice, not an executed transaction. Form 144 Tracker。
Beneficial Ownership (13D/13G)
No Schedule 13D/13G filings for this ticker
Material Events (8-K)
FAQ
Who are the top institutional investors holding COLUMBIA BANKING SYSTEM INC (COLB)?
Major stakeholders currently include BlackRock, Inc. ($742.4M), T. Rowe Price Investment Management, Inc. ($436.6M), Wellington Management Group LLP ($409.9M). Based on the latest 13F filings, there are a total of 524 tracked investment funds and institutions maintaining positions in COLB.
What is the overall institutional sentiment toward COLB recently?
Institutional sentiment appears Bearish (Net Selling). During the most recent reporting quarter, the stock experienced a net outflow of $486.6M, driven by 256 managers accumulating shares while 214 reduced their exposure.
Which institutions have been selling or reducing their COLB positions?
In the latest period, 173 funds trimmed their holdings, and 41 managers completely exited their positions. The aggregate reported sell value was $3.6B.
Are there any notable investors adding COLB to their portfolios?
Yes, buying activity remains notable. 63 institutions opened new positions in {ticker}, and 193 existing holders added to their shares. The total reported buy value for the quarter amounted to $3.7B.
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