Columbia Banking Systems
COLB
526 hedge funds and large institutions have $7.59B invested in Columbia Banking Systems in 2026 Q1 according to their latest regulatory filings, with 72 funds opening new positions, 195 increasing their positions, 172 reducing their positions, and 39 closing their positions.
575% more call options, than puts
Call options by funds: $20.4M | Put options by funds: $3.02M
85% more first-time investments, than exits
New positions opened: 72 | Existing positions closed: 39
13% more repeat investments, than reductions
Existing positions increased: 195 | Existing positions reduced: 172
11% more funds holding in top 10
Funds holding in top 10: 9 → 10 (+1)
5% more funds holding
Funds holding: 503 → 526 (+23)
2.99% less ownership
Funds ownership: 96.65% → 93.66% (-3%)
6% less capital invested
Capital invested by funds: $8.08B → $7.59B (-$486M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
VNIM
Vaughan Nelson Investment Management
Houston,
Texas
|
+$35.6M |
| 2 |
Mackenzie Financial
Toronto Ontario,
Ontario, Canada
|
+$32.8M |
| 3 |
AU
Algebris (UK)
London,
United Kingdom
|
+$25.1M |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$15.5M |
| 5 |
LIP
Lighthouse Investment Partners
Palm Beach Gardens,
Florida
|
+$14.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
NRCM
North Reef Capital Management
Laguna Beach,
California
|
-$103M |
| 2 |
Wellington Management Group
Boston,
Massachusetts
|
-$91.4M |
| 3 |
Balyasny Asset Management
Chicago,
Illinois
|
-$72.5M |
| 4 |
Charles Schwab
San Francisco,
California
|
-$61.4M |
| 5 |
Morgan Stanley
New York
|
-$28.5M |
COLB Hedge Fund Activity: Q1 2026 in Review
526 of the 8,173 institutional investors tracked by Wall St. Rank reported a position in Columbia Banking Systems (COLB) for Q1 2026, worth a combined $7.59B — down 6% from $8.08B a quarter earlier.
Buyers outnumbered sellers: 72 funds opened new COLB positions and 39 closed out — a net gain of 33 holders — while 195 added to existing stakes and 172 trimmed.
The largest buyer was Vaughan Nelson Investment Management, opening a new position worth an estimated $35.6M. The largest seller was North Reef Capital Management, exiting entirely with an estimated $103M sold.
- 526 institutional investors held Columbia Banking Systems (COLB) as of Q1 2026, up from 503 in Q4 2025.
- Funds reported $7.59B of Columbia Banking Systems stock for Q1 2026, down 6% quarter-over-quarter.
- 72 funds opened new Columbia Banking Systems positions in Q1 2026 and 39 closed out, a net change of +33 holders.
- The largest Columbia Banking Systems buyer in Q1 2026 was Vaughan Nelson Investment Management, an estimated $35.6M added.
- The largest Columbia Banking Systems seller in Q1 2026 was North Reef Capital Management, an estimated $103M sold.
Based on aggregated 13F filings for Q1 2026.