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Columbia Banking Systems
COLB

474 hedge funds and large institutions have $7.37B invested in Columbia Banking Systems in 2025 Q3 according to their latest regulatory filings, with 111 funds opening new positions, 239 increasing their positions, 87 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed

175% more repeat investments, than reductions

Existing positions increased: 239 | Existing positions reduced: 87

152% more first-time investments, than exits

New positions opened: 111 | Existing positions closed: 44

97% more call options, than puts

Call options by funds: $5.11M | Put options by funds: $2.59M

51% more capital invested

Capital invested by funds: $4.88B → $7.37B (+$2.49B)

36.72% more ownership

Funds ownership: 99.35% → 136.07% (+37%)

16% more funds holding

Funds holding: 410 → 474 (+64)

20% less funds holding in top 10

Funds holding in top 10: 5 → 4 (-1)

Holders
474
Holders Change
+64
Holders Change %
+15.61%
% of All Funds
6.22%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.05%
New
111
Increased
239
Reduced
87
Closed
44
Calls
$5.11M
Puts
$2.59M
Net Calls
+$2.52M
Net Calls Change
-$1.52M

Top Buyers

1
Vanguard Group
Vanguard Group
Pennsylvania
+$222M
2
BlackRock
BlackRock
New York
+$202M
3
Wellington Management Group
Wellington Management Group
Massachusetts
+$201M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$135M
5
Charles Schwab
Charles Schwab
California
+$116M

Top Sellers

1
Millennium Management
Millennium Management
New York
-$21M
2
Mackenzie Financial
Mackenzie Financial
Ontario, Canada
-$18.5M
3
Franklin Resources
Franklin Resources
California
-$18.2M
4
SBH
Segall Bryant & Hamill
Illinois
-$10.9M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$10.5M
Name Holding Trade Value Shares
Change 		Change in
Stake
BBHC
401
Brown Brothers Harriman & Co
New York
$18.1K +$17.9K +703 New
SL
402
Salomon & Ludwin
Virginia
$17.2K +$16.6K +653 New
RA
403
Rise Advisors
New York
$16.3K -$508 -20 -3%
Q1WB
404
Quest 10 Wealth Builders
Virginia
$15.9K +$15.7K +618 New
WTC
405
WhitTier Trust Company
Nevada
$15.8K – – –
PH
406
Pinnacle Holdings
Oklahoma
$15.2K – – –
CT
407
Clearstead Trust
Maine
$13.3K +$1.65K +65 +14%
BLC
408
Brown, Lisle/Cummings
Rhode Island
$13.1K – – –
HI
409
Horizon Investments
North Carolina
$11.8K +$11.6K +458 New
ASN
410
Advisory Services Network
Georgia
$11.8K +$11.6K +457 New
WA
411
WPG Advisers
Maryland
$10.4K -$940 -37 -8%
HWM
412
Hemington Wealth Management
Virginia
$10K +$3.78K +149 +57%
Toronto Dominion Bank
413
Toronto Dominion Bank
Ontario, Canada
$10K +$9.75K +384 New
RTC
414
Riverview Trust Company
Washington
$9.88K – – –
MG
415
Mather Group
Illinois
$9.5K +$9.37K +369 New
FFO
416
Fortitude Family Office
Arizona
$9.45K +$6.43K +253 +222%
SHIM
417
Stone House Investment Management
Pennsylvania
$9.19K +$7.49K +295 +476%
CIAM
418
Caitong International Asset Management
Hong Kong
$9.19K +$8.23K +324 +982%
GIA
419
GHP Investment Advisors
Colorado
$8.86K +$8.74K +344 New
MPWT
420
MassMutual Private Wealth & Trust
Connecticut
$8.21K -$1.65K -65 -17%
BTI
421
Blue Trust Inc
Georgia
$8.06K -$61.1K -2,405 -88%
W
422
WealthCollab
Washington
$6.51K – – –
PTC
423
Private Trust Company
Ohio
$6.2K – – –
PWA
424
Physician Wealth Advisors
Utah
$5.48K +$4.67K +184 +634%
FMII
425
Farmers & Merchants Investments Inc
Nebraska
$5.41K +$889 +35 +20%
15 16
17
18 19

COLB Hedge Fund Activity: Q3 2025 in Review

474 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Columbia Banking Systems (COLB) for Q3 2025, worth a combined $7.37B — up 51% from $4.88B a quarter earlier.

Buyers outnumbered sellers: 111 funds opened new COLB positions and 44 closed out — a net gain of 67 holders — while 239 added to existing stakes and 87 trimmed.

The largest buyer was Vanguard Group, adding an estimated $222M. The largest seller was Millennium Management, cutting an estimated $21M.

  • 474 institutional investors held Columbia Banking Systems (COLB) as of Q3 2025, up from 410 in Q2 2025.
  • Funds reported $7.37B of Columbia Banking Systems stock for Q3 2025, up 51% quarter-over-quarter.
  • 111 funds opened new Columbia Banking Systems positions in Q3 2025 and 44 closed out, a net change of +67 holders.
  • The largest Columbia Banking Systems buyer in Q3 2025 was Vanguard Group, an estimated $222M added.
  • The largest Columbia Banking Systems seller in Q3 2025 was Millennium Management, an estimated $21M sold.

Based on aggregated 13F filings for Q3 2025.