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Rossby Financial, LCC

Position in COLB — Columbia Banking System, Inc.

CIK 2056510 MELBOURNE, FL

Position in COLB

as of Jun 30, 2026 · filed Aug 4, 2026
Position Value
$46,664
+$6,205 QoQ
Shares Held
1,456
-1.3% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#438
of 550 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in COLB Over Time

Shares Held

Position Value (USD)

Position in Banks - Regional

Financial Services · as of Jun 30, 2026

Rossby Financial, LCC holds $1,143,092 across 62 Banks - Regional names. COLB ranks #6 (4.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 COLB
Columbia Banking System, Inc.
This page
1,456 $46,664

All Filings in COLB

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3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $46,664 1,456
2026-03-31 $40,459 1,475
2025-12-31 $36,474 1,305