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Boston Partners

Position in COLB — Columbia Banking System, Inc.

CIK 1386060 BOSTON, MA

Position in COLB

as of Mar 31, 2026 · filed May 11, 2026
Position Value
$29,954,765
-$2,758,836 QoQ
Shares Held
1,092,044
-6.7% QoQ
Ownership
0.377%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
15 quarters on record
Voting authority Sole 90.66255572119805.ToString("F0")% Shared 0.ToString("F0")% None 9.337444278801952.ToString("F0")%

Common Shares in COLB Over Time

Shares Held

Position Value (USD)

Position in Banks - Regional

Financial Services · as of Mar 31, 2026

Boston Partners holds $2,353,498,190 across 54 Banks - Regional names. COLB ranks #14 (1.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in COLB

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15 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $29,954,765 1,092,044
2025-12-31 $32,713,601 1,170,433
2025-09-30 $32,659,888 1,268,838
2025-06-30 $29,688,389 1,269,820
2025-03-31 $31,788,796 1,274,611
2024-12-31 $34,337,514 1,271,289
2024-09-30 $24,048,874 921,060
2022-09-30 $14,435,060 499,656
2022-06-30 $15,331,329 535,125
2022-03-31 $17,006,192 526,997
2021-12-31 $17,191,609 525,416
2020-12-31 $17,748,779 494,395
2020-09-30 $12,515,978 524,779
2020-06-30 $15,556,777 548,740
2020-03-31 $17,683,202 659,821