COLUMBIA BANKING SYSTEM, INC. - Common Stock (COLB) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
COLB on Nasdaq
Shares outstanding
296,823,410
Price per share
$29.05
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
288,842,786
Total reported value
$8,073,033,599
% of total 13F portfolios
0.01%
Share change
-940,285
Value change
-$6,344,000
Number of holders
490
Price from insider filings
$29.05
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of COLUMBIA BANKING SYSTEM, INC. - Common Stock (COLB) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
WELLINGTON MANAGEMENT GROUP LLP 6.1% $525,985,923 18,106,228 Wellington Management Group LLP 31 Dec 2025
STATE STREET CORP 4.8% -8% $227,399,199 -$18,716,105 10,053,015 -7.6% STATE STREET CORPORATION 31 Mar 2025

As of 31 Dec 2025, 490 institutional investors reported holding 288,842,786 shares of COLUMBIA BANKING SYSTEM, INC. - Common Stock (COLB). This represents 97% of the company’s total 296,823,410 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of COLUMBIA BANKING SYSTEM, INC. - Common Stock (COLB) together control 74% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
VANGUARD GROUP INC 10% 29,677,731 -0.58% 0.01% $829,492,577
BlackRock, Inc. 9% 26,718,530 -0.8% 0.01% $746,782,911
WELLINGTON MANAGEMENT GROUP LLP 6.1% 18,106,228 +31% 0.09% $506,069,072
T. Rowe Price Investment Management, Inc. 5.3% 15,830,890 -8.9% 0.28% $442,474,000
DIMENSIONAL FUND ADVISORS LP 4.4% 13,141,516 +0.19% 0.08% $367,310,916
STATE STREET CORP 4.3% 12,806,950 -4.5% 0.01% $357,954,253
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 4.2% 12,564,529 +1.3% 0.05% $351,178,586
AMERICAN CENTURY COMPANIES INC 3.2% 9,440,709 -5.7% 0.13% $263,867,865
PRICE T ROWE ASSOCIATES INC /MD/ 2.9% 8,666,769 +141% 0.03% $242,237,000
Bank of New York Mellon Corp 2.5% 7,422,137 +5.7% 0.04% $207,448,719
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 2.2% 6,415,370 -14% 0.06% $179,309,591
FRANKLIN RESOURCES INC 2% 5,919,391 -3.3% 0.04% $165,446,978
MORGAN STANLEY 2% 5,886,838 -29% 0.01% $164,537,201
HoldCo Asset Management, LP 1.9% 5,722,786 0% 12% $159,951,869
GEODE CAPITAL MANAGEMENT, LLC 1.9% 5,698,017 +2.7% 0.01% $159,291,345
SILVERCREST ASSET MANAGEMENT GROUP LLC 1.5% 4,306,986 -9.2% 0.83% $120,380,269
UBS Group AG 1.4% 4,263,924 +7.3% 0.02% $119,176,676
Invesco Ltd. 1.4% 4,170,284 +8.6% 0.02% $116,559,438
NOMURA ASSET MANAGEMENT INTERNATIONAL INC. 1.3% 3,908,896 0% 0.16% $109,255,000
Balyasny Asset Management L.P. 1.3% 3,788,957 +24% 0.2% $105,901,348
North Reef Capital Management LP 1.2% 3,700,000 +3600% 4.2% $103,415,000
NORGES BANK 1.2% 3,685,594 0.01% $103,012,352
Channing Capital Management, LLC 1.1% 3,331,084 +682% 2.4% $93,103,798
CITADEL ADVISORS LLC 0.89% 2,639,226 +433% 0.05% $73,766,367
Epoch Investment Partners, Inc. 0.87% 2,573,229 +9.8% 0.41% $71,921,751

Institutional Holders of COLUMBIA BANKING SYSTEM, INC. - Common Stock (COLB) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 288,842,786 $8,073,033,599 -$6,344,000 $27.95 490
2025 Q3 286,086,314 $7,363,878,273 +$1,996,831,096 $25.74 467
2025 Q2 208,878,451 $4,883,785,929 +$222,689,255 $23.38 408
2025 Q1 194,892,748 $4,858,887,105 +$43,325,676 $24.94 394
2024 Q4 193,334,418 $5,222,660,591 -$22,992,982 $27.01 397
2024 Q3 193,938,109 $5,073,192,435 +$99,513,974 $26.11 371
2024 Q2 191,207,378 $3,803,697,727 +$53,545,720 $19.89 355
2024 Q1 188,889,375 $3,655,093,264 +$11,969,283 $19.35 352
2023 Q4 185,190,074 $4,940,842,150 +$9,448,259 $26.68 366
2023 Q3 185,332,356 $3,762,247,512 -$90,640,714 $20.30 331
2023 Q2 189,609,009 $3,846,492,397 +$36,054,827 $20.28 351
2023 Q1 187,463,723 $4,015,251,801 +$2,172,503,576 $21.42 372
2022 Q4 84,473,936 $2,544,633,255 -$1,357,043 $30.13 253
2022 Q3 84,445,939 $2,440,326,131 -$79,213,854 $28.89 240
2022 Q2 83,441,801 $2,390,833,110 +$117,195,944 $28.65 244
2022 Q1 79,461,621 $2,563,820,814 +$167,913,384 $32.27 252
2021 Q4 74,186,371 $2,428,354,852 +$234,998,214 $32.72 243
2021 Q3 66,788,228 $2,535,162,764 +$48,448,544 $37.99 210
2021 Q2 65,430,857 $2,522,807,224 -$27,482,242 $38.56 216
2021 Q1 66,069,042 $2,846,919,241 -$3,111,830 $43.09 214
2020 Q4 66,419,479 $2,385,264,713 +$43,337,669 $35.90 197
2020 Q3 65,437,767 $1,561,555,352 -$28,519,050 $23.85 182
2020 Q2 66,413,371 $1,886,516,031 +$6,158,731 $28.34 176
2020 Q1 66,333,694 $1,776,253,779 -$19,109,496 $26.80 193
2019 Q4 66,660,406 $2,711,916,777 +$23,237,138 $40.68 204
2019 Q3 66,090,573 $2,439,329,223 +$22,903,445 $36.90 198
2019 Q2 65,824,024 $2,381,017,023 -$15,095,562 $36.18 193
2019 Q1 66,631,621 $2,178,402,281 -$2,681,214 $32.69 207
2018 Q4 66,597,907 $2,416,775,757 +$43,843,343 $36.29 218
2018 Q3 65,238,367 $2,527,464,915 -$47,108,137 $38.77 220
2018 Q2 66,470,317 $2,719,140,533 +$65,291,092 $40.90 217
2018 Q1 64,873,956 $2,721,716,296 +$32,773,326 $41.95 235
2017 Q4 64,041,625 $2,782,985,399 +$353,962,177 $43.44 235
2017 Q3 56,159,849 $2,365,460,471 -$7,215,331 $42.11 197
2017 Q2 56,383,484 $2,247,278,585 +$89,666,615 $39.85 194
2017 Q1 55,646,075 $2,170,140,270 +$362,436,363 $38.99 193
2016 Q4 52,635,920 $2,351,461,503 +$4,332,683 $44.68 201
2016 Q3 52,838,818 $1,727,901,955 +$38,708,999 $32.72 177
2016 Q2 52,405,639 $1,471,083,014 +$15,062,166 $28.06 179
2016 Q1 51,737,518 $1,548,332,145 +$677,266 $29.92 187
2015 Q4 51,534,566 $1,675,299,373 -$20,336,029 $32.51 199
2015 Q3 52,116,922 $1,626,537,825 +$35,650,115 $31.21 184
2015 Q2 51,154,572 $1,664,537,024 +$5,236,095 $32.54 183
2015 Q1 51,029,232 $1,477,910,023 -$863,804 $28.97 181
2014 Q4 51,161,464 $1,412,552,979 +$91,486,177 $27.61 184
2014 Q3 47,923,887 $1,188,995,220 +$10,516,002 $24.81 170
2014 Q2 47,462,015 $1,248,365,460 +$17,776,488 $26.31 161
2014 Q1 45,257,837 $1,290,442,319 +$36,602,302 $28.52 160