| $705M | ||
| $310M | ||
| $248M | ||
| $119M | ||
| $51M | ||
| $37M |
Buys | $0 | 0 | 0 |
Sells | $561,971 | 5 | 100 |
| Lakely Brock | EVP, Chief Accounting Officer | 0 | $0 | 1 | $5,535 | $-5,535 |
| BARUFFI KUMI YAMAMOTO | EVP General Counsel, Corp Sec | 0 | $0 | 1 | $24,578 | $-24,578 |
| Nixon Torran B | Senior Executive VP | 0 | $0 | 2 | $127,932 | $-127,932 |
| GARDNER STEVEN R | director | 0 | $0 | 1 | $403,927 | $-403,927 |
Columbia Banking System, Inc. operates as the bank holding company for Columbia State Bank that provides a range of banking services to small and medium-sized businesses, professionals, and individuals in the United States. It offers personal banking products and services, including noninterest and interest-bearing checking, savings, money market, and certificate of deposit accounts; home mortgages for purchases and refinances, home equity loans and lines of credit, and other personal loans; debit and credit cards; and digital banking services. The company also provides business banking products and services, such as checking, savings, interest-bearing money market, and certificate of deposit accounts; agricultural, asset-based, builder, and other commercial real estate loans, as well as loans guaranteed by the small business administration; and professional banking, treasury management, merchant card, and international banking services. In addition, it offers wealth management solutions that include financial planning services, such as asset allocation, net worth analysis, estate planning and preservation, education funding, and wealth transfer; long-term care, and life and disability insurance solutions; individual retirement solutions comprising retirement planning, retirement income strategies, and traditional and Roth individual retirement accounts; and business solutions, which comprise business retirement plans, key person insurance, business succession planning, and deferred compensation plans to individuals, families, and professional businesses. Further, the company provides fiduciary, investment, and administrative trust services, such as personal and special needs trusts, estate settlement, and investment agency and charitable management. It operates a network of 153 branch locations, including 68 in the state of Washington, 59 in Oregon, 15 in Idaho, and 11 in California. The company was founded in 1993 and is headquartered in Tacoma, Washington.
Over the last 12 months, insiders at Columbia Banking System, Inc. have bought $0 and sold $561,971 worth of Columbia Banking System, Inc. stock.
On average, over the past 5 years, insiders at Columbia Banking System, Inc. have bought $617,311 and sold $339,216 worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 2,685 shares for transaction amount of $49,619 was made by SEATON ELIZABETH WHITEHEAD (director) on 2024‑02‑06.
| 2026-03-13 | Sale | BARUFFI KUMI YAMAMOTO | EVP General Counsel, Corp Sec | 937 0.0004% | $26.23 | $24,578 | +10.98% | |
| 2026-03-13 | Sale | Lakely Brock | EVP, Chief Accounting Officer | 211 <0.0001% | $26.23 | $5,535 | +10.98% | |
| 2026-03-04 | Sale | Nixon Torran B | Senior Executive VP | 2,240 0.0009% | $28.85 | $64,624 | +1.71% | |
| 2026-03-03 | Sale | Nixon Torran B | Senior Executive VP | 2,241 0.0009% | $28.25 | $63,308 | +1.32% | |
| 2026-01-30 | Sale | GARDNER STEVEN R | director | 13,725 0.0058% | $29.43 | $403,927 | +0.41% | |
| 2025-03-04 | Sale | Nixon Torran B | Senior Executive VP | 4,481 0.0022% | $25.99 | $116,461 | +4.17% | |
| 2024-02-06 | SEATON ELIZABETH WHITEHEAD | director | 2,685 0.0011% | $18.48 | $49,619 | +32.58% | ||
| 2024-02-01 | Deer Aaron James | Chief Strategy/Innovation Offc | 2,000 0.0009% | $19.32 | $38,648 | +27.05% | ||
| 2024-02-01 | Lund Randal Lee | director | 1,000 0.0004% | $19.29 | $19,288 | +27.05% | ||
| 2024-01-31 | Nixon Torran B | Senior Executive VP | 3,650 0.0017% | $20.49 | $74,802 | +21.63% | ||
| 2024-01-31 | MACHUCA LUIS | director | 4,889 0.0023% | $20.58 | $100,638 | +21.63% | ||
| 2024-01-30 | Stein Clint | President, CEO | 9,500 0.0045% | $20.96 | $199,112 | +15.52% | ||
| 2024-01-30 | Merrywell Christopher | Senior Executive VP | 5,000 0.0024% | $21.09 | $105,450 | +15.52% | ||
| 2024-01-30 | EERKES CRAIG D | director | 2,141 0.001% | $20.82 | $44,579 | +15.52% | ||
| 2024-01-30 | Numata S Mae Fujita | director | 2,400 0.0012% | $21.09 | $50,608 | +15.52% | ||
| 2024-01-30 | Finkelstein Mark A | director | 3,592 0.0017% | $20.87 | $74,965 | +15.52% | ||
| 2024-01-29 | FARNSWORTH RON L | Chief Financial Officer | 2,500 0.0012% | $20.71 | $51,775 | +16.72% | ||
| 2024-01-29 | SCHULTZ JOHN F | director | 8,559 0.004% | $20.39 | $174,561 | +16.72% | ||
| 2024-01-29 | Forrest Eric | director | 4,750 0.0023% | $20.89 | $99,245 | +16.72% | ||
| 2023-06-30 | BARUFFI KUMI YAMAMOTO | General Counsel, Corporate Sec | 854 0.0005% | $18.25 | $15,586 | +1.69% |
| Nixon Torran B | Senior Executive VP | 98229 0.0413% | $2.91M | 1 | 3 | +21.63% |
| BARUFFI KUMI YAMAMOTO | EVP General Counsel, Corp Sec | 53715 0.0226% | $1.59M | 12 | 1 | <0.0001% |
| Lakely Brock | EVP, Chief Accounting Officer | 11104 0.0047% | $329,344.64 | 0 | 1 | |
| GARDNER STEVEN R | director | 0 0% | $0 | 0 | 1 | |
| WEYERHAEUSER WILLIAM T | director | 223249 0.0938% | $6.62M | 2 | 0 | <0.0001% |
| Stein Clint | President, CEO | 165684 0.0696% | $4.91M | 8 | 3 | +0.87% |
| FARNSWORTH RON L | Chief Financial Officer | 160073 0.0673% | $4.75M | 1 | 0 | +16.72% |
| DRESSEL MELANIE J | President and CEO | 75057 0.0315% | $2.23M | 16 | 3 | +6.15% |
| HULBERT TOM | director | 69990 0.0294% | $2.08M | 4 | 2 | +22.07% |
| MATSON TOM SR | director | 66439 0.0279% | $1.97M | 0 | 1 | |
| MACHUCA LUIS | director | 60835 0.0256% | $1.8M | 1 | 0 | +21.63% |
| Merrywell Christopher | Senior Executive VP | 50727 0.0213% | $1.5M | 1 | 0 | +15.52% |
| WHITNEY EVANS Q | Executive Vice President | 50439 0.0212% | $1.5M | 3 | 2 | +5.62% |
| SCHULTZ JOHN F | director | 41870 0.0176% | $1.24M | 1 | 0 | +16.72% |
| McDonald Andy | EVP & CCO | 39813 0.0167% | $1.18M | 6 | 4 | <0.0001% |
| Deer Aaron James | Chief Strategy/Innovation Offc | 36850 0.0155% | $1.09M | 7 | 0 | +1.08% |
| EERKES CRAIG D | director | 31163 0.0131% | $924,294.58 | 7 | 0 | +11.51% |
| SCHMINKEY GARY R | EVP and CFO | 30920 0.013% | $917,087.20 | 2 | 3 | +2.12% |
| Numata S Mae Fujita | director | 28316 0.0119% | $839,852.56 | 2 | 0 | +21.71% |
| WILL JAMES M | director | 27137 0.0114% | $804,883.42 | 2 | 0 | <0.0001% |
| SEATON ELIZABETH WHITEHEAD | director | 25001 0.0105% | $741,529.66 | 1 | 0 | +32.58% |
| Forrest Eric | director | 24838 0.0104% | $736,695.08 | 1 | 0 | +16.72% |
| Finkelstein Mark A | director | 23908 0.01% | $709,111.28 | 1 | 0 | +15.52% |
| Roberts Kent | Executive Vice President | 21875 0.0092% | $648,812.50 | 4 | 2 | <0.0001% |
| Lawson David C | EVP Chief H.R. Officer | 21212 0.0089% | $629,147.92 | 11 | 2 | <0.0001% |
| Lund Randal Lee | director | 17149 0.0072% | $508,639.34 | 1 | 0 | +27.06% |
| REGIS DANIEL C | director | 14500 0.0061% | $430,070.00 | 2 | 0 | +22.94% |
| Ray Barry | SVP & CAO | 11250 0.0047% | $333,675.00 | 0 | 3 | |
| NELSON MARK W | Executive Vice President | 11012 0.0046% | $326,615.92 | 9 | 1 | +7.1% |
| GOLDBERG FREDERICK M | director | 10844 0.0046% | $321,633.04 | 5 | 0 | +11.54% |
| FOLSOM JOHN | director | 10600 0.0045% | $314,396.00 | 4 | 0 | +35.09% |
| RUSSELL HARALD R | Executive Vice President | 4808 0.002% | $142,605.28 | 2 | 0 | +25.62% |
| Lantow Michelle | director | 3500 0.0015% | $103,810.00 | 1 | 0 | +27.89% |
| RODMAN DONALD | director | 1820 0.0008% | $53,981.20 | 4 | 0 | +2.78% |
$15,216,407 | 899 | 4.96% | $9.26B | |
$7,118,485 | 494 | 1.69% | $5.43B | |
$7,395,490 | 312 | 9.89% | $5.63B | |
$12,081,411 | 292 | 10.19% | $5.75B | |
$10,385,573 | 281 | 7.79% | $6.05B | |
$11,897,148 | 173 | 6.13% | $6.3B | |
$99,708,931 | 137 | 2.46% | $8.75B | |
Columbia Banking System, Inc. (COLB) | $5,248,356 | 120 | 5.55% | $7.06B |
$20,459,757 | 119 | 4.89% | $7.64B | |
$13,096,929 | 119 | 6.12% | $5.46B | |
$50,624,303 | 114 | 1.48% | $9.3B | |
$7,932,019 | 111 | 8.05% | $9.31B | |
$12,136,241 | 89 | 17.49% | $7.4B | |
$5,046,103 | 84 | 10.57% | $6.14B | |
$82,797,389 | 46 | 5.27% | $8.8B | |
$5,640,643 | 46 | 10.45% | $7.85B | |
$9,771,498 | 42 | 14.17% | $7B | |
$3,543,528 | 26 | 8.76% | $7.73B | |
$16,073,311 | 2 | 21.70% | $5.23B |
| Increased Positions | 243 | +43.55% | 35M | +12.07% |
| Decreased Positions | 237 | -42.47% | 33M | -11.52% |
| New Positions | 81 | New | 8M | New |
| Sold Out Positions | 53 | Sold Out | 10M | Sold Out |
| Total Postitions | 564 | +1.08% | 290M | +0.55% |
| Vanguard Group Inc | $841,511.00 | 9.98% | 29.85M | -1M | -3.65% | 2025-09-30 |
| Blackrock, Inc. | $759,294.00 | 9.01% | 26.93M | -5M | -15.41% | 2025-09-30 |
| T. Rowe Price Investment Management, Inc. | $489,969.00 | 5.81% | 17.38M | +1M | +8.09% | 2025-09-30 |
| Wellington Management Group Llp | $388,521.00 | 4.61% | 13.78M | +8M | +135.16% | 2025-09-30 |
| State Street Corp | $377,962.00 | 4.48% | 13.41M | -2M | -10.5% | 2025-09-30 |
| Dimensional Fund Advisors Lp | $369,750.00 | 4.39% | 13.12M | +138,065 | +1.06% | 2025-09-30 |
| Charles Schwab Investment Management Inc | $349,584.00 | 4.15% | 12.4M | +3M | +36.84% | 2025-09-30 |
| American Century Companies Inc | $282,356.00 | 3.35% | 10.02M | +432,927 | +4.52% | 2025-09-30 |
| Morgan Stanley | $235,170.00 | 2.79% | 8.34M | -760,960 | -8.36% | 2025-09-30 |
| Jpmorgan Chase & Co | $212,440.00 | 2.52% | 7.54M | +844,927 | +12.63% | 2025-09-30 |