AI brief of an SEC Form 8-K · Columbia Banking System (COLB)

Columbia Banking System Q2 2026 net income rises 8% sequentially to $208 million

Positive Impact 3 of 5 earnings Written later

Columbia Banking System reported second quarter 2026 net income of $208 million, up from $192 million in the first quarter, with diluted earnings of $0.73 per share versus $0.66 a quarter earlier. Net interest income fell $5 million to $589 million, while lower merger expense cut non-interest expense by $19 million to $375 million. Total deposits declined to $52.1 billion from $53.5 billion, and borrowings rose to $4.3 billion.

Key points

  • Net income was $208 million, up from $192 million in Q1 2026; diluted EPS was $0.73 versus $0.66 in Q1 and $0.73 in Q2 2025
  • Operating diluted EPS, a non-GAAP measure, was $0.76 versus $0.72 in Q1 2026
  • Net interest income was $589 million, down $5 million, and net interest margin was 3.93%, down 3 basis points
  • Non-interest expense was $375 million, down $19 million on lower merger expense; total deposits fell to $52.1 billion from $53.5 billion

The filing

CompanyColumbia Banking System (COLB)
Form8-K, current report
Filed with the SECJul 23, 2026, 4:31 PM ET
Accession number0000887343-26-000165

Items reported: 2.02 Results of Operations7.01 Regulation FD Disclosure

Read the filing on SEC.gov ↗

Written by AI on Nov 8, 2026, 1:17 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on July 23, 2026.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.