Results of Operations and Financial Condition On July 30, 2026, Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended June 30, 2026 (the “Press Release”). As previously announced, the Company will host an earnings call at 8:00 a.m. ET (5:00 a.m. PT) on July 30, 2026. The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of F…

Executive Chair of the Board of Directors — Christopher D. Adams: Appointment of Christopher D. Adams as Executive Chair with a significant role expansion and new employment agreement.

Chief Financial Officer — Brandon Soto: Brandon Soto is leaving the company to pursue a new position as CEO of another financial technology firm.

Results of Operations and Financial Condition On April 29, 2026 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended March 31, 2026 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

Regulation FD Disclosure Coastal Community Bank, a Washington state-chartered commercial bank (the “Bank”) and a wholly owned subsidiary of Coastal Financial Corporation, a Washington corporation, entered into a non-binding term sheet with Evolve Bank & Trust (“Evolve”) setting forth non-binding terms related to a diverse set of banking-as-a-service programs presently overseen and operated by Evolve (each an “Evolve Program”) that the Bank may acquire the assets and deposits of. The Bank inte…

Director — Jeffrey M. Chapman: Appointment of Jeffrey M. Chapman to the Board of Directors.

Results of Operations and Financial Condition On January 29, 2026 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended December 31, 2025 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

Results of Operations and Financial Condition On October 29, 2025 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended September 30, 2025 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

Executive Vice President and Chief Risk Officer — Andrew Stines: Mr. Stines resigned to pursue other professional opportunities.

Executive Vice President and Chief Financial Officer — Brandon Soto: Coastal Financial Corporation hired Brandon Soto as Executive Vice President and Chief Financial Officer.

President — Curt T. Queyrouze: Mr. Queyrouze resigned to pursue other professional opportunities.

Results of Operations and Financial Condition On July 29, 2025 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended June 30, 2025 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

Changes in Registrant’s Certifying Accountant On June 3, 2025, Coastal Financial Corporation, (the "Company") was notified that Moss Adams LLP ("Moss Adams"), the Company's independent registered public accounting firm, merged with Baker Tilly US, LLP effective on June 3, 2025. The combined audit practices operate as Baker Tilly US, LLP (“Baker Tilly”). In connection with the notification of the merger, Moss Adams has resigned as the auditors of the Company and the Audit Committee of the Comp…

Executive Vice President and Chief Financial Officer — Joel G. Edwards: Mr. Joel G. Edwards is retiring as the Executive Vice President and Chief Financial Officer with a smooth transition plan in place.

Results of Operations and Financial Condition On April 29, 2025 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended March 31, 2025 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

Results of Operations and Financial Condition On March 17, 2025, the Company filed an updated press release with its results of operations and financial condition for the fiscal quarter ended December 31, 2024, which is attached as Exhibit 99.1 to this Amended 8-K (the “Amended Press Release”). As noted in the Explanatory Note, the Amended Press Release corrects certain items in the balance sheet, income statement and statement of cash flows included in the Original 8-K, resulting from errors…

Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review. Restatement of Historical Financial Results On March 14, 2025, the Audit Committee (the “Audit Committee”) of the Board of Directors of Coastal Financial Corporation (the “Company”), based on the recommendation of, and after consultation with, the Company’s management and independent registered public accounting firm, concluded that the Company’s previously issued audited consolidated…

Results of Operations and Financial Condition On January 28, 2025 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended December 31, 2024 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

Other Events. On December 10, 2024, Coastal Financial Corporation (the “Company”) and Coastal Community Bank, a wholly-owned subsidiary of the Company (the “Bank”), entered into an underwriting agreement (the “Underwriting Agreement”) with Keefe, Bruyette & Woods, Inc., as representative of the several underwriters named in Schedule I thereto (the “Underwriters”), relating to the offer and sale of 1,200,000 shares (the “Firm Shares”) of the Company’s common stock, no par value per share, at a…

Results of Operations and Financial Condition On October 28, 2024 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended September 30, 2024 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

President of CCBX — Brian Hamilton: Brian Hamilton was appointed as President of CCBX, a FinTech and banking-as-a-service division.

Results of Operations and Financial Condition On July 29, 2024 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended June 30, 2024 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

Results of Operations and Financial Condition On April 29, 2024 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended March 31, 2024 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

Results of Operations and Financial Condition On January 30, 2024 Coastal Financial Corporation (the “Company”) issued a press release announcing its results of operations and financial condition for the fiscal quarter ended December 31, 2023 (the “Press Release”). The Press Release is “furnished” as Exhibit 99.1 to this Current Report on Form 8-K pursuant to General Instruction B.2 of Form 8-K and the information provided in

Director — Brian Hamilton: Appointment of a new director with significant experience in financial technology and banking.