United Security Bancshares (UBFO): Detailed Investor Update on Merger Developments and Supplemental Disclosures

Key Highlights of the Report

• Merger with Community West Bancshares: United Security Bancshares (NASDAQ: UBFO) entered an Agreement and Plan of Merger with Community West Bancshares on December 16, 2025. This merger is a significant corporate event for both companies and their shareholders.
• Supplemental Disclosures Announced: In response to legal matters and to avoid potential delays, the companies voluntarily provided additional disclosures to supplement their Joint Proxy Statement/Prospectus. These disclosures address shareholder claims regarding the adequacy of merger-related information.
• Legal Background: The company has stated that it believes all legal claims are without merit and that no further disclosure is required under applicable law. However, it has chosen to make supplemental disclosures to avoid nuisance, cost, and distraction, explicitly denying any wrongdoing or materiality of the claims.

Important Information for Shareholders

• Merger Discussions & Process: USB and its advisors actively solicited interest from potential buyers and merger candidates over the years, but no other actionable offers were received. This implies the merger with Community West Bancshares was the only viable option, which may impact shareholder perceptions of the deal’s value.
• Supplemental Disclosures: The company is amending several sections of its Joint Proxy Statement/Prospectus, including:
  • Background of the Merger: Further clarification on the process and lack of alternative bids.
  • Relative Contribution Analysis: Updated tables showing projections for the post-merger combined company, including balance sheet, tangible common equity, profitability, market capitalization, and pro forma ownership figures.
  • Comparable Company & Market Premium Analyses: Additional tables and data reviewed by Janney, the financial advisor, providing a deeper look into peer company metrics and historical transaction premiums.
  • Relevant Nationwide and Regional Transactions: Detailed tables comparing the merger with similar deals nationwide and regionally, including deal values, premiums paid, and seller financial metrics.
• Updated Financial Metrics: The supplemental tables provide the following projections for the combined company, which are crucial for investors:
  • Balance Sheet (Projected at Close): \$1,100 million in assets, representing 26% of the combined entity’s total assets.
  • Tangible Common Equity: \$318 million, accounting for 30% of the combined tangible equity.
  • Profitability: Last twelve months (LTM) net income as of September 30, 2025: \$33.9 million (25% of combined net income). Estimated 2026 earnings: \$44.6 million (74% of combined earnings).
  • Market Capitalization: As of December 15, 2025: UBFO represented 28% of the combined company’s market cap.
  • Pro Forma Ownership: Based on a 0.4520x exchange ratio, UBFO shareholders will hold 29% of the combined company.
• Market Premiums & Comparable Transactions: Janney’s analysis includes a 24.3% equity control premium, which is based on the median three-day stock price premium for bank and thrift M&A deals over the past decade. This context is crucial for understanding the deal’s fairness and potential for value creation.
• Comparative Data: Additional tables list peer banks and recent merger transactions, providing investors with benchmarks to evaluate the deal’s relative attractiveness and possible impact on UBFO’s share price.

Potential Price-Sensitive Events

• Merger Completion Risk: The company acknowledges ongoing legal matters but believes them to be without merit. However, the possibility of further lawsuits or demands could impact the timing and certainty of the merger, which may be price sensitive.
• Voluntary Supplemental Disclosures: The decision to supplement the proxy statement to “moot” disclosure claims and avoid delays signals management’s desire to expedite the merger. This proactive approach may positively influence shareholder confidence and market perception.
• Updated Financial Projections: The newly released financial tables and metrics, including pro forma ownership, earnings, and equity, provide clarity on the post-merger landscape. These figures are directly relevant to share valuation and potential re-rating by investors.
• Peer and Transaction Comparisons: The extensive benchmarking against other recent bank mergers allows shareholders to assess whether the deal terms are favorable. Any deviation from market norms (such as premiums paid, ownership ratios, or projected profitability) could significantly affect UBFO’s share price.

Detailed Supplemental Tables and Analysis

Relative Contribution Analysis (Post-Merger):

• Assets: \$1,100M (26% of combined company)
• Tangible Common Equity: \$318M (30%)
• LTM Net Income: \$33.9M (25%)
• 2026 Estimated Earnings: \$44.6M (74%)
• Market Capitalization: 28%
• Pro Forma Ownership: 29% (exchange ratio 0.4520x)

Benchmarking Against Comparable Companies:

• Janney provided additional tables comparing UBFO and Community West Bancshares against peer banks (e.g., Plumas Bancorp, Oak Valley Bancorp, Preferred Bank, Heritage Financial, Five Star Bancorp, Bank of Marin Bancorp, Sierra Bancorp).
• Metrics include assets, market capitalization, book value, LTM EPS, dividend yield, ROAA, ROAE, TCE/TA, NPAs/Assets.

Relevant Nationwide and Regional M&A Transactions:

• Tables summarize recent bank M&A transactions, including deal price to tangible book value, premiums paid, one-day market reactions, and seller financial metrics.
• These benchmarks help investors evaluate if the merger terms are competitive and value accretive.

Conclusion & Investor Takeaways

The merger between United Security Bancshares and Community West Bancshares is a transformative event for both companies, with substantial implications for shareholders. The voluntary supplemental disclosures, updated financial projections, and benchmarking against peers and recent transactions provide investors with critical information to assess the deal’s fairness and potential impact on share value. While management asserts that legal matters are without merit, the risk of additional litigation remains. Investors should carefully study the updated metrics and disclosures to gauge whether the merger will unlock value and how it compares to other deals in the sector.

Disclaimer

This article is for informational purposes only and does not constitute investment advice. The author has relied on public disclosures and supplemental materials provided by United Security Bancshares. Investors should conduct their own due diligence and consult with a qualified financial advisor before making any investment decisions. The information provided herein may be subject to change and may not reflect the most current events or developments.

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