425: OceanFirst to Acquire Flushing Financial, Warburg Pincus Invests

OceanFirst Financial Corp. announced an all-stock merger to acquire Flushing Financial Corporation, creating a $23 billion regional bank, supported by a $225 million equity investment from Warburg Pincus.

Summary

• OceanFirst Financial Corp. (OceanFirst) will acquire Flushing Financial Corporation (Flushing) in an all-stock merger transaction, valued at $579 million based on OceanFirst's closing stock price of $19.76 on December 26, 2025.
• Flushing stockholders will receive 0.8500 shares of OceanFirst common stock for each share of Flushing common stock.
• The transaction involves a three-step merger process: Merger Sub into Flushing, then Flushing into OceanFirst, and finally Flushing Bank into OceanFirst Bank N.A.
• Concurrently, OceanFirst entered into an investment agreement with affiliates of Warburg Pincus LLC, committing $225 million for newly issued equity securities in OceanFirst.
• The combined company is projected to have approximately $23 billion in assets, $17 billion in total loans, and $18 billion in total deposits across 71 retail branches.
• The merger is expected to be 16% accretive to EPS by 2027, with a tangible book value dilution of approximately 6% and an earnback period of about 3 years.
• The pro forma company is expected to achieve a Return on Average Tangible Common Equity (ROATCE) of approximately 13% and a Return on Average Assets (ROAA) of approximately 1.00% by 2027.
• The transaction is anticipated to close in the second quarter of 2026, subject to regulatory and shareholder approvals.

Sentiment

Score: 9

Explanation: The filing presents a highly positive outlook for the merger, emphasizing significant financial accretion, strategic market expansion, and a substantial equity investment from a reputable firm. The detailed financial projections show strong improvements in key profitability metrics, and the extensive due diligence process highlights a well-structured transaction. While there is tangible book value dilution, the projected earnback period is relatively short, and the overall strategic rationale is compelling.

Positives

• Creates a scaled, high-performing regional bank with approximately $23 billion in assets, enhancing market presence in attractive New Jersey, Long Island, and New York markets.
• Meaningfully enhances pro forma profitability metrics, with estimated 2027 EPS accretion of 16%, ROATCE of 13%, and ROAA of 1.00%.
• Secured a $225 million equity investment from Warburg Pincus, a highly sophisticated investor, priced at-the-market, following rigorous due diligence.
• Diversifies the loan portfolio with a clear path to reducing Commercial Real Estate (CRE) concentration over time.
• Leverages Flushing's 95+ year distribution channel in Long Island and New York with OceanFirst's robust products and services, driving value creation.
• The combined entity is expected to generate strong capital, with a pro forma CET1 Ratio of 10.8% and Total Risk Based Capital Ratio of 14.2%.
• Conservative credit marks were applied to Flushing's portfolio, including a 10%+ total mark on the Rent-Regulated Multifamily portfolio, supported by in-depth diligence.
• OceanFirst has a proven track record of successful M&A integration and a well-regarded management team.

Negatives

• The transaction is expected to result in a tangible book value dilution of approximately 6% for OceanFirst shareholders, with an estimated earnback period of 3.1 years.
• One-time pre-tax expenses related to the merger are estimated at $106 million.

Risks

• The proposed transaction may not be completed in a timely manner or at all.
• Failure to satisfy conditions to consummation, including requisite stockholder and regulatory approvals, or regulatory approvals imposing adverse conditions.
• Occurrence of any event, change, or circumstance that could lead to the termination of the merger agreement.
• Inability to obtain alternative capital if necessary to complete the proposed transaction.
• The effect of the announcement or pendency of the proposed transaction on business relationships, operating results, and business generally for both companies.
• Risks that the proposed transaction disrupts current plans and operations of OceanFirst and Flushing.
• Potential difficulties in retaining customers and employees of both companies as a result of the proposed transaction.
• OceanFirst's and Flushing's estimates of financial performance may not be realized.
• Changes in general economic, political, or industry conditions, including persistent inflation, supply chain issues, labor shortages, global economic instability, geopolitical matters, and financial market volatility.
• Uncertainty in U.S. fiscal and monetary policy, including Federal Reserve interest rate policies.
• Credit risks of lending activities, affected by real estate market deterioration and borrower financial condition, and operational risks including underwriting practices and fraud.
• Fluctuations in the demand for loans.
• Ability to develop and maintain a strong core deposit base or other low-cost funding sources, especially in a rising or high interest rate environment.
• Rapid withdrawal of a significant amount of deposits over a short period of time.
• Results of examinations by regulatory authorities, potentially leading to limitations on business activities, investment restrictions, denial of approvals, increased allowance for credit losses, asset write-downs, dividend restrictions, or fines.
• Impact of bank failures or adverse developments at other banks on investor sentiment regarding bank stability and liquidity.
• Changes in competitive landscape, technology evolution, or regulatory changes in the markets where OceanFirst and Flushing compete.
• Changes in consumer spending, borrowing, and saving habits.
• Slowdowns in securities trading or shifting demand for security trading products.
• Impact of pandemics and other catastrophic events on the global economy, financial markets, and business operations.
• Legislative or regulatory changes, and changes in U.S. trade policies.
• Impact of operating in a highly competitive industry and reliance on third-party service providers.
• Competition in retaining key employees.
• Risks related to data security and privacy, including breaches, cyberattacks, misconduct, malware, ransomware, physical security breaches, and natural disasters.
• Changes to accounting principles and guidelines.
• Potential litigation relating to the proposed transaction against either company or their directors and officers.
• Volatility in the trading price of OceanFirst's or Flushing's securities.
• Ability to implement business plans, forecasts, and expectations after the transaction, and realize additional opportunities.
• The transaction may be more expensive to complete than anticipated due to unexpected expenses or events.
• Anticipated benefits of the transaction may not be realized when expected or at all, due to integration problems or economic/competitive factors.
• Dilution caused by OceanFirst's issuance of additional shares of its capital stock in connection with the transaction.

Future Outlook

The combined entity is expected to become a scaled, high-performing regional bank with enhanced profitability, expanded market presence in attractive New Jersey, Long Island, and New York markets, and a diversified loan portfolio. Management anticipates significant value creation by leveraging OceanFirst's robust products and services through Flushing's established distribution channels, with clear opportunities for balance sheet optimization, deeper customer relationships, increased market penetration, and accelerated growth initiatives. The strategic investment from Warburg Pincus is expected to further support these growth plans.

Management Comments

• Christopher Maher, Chairman and CEO of OceanFirst, stated, 'This acquisition represents a natural extension of our proven growth strategy. We are bringing together two highly complementary organizations, leveraging Flushing's 95+ year distribution channel in Long Island and New York alongside OceanFirst's relationship-driven business model and robust products and services.'
• Maher also noted, 'We share a disciplined credit philosophy and long-term commitment to the communities we serve and are highly confident that this combination will enable us to better support our customers and deliver meaningful value for shareholders.'
• John Buran, President and CEO of Flushing, commented, 'We are excited to partner with OceanFirst, an organization that shares our values and long-term vision. This transaction creates meaningful opportunities for our clients, employees, and communities while preserving the relationship-focused culture that has defined our bank for nearly a century.'
• Buran added, 'We look forward to taking the next step in our journey with OceanFirst and for our shareholders to participate in the future upside resulting from creating a scaled, more profitable franchise together.'
• Todd Schell, Managing Director at Warburg Pincus, remarked, 'This combination marries OceanFirst's scalable platform and robust product suite with Flushing's distribution network and deep customer relationships. We have known both franchises for a long time – they share an underlying culture and philosophy and are complementary in ways that unlock strategic value for the combined entity. This is a natural combination that can produce strong returns for shareholders.'

Industry Context

This merger creates a significant regional banking franchise with $23 billion in assets, strategically expanding OceanFirst's footprint into the highly attractive, deposit-rich markets of Long Island and New York City. The combination leverages Flushing's deep local roots and distribution network with OceanFirst's broader product offerings and digital capabilities, positioning the new entity to compete more effectively against larger institutions and capture market share in a competitive banking landscape. The substantial equity investment from Warburg Pincus underscores confidence in the regional banking sector's consolidation potential and the strategic rationale of this particular combination.

Comparison to Industry Standards

• The pro forma company's estimated 2027 ROATCE of 13% is significantly higher than the bottom quartile of the Nasdaq Regional Banking Index (KRX) at 7.2% and approaches the top quartile, indicating strong expected profitability relative to peers.
• The estimated 2027 ROAA of 1.00% for the combined entity also shows a meaningful improvement over OceanFirst's standalone 3Q25A ROAA of 0.77%, suggesting enhanced asset utilization compared to industry averages.
• The projected 2027 Net Interest Margin (NIM) of 3.2% for the combined company represents an improvement over OceanFirst's 3Q25A standalone NIM of 2.91%, indicating better interest income generation in line with or exceeding competitive benchmarks.
• The estimated 2027 Non-Interest Expense to Average Assets of 1.7% for the pro forma company is an improvement from OceanFirst's 3Q25A standalone of 1.98%, suggesting enhanced operational efficiency compared to industry standards.

Management Changes

Corporate Governance

Stakeholder Impact

• Shareholders of OceanFirst: Expected to benefit from significant EPS accretion (16% by 2027) and a strong internal rate of return (24%), despite initial tangible book value dilution (6%) with a 3.1-year earnback.
• Shareholders of Flushing: Will receive 0.8500 shares of OceanFirst common stock for each Flushing share, participating in the future upside of the scaled, more profitable combined entity.
• Employees: Significant talent retention is planned within client-facing roles from Flushing to support OceanFirst's continued expansion, though overall integration may lead to some role changes.
• Customers: Expected to benefit from a broader range of products and services, enhanced digital capabilities, and an expanded branch network across New Jersey, Long Island, and New York City.
• Communities: The combined entity will maintain a long-term commitment to the communities served, including a $5 million one-time community charitable contribution.

Next Steps

• OceanFirst intends to file a registration statement on Form S-4 with the SEC, which will include a preliminary joint proxy statement/prospectus.
• After the registration statement is declared effective, OceanFirst and Flushing will mail a definitive joint proxy statement/prospectus to their respective stockholders.
• Both OceanFirst and Flushing stockholders must approve the proposed transaction.
• The transaction is contingent on customary regulatory approvals.
• OceanFirst will conduct a live conference call and webcast on December 30, 2025, at 8:00 a.m. ET to discuss the transaction.

Key Dates

Recommendation

The merger between OceanFirst and Flushing Financial, coupled with a substantial Warburg Pincus investment, presents a compelling 'strong buy' opportunity. The transaction is projected to deliver significant financial benefits, including 16% EPS accretion and a 24% IRR by 2027, alongside enhanced ROATCE and ROAA. The strategic rationale is robust, creating a scaled regional bank with expanded market reach in attractive, deposit-rich areas. While there is initial tangible book value dilution, the quick earnback period of 3.1 years mitigates this concern. The thorough due diligence, conservative credit marks, and the backing of a sophisticated investor like Warburg Pincus further de-risk the transaction, positioning the combined entity for strong future performance and value creation for shareholders.

Keywords

Merger, Acquisition, Regional Bank, Financial Services, Banking, Warburg Pincus, Equity Investment, New York, Long Island, Corporate Governance, SEC Filing, Form 8-K