Welcome to our dedicated page for NB Bancorp SEC filings (Ticker: NBBK), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
NB Bancorp, Inc. (NBBK) SEC Filings Overview
This page provides access to NB Bancorp, Inc.’s SEC filings, which document the regulatory and financial reporting of the bank holding company for Needham Bank. As an emerging growth company with common stock listed on The Nasdaq Stock Market under the symbol NBBK, NB Bancorp files Annual Reports on Form 10-K, Quarterly Reports on Form 10-Q and Current Reports on Form 8-K, among other documents.
Through these filings, investors can review information on NB Bancorp’s loan and deposit composition, net interest income and margin, noninterest income and expenses, provision for credit losses, asset quality metrics and capital management activities. Earnings-related Form 8-K filings, for example, describe quarterly financial results, including changes in commercial real estate, multi-family, construction and land development, commercial and industrial and consumer loan portfolios, as well as updates on the allowance for credit losses, non-performing loans and net charge-offs or recoveries.
NB Bancorp also uses Form 8-K to report material events such as the adoption of share repurchase plans, the declaration of dividends and significant corporate transactions. A series of 8-K and 8-K/A filings in 2025 detail the Agreement and Plan of Merger with Provident Bancorp, Inc. and BankProv, the mailing of stock and cash election materials, the receipt of all regulatory approvals, the final proration of merger consideration and the completion of the merger transaction on November 15, 2025. These filings explain the merger structure, consideration terms, allocation and proration procedures and the treatment of Provident equity awards.
On this page, users can track such filings as they are made available through EDGAR, and AI-powered tools can help summarize lengthy documents, highlight key terms and clarify complex sections. This includes identifying major items in Form 10-K and 10-Q reports, outlining the main provisions of merger-related 8-K filings and pointing to disclosures on topics such as dividend declarations, share repurchase plans and changes in the company’s governance or board composition.
NB Bancorp (NBBK) reported final election and proration results for its acquisition of Provident Bancorp, ahead of the expected Effective Time at 12:01 a.m. (ET) on November 15, 2025. Elections were approximately 16.31% for stock, 75.33% for cash, and 8.36% no election. After proration, about 66.377% of each holder’s cash‑election shares will receive cash and about 33.623% will receive stock, while all stock‑election and non‑election shares will receive stock.
NB Bancorp estimates issuing approximately 5,944,350 shares of common stock in the merger. On a pro forma basis as of November 12, 2025, total NB Bancorp shares outstanding would be about 45,770,800. Each existing NB Bancorp share remains outstanding. The cash portion of the consideration will be funded with cash on hand.
NB Bancorp (NBBK) disclosed an insider ownership update on Form 4. On 11/10/2025, a director reported a bona fide gift of 2,725 shares at $0. After the transaction, the reporting person held 89,237 shares directly and 60,000 shares indirectly via an IRA. The direct holdings include restricted stock that vests 20% per year commencing on April 24, 2026.
NB Bancorp (NBBK) reported stronger Q3 2025 results. Net income rose to
Total assets reached
Credit metrics were stable: the allowance for credit losses stood at
NB Bancorp, Inc. furnished an investor slide presentation in connection with an in-person investors bank meeting. The materials, dated November 4, 2025, are included as Exhibit 99.1 and incorporated by reference. The presentation covers the Company’s operations and financial performance.
NB Bancorp’s common stock trades on The Nasdaq Stock Market under the symbol NBBK. The report was signed by Executive Vice President and Chief Financial Officer Jean-Pierre Lapointe.
NB Bancorp, Inc. (NBBK) reported an insider transaction on Form 4. A director recorded a gift of 600 shares of common stock on October 30, 2025 at a stated price of $0.
Following the transaction, the reporting person beneficially owned 91,962 shares directly and 60,000 shares indirectly through an IRA. The reported holdings include restricted stock that vests at 20% per year commencing on April 24, 2026.
NB Bancorp, Inc., the holding company for Needham Bank, describes its planned acquisition of Provident Bancorp, Inc. and its subsidiary BankProv under an existing Merger Agreement. The structure involves a merger of a Needham merger subsidiary into Provident, followed by a holding company merger leaving Needham as the surviving parent, and a later merger of BankProv into Needham Bank.
The company reports that on October 31, 2025, Needham and Provident issued a joint press release, furnished as Exhibit 99.1. The filing also includes extensive forward-looking statement disclosures, highlighting risks such as economic conditions, interest rate movements, competition, regulatory actions, integration challenges, potential termination of the merger agreement, legal proceedings, possible higher-than-expected transaction costs, management distraction, employee and customer reactions, dilution from new Needham shares issued in the deal, cybersecurity incidents, geopolitical events, and government shutdown effects.
NB Bancorp, Inc., the holding company for Needham Bank, filed a report describing progress on its planned acquisition of Provident Bancorp, Inc., the holding company for BankProv. The companies previously signed a Merger Agreement under which a special merger subsidiary will merge into Provident, followed by a merger of Provident into NB Bancorp and a later consolidation of BankProv into Needham Bank.
The report notes that NB Bancorp and Provident issued a joint press release on October 31, 2025 regarding the proposed merger and includes that release as an exhibit. It also provides an extensive cautionary statement explaining that any expectations about the timing, costs and benefits of the transaction are forward‑looking and subject to numerous economic, regulatory, operational and integration risks, including potential dilution from issuing additional NB Bancorp shares.
NB Bancorp, Inc. (NBBK) reported an insider transaction on Form 4. A director purchased 4,688 shares of common stock on 10/28/2025 at an average price of $18.0678 per share.
Following the trade, the director beneficially owns 120,000 shares directly and 80,000 shares indirectly held by spouse.
The holdings include restricted stock that vests at a rate of 20% per year commencing on April 24, 2026.
NB Bancorp, Inc. (NBBK) filed an amended Form 8-K noting two items: the company issued a press release announcing earnings for the quarter ended September 30, 2025, and its Board declared a quarterly cash dividend.
The dividend is $0.07 per share, payable on November 19, 2025 to stockholders of record as of November 5, 2025. The earnings details are contained in an accompanying press release included as Exhibit 99.1.
NB Bancorp, Inc. (NBBK) reported two updates. The company issued a press release announcing its earnings for the quarter ended September 30, 2025. The press release is furnished as Exhibit 99.1 and is not deemed filed under Section 18.
The Board declared a cash dividend of $0.07 per share. The dividend will be paid on November 19, 2025 to stockholders of record as of November 5, 2025. This represents a direct cash return to shareholders on the stated dates and terms.