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NB Bancorp, Inc. SEC Filings

NBBK NASDAQ

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.

Our SEC filing database is enhanced with expert analysis from Rhea-AI, providing insights into the potential impact of each filing on NB Bancorp's stock performance. Each filing includes a concise AI-generated summary, sentiment and impact scores, and end-of-day stock performance data showing the actual market reaction. Navigate easily through different filing types including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, proxy statements (DEF 14A), and Form 4 insider trading disclosures.

Designed for fundamental investors and regulatory compliance professionals, our page simplifies access to critical SEC filings. By combining real-time SEC filing updates, Rhea-AI's analytical insights, and historical stock performance data, we provide comprehensive visibility into NB Bancorp's regulatory disclosures and financial reporting.

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Henkin Kevin reported acquisition or exercise transactions in this Form 4 filing.

NB Bancorp, Inc. executive vice president and chief credit officer Kevin Henkin received a grant of 6,874 shares of common stock on February 25, 2026 as a restricted stock award at no cost. These restricted shares vest in equal installments of 33 1/3% per year starting on February 25, 2027.

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Richardson Matthew reported acquisition or exercise transactions in this Form 4 filing.

NB Bancorp, Inc. executive Matthew Richardson reported an award of common stock under the company’s equity compensation program. He received 13,749 shares of restricted common stock at a price of $0.00 per share, increasing his directly held common stock to 13,749 shares.

The restricted shares vest in stages, with 33 1/3% of the award vesting each year starting on February 25, 2027. This means the grant is intended as long‑term incentive compensation that fully vests over three years if service-based conditions are met.

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NB Bancorp, Inc. SEVP and CFO Jean-Pierre Lapointe reported an equity award of 13,749 shares of common stock on this Form 4. The shares were acquired as a grant/award at a stated price of $0.00 per share, increasing his directly held common stock to 109,331 shares after the transaction.

These new shares are restricted stock that vest in three equal installments of 33 1/3% per year starting on February 25, 2027. The filing also shows indirect holdings through a 401(k) plan and an ESOP, with 4,018 and 1,779 shares of common stock, respectively, following the reported date.

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NB Bancorp, Inc. executive Christine Roberts, SEVP and COO, reported acquiring 13,749 shares of common stock through a restricted stock award at a price of $0 per share. These restricted shares vest at a rate of 33 1/3% per year starting on February 25, 2027.

Following this grant, Roberts directly holds a total of 74,670 common shares, which includes earlier restricted stock awards that vest at 20% per year commencing on April 24, 2026. These awards represent equity-based compensation rather than open-market purchases.

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Daley James B. reported acquisition or exercise transactions in this Form 4 filing.

NB Bancorp, Inc. reported that executive vice president James B. Daley received a grant of 6,874 shares of common stock as a restricted stock award. The shares vest in installments of 33 1/3% per year starting on February 25, 2027. The filing also notes additional indirect common stock holdings in a 401(k) plan and an ESOP, which are reflected as position updates rather than new reportable transactions.

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Maiona Stephanie reported acquisition or exercise transactions in this Form 4 filing.

NB Bancorp, Inc. executive Stephanie Maiona reported receiving a grant of 6,874 shares of restricted common stock. These shares vest in equal installments of 33 1/3% per year starting on February 25, 2027. Following this grant, she directly holds 6,874 shares, with additional indirect holdings through a 401(k) plan and an ESOP.

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Needham Bank Employee Stock Ownership Plan Trust reported beneficial ownership of 3,416,458 shares of NB Bancorp, Inc. common stock, representing 7.5% of the class. The trust has sole voting power over 3,074,812 shares and shared voting power over 341,646 shares. It has sole dispositive power over all 3,416,458 shares and no shared dispositive power.

The securities are held by the employee stock ownership plan in the ordinary course of business and are not held for the purpose of changing or influencing control of NB Bancorp, according to the certification.

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NB Bancorp, Inc., the parent company of Needham Bank, filed a current report to note that it made an investor slide presentation available at an in-person bank investor meeting. The materials provide information about the company’s operations and financial performance.

The slide deck, dated February 4, 2026, is furnished as Exhibit 99.1 to this report and incorporated by reference, allowing investors to review the same information presented at the meeting.

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The Vanguard Group reports beneficial ownership of 2,301,034 shares of NB Bancorp Inc common stock, representing 5.02% of the class as of 12/31/2025.

Vanguard has shared voting power over 294,807 shares and shared dispositive power over all 2,301,034 shares, with no sole voting or dispositive power. The holdings are held for clients in the ordinary course of business, and Vanguard states they are not intended to change or influence control of NB Bancorp.

Vanguard also notes an internal realignment effective January 12, 2026, after which certain subsidiaries or business divisions are expected to report beneficial ownership separately while pursuing the same investment strategies as before.

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NB Bancorp, Inc. director Mary Susan Elliott reported open-market purchases of the company’s common stock. On January 24, 2025, she bought 10,000 shares at $18.72 each, bringing her directly held position to 115,761 shares, including restricted stock that vests 20% annually starting April 24, 2026 and a grant vesting 100% on January 2, 2027. On May 2, 2025, an additional 1,434 shares were acquired at $21.39 per share and are held indirectly through her spouse.

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FAQ

How many NB Bancorp (NBBK) SEC filings are available on StockTitan?

StockTitan tracks 90 SEC filings for NB Bancorp (NBBK), including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and Form 4 insider trading disclosures. Each filing includes AI-generated summaries, impact scoring, and sentiment analysis.

When was the most recent SEC filing for NB Bancorp (NBBK)?

The most recent SEC filing for NB Bancorp (NBBK) was filed on February 27, 2026.