NB Bancorp SEC Filings

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.

NB Bancorp, Inc. (Needham) filed an 8-K noting a joint press release with Provident Bancorp about Needham’s proposed acquisition of Provident, originally announced on June 5, 2025. The press release is furnished as Exhibit 99.1.

The filing includes a forward‑looking statements caution highlighting risks that could affect completion and outcomes, including changes in economic conditions, interest rate movements, regulatory actions, and competitive dynamics. It also lists transaction‑specific risks such as failure to satisfy closing conditions, potential termination rights, integration challenges, and potential dilution from issuing additional shares in connection with the transaction.

NB Bancorp, Inc. (NBBK) filed an 8-K disclosing procedural details about an upcoming shareholder election tied to a material event. The filing states an Election Deadline will occur on November 7, 2025, with an earlier deadline of October 31, 2025 for shares held through the Provident ESOP and 401(k) plans. The company and Needham will announce the definitive Election Deadline at least five but not more than fifteen business days before that date. The 8-K also references a October 8, 2025 press release and attached election materials and interactive cover page data.

Christopher R. Lynch, a director of NB Bancorp, Inc. (NBBK), reported an insider transaction dated 09/16/2025. The filing shows a sale of 600 shares of common stock for $0 (reported price $0), leaving Mr. Lynch with 92,562 shares held directly and an additional 60,000 shares held indirectly through an IRA. The filing notes 60,000 IRA holdings and that included restricted shares vest at 20% per year beginning April 24, 2026. The Form 4 was signed under power of attorney on 09/18/2025.

Kenneth C. Montgomery, a director of NB Bancorp, Inc. (NBBK), purchased 5,000 shares of the company's common stock on 09/12/2025 at a reported price of $18.44 per share, increasing his total beneficial ownership to 80,337 shares. The reported total includes restricted stock that vests at a rate of 20% per year beginning on April 24, 2026, indicating portions of the holdings are subject to future vesting rather than immediate sale.

The Form 4 reports a direct acquisition and shows no derivative transactions or dispositions. The filing was submitted under power of attorney on behalf of the reporting person.

Christopher R. Lynch, a director of NB Bancorp, Inc. (NBBK), reported a non-cash disposition on 09/09/2025. The filing shows 600 shares of Common Stock were disposed of under transaction code G (a gift) at a reported price of $0. After the reported transaction, Mr. Lynch directly beneficially owns 93,762 shares and indirectly owns 60,000 shares through an IRA.

The form notes restricted stock holdings that begin vesting at 20% per year starting April 24, 2026. The Form 4 was signed by a power of attorney on behalf of the reporting person on 09/11/2025.

Darcey William, a director of NB Bancorp, Inc. (NBBK), reported purchases of company common stock executed on 08/11/2025. The filing shows a purchase of 4,861 shares at $17.30 and a separate purchase of 139 shares at $17.29. The report lists beneficial ownership following those transactions as 80,237 and 75,376 shares respectively, reported as direct holdings, and also discloses 80,000 shares held indirectly through an IRA. The filing includes a footnote that restricted shares vest at 20% per year beginning April 24, 2026.

NB Bancorp (NBBK) delivered robust Q2-25 results. Net interest income rose 21% YoY to $47.0 m as loan yields outpaced a modest 1% rise in funding costs. Provision expense fell 14%, supporting a 25% jump in net interest income after provisions to $43.8 m. Non-interest income climbed 40% to $4.2 m, partially offset by an 12% rise in operating expenses. Pretax income advanced 58% to $18.7 m and net income surged 54% to $14.6 m; diluted EPS increased to $0.39 from $0.24. For the first six months, earnings are up 50% to $27.2 m (EPS $0.72).

The balance sheet expanded modestly: assets +1% since YE-24 to $5.23 bn, with net loans up 5% to $4.50 bn. Core deposits grew 4% while higher-cost brokered deposits fell 18%, improving funding mix. The allowance for credit losses increased to 0.94% of loans (up 6 bp). Liquidity remains ample with $258.7 m in cash equivalents, although cash declined $105 m due to loan growth and share repurchases.

Shareholder returns were active: 3.2 m shares repurchased YTD, cutting outstanding shares 5% and equity 4% to $737 m. Tangible book value fell roughly 4% but equity still represents 14.1% of assets. Strategic catalyst: a $211.8 m all-stock acquisition of Provident Bancorp (BankProv) announced 5 Jun 2025, expected to close in Q4-25 subject to approvals. Management continues to qualify as an Emerging Growth Company and has adopted CECL.