NB Bancorp, Inc. (NBBK)

Typically moves ±3.46% on earnings
EARNINGS ANALYTICS
event_upcoming Next Earnings: 2026-10-26 HIGH CONFIDENCE
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Across 11 earnings reports since Feb 29, 2024, NB Bancorp, Inc. (NBBK) has a clear post-earnings pattern. It moves ±3.46% on average after reporting and finishes higher 81.8% of the time. Its largest post-earnings gain was +5.79% (Jul 22, 2026) and its largest decline was -10.68% (Apr 22, 2026). The next earnings report is predicted for 2026-10-26 (high confidence).

Earnings reactions

How NBBK moved on each past earnings report.

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Earnings Impact

Total Earnings

11

Avg Abs. Movement

±3.46%

Positive %

81.8%

Negative %

18.2%

Historical Earnings Statistics

Date Timing Earnings move SEC Filing
Jul 22, 2026 ☽ POST +5.79% open_in_new
Apr 22, 2026 ☽ POST -10.68% open_in_new
Jan 22, 2026 ☽ POST -1.26% open_in_new
Oct 22, 2025 ☽ POST +2.07% open_in_new
event

Earnings Count

11

Total earnings in dataset

trending_up

Avg Abs. Movement

±3.46%

Avg % price change on earnings

description

SEC Filings

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Browse all SEC filings

account_balance

Institutional ownership

Holdings as of Jun 30, 2026 · SEC 13-F

View all 20 →
20
Funds holding
$139608702
Total value held
Buying
14 added · 5 reduced
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SEC Filing Types

Recent SEC Filings

10 most recent
Form Date Filed View on EDGAR
8-K 20260722 open_in_new SEC.gov
11-K 20260625 open_in_new SEC.gov
8-K 20260521 open_in_new SEC.gov
4 20260518 open_in_new SEC.gov
4/A 20260515 open_in_new SEC.gov
4/A 20260515 open_in_new SEC.gov
4/A 20260515 open_in_new SEC.gov
4/A 20260515 open_in_new SEC.gov
4/A 20260515 open_in_new SEC.gov
4/A 20260515 open_in_new SEC.gov

Frequently asked about NBBK earnings

When does NB Bancorp, Inc. report earnings next? expand_more

NB Bancorp, Inc. (NBBK)'s next earnings date is predicted (high confidence) for 2026-10-26. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.

How much does NBBK stock move after earnings? expand_more

Over 11 reports, NBBK has moved an average of ±3.46% the session after earnings, closing higher 81.8% of the time.

What was NBBK's biggest post-earnings move? expand_more

NBBK's largest post-earnings gain on record was +5.79% on Jul 22, 2026, and its largest decline was -10.68% on Apr 22, 2026.

Where can I find NB Bancorp, Inc.'s SEC filings? expand_more

All of NB Bancorp, Inc.'s SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.

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