NB Bancorp, Inc.

NBBK

NB Bancorp, Inc.

NBBK

Insider Sentiment (TTM):

Last Purchase:2026-05-15Last Sale:-Shares Purchased (TTM):50,688Shares Sold (TTM):0

Institutional Sentiment:

As of:2026-03-31Institutional Shares Owned:22,419,710Shares Outstanding:40,969,748Institutional Ownership Pct.:54.72%

Earnings Market Reaction:

Filing Date:2026-05-08Price on Filing Date:N/APrevious Close:N/A% Change:N/A

Companies in Savings Institutions, Not Federally Chartered

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Financial Statements

10‑Q10‑K

Values in Millions ($)	2026-03-31	2025-12-31	2025-09-30	2025-06-30	2025-03-31	2024-12-31	2024-09-30	2024-06-30	2024-03-31	2023-12-31	2023-09-30
Cash And Due From Banks	328	326	198	157	201	211	148	170	164	90	102
Federal Funds Sold	48	82	98	102	112	153	169	159	151	182	31
Cash Cash Equivalents And Federal Funds Sold	375	408	295	259	313	364	317	329	315	273	134
Available For Sale Securi…
Debt Securities Available For Sale Excluding Accru…	277	269	231	235	235	228	203	205	207	189	197
Loans Held For Sale Fair Value Disclosure	64	66	-	-	-	0	-	-	-	-	-
Financing Receivable Excluding Accrued Interest Be…	6,210	5,986	4,716	4,541	4,465	4,333	4,249	4,097	3,955	3,889	-
Financing Receivable Allowance For Credit Loss Exc…	-80	-87	-43	-43	-38	-39	-38	-38	-34	-32	-32
Financing Receivable Excluding Accrued Interest Af…	6,130	5,899	4,673	4,499	4,426	4,294	4,211	4,059	3,920	3,857	3,683
Assets
Assets	7,226	7,006	5,442	5,227	5,242	5,158	5,003	4,805	4,650	4,533	4,232
Interest Receivable	27	25	21	20	20	20	19	19	18	17	16
Property Plant And Equipment Net	47	46	34	34	34	35	35	35	35	36	36
Federal Home Loan Bank Stock	-	-	-	-	-	-	7	5	4	15	18
Federal Reserve Bank Stock	-	-	-	-	-	-	12	11	10	10	10
Bank Owned Life Insurance	111	104	56	56	104	103	102	51	51	51	50
Prepaid Expense And Other Assets	68	68	58	58	56	59	75	55	56	53	65
Income Tax Receivable	-	-	-	-	-	-	-	-	-	-	0
Goodwill	19	19	-	-	-	0	-	-	-	-	-
Finite Lived Intangible Assets Net	18	19	-	-	-	1	-	-	-	-	-
Deferred Income Tax Assets Net	50	49	29	30	30	30	17	19	19	19	12
Liabilities And Stockhold…
Deposits
Deposits	6,097	5,854	4,566	4,268	4,327	4,178	4,043	3,918	3,772	3,387	3,437
Interest Bearing Domestic Deposit Brokered	570	536	389	254	309	310	-	-	-	184	-
Advance Payments By Borrowers For Taxes And Insura…	5	5	5	4	4	5	4	4	4	4	4
Advances From Federal Home Loan Banks	190	196	41	128	91	121	116	61	61	283	346
Accrued Liabilities And Other Liabilities	71	71	73	68	60	66	70	58	61	81	65
Liabilities	6,384	6,147	4,705	4,489	4,503	4,393	4,255	4,061	3,916	3,775	3,866
Preferred Stock Value	-	-	0	0	0	-	0	0	0	-	-
Common Stock Value	0	0	0	0	0	0	0	0	0	0	-
Additional Paid In Capital	433	459	343	359	377	417	417	417	417	417	-
Stockholders Equity
Stockholders Equity	843	859	737	737	740	765	747	744	734	758	366
Unearned E S O P Shares	-42	-42	-43	-44	-44	-45	-45	-46	-47	-14	-
Retained Earnings Accumulated Deficit	457	445	440	428	413	400	383	384	375	366	380
Accumulated Other Comprehensive Income Loss Net Of…	-6	-3	-3	-6	-6	-8	-7	-11	-12	-12	-14
Liabilities And Stockholders Equity	7,226	7,006	5,442	5,227	5,242	5,158	5,003	4,805	4,650	4,533	4,232
Preferred Stock Par Or Stated Value Per Share	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01	-
Preferred Stock Shares Authorized	5	5	5	5	5	5	5	5	5	5	-
Preferred Stock Shares Issued	0	0	0	0	0	0	0	0	0	0	-
Preferred Stock Shares Outstanding	0	0	0	0	0	0	0	0	0	0	-
Common Stock Par Or Stated Value Per Share	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01	-
Common Stock Shares Authorized	120	120	120	120	120	120	120	120	120	120	-
Common Stock Shares Issued	45	46	40	41	41	43	43	43	43	43	-
Shares Outstanding	45	46	40	41	41	43	43	43	43	43	-

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10‑Q10‑K

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Interactive Financial Visualizations

10‑Q10‑K

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Earnings Market Reaction

10‑Q10‑K

Fiscal Year	Q1 1 Month	Q1 2 Month	Q1 3 Month	Q2 1 Month	Q2 2 Month	Q2 3 Month	Q3 1 Month	Q3 2 Month	Q3 3 Month	Q4 1 Month	Q4 2 Month	Q4 3 Month
2026	-0.45%	5.86%	11.48%	-	-	-	-	-	-	-	-	-
2025	-3.33%	2.01%	5.91%	10.34%	5.90%	4.32%	5.78%	11.23%	10.15%	-5.51%	-8.20%	-8.06%
2024	-2.58%	-2.84%	20.23%	10.47%	7.31%	5.03%	0.20%	-8.71%	-5.42%	3.07%	-6.25%	-7.95%
2023	-	-	-	-	-	-	-	-	-	-0.44%	16.76%	6.66%
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Performance and Valuation Metrics

Metrics	2026-03-31	2025-12-31	2025-09-30	2025-06-30	2025-03-31	2024-12-31	2024-09-30	2024-06-30	2024-03-31	2023-12-31	2023-09-30
Leverage & Debt
Interest Coverage TTM	-0.66	-0.64	-0.58	-0.59	-0.61	-0.23	0.31	0.74	-	-	-
Per Share Metrics
Diluted EPS TTM	1.27	1.34	1.64	1.36	1.19	1.07	0.71	0.71	-	-	-
Free Cash Flow Per Share TTM	1.78	1.53	2.28	1.75	1.62	1.05	0.85	1.58	-	-	-
Dividend Per Share TTM	0.21	0.15	0.08	0.00	0.00	0.00	0.00	0.00	-	-	-
Margin Metrics
Gross Profit Margin TTM	60.01%	58.81%	57.43%	56.27%	55.15%	55.11%	57.40%	57.84%	-	-	-
Operating Profit Margin TTM	20.27%	21.19%	23.93%	22.89%	21.27%	20.04%	10.48%	9.91%	-	-	-
Net Profit Margin TTM	14.44%	14.98%	18.44%	16.53%	15.31%	14.41%	7.38%	7.74%	-	-	-
Growth Metrics
Net Revenue Growth (1Y)	21.05%	14.78%	-16.49%	-14.27%	-	-	-	-	-	-	-
Net Income Growth (1Y)	14.16%	19.34%	108.67%	83.10%	-	-	-	-	-	-	-
EPS Growth (1Y)	7.99%	25.66%	131.78%	93.43%	-	-	-	-	-	-	-
Valuation Metrics
P/E TTM	16.34	14.64	10.61	12.78	14.97	16.63	25.76	20.87	-	-	-
P/B TTM	1.02	0.86	0.84	0.89	0.93	0.92	0.96	0.78	0.73	0.73	-
P/S TTM	2.36	2.19	1.96	2.11	2.29	2.40	1.90	1.62	-	-	-
Market Cap	860.23M	736.56M	617.76M	654.60M	690.15M	701.06M	718.63M	583.88M	534.29M	556.94M	-
Enterprise Value	484.88M	328.96M	322.38M	395.90M	376.71M	337.20M	401.58M	254.94M	219.26M	284.35M	-
Calculated Values
Free Cash Flow TTM	72.84M	57.38M	80.59M	65.05M	62.77M	41.25M	33.51M	62.17M	-	-	-
Net Debt	-375.36M	-407.60M	-295.38M	-258.70M	-313.45M	-363.86M	-317.05M	-328.94M	-315.03M	-272.59M	-133.83M
Per-Share and Margin
EPS TTM
Adjusted EPS TTM
Cash Flow Per Share TTM
Pretax Margin TTM
Stock Comp to Revenue TTM
Turnover Ratios and Averages
Average Assets
Average Equity
Average Inventory
Average Receivables
Average Accounts Payables
Inventory Turnover TTM
Payables Turnover TTM
Days Inventory Outstanding TTM
Days Payables Outstanding TTM
Cash Conversion Cycle TTM
Working Capital to Revenue
Deferred Revenue to Revenue
Growth Rates
Total Assets Growth (1Y)
Total Assets Growth (3Y)
Total Assets Growth (5Y)
Dividends Paid Growth (1Y)
Dividends Paid Growth (3Y)
Dividends Paid Growth (5Y)
EPS Growth (3Y)
EPS Growth (5Y)
Net Income Growth (3Y)
Net Income Growth (5Y)
Net Profit Margin Growth (1Y)
Net Profit Margin Growth (3Y)
Net Profit Margin Growth (5Y)
Net Revenue Growth (3Y)
Net Revenue Growth (5Y)
Deferred Revenue Growth (1Y)
Retained Earnings Growth (1Y)
Credit, Liquidity, Returns, Payout
Cash Ratio
Net Working Capital
Debt to EBITDA TTM
Net Debt to EBITDA TTM
Net Debt to Equity
Altman A
Altman B
Altman C
Altman D
Altman E
Altman Z-Score
ROA TTM
ROE TTM
NOPAT TTM
ROIC TTM
Effective Tax Rate TTM
Payout Ratio TTM
Dilution Ratio
Retained Earnings to Equity
Treasury Stock to Equity
Treasury Stock Change (1Y)
Accrued to Current Liabilities
Valuation Ratios
P/CF TTM
Dividend Yield TTM
Free Cash Flow Yield TTM
EV EBITDA TTM
EV EBIT TTM
Stock Compensation TTM
Adjusted Net Income TTM
Billings TTM
Total Debt
Invested Capital

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Insider Transactions

2026-05-15Purchase

Owner: Campanelli, Joseph P

Title: President & CEO

Shares: 3,000

Price/Share: $19.19

Value: $57,570.00

Shares Owned: 377,790

Relationship: Director,Officer,Other

Ownership: Direct

2026-04-24Purchase

Owner: Campanelli, Joseph P

Title: President & CEO

Shares: 2,500

Price/Share: $19.44

Value: $48,600.00

Shares Owned: 374,790

Relationship: Director,Officer,Other

Ownership: Direct

2026-04-24Purchase

Owner: Pascucci, Hope

Title: -

Shares: 20,000

Price/Share: $19.46

Value: $389,200.00

Shares Owned: 142,402

Relationship: Director

Ownership: Direct

2026-03-19Purchase

Owner: Campanelli, Joseph P

Title: President & CEO

Shares: 2,500

Price/Share: $20.16

Value: $50,400.00

Shares Owned: 396,661

Relationship: Director,Officer,Other

Ownership: Direct

2026-03-09Purchase

Owner: Lapointe, Jean-Pierre

Title: SEVP and CFO

Shares: 1,000

Price/Share: $20.42

Value: $20,420.00

Shares Owned: 110,331

Relationship: Officer

Ownership: Direct

Filed Date	Owner	Relationship	Title	Ownership	Purchase/Sale	No. Shares	Price Per Share	Value	Shares Owned	Document Type
2026-05-15	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Direct	Purchase	3,000	19.19	$57,570.00	377,790	4
2026-04-24	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Direct	Purchase	2,500	19.44	$48,600.00	374,790	4
2026-04-24	Pascucci, Hope	Director	-	Direct	Purchase	20,000	19.46	$389,200.00	142,402	4
2026-03-19	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Direct	Purchase	2,500	20.16	$50,400.00	396,661	4
2026-03-09	Lapointe, Jean-Pierre	Officer	SEVP and CFO	Direct	Purchase	1,000	20.42	$20,420.00	110,331	4
2026-03-06	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Indirect	Purchase	5,000	20.78	$103,900.00	47,000	4/A
2025-12-19	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	2,000	20.87	$41,740.00	26,566	4
2025-10-28	Pascucci, Hope	Director	-	Direct	Purchase	4,688	18.07	$84,712.16	120,000	4
2025-09-12	Montgomery, Kenneth C.	Director	-	Direct	Purchase	5,000	18.44	$92,200.00	80,337	4
2025-08-11	Darcey, William	Director	-	Direct	Purchase	5,000	17.30	$86,500.00	80,237	4
2025-07-25	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	500	18.39	$9,195.00	24,566	4
2025-06-09	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Direct	Purchase	2,000	16.24	$32,480.00	331,146	4
2025-06-09	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	1,000	16.29	$16,290.00	24,066	4
2025-05-02	Elliott, Mary Susan	Director	-	Indirect	Purchase	1,434	21.39	$30,673.26	1,434	4
2025-04-29	Orfanello, Francis	Director	-	Direct	Purchase	5,000	17.09	$85,450.00	130,237	4
2025-03-18	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	500	18.74	$9,370.00	23,066	4
2025-03-11	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Direct	Purchase	2,000	17.75	$35,500.00	55,000	4
2025-01-24	Lapointe, Jean-Pierre	Officer	EVP and CFO	Direct	Purchase	900	18.85	$16,965.00	4,200	4
2025-01-24	Pascucci, Hope	Director	-	Direct	Purchase	40,000	18.53	$741,200.00	40,075	4
2024-11-19	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	500	19.91	$9,955.00	22,566	4
2024-09-19	Montgomery, Kenneth C.	Director	-	Direct	Purchase	100	18.62	$1,862.00	100	4
2024-09-19	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	500	18.73	$9,365.00	22,066	4
2024-08-26	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	500	18.87	$9,435.00	21,566	4
2024-08-05	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Direct	Purchase	3,000	16.44	$49,320.00	53,000	4
2024-08-02	Lapointe, Jean-Pierre	Officer	EVP and CFO	Direct	Purchase	3,000	17.49	$52,470.00	3,300	4
2024-05-16	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	1,000	15.71	$15,710.00	21,066	4
2024-05-08	Lapointe, Jean-Pierre	Officer	EVP and CFO	Indirect	Purchase	3,095	15.05	$46,579.75	3,124	4
2024-04-29	Rinaldi, Salvatore J	Officer	EVP and COO	Direct	Purchase	6,900	14.50	$100,050.00	21,319	4
2024-04-26	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Direct	Purchase	15,000	14.58	$218,700.00	45,000	4
2024-03-19	Nolan, Joseph R Jr	Director	-	Direct	Purchase	10,000	13.50	$135,000.00	10,100	4
2024-03-11	Lapointe, Jean-Pierre	Officer	EVP and CFO	Direct	Purchase	200	13.80	$2,760.00	300	4
2024-03-08	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Direct	Purchase	4,000	13.85	$55,400.00	30,000	4/A
2024-03-06	Jackson, Angela	Director	-	Direct	Purchase	3,540	13.99	$49,524.60	3,616	4
2024-03-05	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	2,500	13.96	$34,900.00	20,066	4
2024-03-04	Orfanello, Francis	Director	-	Indirect	Purchase	7,500	14.01	$105,075.00	7,500	4
2024-03-04	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	2,500	14.09	$35,225.00	17,566	4
2024-03-01	Campanelli, Joseph P	Director,Officer,Other	President & CEO	Direct	Purchase	26,000	13.93	$362,180.00	26,000	4
2024-01-11	Ayoub, Paul J.	Director	-	Direct	Purchase	70	13.90	$973.00	70	4
2024-01-11	Nolan, Joseph R Jr	Director	-	Direct	Purchase	100	13.89	$1,389.00	100	4
2024-01-05	Evangelista, Paul A	Officer	EVP, Dir Spec. Bank. Ctr.	Direct	Purchase	15,000	13.60	$204,000.00	15,066	4
2024-01-04	Raza, Muhammad	Director	-	Indirect	Purchase	3,706	13.50	$50,031.00	3,706	4
2024-01-02	Jackson, Angela	Director	-	Direct	Purchase	76	13.25	$1,007.00	76	4
2023-12-28	Lynch, Christopher R.	Director	-	Direct	Purchase	125	14.04	$1,755.00	19,125	4
2023-12-28	Pascucci, Hope	Director	-	Direct	Purchase	75	13.71	$1,028.25	75	4
2023-12-28	Ayoub, Paul J.	Director	-	Indirect	Purchase	5,000	14.00	$70,000.00	5,000	4
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Institutional Ownership

No data available for chart

2026-03-31

54.72%

Inst. Shares: 22,419,710

Shares Outstanding: 40,969,748

2025-12-31

57.85%

Inst. Shares: 21,642,390

Shares Outstanding: 37,409,219

2025-09-30

54.10%

Inst. Shares: 19,137,231

Shares Outstanding: 35,372,205

2025-06-30

49.94%

Inst. Shares: 18,574,919

Shares Outstanding: 37,191,460

2025-03-31

47.01%

Inst. Shares: 18,220,428

Shares Outstanding: 38,755,746

Date	Institutional Shares Owned	Shares Outstanding	Institutional Ownership %
2026-03-31	22,419,710	40,969,748	54.72%
2025-12-31	21,642,390	37,409,219	57.85%
2025-09-30	19,137,231	35,372,205	54.10%
2025-06-30	18,574,919	37,191,460	49.94%
2025-03-31	18,220,428	38,755,746	47.01%
2024-12-31	17,924,056	39,389,829	45.50%
2024-09-30	18,598,982	39,289,271	47.34%
2024-06-30	16,518,355	39,289,271	42.04%
2024-03-31	9,454,131	39,689,644	23.82%
2023-12-31	2,037,892	42,018,229	4.85%
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NB Bancorp, Inc. (NBBK) — SEC Financial Statements & Analysis

NB Bancorp, Inc. (NBBK) is a savings institutions, not federally chartered company. NB Bancorp, Inc. trades on Nasdaq as: NBBK. Based on its latest SEC filing (Form 10-Q, period ending 2026-03-31), NB Bancorp, Inc. reported a 21.05% year-over-year revenue growth, a Gross Profit Margin of 60.01% (TTM), a Price-to-Sales (P/S) ratio of 2.36x (TTM), a Price-to-Book (P/B) ratio of 1.02 (TTM), at a market cap of $860.23M. Figures below are sourced from SEC EDGAR, as-filed.

Net Revenue TTM Growth 1Y: 21.05%
Gross Profit Margin TTM: 60.01%
P/S TTM: 2.36x
P/B TTM: 1.02
Market Cap: $860.23M

Data as of 2026-03-31 · Source: SEC EDGAR

Frequently Asked Questions

What industry is NB Bancorp, Inc. in?

NB Bancorp, Inc. (NBBK) operates in the Savings Institutions, Not Federally Chartered industry.

What is NBBK's market cap?

NB Bancorp, Inc. (NBBK) has a market capitalization of $860.23M as of 2026-03-31.

What is NBBK's P/E ratio?

NB Bancorp, Inc. (NBBK)'s trailing twelve month P/E ratio is 16.34x as of 2026-03-31.

What exchange does NBBK trade on?

NB Bancorp, Inc. (NBBK) trades on the Nasdaq.

NB Bancorp, Inc. (NBBK) — SEC Financial Statements & Analysis

Frequently Asked Questions

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