United States Banking Services

NB Bancorp Inc (NBBK)

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Over the past 90 days, NB Bancorp Inc. has seen notable insider buying activity, with executives acquiring shares totaling $57,546.60. President and CEO Joseph P. Campanelli was the primary participant in these transactions. This activity follows a period where the stock price rose 16.3%, currently trading near its 52-week high following a positive earnings report.
Ticker: NBBK Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for NB Bancorp Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Buy 15 May 2026
Value US$1,891,276.69 | Price 148.46 | Shares 98,222 (-7.0%)
Buy 15 May 2026
Value US$2,871,037.56 | Price 292.63 | Shares 36,370 (-23.9%)
Buy 15 May 2026
Value US$4,857.60 | Price 19.20 | Shares 253 (+0.1%)
Buy 15 May 2026
Value US$9,595.00 | Price 19.19 | Shares 500 (+0.1%)
Buy 15 May 2026
Value US$14,711.06 | Price 19.18 | Shares 767 (+0.2%)
Buy 15 May 2026
Value US$1,917.96 | Price 19.18 | Shares 100 (+0.0%)
Buy 15 May 2026
Value US$7,670.00 | Price 19.18 | Shares 400 (+0.1%)
Buy 15 May 2026
Value US$2,549.61 | Price 19.17 | Shares 133 (+0.0%)
Buy 15 May 2026
Value US$9,580.00 | Price 19.16 | Shares 500 (+0.1%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-18 2026-05-15 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
98,222 -7.0%
148.46
US$1,891,277 		98,222 -7.0% 148.46 US$1,891,277
2026-05-18 2026-05-15 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
36,370 -23.9%
292.63
US$2,871,038 		36,370 -23.9% 292.63 US$2,871,038
2026-05-18 2026-05-15 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
48,167 -9.8%
402.80
US$2,778,565 		48,167 -9.8% 402.80 US$2,778,565
2026-05-18 2026-05-15 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
500 +0.1%
19.19
US$9,595 		500 +0.1% 19.19 US$9,595
2026-05-18 2026-05-15 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
767 +0.2%
19.18
US$14,711 		767 +0.2% 19.18 US$14,711
2026-05-18 2026-05-15 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
100 +0.0%
19.18
US$1,918 		100 +0.0% 19.18 US$1,918
2026-05-18 2026-05-15 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
400 +0.1%
19.18
US$7,670 		400 +0.1% 19.18 US$7,670
2026-05-18 2026-05-15 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
133 +0.0%
19.17
US$2,550 		133 +0.0% 19.17 US$2,550
2026-05-18 2026-05-15 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
500 +0.1%
19.16
US$9,580 		500 +0.1% 19.16 US$9,580
2026-04-27 2026-04-24 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
500 +0.1%
19.63
US$9,812 		500 +0.1% 19.63 US$9,812
2026-04-27 2026-04-24 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
100 +0.0%
19.47
US$1,947 		100 +0.0% 19.47 US$1,947
2026-04-27 2026-04-24 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
178 +0.0%
19.46
US$3,464 		178 +0.0% 19.46 US$3,464
2026-04-27 2026-04-24 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
722 +0.2%
19.45
US$14,043 		722 +0.2% 19.45 US$14,043
2026-04-27 2026-04-24 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
500 +0.1%
19.37
US$9,685 		500 +0.1% 19.37 US$9,685
2026-04-27 2026-04-24 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
180 +0.0%
19.34
US$3,481 		180 +0.0% 19.34 US$3,481
2026-04-27 2026-04-24 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
320 +0.1%
19.33
US$6,186 		320 +0.1% 19.33 US$6,186
2026-04-24 2026-04-24 B Purchase
2.9
Pascucci Hope
Non-Executive Director
10,000 +7.6%
19.49
US$194,889 		10,000 +7.6% 19.49 US$194,889
2026-04-24 2026-04-24 B Purchase
2.9
Pascucci Hope
Non-Executive Director
10,000 +8.2%
19.44
US$194,392 		10,000 +8.2% 19.44 US$194,392
2026-03-19 2026-03-19 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
2,500 +0.6%
20.16
US$50,400 		2,500 +0.6% 20.16 US$50,400
2026-03-09 2026-03-09 B Purchase
3.4
Lapointe Jean-Pierre

SEVP and CFO

Officer
1,000 +0.9%
20.42
US$20,420 		1,000 +0.9% 20.42 US$20,420
2026-03-09 2026-03-06 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
3,000 +inf%
20.77
US$62,310 		3,000 +inf% 20.77 US$62,310
2026-03-09 2026-03-06 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
2,000 +4.4%
20.78
US$41,560 		2,000 +4.4% 20.78 US$41,560
2025-12-19 2025-12-19 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
2,000 +8.1%
20.87
US$41,743 		2,000 +8.1% 20.87 US$41,743
2025-10-29 2025-10-28 B Purchase
2.9
Pascucci Hope
Non-Executive Director
4,688 +4.1%
18.07
US$84,702 		4,688 +4.1% 18.07 US$84,702
2025-09-15 2025-09-12 B Purchase
2.6
Montgomery Kenneth C.
Non-Executive Director
5,000 +6.6%
18.44
US$92,200 		5,000 +6.6% 18.44 US$92,200
2025-08-12 2025-08-11 B Purchase
3.0
Darcey William
Non-Executive Director
4,861 +6.4%
17.30
US$84,095 		4,861 +6.4% 17.30 US$84,095
2025-08-12 2025-08-11 B Purchase
3.0
Darcey William
Non-Executive Director
139 +0.2%
17.29
US$2,403 		139 +0.2% 17.29 US$2,403
2025-07-25 2025-07-25 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
500 +2.1%
18.39
US$9,195 		500 +2.1% 18.39 US$9,195
2025-06-10 2025-06-09 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
1,000 +4.3%
16.29
US$16,291 		1,000 +4.3% 16.29 US$16,291
2025-06-10 2025-06-09 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
5,000 +12.5%
16.29
US$81,450 		5,000 +12.5% 16.29 US$81,450
2025-06-10 2025-06-09 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
900 +0.3%
16.35
US$14,715 		900 +0.3% 16.35 US$14,715
2025-06-10 2025-06-09 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
100 +0.0%
16.33
US$1,633 		100 +0.0% 16.33 US$1,633
2025-06-10 2025-06-09 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
1,000 +0.3%
16.03
US$16,030 		1,000 +0.3% 16.03 US$16,030
2026-01-30 2025-05-02 B Purchase
1.4
Elliott Mary Susan
Non-Executive Director
1,434 +inf%
21.39
US$30,673 		1,434 +inf% 21.39 US$30,673
2025-04-29 2025-04-29 B Purchase
2.8
Orfanello Francis
Non-Executive Director
5,000 +4.0%
17.09
US$85,450 		5,000 +4.0% 17.09 US$85,450
2025-03-18 2025-03-18 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
500 +2.2%
18.74
US$9,370 		500 +2.2% 18.74 US$9,370
2025-03-13 2025-03-11 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
2,000 +3.8%
17.75
US$35,500 		2,000 +3.8% 17.75 US$35,500
2026-01-30 2025-01-24 B Purchase
1.4
Elliott Mary Susan
Non-Executive Director
10,000 +9.5%
18.72
US$187,200 		10,000 +9.5% 18.72 US$187,200
2025-01-27 2025-01-24 B Purchase
2.9
Pascucci Hope
Non-Executive Director
40,000 +53333.3%
18.53
US$741,108 		40,000 +53333.3% 18.53 US$741,108
2025-01-24 2025-01-24 B Purchase
3.4
Lapointe Jean-Pierre

EVP and CFO

Officer
900 +27.3%
18.85
US$16,965 		900 +27.3% 18.85 US$16,965
2024-11-19 2024-11-19 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
500 +2.3%
19.91
US$9,955 		500 +2.3% 19.91 US$9,955
2024-09-20 2024-09-19 B Purchase
2.6
Montgomery Kenneth C.
Non-Executive Director
100 +inf%
18.62
US$1,862 		100 +inf% 18.62 US$1,862
2024-09-20 2024-09-19 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
500 +2.3%
18.73
US$9,365 		500 +2.3% 18.73 US$9,365
2024-08-27 2024-08-26 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
500 +2.4%
18.87
US$9,435 		500 +2.4% 18.87 US$9,435
2024-08-06 2024-08-05 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
3,000 +6.0%
16.44
US$49,320 		3,000 +6.0% 16.44 US$49,320
2024-08-06 2024-08-02 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
5,000 +11.1%
17.49
US$87,454 		5,000 +11.1% 17.49 US$87,454
2024-08-02 2024-08-02 B Purchase
3.4
Lapointe Jean-Pierre

EVP and CFO

Officer
3,000 +1000.0%
17.49
US$52,485 		3,000 +1000.0% 17.49 US$52,485
2024-05-16 2024-05-16 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
1,000 +5.0%
15.71
US$15,710 		1,000 +5.0% 15.71 US$15,710
2024-05-09 2024-05-08 B Purchase
3.4
Lapointe Jean-Pierre

EVP and CFO

Officer
3,095 +10672.4%
15.05
US$46,580 		3,095 +10672.4% 15.05 US$46,580
2024-05-01 2024-04-29 B Purchase
3.0
Rinaldi Salvatore J

EVP and COO

Officer
6,900 +47.9%
14.50
US$100,050 		6,900 +47.9% 14.50 US$100,050
2024-04-30 2024-04-26 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
2,047 +4.8%
14.62
US$29,927 		2,047 +4.8% 14.62 US$29,927
2024-04-30 2024-04-26 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
4,500 +11.7%
14.60
US$65,700 		4,500 +11.7% 14.60 US$65,700
2024-04-30 2024-04-26 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
3,857 +11.1%
14.59
US$56,274 		3,857 +11.1% 14.59 US$56,274
2024-04-30 2024-04-26 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
2,319 +7.2%
14.58
US$33,811 		2,319 +7.2% 14.58 US$33,811
2024-04-30 2024-04-26 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
599 +1.9%
14.57
US$8,727 		599 +1.9% 14.57 US$8,727
2024-04-30 2024-04-26 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
1,418 +4.7%
14.55
US$20,632 		1,418 +4.7% 14.55 US$20,632
2024-04-30 2024-04-26 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
260 +0.9%
14.54
US$3,780 		260 +0.9% 14.54 US$3,780
2024-03-19 2024-03-19 B Purchase
2.1
NOLAN JOSEPH R JR
Non-Executive Director
10,000 +10000.0%
13.50
US$135,000 		10,000 +10000.0% 13.50 US$135,000
2024-03-22 2024-03-11 B Purchase
3.4
Lapointe Jean-Pierre

EVP and CFO

Officer
200 +200.0%
13.80
US$2,760 		200 +200.0% 13.80 US$2,760
2024-03-11 2024-03-08 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
4,000 +15.4%
13.85
US$55,400 		4,000 +15.4% 13.85 US$55,400
2024-03-12 2024-03-06 B Purchase
2.6
Jackson Angela
Non-Executive Director
3,540 +4657.9%
13.99
US$49,521 		3,540 +4657.9% 13.99 US$49,521
2024-03-06 2024-03-05 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
2,000 +11.1%
13.97
US$27,940 		2,000 +11.1% 13.97 US$27,940
2024-03-06 2024-03-05 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
500 +2.8%
13.96
US$6,980 		500 +2.8% 13.96 US$6,980
2024-03-05 2024-03-04 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
2,500 +16.6%
14.09
US$35,212 		2,500 +16.6% 14.09 US$35,212
2024-03-05 2024-03-04 B Purchase
2.8
Orfanello Francis
Non-Executive Director
7,500 +inf%
14.01
US$105,045 		7,500 +inf% 14.01 US$105,045
2024-03-05 2024-03-01 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
25,000 +2500.0%
13.97
US$349,250 		25,000 +2500.0% 13.97 US$349,250
2024-03-05 2024-03-01 B Purchase
3.8
CAMPANELLI JOSEPH P

President & CEO

Executive Director
1,000 +inf%
13.89
US$13,890 		1,000 +inf% 13.89 US$13,890
2024-01-17 2024-01-11 B Purchase
2.6
Ayoub Paul J.
Non-Executive Director
10,000 +200.0%
13.89
US$138,900 		10,000 +200.0% 13.89 US$138,900
2024-01-17 2024-01-11 B Purchase
2.6
Ayoub Paul J.
Non-Executive Director
70 +inf%
13.90
US$973 		70 +inf% 13.90 US$973
2024-01-12 2024-01-11 B Purchase
2.1
NOLAN JOSEPH R JR
Non-Executive Director
100 +inf%
13.89
US$1,389 		100 +inf% 13.89 US$1,389
2024-01-08 2024-01-05 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
14,700 +4016.4%
13.60
US$199,920 		14,700 +4016.4% 13.60 US$199,920
2024-01-08 2024-01-05 B Purchase
3.3
EVANGELISTA PAUL A

EVP, Dir Spec. Bank. Ctr.

Officer
300 +454.5%
13.60
US$4,080 		300 +454.5% 13.60 US$4,080
2024-01-05 2024-01-04 B Purchase
2.7
Raza Muhammad
Non-Executive Director
3,706 +inf%
13.50
US$50,031 		3,706 +inf% 13.50 US$50,031
2024-01-03 2024-01-02 B Purchase
2.6
Jackson Angela
Non-Executive Director
76 +inf%
13.25
US$1,007 		76 +inf% 13.25 US$1,007
2024-01-02 2023-12-28 B Purchase
2.2
Lynch Christopher R.
Non-Executive Director
100 +0.5%
14.17
US$1,417 		100 +0.5% 14.17 US$1,417
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