United States Banking Services

NBT Bancorp Inc (NBTB)

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Over the past 90 days, NBT Bancorp Inc. insiders have engaged in 12 transactions, all of which were sales, totaling approximately $1.39 million in net value. These activities occurred as the stock price reached near 52-week highs, following the company's most recent earnings report. No insider purchases were recorded during this period.
Ticker: NBTB Exchange: NSM
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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 NBT Bancorp Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Sale 29 Jul 2026
Value US$241,677.13 | Price 289.65 | Shares 57,551 (-29.9%)
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
2026-07-30 2026-07-29 S Sale
Mahoney Ruth H

EVP/President of Wealth Mgmt

Officer
57,551 -29.9%
289.65
US$241,677 		57,551 -29.9% 289.65 US$241,677
2026-07-30 2026-07-29 S Sale
2.9
Halliday Sarah A

EVP/Chief Comm Innovation Off

Officer
89,549 +23.0%
372.92
US$3,565,826 		89,549 +23.0% 372.92 US$3,565,826
2026-07-29 2026-07-29 PrS Proposed sale
RUTH H MAHONEY

Officer

Officer
44,212
41.53
US$1,498,081 		44,212 41.53 US$1,498,081
2026-07-29 2026-07-29 PrS Proposed sale
2.9
SARAH HALLIDAY

Officer

Officer
1,000
54.04
US$100,000 		1,000 54.04 US$100,000
2026-06-12 2026-06-12 PrS Proposed sale
0.8
MARTIN SPARKS

Officer

Officer
1,200
48.04
US$57,650 		1,200 48.04 US$57,650
2026-06-12 2026-06-12 PrS Proposed sale
2.6
HEIDI M HOELLER

Director

Non-Executive Director
2,100
48.04
US$100,874 		2,100 48.04 US$100,874
2026-06-12 2026-06-12 S Sale
0.8
Sparks Martin Randolph

EVP,General Counsel,Secretary

Officer
1,200 -7.7%
48.04
US$57,650 		1,200 -7.7% 48.04 US$57,650
2026-06-12 2026-06-12 S Sale
2.6
Hoeller Heidi M
Non-Executive Director
2,100 -15.4%
48.04
US$100,874 		2,100 -15.4% 48.04 US$100,874
2026-06-10 2026-06-09 S Sale
2.1
WATT JOHN H JR
Non-Executive Director
21,000 -28.0%
47.42
US$995,751 		21,000 -28.0% 47.42 US$995,751
2026-06-09 2026-06-09 PrS Proposed sale
2.1
WATT JOHN H JR

Director

Non-Executive Director
21,000
46.24
US$971,040 		21,000 46.24 US$971,040
2026-06-08 2026-06-05 S Sale
Mahoney Ruth H

EVP/President of Wealth Mgmt

Officer
5,000 -23.3%
46.60
US$233,000 		5,000 -23.3% 46.60 US$233,000
2026-06-05 2026-06-05 PrS Proposed sale
RUTH H MAHONEY

Officer

Officer
5,000
46.60
US$233,000 		5,000 46.60 US$233,000
2026-06-05 2026-06-05 PrS Proposed sale
RUTH H MAHONEY

Officer

Officer
5,000
46.60
US$233,000 		5,000 46.60 US$233,000
2026-05-14 2026-05-11 PrS Proposed sale
2.9
Halliday Sarah A

Officer

Officer
4,015
44.83
US$180,000 		4,015 44.83 US$180,000
2026-03-17 2026-03-13 S Sale
0.8
Sparks Martin Randolph

EVP,General Counsel,Secretary

Officer
2,400 -17.5%
41.30
US$99,120 		2,400 -17.5% 41.30 US$99,120
2026-03-13 2026-03-13 PrS Proposed sale
0.8
MARTIN SPARKS

Officer

Officer
2,400
41.30
US$99,120 		2,400 41.30 US$99,120
2026-02-18 2026-02-17 S Sale
3.3
Wiles Amy

EVP, Chief Risk and Credit

Officer
4,435 -17.1%
45.72
US$202,772 		4,435 -17.1% 45.72 US$202,772
2026-02-17 2026-02-17 PrS Proposed sale
3.3
AMY WILES-MORELLI

Officer

Officer
4,435
45.72
US$202,772 		4,435 45.72 US$202,772
2026-01-29 2026-01-28 B Purchase
3.3
DELANEY TIMOTHY E
Non-Executive Director
22,730 +43.8%
42.97
US$976,708 		22,730 +43.8% 42.97 US$976,708
2025-11-07 2025-11-06 B Purchase
3.3
DELANEY TIMOTHY E
Non-Executive Director
2,500 +5.1%
40.90
US$102,250 		2,500 +5.1% 40.90 US$102,250
2025-11-07 2025-11-06 B Purchase
3.3
DELANEY TIMOTHY E
Non-Executive Director
7,500 +17.9%
41.00
US$307,500 		7,500 +17.9% 41.00 US$307,500
2025-11-03 2025-10-31 B Purchase
3.3
DELANEY TIMOTHY E
Non-Executive Director
2,000 +5.0%
40.50
US$81,000 		2,000 +5.0% 40.50 US$81,000
2025-10-31 2025-10-31 PrS Proposed sale
3.5
Renaissance Charitable Foundation

Director

Non-Executive Director
12,255
40.54
US$496,817 		12,255 40.54 US$496,817
2025-08-15 2025-08-13 S Sale
3.5
NASCA DAVID J
Non-Executive Director
19,603 -19.1%
43.42
US$851,103 		19,603 -19.1% 43.42 US$851,103
2025-08-13 2025-08-13 PrS Proposed sale
3.5
DAVID J NASCA

Former CEO
19,603
43.41
US$850,998 		19,603 43.41 US$850,998
2025-06-04 2025-06-03 B Purchase
2.5
Brown Jason David
Non-Executive Director
350 +5.0%
41.10
US$14,385 		350 +5.0% 41.10 US$14,385
2025-05-29 2025-05-28 S Sale
2.1
WATT JOHN H JR
Non-Executive Director
7,869 -6.4%
42.02
US$330,678 		7,869 -6.4% 42.02 US$330,678
2025-05-28 2025-05-28 PrS Proposed sale
2.1
WATT JOHN H JR

Director

Non-Executive Director
7,869
42.65
US$335,612 		7,869 42.65 US$335,612
2025-05-07 2025-05-06 B Purchase
2.6
Hoeller Heidi M
Non-Executive Director
2,588 +28.8%
42.88
US$110,973 		2,588 +28.8% 42.88 US$110,973
2025-04-30 2025-04-29 B Purchase
2.6
Hoeller Heidi M
Non-Executive Director
2,553 +39.7%
43.21
US$110,315 		2,553 +39.7% 43.21 US$110,315
2025-03-07 2025-03-05 B Purchase
3.0
Kingsley Scott Allen

President & CEO NBT Bancorp

Officer
2,000 +5.4%
44.90
US$89,800 		2,000 +5.4% 44.90 US$89,800
2025-02-11 2025-02-10 S Sale
2.9
Halliday Sarah A

EVP/President Comm Banking

Officer
5,000 -16.4%
48.45
US$242,250 		5,000 -16.4% 48.45 US$242,250
2025-02-10 2025-02-10 PrS Proposed sale
2.9
Halliday Sarah A

Officer

Officer
5,000
48.45
US$242,250 		5,000 48.45 US$242,250
2025-02-07 2025-02-07 B Purchase
2.6
Hoeller Heidi M
Non-Executive Director
678 +11.8%
48.45
US$32,849 		678 +11.8% 48.45 US$32,849
2025-01-31 2025-01-31 PrS Proposed sale
2.1
WATT JOHN H JR

Director

Non-Executive Director
6,358
47.70
US$303,277 		6,358 47.70 US$303,277
2024-12-16 2024-12-13 S Sale
3.3
Wiles Amy

EVP, Chief Risk and Credit

Officer
500 -1.8%
51.31
US$25,655 		500 -1.8% 51.31 US$25,655
2024-12-13 2024-12-13 PrS Proposed sale
3.3
Wiles Amy

Officer

Officer
500
51.31
US$25,655 		500 51.31 US$25,655
2024-12-13 2024-12-11 S Sale
2.2
Robinson V Daniel II
Non-Executive Director
194 -1.0%
51.70
US$10,030 		194 -1.0% 51.70 US$10,030
2024-11-25 2024-11-22 S Sale
2.6
WEBB JACK H
Non-Executive Director
10,000 -18.2%
50.06
US$500,567 		10,000 -18.2% 50.06 US$500,567
2024-11-22 2024-11-22 PrS Proposed sale
2.6
JACK H WEBB

Director

Non-Executive Director
10,000
50.06
US$500,567 		10,000 50.06 US$500,567
2024-11-18 2024-11-15 S Sale
2.1
WATT JOHN H JR
Non-Executive Director
10,000 -7.4%
49.40
US$494,047 		10,000 -7.4% 49.40 US$494,047
2024-11-14 2024-11-14 PrS Proposed sale
2.1
WATT JOHN H JR

Director

Non-Executive Director
10,000
49.89
US$498,900 		10,000 49.89 US$498,900
2024-11-13 2024-11-11 S Sale
3.3
DELANEY TIMOTHY E
Non-Executive Director
40,000 -50.7%
51.47
US$2,058,948 		40,000 -50.7% 51.47 US$2,058,948
2024-11-12 2024-11-11 PrS Proposed sale
3.3
DELANEY TIMOTHY E

Director

Non-Executive Director
40,000
51.47
US$2,058,949 		40,000 51.47 US$2,058,949
2024-11-08 2024-11-07 S Sale
3.3
Wiles Amy

EVP, Chief Risk and Credit

Officer
1,000 -3.5%
50.10
US$50,100 		1,000 -3.5% 50.10 US$50,100
2024-11-07 2024-11-07 PrS Proposed sale
3.3
Wiles Amy

Officer

Officer
1,000
50.10
US$50,100 		1,000 50.10 US$50,100
2024-10-31 2024-10-30 S Sale
2.1
WATT JOHN H JR
Non-Executive Director
20,000 -12.3%
45.45
US$909,070 		20,000 -12.3% 45.45 US$909,070
2024-10-30 2024-10-30 PrS Proposed sale
2.1
WATT JOHN H JR

Director

Non-Executive Director
20,000
45.95
US$919,000 		20,000 45.95 US$919,000
2024-09-17 2024-09-16 S Sale
3.3
Wiles Amy

EVP, Chief Risk and Credit

Officer
556 -1.9%
45.00
US$25,020 		556 -1.9% 45.00 US$25,020
2024-09-17 2024-09-16 S Sale
2.2
Robinson V Daniel II
Non-Executive Director
30,000 -7.2%
44.78
US$1,343,487 		30,000 -7.2% 44.78 US$1,343,487
2024-09-17 2024-09-13 S Sale
2.2
Robinson V Daniel II
Non-Executive Director
50,000 -10.7%
44.58
US$2,229,210 		50,000 -10.7% 44.58 US$2,229,210
2024-09-13 2024-09-12 S Sale
0.8
Sparks Martin Randolph

EVP,General Counsel,Secretary

Officer
1,000 -6.2%
48.37
US$48,370 		1,000 -6.2% 48.37 US$48,370
2024-09-13 2024-09-12 S Sale
2.2
Robinson V Daniel II
Non-Executive Director
50,000 -9.7%
43.84
US$2,192,160 		50,000 -9.7% 43.84 US$2,192,160
2024-09-13 2024-09-11 S Sale
2.2
Robinson V Daniel II
Non-Executive Director
20,000 -3.7%
44.10
US$882,026 		20,000 -3.7% 44.10 US$882,026
2024-06-18 2024-06-14 S Sale
2.9
Halliday Sarah A

EVP/President Comm Banking

Officer
1,325 -3.9%
35.66
US$47,250 		1,325 -3.9% 35.66 US$47,250
2024-03-18 2024-03-15 S Sale
3.3
Wiles Amy

EVP, Chief Risk and Credit

Officer
641 -2.8%
33.62
US$21,550 		641 -2.8% 33.62 US$21,550
2024-02-06 2024-02-05 B Purchase
3.0
Kingsley Scott Allen

EVP & Chief Financial Officer

Officer
1,000 +3.9%
34.00
US$34,000 		1,000 +3.9% 34.00 US$34,000
2024-01-30 2024-01-29 S Sale
3.2
SEIFTER LOWELL A
Non-Executive Director
4,770 -9.7%
37.50
US$178,875 		4,770 -9.7% 37.50 US$178,875
2024-01-30 2024-01-26 S Sale
3.2
SEIFTER LOWELL A
Non-Executive Director
3,230 -6.2%
36.96
US$119,381 		3,230 -6.2% 36.96 US$119,381
2024-01-26 2024-01-25 B Purchase
3.0
Kingsley Scott Allen

EVP & Chief Financial Officer

Officer
1,000 +4.1%
36.80
US$36,800 		1,000 +4.1% 36.80 US$36,800
2024-01-25 2024-01-25 PrS Proposed sale
3.2
SEIFTER LOWELL A

Director

Non-Executive Director
4,770
39.00
US$186,030 		4,770 39.00 US$186,030
2024-01-25 2024-01-25 PrS Proposed sale
3.2
SEIFTER LOWELL A

Director

Non-Executive Director
3,230
38.08
US$123,000 		3,230 38.08 US$123,000
2023-12-14 2023-12-14 B Purchase
2.5
Brown Jason David
Non-Executive Director
350 +7.7%
41.50
US$14,525 		350 +7.7% 41.50 US$14,525
2023-08-11 2023-08-10 B Purchase
2.5
Brown Jason David
Non-Executive Director
650 +16.6%
36.99
US$24,043 		650 +16.6% 36.99 US$24,043
2023-06-15 2023-06-14 S Sale
3.3
Wiles Amy

EVP, Chief Risk and Credit

Officer
2,000 -6.7%
35.50
US$71,000 		2,000 -6.7% 35.50 US$71,000
2023-06-14 2023-06-14 PrS Proposed sale
3.3
Wiles Amy

Officer

Officer
2,000
35.50
US$71,000 		2,000 35.50 US$71,000
2023-05-04 2023-05-02 B Purchase
3.3
DELANEY TIMOTHY E
Non-Executive Director
40,000 +109.5%
29.77
US$1,190,800 		40,000 +109.5% 29.77 US$1,190,800
2023-03-08 2023-03-07 B Purchase
3.0
Kingsley Scott Allen

EVP & Chief Financial Officer

Officer
2,310 +11.9%
38.50
US$88,935 		2,310 +11.9% 38.50 US$88,935
2023-01-27 2023-01-26 B Purchase
2.5
Brown Jason David
Non-Executive Director
650 +32.3%
37.18
US$24,170 		650 +32.3% 37.18 US$24,170
2022-12-13 2022-12-12 B Purchase
2.6
Hoeller Heidi M
Non-Executive Director
750 +27.9%
42.48
US$31,859 		750 +27.9% 42.48 US$31,859
2022-08-17 2022-08-16 S Sale
2.9
DIETRICH MARTIN A
Non-Executive Director
10,181 -8.5%
42.50
US$432,692 		10,181 -8.5% 42.50 US$432,692
2022-07-28 2022-07-27 S Sale
1.4
Hyle Shaunastar

EVP, Consumer Lending

Officer
1,264 -7.3%
40.11
US$50,704 		1,264 -7.3% 40.11 US$50,704
2022-06-02 2022-06-01 B Purchase
2.6
Hoeller Heidi M
Non-Executive Director
1,353 +101.1%
37.01
US$50,074 		1,353 +101.1% 37.01 US$50,074
2022-04-28 2022-04-27 B Purchase
3.0
Kingsley Scott Allen

EVP & Chief Financial Officer

Officer
3,000 +21.1%
35.60
US$106,800 		3,000 +21.1% 35.60 US$106,800
2022-01-18 2022-01-14 S Sale
2.9
DIETRICH MARTIN A
Non-Executive Director
9,935 -7.8%
42.00
US$417,270 		9,935 -7.8% 42.00 US$417,270
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