Company · CIK 0000790359 · SIC 6021 — National Commercial Banks · Nasdaq
NBT BANCORP INC · NBTB
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jul 29, 2026 SForm 4 → | Jul 30, 2:45 pm EDT | Ruth H MahoneyEVP/President of Wealth Mgmt | 4,500 | $54.30 | $244,350 | 11,928 | −27.4% | |
| Jul 29, 2026 SForm 4 → | Jul 30, 2:26 pm EDT | Sarah A HallidayEVP/Chief Comm Innovation Off | 9,000 | $54.04 | $486,401 | 22,054 | −29.0% | |
| Jun 12, 2026 SForm 4 → | Jun 12, 2:24 pm EDT | Martin Randolph SparksEVP,General Counsel,Secretary | 1,200 | $48.04 | $57,650 | 14,463 | −7.66% | |
| Jun 12, 2026 SForm 4 → | Jun 12, 2:20 pm EDT | Heidi M HoellerDirector | 2,100 | $48.04 | $100,874 | 11,560 | −15.4% | |
| Jun 9, 2026 SForm 4 → | Jun 10, 3:43 pm EDT | John H Watt Jr.Director | 21,000 | $47.42 | $995,751 | 54,010 | −28.0% | |
| Jun 5, 2026 SForm 4 → | Jun 8, 8:41 am EDT | Ruth H MahoneyEVP/President of Wealth Mgmt | 5,000 | $46.60 | $233,000 | 16,428 | −23.3% | |
| Mar 5, 2019 FForm 4 → | Mar 6, 10:52 am EST | Timothy BrennerEVP & President Wealth Mgmt | 850 | $38.50 | $32,725 | 54,072 | — | plan? |
| Feb 15, 2019 AForm 4 → | Feb 19, 1:46 pm EST | Amy WilesEVP, Chief Risk and Credit | 1,000 | — | — | 16,520 | — | plan? |
| Jan 27, 2019 FForm 4 → | Jan 28, 1:26 pm EST | John H Watt Jr.President & CEO NBT Bancorp | 850 | $36.21 | $30,779 | 50,178 | — | plan? |
| Jan 16, 2019 SForm 4 → | Jan 17, 2:18 pm EST | Michael J ChewensSr EVP & CFO | 4,634 | $36.33 | $168,363 | 51,674 | −8.23% | plan? |
| Jan 15, 2019 FForm 4 → | Jan 17, 2:37 pm EST | Joseph R StaglianoEVP President Retail Banking | 2,189 | $36.02 | $78,848 | 52,048 | — | plan? |
| Jan 15, 2019 FForm 4 → | Jan 17, 2:31 pm EST | Matthew K DurkeeEVP / President of New England | 1,669 | $36.02 | $60,117 | 28,840 | — | plan? |
| Jan 15, 2019 FForm 4 → | Jan 17, 2:25 pm EST | John H Watt Jr.President & CEO NBT Bancorp | 2,258 | $36.02 | $81,333 | 51,028 | — | plan? |
| Jan 15, 2019 FForm 4 → | Jan 17, 2:18 pm EST | Michael J ChewensSr EVP & CFO | 4,749 | $36.02 | $171,059 | 56,308 | — | plan? |
| Jan 15, 2019 FForm 4 → | Jan 17, 2:12 pm EST | Amy WilesEVP, Chief Risk and Credit | 228 | $36.02 | $8,213 | 15,520 | — | plan? |
| Jan 15, 2019 FForm 4 → | Jan 17, 2:03 pm EST | Timothy BrennerEVP & President Wealth Mgmt | 2,546 | $36.02 | $91,707 | 54,922 | — | plan? |
| Jan 15, 2019 FForm 4 → | Jan 17, 1:53 pm EST | Catherine ScarlettEVP, Chief HR & Ethics Officer | 953 | $36.02 | $34,327 | 53,959 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:33 pm EST | Robert A WadsworthDirector | 302 | — | — | 15,906 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:27 pm EST | Lowell A SeifterDirector | 1,048 | — | — | 46,217 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:20 pm EST | V Daniel Robinson IIDirector | 54 | — | — | 11,272 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:17 pm EST | Andrew S Kowalczyk IIIDirector | 71 | — | — | 4,348 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:15 pm EST | Joseph R StaglianoEVP President Retail Banking | 234 | — | — | 1,618 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:11 pm EST | Joseph A SantangeloDirector | 1,884 | — | — | 73,573 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:11 pm EST | Catherine ScarlettEVP, Chief HR & Ethics Officer | 34 | — | — | 8 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:06 pm EST | James H DouglasDirector | 159 | — | — | 7,860 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:04 pm EST | Timothy BrennerEVP & President Wealth Mgmt | 8 | — | — | 322 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:01 pm EST | Timothy E DelaneyDirector | 74 | — | — | 303 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 3:58 pm EST | Sarah A HallidayEVP/President Comm Banking | 252 | — | — | 1,286 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 3:56 pm EST | Patricia T CivilDirector | 524 | — | — | 25,600 | — | plan? |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 3:44 pm EST | Matthew K DurkeeEVP / President of New England | 85 | — | — | 544 | — | plan? |
| Oct 24, 2018 PForm 4 → | Oct 25, 1:48 pm EDT | Sarah A HallidayEVP/President Comm Banking | 425 | $35.33 | $15,015 | 6,137 | +7.44% | plan? |
| Oct 11, 2018 GForm 5 → | Feb 13, 2019, 4:26 pm EST | John C MitchellDirector | 2,000 | — | — | 1,000 | — | plan? |
| Aug 30, 2018 IForm 4 → | Aug 31, 4:37 pm EDT | Catherine ScarlettEVP, Chief HR & Ethics Officer | 5,368 | $40.01 | $214,766 | 0 | — | plan? |
| Aug 10, 2018 PForm 4 → | Aug 13, 1:30 pm EDT | Sarah A HallidayEVP/President Comm Banking | 850 | $39.18 | $33,305 | 5,712 | +17.5% | plan? |
| Jul 26, 2018 SForm 4 → | Jul 27, 11:55 am EDT | Joseph R StaglianoEVP Ops and Retail Banking | 5,500 | $41.45 | $227,983 | 54,237 | −9.21% | plan? |
| Jul 26, 2018 MForm 4 → | Jul 27, 11:55 am EDT | Joseph R StaglianoEVP Ops and Retail Banking | 5,500 | $20.19 | $111,045 | 59,737 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:34 pm EDT | Martin A DietrichDirector | 778 | — | — | 126,546 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:31 pm EDT | Timothy E DelaneyDirector | 778 | — | — | 32,102 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:31 pm EDT | Andrew S Kowalczyk IIIDirector | 778 | — | — | 4,277 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:27 pm EDT | V Daniel Robinson IIDirector | 778 | — | — | 10,969 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:24 pm EDT | John C MitchellDirector | 778 | — | — | 33,559 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:21 pm EDT | Joseph A SantangeloDirector | 778 | — | — | 17,582 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:19 pm EDT | Matthew J SalangerDirector | 778 | — | — | 19,534 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:14 pm EDT | Lowell A SeifterDirector | 778 | — | — | 45,169 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:10 pm EDT | James H DouglasDirector | 778 | — | — | 7,702 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:09 pm EDT | Robert A WadsworthDirector | 778 | — | — | 15,604 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:06 pm EDT | Jack H WebbDirector | 778 | — | — | 56,118 | — | plan? |
| May 22, 2018 AForm 4 → | May 23, 4:03 pm EDT | Patricia T CivilDirector | 778 | — | — | 25,076 | — | plan? |
| Apr 27, 2018 IForm 4 → | May 1, 3:04 pm EDT | Sarah A HallidayEVP/President Comm Banking | 1,034 | $37.24 | $38,511 | 1,034 | — | plan? |
| Mar 26, 2018 AForm 4 → | Mar 29, 4:14 pm EDT | John H Watt Jr.President & CEO NBT Bancorp | 7,074 | — | — | 53,286 | — | plan? late |
| Mar 26, 2018 AForm 4 → | Mar 29, 4:11 pm EDT | Joseph R StaglianoEVP Ops and Retail Banking | 2,856 | — | — | 54,237 | — | plan? late |
| Mar 26, 2018 AForm 4 → | Mar 29, 4:08 pm EDT | F Sheldon PrenticeEVP,General Counsel,Secretary | 2,003 | — | — | 32,534 | — | plan? late |
| Mar 26, 2018 AForm 4 → | Mar 29, 4:04 pm EDT | Sarah A HallidayEVP/President Comm Banking | 2,566 | — | — | 4,862 | — | plan? late |
| Mar 26, 2018 AForm 4 → | Mar 29, 3:54 pm EDT | Matthew K DurkeeEVP / President of New England | 2,695 | — | — | 30,509 | — | plan? late |
| Mar 26, 2018 AForm 4 → | Mar 29, 3:51 pm EDT | Michael J ChewensSr EVP & CFO | 3,741 | — | — | 61,057 | — | plan? late |
| Mar 26, 2018 AForm 4 → | Mar 29, 3:47 pm EDT | Timothy BrennerEVP & President Wealth Mgmt | 2,961 | — | — | 57,468 | — | plan? late |
| Mar 26, 2018 AForm 4 → | Mar 27, 5:58 pm EDT | John H Watt Jr.President & CEO NBT Bancorp | 3,183 | — | — | 46,212 | — | plan? |
| Mar 26, 2018 AForm 4 → | Mar 27, 5:54 pm EDT | Joseph R StaglianoEVP Ops and Retail Banking | 3,718 | — | — | 51,381 | — | plan? |
| Mar 26, 2018 AForm 4 → | Mar 27, 5:50 pm EDT | F Sheldon PrenticeEVP,General Counsel,Secretary | 3,284 | — | — | 30,531 | — | plan? |
| Mar 26, 2018 AForm 4 → | Mar 27, 5:46 pm EDT | Matthew K DurkeeEVP / President of New England | 3,183 | — | — | 27,814 | — | plan? |
| Mar 26, 2018 AFGForm 4 → | Mar 27, 5:42 pm EDT | Martin A DietrichDirector | 30,079 | $35.87 | $271,213 | 125,768 | — | plan? |
| Mar 26, 2018 AForm 4 → | Mar 27, 5:35 pm EDT | Michael J ChewensSr EVP & CFO | 5,965 | — | — | 57,316 | — | plan? |
| Mar 26, 2018 AForm 4 → | Mar 27, 5:31 pm EDT | Timothy BrennerEVP & President Wealth Mgmt | 4,421 | — | — | 54,507 | — | plan? |
| Mar 5, 2018 FForm 4 → | Mar 6, 1:15 pm EST | Timothy BrennerEVP & President Wealth Mgmt | 850 | $36.13 | $30,711 | 50,086 | — | plan? |
| Jan 31, 2018 FForm 4 → | Feb 2, 2:48 pm EST | Martin A DietrichDirector | 5,079 | $36.91 | $187,466 | 125,490 | — | plan? |
| Jan 25, 2018 SForm 4 → | Jan 29, 4:20 pm EST | Robert A WadsworthDirector | 1,625 | $37.20 | $60,452 | 14,569 | −10.0% | plan? |
| Jan 25, 2018 MForm 4 → | Jan 29, 4:20 pm EST | Robert A WadsworthDirector | 1,625 | $22.55 | $36,645 | 16,194 | — | plan? |
| Jan 16, 2018 SForm 4 → | Jan 17, 4:30 pm EST | Michael J ChewensSr EVP & CFO | 4,190 | $38.41 | $160,938 | 51,351 | −7.54% | plan? |
| Jan 15, 2018 FForm 4 → | Jan 17, 4:30 pm EST | Michael J ChewensSr EVP & CFO | 4,461 | $38.16 | $170,232 | 55,541 | — | plan? |
| Jan 15, 2018 FForm 4 → | Jan 16, 7:10 pm EST | John H Watt Jr.President & CEO NBT Bancorp | 694 | $38.16 | $26,483 | 43,029 | — | plan? |
| Jan 15, 2018 FForm 4 → | Jan 16, 6:59 pm EST | Joseph R StaglianoEVP Ops and Retail Banking | 2,007 | $38.16 | $76,587 | 47,663 | — | plan? |
| Jan 15, 2018 FForm 4 → | Jan 16, 6:55 pm EST | F Sheldon PrenticeEVP,General Counsel,Secretary | 1,909 | $38.16 | $72,847 | 27,247 | — | plan? |
| Jan 15, 2018 FForm 4 → | Jan 16, 6:51 pm EST | Sarah A HallidayEVP/President Comm Banking | 185 | $38.16 | $7,060 | 2,296 | — | plan? |
| Jan 15, 2018 FForm 4 → | Jan 16, 6:29 pm EST | Matthew K DurkeeEVP / President of New England | 542 | $38.16 | $20,683 | 24,631 | — | plan? |
| Jan 15, 2018 FForm 4 → | Jan 16, 6:24 pm EST | Timothy BrennerEVP & President Wealth Mgmt | 2,525 | $38.16 | $96,354 | 50,936 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:52 pm EST | Timothy E DelaneyDirector | 68 | — | — | 295 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:49 pm EST | James H DouglasDirector | 127 | — | — | 6,924 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:45 pm EST | Patricia T CivilDirector | 462 | — | — | 24,298 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:40 pm EST | Robert A WadsworthDirector | 258 | — | — | 14,826 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:33 pm EST | Andrew S Kowalczyk IIIDirector | 64 | — | — | 3,499 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:32 pm EST | Martin A DietrichDirector | 179 | — | — | 130,748 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:26 pm EST | Joseph R StaglianoEVP Ops and Retail Banking | 128 | — | — | 1,577 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:24 pm EST | V Daniel Robinson IIDirector | 49 | — | — | 10,191 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:20 pm EST | F Sheldon PrenticeEVP,General Counsel,Secretary | 82 | — | — | 492 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:15 pm EST | Joseph A SantangeloDirector | 1,727 | — | — | 71,689 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:08 pm EST | Matthew K DurkeeEVP / President of New England | 59 | — | — | 530 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:06 pm EST | Lowell A SeifterDirector | 960 | — | — | 44,391 | — | plan? |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:01 pm EST | Timothy BrennerEVP & President Wealth Mgmt | 8 | — | — | 313 | — | plan? |
| Oct 27, 2017 SForm 4 → | Oct 31, 1:47 pm EDT | V Daniel Robinson IIDirector | 25,000 | $38.56 | $964,100 | 587,558 | −4.08% | plan? |
| Oct 25, 2017 SForm 4 → | Oct 26, 1:06 pm EDT | V Daniel Robinson IIDirector | 25,000 | $38.58 | $964,500 | 612,558 | −3.92% | plan? |
| Aug 24, 2017 PForm 4 → | Aug 25, 4:07 pm EDT | Sarah A HallidayEVP/President Comm Banking | 300 | $33.00 | $9,900 | 2,481 | +13.8% | plan? |
| Aug 1, 2017 FForm 4 → | Aug 2, 2:36 pm EDT | Martin A DietrichDirector | 20,972 | $36.20 | $759,186 | 130,569 | — | plan? |
| Jul 27, 2017 MForm 4 → | Jul 28, 1:30 pm EDT | V Daniel Robinson IIDirector | 625 | $22.15 | $13,841 | 10,141 | — | plan? |
| Jun 1, 2017 SForm 4 → | Jun 2, 3:34 pm EDT | John C MitchellDirector | 1,438 | $35.48 | $51,025 | 32,781 | −4.20% | plan? |
| May 24, 2017 SForm 4 → | May 26, 12:39 pm EDT | John C MitchellDirector | 1,570 | $36.27 | $56,941 | 34,219 | −4.39% | plan? |
| May 23, 2017 AForm 4 → | May 25, 9:22 am EDT | Patricia T CivilDirector | 682 | — | — | 23,836 | — | plan? |
| May 23, 2017 AForm 4 → | May 25, 9:18 am EDT | Timothy E DelaneyDirector | 682 | — | — | 31,263 | — | plan? |
| May 23, 2017 AForm 4 → | May 25, 9:13 am EDT | Martin A DietrichDirector | 682 | — | — | 151,541 | — | plan? |
| May 23, 2017 AForm 4 → | May 25, 9:05 am EDT | James H DouglasDirector | 682 | — | — | 6,797 | — | plan? |
| May 23, 2017 AForm 4 → | May 25, 8:57 am EDT | Andrew S Kowalczyk IIIDirector | 682 | — | — | 3,435 | — | plan? |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Feb 20, 2019 AForm 4 → | Mar 6, 2:23 pm EST | Joseph R StaglianoEVP President Retail Banking | 1,270 | $38.35 | $48,700 | 11,433 | — | late |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:17 pm EST | Andrew S Kowalczyk IIIDirector | 19 | — | — | 913 | — | |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:15 pm EST | Joseph R StaglianoEVP President Retail Banking | 262 | — | — | 10,163 | — | |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 4:11 pm EST | Catherine ScarlettEVP, Chief HR & Ethics Officer | 276 | — | — | 7,620 | — | |
| Dec 31, 2018 JForm 5 → | Feb 13, 2019, 3:58 pm EST | Sarah A HallidayEVP/President Comm Banking | 15 | — | — | 726 | — | |
| Dec 26, 2018 AForm 4 → | Dec 27, 2:26 pm EST | Andrew S Kowalczyk IIIDirector | 40 | $33.58 | $1,343 | 894 | — | |
| Oct 2, 2018 AForm 4 → | Oct 3, 4:15 pm EDT | Andrew S Kowalczyk IIIDirector | 60 | $38.27 | $2,296 | 854 | — | |
| Jul 26, 2018 MForm 4 → | Jul 27, 11:55 am EDT | Joseph R StaglianoEVP Ops and Retail Banking | 5,500 | $41.45 | $227,983 | 0 | — | |
| Jul 3, 2018 AForm 4 → | Jul 3, 2:47 pm EDT | Andrew S Kowalczyk IIIDirector | 54 | $38.86 | $2,098 | 794 | — | |
| May 30, 2018 AForm 4 → | May 31, 1:30 pm EDT | Andrew S Kowalczyk IIIDirector | 292 | $38.48 | $11,235 | 740 | — | |
| Apr 27, 2018 IForm 4 → | May 1, 3:04 pm EDT | Sarah A HallidayEVP/President Comm Banking | 711 | $37.24 | $26,481 | 711 | — | |
| Apr 6, 2018 AForm 4 → | Apr 9, 2:56 pm EDT | Andrew S Kowalczyk IIIDirector | 37 | $36.33 | $1,344 | 448 | — | |
| Feb 5, 2018 AForm 4 → | Feb 7, 3:10 pm EST | Joseph R StaglianoEVP Ops and Retail Banking | 1,452 | $37.68 | $54,706 | 9,746 | — | |
| Jan 25, 2018 MForm 4 → | Jan 29, 4:20 pm EST | Robert A WadsworthDirector | 1,625 | $37.20 | $60,452 | 0 | — | |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:33 pm EST | Andrew S Kowalczyk IIIDirector | 6 | — | — | 411 | — | |
| Dec 31, 2017 JForm 5 → | Feb 13, 2018, 2:26 pm EST | Joseph R StaglianoEVP Ops and Retail Banking | 155 | — | — | 8,449 | — | |
| Dec 27, 2017 AForm 4 → | Jan 2, 2018, 5:51 pm EST | Andrew S Kowalczyk IIIDirector | 44 | $38.71 | $1,703 | 405 | — | late |
| Oct 5, 2017 AForm 4/A → | Dec 5, 4:32 pm EST | Andrew S Kowalczyk IIIDirector | 50 | $37.33 | $1,866 | 361 | — | |
| Oct 5, 2017 AForm 4 → | Oct 5, 4:05 pm EDT | Andrew S Kowalczyk IIIDirector | 155 | $37.33 | $5,786 | 512 | — | amended |
| Jul 27, 2017 MForm 4 → | Jul 28, 1:30 pm EDT | V Daniel Robinson IIDirector | 625 | — | — | 0 | — | |
| Jul 3, 2017 AForm 4/A → | Nov 29, 5:15 pm EST | Andrew S Kowalczyk IIIDirector | 311 | $36.67 | $11,404 | 311 | — | |
| Jul 3, 2017 AForm 4 → | Jul 6, 3:13 pm EDT | Andrew S Kowalczyk IIIDirector | 357 | $36.67 | $13,091 | 357 | — | amended |
| Feb 10, 2017 MForm 4 → | Feb 14, 3:15 pm EST | Martin A DietrichDirector | 23,206 | $39.96 | $927,337 | 0 | — | |
| Feb 6, 2017 MForm 4 → | Feb 8, 3:34 pm EST | Martin A DietrichDirector | 3,537 | $40.31 | $142,591 | 23,206 | — | |
| Feb 3, 2017 MForm 4 → | Feb 6, 2:08 pm EST | Martin A DietrichDirector | 20,515 | $40.40 | $828,902 | 0 | — | |
| Feb 2, 2017 MForm 4 → | Feb 3, 1:58 pm EST | Martin A DietrichDirector | 13,641 | $39.73 | $542,010 | 0 | — | |
| Jan 25, 2017 MForm 4 → | Jan 26, 3:41 pm EST | F Sheldon PrenticeEVP,General Counsel,Secretary | 10,000 | $41.65 | $416,460 | 0 | — | |
| Nov 16, 2016 MForm 4 → | Nov 17, 4:48 pm EST | Patricia T CivilDirector | 3,250 | $38.74 | $125,894 | 0 | — | |
| Nov 16, 2016 MForm 4 → | Nov 17, 4:39 pm EST | Joseph A SantangeloDirector | 3,000 | $38.90 | $116,700 | 0 | — | |
| Nov 16, 2016 MForm 4 → | Nov 17, 4:29 pm EST | Robert A WadsworthDirector | 1,375 | $38.74 | $53,270 | 0 | — | |
| Nov 14, 2016 MForm 4 → | Nov 15, 3:11 pm EST | Martin A DietrichPresident & CEO NBT Bancorp, Director | 21,741 | $40.20 | $873,962 | 0 | — | |
| Sep 22, 2016 MForm 4 → | Sep 23, 1:59 pm EDT | Martin A DietrichPresident & CEO NBT Bancorp, Director | 25,000 | $32.67 | $816,638 | 0 | — | |
| Sep 13, 2016 MForm 4 → | Sep 14, 5:31 pm EDT | Robert A WadsworthDirector | 500 | — | — | 0 | — | |
| Jul 27, 2016 AMForm 4 → | Jul 28, 4:01 pm EDT | Martin A DietrichPresident & CEO NBT Bancorp, Director | 70,515 | $29.78 | $744,495 | 20,515 | — | |
| Jul 27, 2016 MForm 4 → | Jul 28, 3:47 pm EDT | Jeffrey M LevyEVP/ Pres Commercial Banking | 31,000 | $29.83 | $924,758 | 0 | — | |
| May 12, 2016 AMForm 4 → | May 13, 2:52 pm EDT | Martin A DietrichPresident & CEO NBT Bancorp, Director | 54,743 | — | — | 26,743 | — | |
| Apr 29, 2016 MForm 4 → | May 3, 12:58 pm EDT | Michael M MurphyDirector | 900 | — | — | 0 | — | |
| Apr 8, 2016 AMForm 4 → | Apr 11, 3:19 pm EDT | Patricia T CivilDirector | 3,000 | — | — | 1,500 | — | |
| Mar 23, 2016 MForm 4 → | Mar 24, 4:12 pm EDT | Robert A WadsworthDirector | 500 | — | — | 0 | — | |
| Nov 23, 2015 MForm 4 → | Nov 25, 2:23 pm EST | Martin A DietrichPresident & CEO NBT Bancorp, Director | 42,641 | $30.17 | $1,286,479 | 0 | — | |
| Nov 20, 2015 MForm 4 → | Nov 23, 1:31 pm EST | Timothy E DelaneyDirector | 1,667 | $29.88 | $49,810 | 0 | — | |
| Nov 19, 2015 MForm 4 → | Nov 20, 9:12 am EST | David E RavenPresident of Retail Banking | 7,701 | $29.80 | $229,490 | 0 | — | |
| Nov 18, 2015 MForm 4 → | Nov 19, 12:42 pm EST | David E RavenPresident of Retail Banking | 13 | $29.80 | $387 | 7,701 | — | |
| Nov 16, 2015 MForm 4 → | Nov 17, 2:52 pm EST | Robert A WadsworthDirector | 210 | — | — | 0 | — | |
| Nov 11, 2015 MForm 4 → | Nov 12, 4:38 pm EST | Joseph A SantangeloDirector | 1,500 | — | — | 0 | — | |
| Nov 11, 2015 MForm 4 → | Nov 12, 4:33 pm EST | David E RavenPresident of Retail Banking | 1,110 | $30.20 | $33,522 | 7,714 | — | |
| Nov 6, 2015 MForm 4 → | Nov 9, 6:07 pm EST | David E RavenPresident of Retail Banking | 3,605 | $29.95 | $107,970 | 8,824 | — | |
| Nov 3, 2015 MForm 4 → | Nov 5, 2:46 pm EST | Jeffrey M LevyEVP/ Pres Commercial Banking | 9,000 | $28.32 | $254,861 | 9,000 | — | |
| Oct 29, 2015 MForm 4 → | Oct 30, 12:03 pm EDT | David E RavenPresident of Retail Banking | 4,571 | $29.25 | $133,704 | 12,429 | — | |
| Oct 28, 2015 MForm 4 → | Oct 29, 3:44 pm EDT | David E RavenPresident of Retail Banking | 19,000 | $28.50 | $541,500 | 0 | — | |
| Oct 9, 2015 MForm 4 → | Oct 13, 9:49 am EDT | Michael J ChewensSr EVP & CFO | 37,700 | $27.50 | $1,036,750 | 0 | — | |
| Sep 25, 2015 MForm 4 → | Sep 28, 2:38 pm EDT | Martin A DietrichPresident & CEO NBT Bancorp, Director | 15,000 | $26.99 | $404,850 | 0 | — | |
| Sep 14, 2015 AMForm 4 → | Sep 16, 3:31 pm EDT | Martin A DietrichPresident & CEO NBT Bancorp, Director | 28,641 | — | — | 13,641 | — | |
| Sep 1, 2015 AForm 4 → | Sep 3, 11:50 am EDT | Martin A DietrichPresident & CEO NBT Bancorp, Director | 20,575 | — | — | 20,575 | — | |
| Aug 6, 2015 MForm 4 → | Aug 7, 10:50 am EDT | Michael J ChewensSr EVP & CFO | 300 | $27.49 | $8,247 | 19,700 | — | |
| Aug 3, 2015 MForm 4 → | Aug 4, 12:03 pm EDT | Jeffrey M LevyEVP/ Pres Commercial Banking | 12,500 | $26.93 | $336,629 | 0 | — | |
| Jun 29, 2015 MForm 4 → | Jun 30, 4:35 pm EDT | Martin A DietrichPresident & CEO NBT Bancorp, Director | 6,470 | $26.32 | $170,291 | 0 | — | |
| Mar 19, 2015 MForm 4 → | Mar 23, 2:37 pm EDT | Joseph A SantangeloDirector | 1,500 | — | — | 0 | — |