SEC Filings for NBT BANCORP INC (NBTB)

Last updated: 2026-03-27 17:10 UTC | Total filings: 1054

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SCHEDULE 13G/A March 27, 2026 - View Document
4 March 25, 2026 FORM 4 View Document
4 March 25, 2026 - View Document
4 March 25, 2026 FORM 4 View Document
4 March 25, 2026 - View Document
4 March 25, 2026 - View Document
4 March 25, 2026 FORM 4 View Document
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4 March 25, 2026 FORM 4 View Document
4 March 17, 2026 PRIMARY DOCUMENT View Document
144 March 13, 2026 - View Document
4/A March 13, 2026 PRIMARY DOCUMENT View Document
4 March 9, 2026 PRIMARY DOCUMENT View Document
10-K Feb. 27, 2026 10-K View Document
4 Feb. 18, 2026 PRIMARY DOCUMENT View Document
144 Feb. 17, 2026 - View Document
5 Feb. 13, 2026 PRIMARY DOCUMENT View Document
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8-K Feb. 10, 2026 8-K View Document
4 Jan. 29, 2026 PRIMARY DOCUMENT View Document
8-K Jan. 26, 2026 8-K View Document
4 Jan. 16, 2026 PRIMARY DOCUMENT View Document
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4 Nov. 7, 2025 PRIMARY DOCUMENT View Document
10-Q Nov. 7, 2025 10-Q View Document
8-K Nov. 4, 2025 8-K View Document
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144 Oct. 31, 2025 - View Document
4 Oct. 31, 2025 PRIMARY DOCUMENT View Document
8-K Oct. 27, 2025 8-K View Document
8-K Aug. 29, 2025 8-K View Document
4 Aug. 18, 2025 PRIMARY DOCUMENT View Document
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144 Aug. 13, 2025 - View Document
10-Q Aug. 8, 2025 10-Q View Document
4 Aug. 4, 2025 PRIMARY DOCUMENT View Document
8-K July 28, 2025 8-K View Document
4 July 16, 2025 PRIMARY DOCUMENT View Document
11-K June 26, 2025 11-K View Document
4 June 5, 2025 PRIMARY DOCUMENT View Document
4 June 4, 2025 PRIMARY DOCUMENT View Document
4 May 29, 2025 PRIMARY DOCUMENT View Document
144 May 28, 2025 - View Document
3 May 22, 2025 FORM 3 View Document
4 May 21, 2025 PRIMARY DOCUMENT View Document
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8-K May 20, 2025 8-K View Document
8-K May 19, 2025 8-K View Document
8-K May 14, 2025 8-K View Document
10-Q May 9, 2025 10-Q View Document
4 May 7, 2025 PRIMARY DOCUMENT View Document
8-K May 5, 2025 8-K View Document
4 April 30, 2025 PRIMARY DOCUMENT View Document
8-K April 24, 2025 8-K View Document
4 April 16, 2025 PRIMARY DOCUMENT View Document
DEFA14A April 7, 2025 DEFA14A View Document
DEF 14A April 7, 2025 DEF 14A View Document
4 March 26, 2025 PRIMARY DOCUMENT View Document
4 March 26, 2025 PRIMARY DOCUMENT View Document
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8-K March 24, 2025 8-K View Document
4 March 7, 2025 PRIMARY DOCUMENT View Document
10-K Feb. 28, 2025 10-K View Document
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8-K Feb. 12, 2025 8-K View Document
4 Feb. 11, 2025 PRIMARY DOCUMENT View Document
144 Feb. 10, 2025 - View Document
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144 Jan. 31, 2025 - View Document
8-K Jan. 27, 2025 8-K View Document
4 Jan. 16, 2025 PRIMARY DOCUMENT View Document
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8-K Dec. 20, 2024 8-K View Document
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8-K Dec. 13, 2024 8-K View Document
144 Dec. 13, 2024 - View Document
425 Dec. 13, 2024 425 View Document
4 Dec. 13, 2024 PRIMARY DOCUMENT View Document
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144 Nov. 22, 2024 - View Document
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8-K Nov. 12, 2024 8-K View Document
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10-Q Nov. 8, 2024 10-Q View Document
4 Nov. 8, 2024 PRIMARY DOCUMENT View Document
144 Nov. 7, 2024 - View Document
EFFECT Nov. 7, 2024 - View Document
424B3 Nov. 7, 2024 424B3 View Document
S-4/A Nov. 5, 2024 S-4/A View Document
CORRESP Nov. 5, 2024 - View Document
UPLOAD Nov. 4, 2024 - View Document
4 Nov. 1, 2024 PRIMARY DOCUMENT View Document
4 Oct. 31, 2024 PRIMARY DOCUMENT View Document
144 Oct. 30, 2024 - View Document
8-K Oct. 28, 2024 8-K View Document
S-4 Oct. 24, 2024 S-4 View Document
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425 Sept. 11, 2024 425 View Document
425 Sept. 10, 2024 425 View Document
425 Sept. 9, 2024 425 View Document
8-K Sept. 9, 2024 8-K View Document
425 Sept. 9, 2024 425 View Document
8-K Sept. 3, 2024 8-K View Document
4 Aug. 19, 2024 PRIMARY DOCUMENT View Document
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10-Q Aug. 9, 2024 10-Q View Document
4 July 29, 2024 PRIMARY DOCUMENT View Document
8-K July 22, 2024 8-K View Document
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11-K June 28, 2024 11-K View Document
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8-K May 22, 2024 8-K View Document
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8-K May 21, 2024 8-K View Document
S-8 May 21, 2024 S-8 View Document
8-K May 20, 2024 8-K View Document
4 May 16, 2024 PRIMARY DOCUMENT View Document
10-Q May 9, 2024 10-Q View Document
8-K May 8, 2024 8-K View Document
8-K April 22, 2024 8-K View Document
DEFA14A April 5, 2024 DEFA14A View Document
DEF 14A April 5, 2024 DEF 14A View Document
S-3ASR March 26, 2024 S-3ASR View Document
4 March 18, 2024 PRIMARY DOCUMENT View Document
4 March 18, 2024 PRIMARY DOCUMENT View Document
4 March 18, 2024 PRIMARY DOCUMENT View Document
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8-K March 1, 2024 8-K View Document
10-K Feb. 29, 2024 10-K View Document
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SC 13G/A Feb. 13, 2024 SCHEDULE 13G/A View Document
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SC 13G/A Jan. 23, 2024 - View Document
8-K Jan. 23, 2024 8-K View Document
8-K Jan. 22, 2024 8-K View Document
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8-K Dec. 19, 2023 8-K View Document
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8-K Nov. 14, 2023 8-K View Document
10-Q Nov. 9, 2023 10-Q View Document
8-K Oct. 24, 2023 8-K View Document
8-K Sept. 1, 2023 8-K View Document
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8-K Aug. 14, 2023 8-K View Document
4 Aug. 11, 2023 PRIMARY DOCUMENT View Document
10-Q Aug. 7, 2023 10-Q View Document
8-K July 31, 2023 8-K View Document
4 July 17, 2023 PRIMARY DOCUMENT View Document
425 July 10, 2023 425 View Document
8-K July 10, 2023 8-K View Document
11-K June 29, 2023 11-K View Document
4 June 16, 2023 PRIMARY DOCUMENT View Document
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144 June 14, 2023 - View Document
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8-K June 5, 2023 8-K View Document
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8-K May 17, 2023 8-K View Document
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8-K May 15, 2023 8-K View Document
10-Q May 10, 2023 10-Q View Document
4 May 4, 2023 PRIMARY DOCUMENT View Document
8-K April 24, 2023 8-K View Document
4 April 17, 2023 PRIMARY DOCUMENT View Document
8-K April 13, 2023 8-K View Document
425 April 13, 2023 425 View Document
DEFA14A April 6, 2023 DEFA14A View Document
DEF 14A April 6, 2023 DEF 14A View Document
8-K April 3, 2023 8-K View Document
425 April 3, 2023 425 View Document
4 March 30, 2023 PRIMARY DOCUMENT View Document
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8-K March 21, 2023 8-K View Document
4 March 8, 2023 PRIMARY DOCUMENT View Document
10-K March 1, 2023 10-K View Document
424B3 March 1, 2023 424B3 View Document
EFFECT Feb. 28, 2023 - View Document
S-4/A Feb. 24, 2023 S-4/A View Document
CORRESP Feb. 24, 2023 - View Document
4 Feb. 24, 2023 PRIMARY DOCUMENT View Document
4 Feb. 24, 2023 PRIMARY DOCUMENT View Document
UPLOAD Feb. 22, 2023 - View Document
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8-K Feb. 14, 2023 8-K View Document
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S-4 Feb. 13, 2023 S-4 View Document
SC 13G/A Feb. 9, 2023 SCHEDULE 13G/A View Document
4 Jan. 27, 2023 PRIMARY DOCUMENT View Document
SC 13G/A Jan. 23, 2023 - View Document
8-K Jan. 23, 2023 8-K View Document
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425 Dec. 6, 2022 425 View Document
425 Dec. 5, 2022 425 View Document
8-K Dec. 5, 2022 8-K View Document
425 Dec. 5, 2022 425 View Document
425 Dec. 5, 2022 425 View Document
4 Nov. 16, 2022 PRIMARY DOCUMENT View Document
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10-Q Nov. 9, 2022 10-Q View Document
8-K Nov. 7, 2022 8-K View Document
8-K Oct. 25, 2022 8-K View Document
4 Sept. 26, 2022 PRIMARY DOCUMENT View Document
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8-K Aug. 24, 2022 8-K View Document
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10-Q Aug. 8, 2022 10-Q View Document
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8-K July 25, 2022 8-K View Document
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11-K June 27, 2022 11-K View Document
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3 May 26, 2022 FORM 3 View Document
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8-K May 18, 2022 8-K View Document
8-K May 16, 2022 8-K View Document
10-Q May 9, 2022 10-Q View Document
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8-K May 2, 2022 8-K View Document
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3 April 27, 2022 FORM 3 View Document
8-K April 25, 2022 8-K View Document
DEFA14A April 7, 2022 DEFA14A View Document
DEF 14A April 7, 2022 DEF 14A View Document
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10-K March 1, 2022 10-K View Document
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SC 13G/A Feb. 10, 2022 SCHEDULE 13G/A View Document
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8-K Feb. 1, 2022 8-K View Document
SC 13G/A Jan. 27, 2022 - View Document
8-K Jan. 26, 2022 8-K View Document
8-K Jan. 26, 2022 8-K View Document
SC 13G/A Jan. 25, 2022 - View Document
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8-K Jan. 7, 2022 8-K View Document
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10-Q Nov. 9, 2021 10-Q View Document
8-K Nov. 2, 2021 8-K View Document
8-K Oct. 26, 2021 8-K View Document
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8-K Sept. 8, 2021 8-K View Document
8-K Aug. 30, 2021 8-K View Document
10-Q Aug. 6, 2021 10-Q View Document
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8-K July 26, 2021 8-K View Document
3 July 13, 2021 FORM 3 View Document
8-K July 6, 2021 8-K View Document
11-K June 25, 2021 11-K View Document
8-K June 23, 2021 8-K View Document
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8-K May 26, 2021 8-K View Document
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8-K May 24, 2021 8-K View Document
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10-Q May 6, 2021 10-Q View Document
S-3ASR April 30, 2021 S-3ASR View Document
8-K April 26, 2021 8-K View Document
DEF 14A April 15, 2021 DEF 14A View Document
DEFA14A April 15, 2021 DEFA14A View Document
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8-K March 12, 2021 8-K View Document
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10-K March 1, 2021 10-K View Document
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SC 13G/A Feb. 10, 2021 SCHEDULE 13G/A View Document
8-K Feb. 9, 2021 8-K View Document
8-K Jan. 27, 2021 8-K View Document
SC 13G/A Jan. 26, 2021 - View Document
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10-Q Nov. 6, 2020 10-Q View Document
8-K Nov. 6, 2020 8-K View Document
8-K Oct. 26, 2020 8-K View Document
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8-K Sept. 28, 2020 8-K View Document
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10-Q Aug. 10, 2020 10-Q View Document
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8-K July 27, 2020 8-K View Document
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11-K June 26, 2020 11-K View Document
8-K June 23, 2020 FORM 8-K View Document
8-K June 22, 2020 FORM 8-K View Document
305B2 June 17, 2020 305B2 View Document
424B5 June 17, 2020 424B5 View Document
FWP June 16, 2020 FWP View Document
424B5 June 16, 2020 424B5 View Document
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