NBT BANCORP INC — All Filings
1,000 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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10-K
10-K405
10-K405/A
10-Q
10-Q/A
11-K
11-K/A
13F-HR/A
144
3
3/A
305B2
4
4/A
424B2
424B3
424B5
425
5
5/A
8-A12G/A
8-K
8-K/A
CORRESP
DEF 14A
DEFA14A
DEFR14A
EFFECT
FWP
NO ACT
POS AM
PRE 14A
RW
S-3
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | PRIMARY DOCUMENT | 0001690001-25-000047 | Aug 15, 2025 | Aug 13, 2025 |
| 144 | — | 0001969223-25-000609 | Aug 13, 2025 | — |
| 10-Q | 10-Q | 0001140361-25-029850 | Aug 8, 2025 | Jun 30, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000045 | Aug 4, 2025 | Aug 1, 2025 |
| 8-K | 8-K | 0001140361-25-027601 | Jul 28, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000044 | Jul 16, 2025 | Jul 15, 2025 |
| 11-K | 11-K | 0001140361-25-023818 | Jun 26, 2025 | Dec 31, 2024 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000043 | Jun 5, 2025 | Jun 3, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000042 | Jun 4, 2025 | Jun 3, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000041 | May 29, 2025 | May 28, 2025 |
| 144 | — | 0001949846-25-000245 | May 28, 2025 | — |
| 3 | FORM 3 | 0001140361-25-020130 | May 22, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000040 | May 21, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000031 | May 21, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000032 | May 21, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000039 | May 21, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000033 | May 21, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000034 | May 21, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000035 | May 21, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000036 | May 21, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000037 | May 21, 2025 | May 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000038 | May 21, 2025 | May 20, 2025 |
| 8-K | 8-K | 0001140361-25-019911 | May 20, 2025 | — |
| 8-K | 8-K | 0001140361-25-019779 | May 19, 2025 | — |
| 8-K | 8-K | 0001140361-25-018814 | May 14, 2025 | — |
| 10-Q | 10-Q | 0001140361-25-018153 | May 9, 2025 | Mar 31, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000030 | May 7, 2025 | May 6, 2025 |
| 8-K | 8-K | 0001140361-25-017344 | May 5, 2025 | May 2, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000029 | Apr 30, 2025 | Apr 29, 2025 |
| 8-K | 8-K | 0001140361-25-015461 | Apr 24, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000028 | Apr 16, 2025 | Apr 15, 2025 |
| DEF 14A | DEF 14A | 0001140361-25-012462 | Apr 7, 2025 | May 20, 2025 |
| DEFA14A | DEFA14A | 0001140361-25-012463 | Apr 7, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000007 | Mar 26, 2025 | Mar 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000002 | Mar 26, 2025 | Mar 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000009 | Mar 26, 2025 | Mar 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000004 | Mar 26, 2025 | Mar 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000005 | Mar 26, 2025 | Mar 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000006 | Mar 26, 2025 | Mar 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000010 | Mar 26, 2025 | Mar 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000008 | Mar 26, 2025 | Mar 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000003 | Mar 26, 2025 | Mar 24, 2025 |
| 8-K | 8-K | 0001140361-25-010051 | Mar 24, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0002056264-25-000001 | Mar 7, 2025 | Mar 5, 2025 |
| 10-K | 10-K | 0001140361-25-006528 | Feb 28, 2025 | Dec 31, 2024 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000027 | Feb 26, 2025 | Feb 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000025 | Feb 25, 2025 | Feb 21, 2025 |
| 4 | PRIMARY DOCUMENT | 0001690001-25-000026 | Feb 25, 2025 | Feb 21, 2025 |
| 5 | PRIMARY DOCUMENT | 0001690001-25-000024 | Feb 14, 2025 | Dec 31, 2024 |
| 5 | PRIMARY DOCUMENT | 0001690001-25-000023 | Feb 14, 2025 | Dec 31, 2024 |