Casella Waste Systems Inc SEC filings CWST
Casella Waste Systems Inc has 1,004 filings in SEC EDGAR's recent list, going back to Jun 26, 2014. Its latest annual report, Form ARS, was filed on Apr 17, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 1, 2026 (regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Regulation FD disclosure
|
Oct 1, 2026 | Oct 1, 2026 |
| 10-Q | Quarterly report | Aug 7, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| 8-K/A |
Amended current report
Officer or director change
|
Jul 20, 2026 | Jun 26, 2026 |
| 8-K |
Current report
Officer or director change
|
Jul 1, 2026 | Jun 26, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 8, 2026 | Jun 4, 2026 |
| 8-K |
Current report
Other events
|
Jun 1, 2026 | Jun 1, 2026 |
| 8-K |
Current report
Other events
|
May 27, 2026 | May 27, 2026 |
| 8-K |
Current report
Other events
|
May 11, 2026 | May 11, 2026 |
| 10-Q | Quarterly report | May 1, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2026 | Apr 30, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 22, 2026 | Apr 20, 2026 |
| ARS | Annual report to shareholders | Apr 17, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 17, 2026 | — |
| DEF 14A | Proxy statement | Apr 17, 2026 | Jun 4, 2026 |
| 8-K |
Current report
Officer or director change
|
Mar 10, 2026 | Mar 6, 2026 |
| 10-K | Annual report | Feb 20, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 19, 2026 | Feb 19, 2026 |
| 10-Q | Quarterly report | Oct 31, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2025 | Oct 30, 2025 |
| 8-K |
Current report
Other events
|
Sep 2, 2025 | Sep 2, 2025 |
| 8-K |
Current report
Other events
|
Aug 28, 2025 | Aug 28, 2025 |
| 8-K |
Current report
Other events
|
Aug 18, 2025 | Aug 18, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 6, 2025 | Aug 1, 2025 |
| 8-K |
Current report
Other events
|
Aug 1, 2025 | Aug 1, 2025 |
| 8-K |
Current report
Other events
|
Aug 1, 2025 | Jul 31, 2025 |
| 10-Q | Quarterly report | Jul 31, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 31, 2025 | Jul 31, 2025 |
| 8-K |
Current report
Other events
|
Jul 17, 2025 | Jul 17, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 6, 2025 | Jun 5, 2025 |
| 10-Q | Quarterly report | May 2, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 1, 2025 | May 1, 2025 |
| ARS | Annual report to shareholders | Apr 18, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 18, 2025 | — |
| DEF 14A | Proxy statement | Apr 18, 2025 | Jun 5, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Mar 11, 2025 | Mar 11, 2025 |
| 8-K |
Current report
Other events
|
Mar 6, 2025 | Mar 6, 2025 |
| 8-K |
Current report
Other events
|
Feb 28, 2025 | Feb 28, 2025 |
| 10-K | Annual report | Feb 18, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 12, 2025 | Feb 12, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 23, 2024 | Dec 23, 2024 |
| 8-K |
Current report
Other events
|
Dec 17, 2024 | Dec 17, 2024 |
| 8-K |
Current report
Other events
|
Dec 10, 2024 | Dec 5, 2024 |
| 8-K |
Current report
Other events
|
Nov 21, 2024 | Nov 21, 2024 |
| S-3ASR | Automatic shelf registration | Oct 31, 2024 | — |
| 10-Q | Quarterly report | Oct 31, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 30, 2024 | Oct 30, 2024 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Sep 30, 2024 | Sep 27, 2024 |
| 8-K |
Current report
Material agreement, Other events
|
Sep 18, 2024 | Sep 17, 2024 |
| 424B5 | Prospectus supplement | Sep 18, 2024 | — |
| 424B5 | Prospectus supplement | Sep 17, 2024 | — |
| 8-K |
Current report
Other events
|
Sep 6, 2024 | Sep 6, 2024 |
| S-8 | Employee stock plan registration | Aug 2, 2024 | — |
| 10-Q | Quarterly report | Aug 2, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 1, 2024 | Aug 1, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 10, 2024 | Jun 6, 2024 |
| 10-Q | Quarterly report | Apr 26, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2024 | Apr 25, 2024 |
| ARS | Annual report to shareholders | Apr 19, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 19, 2024 | — |
| DEF 14A | Proxy statement | Apr 19, 2024 | Jun 6, 2024 |
| 10-K | Annual report | Feb 16, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 15, 2024 | Feb 15, 2024 |
| UPLOAD | Letter from the SEC | Jan 24, 2024 | — |
| CORRESP | Letter to the SEC | Dec 26, 2023 | — |
| UPLOAD | Letter from the SEC | Dec 13, 2023 | — |
| 10-Q | Quarterly report | Nov 2, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Officer or director change
|
Nov 1, 2023 | Oct 31, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 1, 2023 | Nov 1, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 5, 2023 | Sep 1, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Aug 24, 2023 | Aug 24, 2023 |
| 8-K |
Current report
Other events
|
Aug 9, 2023 | Aug 9, 2023 |
| 8-K |
Current report
Other events
|
Aug 1, 2023 | Aug 1, 2023 |
| 10-Q | Quarterly report | Jul 28, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2023 | Jul 27, 2023 |
| 8-K |
Current report
New debt, Regulation FD disclosure, Other events
|
Jul 3, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Agreement ended
|
Jun 20, 2023 | Jun 16, 2023 |
| 8-K |
Current report
Material agreement, Other events
|
Jun 15, 2023 | Jun 13, 2023 |
| 424B5 | Prospectus supplement | Jun 14, 2023 | — |
| 8-K |
Current report
Other events
|
Jun 12, 2023 | Jun 12, 2023 |
| 424B5 | Prospectus supplement | Jun 12, 2023 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure, Other events
|
Jun 12, 2023 | Jun 9, 2023 |
| S-8 | Employee stock plan registration | Jun 2, 2023 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 2, 2023 | Jun 1, 2023 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
May 30, 2023 | May 25, 2023 |
| 10-Q | Quarterly report | Apr 28, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 28, 2023 | Apr 25, 2023 |
| 8-K |
Current report
Results of operations
|
Apr 27, 2023 | Apr 27, 2023 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Apr 24, 2023 | Apr 21, 2023 |
| ARS | Annual report to shareholders | Apr 14, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Apr 14, 2023 | — |
| DEF 14A | Proxy statement | Apr 14, 2023 | — |
| 10-K | Annual report | Feb 17, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 16, 2023 | Feb 16, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Feb 10, 2023 | Feb 9, 2023 |
| 10-Q | Quarterly report | Oct 28, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Oct 27, 2022 | Oct 27, 2022 |
| UPLOAD | Letter from the SEC | Oct 17, 2022 | — |
| CORRESP | Letter to the SEC | Sep 26, 2022 | — |
| CORRESP | Letter to the SEC | Sep 15, 2022 | — |
| UPLOAD | Letter from the SEC | Sep 1, 2022 | — |
| 10-Q | Quarterly report | Jul 29, 2022 | Jun 30, 2022 |
| 8-K/A |
Amended current report
Officer or director change
|
Jul 29, 2022 | Apr 18, 2022 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2022 | Jul 28, 2022 |
| 8-K/A |
Amended current report
Officer or director change
|
Jun 22, 2022 | Apr 18, 2022 |
| 8-K |
Current report
Officer or director change
|
Jun 22, 2022 | Jun 20, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Jun 3, 2022 | Jun 2, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 1, 2022 | Jun 1, 2022 |
| 8-K |
Current report
Other events
|
May 19, 2022 | May 19, 2022 |
| 8-K |
Current report
Other events
|
May 3, 2022 | May 3, 2022 |
| 10-Q | Quarterly report | Apr 29, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 28, 2022 | Apr 28, 2022 |
| 8-K |
Current report
Officer or director change
|
Apr 21, 2022 | Apr 18, 2022 |
| DEFA14A | Additional proxy material | Apr 15, 2022 | — |
| DEF 14A | Proxy statement | Apr 15, 2022 | Jun 2, 2022 |
| 8-K |
Current report
Officer or director change
|
Mar 31, 2022 | Mar 31, 2022 |
| 10-K | Annual report | Feb 18, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 17, 2022 | Feb 17, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 28, 2021 | Dec 22, 2021 |
| S-3ASR | Automatic shelf registration | Oct 29, 2021 | — |
| 10-Q | Quarterly report | Oct 29, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2021 | Oct 28, 2021 |
| 8-K |
Current report
Officer or director change
|
Aug 13, 2021 | Aug 12, 2021 |
| 10-Q | Quarterly report | Jul 30, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2021 | Jul 29, 2021 |
| 8-K |
Current report
Officer or director change
|
Jun 16, 2021 | Jun 14, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Jun 3, 2021 | Jun 2, 2021 |
| 10-Q | Quarterly report | Apr 30, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2021 | Apr 29, 2021 |
| DEFA14A | Additional proxy material | Apr 15, 2021 | — |
| DEF 14A | Proxy statement | Apr 15, 2021 | Jun 2, 2021 |
| 10-K | Annual report | Feb 19, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 18, 2021 | Feb 18, 2021 |
| 10-Q | Quarterly report | Oct 30, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 29, 2020 | Oct 29, 2020 |
| 8-K |
Current report
Material agreement, Other events
|
Oct 23, 2020 | Oct 21, 2020 |
| 424B5 | Prospectus supplement | Oct 22, 2020 | — |
| 8-K |
Current report
Results of operations, Other events
|
Oct 20, 2020 | Oct 20, 2020 |
| 424B5 | Prospectus supplement | Oct 20, 2020 | — |
| 8-K |
Current report
Officer or director change
|
Oct 14, 2020 | Oct 13, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 2, 2020 | Sep 2, 2020 |
| 8-K |
Current report
Other events
|
Aug 20, 2020 | Aug 20, 2020 |
| 8-K |
Current report
Other events
|
Aug 5, 2020 | Aug 5, 2020 |
| 10-Q | Quarterly report | Aug 4, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Officer or director change
|
Aug 3, 2020 | Jul 28, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2020 | Aug 3, 2020 |
| UPLOAD | Letter from the SEC | Jul 28, 2020 | — |
| 8-K |
Current report
Material agreement, New debt
|
Jul 22, 2020 | Jul 20, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Jun 3, 2020 | Jun 2, 2020 |
| CORRESP | Letter to the SEC | May 21, 2020 | — |
| 10-Q | Quarterly report | May 8, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
May 7, 2020 | May 7, 2020 |
| CORRESP | Letter to the SEC | Apr 28, 2020 | — |
| UPLOAD | Letter from the SEC | Apr 24, 2020 | — |
| DEFA14A | Additional proxy material | Apr 20, 2020 | — |
| DEF 14A | Proxy statement | Apr 20, 2020 | Jun 2, 2020 |
| 8-K/A |
Amended current report
Regulation FD disclosure
|
Apr 2, 2020 | Apr 1, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 1, 2020 | Apr 1, 2020 |
| 8-K |
Current report
Other events
|
Feb 26, 2020 | Feb 25, 2020 |
| 10-K | Annual report | Feb 21, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 20, 2020 | Feb 20, 2020 |
| 8-K |
Current report
Officer or director change
|
Dec 19, 2019 | Dec 17, 2019 |
| 8-K |
Current report
Other events
|
Dec 2, 2019 | Dec 2, 2019 |
| 8-K |
Current report
Other events
|
Nov 21, 2019 | Nov 21, 2019 |
| 8-K |
Current report
Other events
|
Nov 6, 2019 | Nov 6, 2019 |
| 10-Q | Quarterly report | Nov 1, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 31, 2019 | Oct 31, 2019 |
| 8-K |
Current report
Other events
|
Oct 1, 2019 | Oct 1, 2019 |
| 8-K |
Current report
Other events
|
Sep 25, 2019 | Sep 25, 2019 |
| 8-K |
Current report
Other events
|
Sep 11, 2019 | Sep 11, 2019 |
| 10-Q | Quarterly report | Aug 2, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2019 | Aug 1, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Jun 6, 2019 | Jun 6, 2019 |
| 10-Q | Quarterly report | May 1, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2019 | Apr 30, 2019 |
| DEF 14A | Proxy statement | Apr 22, 2019 | Jun 4, 2019 |
| 10-K | Annual report | Feb 22, 2019 | Dec 31, 2018 |
| 8-K/A |
Amended current report
Results of operations
|
Feb 22, 2019 | Feb 21, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 21, 2019 | Feb 21, 2019 |
| 8-K |
Current report
Material agreement, Other events
|
Jan 24, 2019 | Jan 22, 2019 |
| 424B5 | Prospectus supplement | Jan 24, 2019 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 22, 2019 | Jan 22, 2019 |
| 424B5 | Prospectus supplement | Jan 22, 2019 | — |
| 10-Q | Quarterly report | Nov 2, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Results of operations
|
Nov 1, 2018 | Nov 1, 2018 |
| 8-K |
Current report
Other events
|
Sep 7, 2018 | Sep 6, 2018 |
| 10-Q | Quarterly report | Aug 3, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 2, 2018 | Aug 2, 2018 |
| 8-K |
Current report
Shareholder vote results
|
Jun 6, 2018 | Jun 6, 2018 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt, Other events
|
May 15, 2018 | May 15, 2018 |
| S-3ASR | Automatic shelf registration | May 9, 2018 | — |
| 10-Q | Quarterly report | May 4, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Results of operations
|
May 3, 2018 | May 3, 2018 |
| DEF 14A | Proxy statement | Apr 17, 2018 | Jun 1, 2018 |
| 8-K |
Current report
New debt, Other events
|
Apr 3, 2018 | Apr 3, 2018 |
| 8-K |
Current report
Other events
|
Mar 27, 2018 | Mar 27, 2018 |
| 8-K |
Current report
Other events
|
Mar 14, 2018 | Mar 14, 2018 |
| 8-K |
Current report
Other events
|
Mar 14, 2018 | Mar 14, 2018 |
| 10-K | Annual report | Mar 2, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Results of operations
|
Mar 1, 2018 | Mar 1, 2018 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Refuse Systems (SIC 4953)
- Listed as
- CWST (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Rutland, VT
- SEC filer status
- Large accelerated filer
- SEC CIK
- 911177
Other Refuse Systems companies
- Waste Management Inc WM
- Republic Services, Inc. RSG
- Waste Connections, Inc. WCN
- GFL Environmental Inc. GFL
- OIO Group OIO
- Enviri Corp NVRI
- Quest Resource Holding Corp QRHC
- Avalon Holdings Corp AWX
Source: SEC EDGAR filings. This is company-reported data, not investment advice.