Acacia Research Corp SEC filings ACTG
Acacia Research Corp has 1,002 filings in SEC EDGAR's recent list, going back to Oct 18, 2012. Its latest annual report, Form 10-K, was filed on Mar 12, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 5, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2026 | Nov 5, 2026 |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 25, 2026 | Jun 23, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| DEF 14A | Proxy statement | Apr 30, 2026 | Jun 23, 2026 |
| 10-K | Annual report | Mar 12, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Mar 11, 2026 | Mar 11, 2026 |
| 8-K |
Current report
Officer or director change
|
Feb 6, 2026 | Feb 2, 2026 |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2025 | Nov 5, 2025 |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2025 | Aug 6, 2025 |
| 8-K |
Current report
Officer or director change
|
Jun 24, 2025 | Jun 24, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 11, 2025 | Jun 10, 2025 |
| 8-K |
Current report
Shareholder vote results
|
May 21, 2025 | May 15, 2025 |
| 10-Q | Quarterly report | May 9, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 8, 2025 | May 8, 2025 |
| DEF 14A | Proxy statement | Apr 9, 2025 | May 15, 2025 |
| PRE 14A | Preliminary proxy statement | Mar 28, 2025 | May 15, 2025 |
| 10-K | Annual report | Mar 17, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 13, 2025 | Mar 13, 2025 |
| 8-K/A | Amended current report | Jan 2, 2025 | Oct 18, 2024 |
| 10-Q | Quarterly report | Nov 12, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2024 | Nov 12, 2024 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt, Regulation FD disclosure
|
Oct 21, 2024 | Oct 18, 2024 |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K/A | Amended current report | Jul 3, 2024 | Apr 17, 2024 |
| S-8 | Employee stock plan registration | Jun 5, 2024 | — |
| S-8 | Employee stock plan registration | Jun 5, 2024 | — |
| 8-K |
Current report
Shareholder vote results
|
May 22, 2024 | May 21, 2024 |
| 10-Q | Quarterly report | May 10, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 9, 2024 | May 9, 2024 |
| DEF 14A | Proxy statement | Apr 19, 2024 | Apr 18, 2024 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt, Regulation FD disclosure
|
Apr 17, 2024 | Apr 17, 2024 |
| 10-K | Annual report | Mar 15, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 14, 2024 | Mar 14, 2024 |
| 8-K |
Current report
Results of operations
|
Mar 14, 2024 | Mar 14, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Feb 20, 2024 | Feb 16, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 15, 2024 | Feb 13, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 14, 2024 | Feb 13, 2024 |
| 8-K |
Current report
Acquisition or sale of assets
|
Jan 22, 2024 | Jan 19, 2024 |
| 10-Q | Quarterly report | Nov 13, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2023 | Nov 9, 2023 |
| 10-Q | Quarterly report | Aug 3, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2023 | Aug 3, 2023 |
| 8-K/A |
Amended current report
Bylaw or fiscal year change, Other events
|
Aug 2, 2023 | Jul 27, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
Aug 1, 2023 | Jul 27, 2023 |
| 8-K |
Current report
Unregistered share sale, Other events
|
Jul 17, 2023 | Jul 13, 2023 |
| 8-K |
Current report
Officer or director change
|
Jun 9, 2023 | Jun 7, 2023 |
| 8-K |
Current report
Shareholder vote results
|
May 22, 2023 | May 16, 2023 |
| 10-Q | Quarterly report | May 11, 2023 | Mar 31, 2023 |
| DEFA14A | Additional proxy material | May 11, 2023 | — |
| 8-K |
Current report
Results of operations
|
May 11, 2023 | May 11, 2023 |
| DEF 14A | Proxy statement | Apr 17, 2023 | Apr 17, 2023 |
| PRE 14A | Preliminary proxy statement | Mar 29, 2023 | Mar 28, 2023 |
| 10-K | Annual report | Mar 17, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Mar 16, 2023 | — |
| 8-K |
Current report
Results of operations
|
Mar 16, 2023 | Mar 16, 2023 |
| 8-K |
Current report
Unregistered share sale, Change in control, Other events
|
Mar 6, 2023 | Mar 1, 2023 |
| 8-K |
Current report
Material agreement, Other events
|
Feb 14, 2023 | Feb 14, 2023 |
| 424B5 | Prospectus supplement | Feb 14, 2023 | — |
| 8-K |
Current report
Other events
|
Feb 3, 2023 | Feb 3, 2023 |
| 8-K |
Current report
Other events
|
Feb 3, 2023 | Feb 3, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jan 9, 2023 | Jan 3, 2023 |
| 8-K |
Current report
Officer or director change
|
Nov 28, 2022 | Nov 28, 2022 |
| 10-Q/A | Amended quarterly report | Nov 14, 2022 | Sep 30, 2022 |
| 10-Q | Quarterly report | Nov 14, 2022 | Sep 30, 2022 |
| DEFA14A | Additional proxy material | Nov 10, 2022 | — |
| 8-K |
Current report
Results of operations
|
Nov 10, 2022 | Nov 10, 2022 |
| 8-K |
Current report
Officer or director change
|
Nov 7, 2022 | Nov 1, 2022 |
| DEFA14A | Additional proxy material | Nov 1, 2022 | — |
| 8-K |
Current report
Material agreement, Agreement ended, Unregistered share sale, Officer or director change, Regulation FD disclosure
|
Nov 1, 2022 | Oct 30, 2022 |
| 8-K |
Current report
Material agreement
|
Sep 30, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Material agreement
|
Sep 15, 2022 | Sep 15, 2022 |
| 8-K |
Current report
Auditor change
|
Sep 7, 2022 | Aug 31, 2022 |
| 8-K |
Current report
Material agreement
|
Aug 24, 2022 | Aug 24, 2022 |
| 10-Q | Quarterly report | Aug 11, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 11, 2022 | Aug 11, 2022 |
| 8-K |
Current report
Material agreement, Change to shareholder rights
|
Jul 19, 2022 | Jul 15, 2022 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change
|
May 20, 2022 | May 18, 2022 |
| 8-K |
Current report
Shareholder vote results
|
May 18, 2022 | May 12, 2022 |
| 10-Q | Quarterly report | May 12, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 12, 2022 | May 12, 2022 |
| 8-K |
Current report
Officer or director change
|
Apr 29, 2022 | Apr 25, 2022 |
| DEF 14A | Proxy statement | Apr 20, 2022 | May 12, 2022 |
| 8-K |
Current report
Material agreement, Change to shareholder rights
|
Apr 20, 2022 | Apr 14, 2022 |
| PRE 14A | Preliminary proxy statement | Apr 1, 2022 | Apr 1, 2022 |
| 10-K | Annual report | Mar 31, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations, Other events
|
Mar 31, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Officer or director change
|
Mar 15, 2022 | Mar 10, 2022 |
| 8-K |
Current report
Material agreement, Change to shareholder rights
|
Feb 4, 2022 | Jan 31, 2022 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 24, 2022 | Jan 24, 2022 |
| 8-K |
Current report
Other events
|
Dec 8, 2021 | Dec 6, 2021 |
| 8-K |
Current report
Material agreement
|
Dec 6, 2021 | Nov 30, 2021 |
| 8-K |
Current report
Material agreement, Change to shareholder rights
|
Nov 19, 2021 | Nov 15, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 15, 2021 | Nov 15, 2021 |
| 10-Q | Quarterly report | Nov 15, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Other events
|
Nov 2, 2021 | Oct 29, 2021 |
| 8-K |
Current report
Material agreement, New debt, Change to shareholder rights
|
Oct 6, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Officer or director change
|
Sep 10, 2021 | Sep 9, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 16, 2021 | Aug 16, 2021 |
| 10-Q | Quarterly report | Aug 16, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Material agreement, New debt, Change to shareholder rights
|
Jul 7, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change
|
May 25, 2021 | May 19, 2021 |
| 8-K |
Current report
Shareholder vote results
|
May 18, 2021 | May 12, 2021 |
| 10-Q | Quarterly report | May 17, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 17, 2021 | May 17, 2021 |
| DEFA14A | Additional proxy material | Apr 22, 2021 | — |
| 8-K |
Current report
Auditor change
|
Apr 20, 2021 | Apr 16, 2021 |
| DEF 14A | Proxy statement | Apr 16, 2021 | May 12, 2021 |
| 8-K |
Current report
Auditor change
|
Apr 13, 2021 | Apr 10, 2021 |
| 8-K |
Current report
Material agreement, New debt, Change to shareholder rights
|
Apr 6, 2021 | Mar 31, 2021 |
| PRE 14A | Preliminary proxy statement | Apr 2, 2021 | Apr 30, 2021 |
| 10-K | Annual report | Mar 29, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Mar 29, 2021 | Mar 29, 2021 |
| 8-K |
Current report
Officer or director change
|
Mar 22, 2021 | Mar 16, 2021 |
| 8-K |
Current report
Other events
|
Feb 9, 2021 | Jan 29, 2021 |
| 424B5 | Prospectus supplement | Nov 25, 2020 | — |
| EFFECT | Filing | Nov 23, 2020 | — |
| CORRESP | Letter to the SEC | Nov 19, 2020 | — |
| S-3/A | Form s-3 amendment 1 | Nov 19, 2020 | — |
| UPLOAD | Letter from the SEC | Nov 18, 2020 | — |
| S-3 | Shelf registration | Nov 9, 2020 | — |
| 10-Q | Quarterly report | Nov 9, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2020 | Nov 9, 2020 |
| 8-K |
Current report
Officer or director change
|
Oct 20, 2020 | Oct 14, 2020 |
| 10-Q | Quarterly report | Aug 10, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2020 | Aug 10, 2020 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Aug 3, 2020 | Jul 28, 2020 |
| 8-K |
Current report
Other events
|
Jul 20, 2020 | Jul 20, 2020 |
| 8-K |
Current report
Material agreement, New debt, Change to shareholder rights
|
Jul 7, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Officer or director change
|
Jun 25, 2020 | Jun 19, 2020 |
| 8-K |
Current report
Material agreement, New debt, Change to shareholder rights, Other events
|
Jun 10, 2020 | Jun 10, 2020 |
| 8-K |
Current report
Officer or director change
|
Jun 4, 2020 | May 29, 2020 |
| 8-K |
Current report
Shareholder vote results
|
May 18, 2020 | May 12, 2020 |
| 10-Q | Quarterly report | May 11, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
May 11, 2020 | May 11, 2020 |
| DEF 14A | Proxy statement | Apr 10, 2020 | Apr 10, 2020 |
| 10-K | Annual report | Mar 16, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Officer or director change, Other events
|
Mar 12, 2020 | Mar 11, 2020 |
| 8-K |
Current report
Results of operations
|
Mar 12, 2020 | Mar 12, 2020 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 3, 2020 | Feb 25, 2020 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Feb 21, 2020 | Feb 20, 2020 |
| DEFA14A | Additional proxy material | Feb 6, 2020 | — |
| DEFA14A | Additional proxy material | Feb 5, 2020 | — |
| DEFA14A | Additional proxy material | Jan 31, 2020 | — |
| DEF 14A | Proxy statement | Jan 17, 2020 | Feb 14, 2020 |
| 8-K |
Current report
Material agreement, Bylaw or fiscal year change
|
Jan 13, 2020 | Jan 13, 2020 |
| PRE 14A | Preliminary proxy statement | Dec 10, 2019 | Dec 9, 2019 |
| D | Filing | Dec 3, 2019 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Change to shareholder rights, Officer or director change, Bylaw or fiscal year change
|
Nov 19, 2019 | Nov 18, 2019 |
| DEFA14A | Additional proxy material | Nov 19, 2019 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 18, 2019 | Nov 18, 2019 |
| 10-Q | Quarterly report | Nov 12, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2019 | Nov 12, 2019 |
| 8-K |
Current report
Officer or director change
|
Sep 9, 2019 | Sep 9, 2019 |
| 10-Q | Quarterly report | Aug 9, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Other events
|
Aug 9, 2019 | Aug 9, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2019 | Aug 5, 2019 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Aug 2, 2019 | Aug 1, 2019 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change
|
Jul 25, 2019 | Jul 25, 2019 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Jul 19, 2019 | Jul 19, 2019 |
| DEFA14A | Additional proxy material | Jul 8, 2019 | — |
| DEF 14A | Proxy statement | Jun 14, 2019 | Jun 14, 2019 |
| PRE 14A | Preliminary proxy statement | May 24, 2019 | May 24, 2018 |
| 10-Q | Quarterly report | May 10, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Officer or director change
|
May 10, 2019 | May 10, 2019 |
| 8-K |
Current report
Results of operations
|
May 9, 2019 | May 9, 2019 |
| 10-K/A | Amended annual report | Apr 30, 2019 | Dec 31, 2018 |
| 8-A12B | Filing | Mar 15, 2019 | — |
| 10-K | Annual report | Mar 15, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Results of operations
|
Mar 13, 2019 | Mar 13, 2019 |
| 8-K |
Current report
Officer or director change
|
Feb 13, 2019 | Feb 13, 2019 |
| 8-K |
Current report
Officer or director change
|
Jan 24, 2019 | Jan 23, 2019 |
| 10-Q | Quarterly report | Nov 9, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 25, 2018 | Oct 25, 2018 |
| 8-K |
Current report
Officer or director change
|
Sep 11, 2018 | Sep 11, 2018 |
| 8-K |
Current report
Officer or director change
|
Aug 16, 2018 | Aug 16, 2018 |
| 8-K |
Current report
Officer or director change
|
Aug 13, 2018 | Aug 13, 2018 |
| 10-Q | Quarterly report | Aug 10, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2018 | Aug 8, 2018 |
| 8-K |
Current report
Listing notice, Other events
|
Aug 2, 2018 | Jul 30, 2018 |
| 8-K |
Current report
Officer or director change
|
Jul 31, 2018 | Jul 25, 2018 |
| UPLOAD | Letter from the SEC | Jul 6, 2018 | — |
| UPLOAD | Letter from the SEC | Jul 6, 2018 | — |
| 8-K |
Current report
Shareholder vote results
|
Jun 20, 2018 | Jun 20, 2018 |
| DFAN14A | Filing | Jun 14, 2018 | — |
| DFAN14A | Filing | Jun 7, 2018 | — |
| DFAN14A | Filing | Jun 4, 2018 | — |
| DEFA14A | Additional proxy material | Jun 4, 2018 | — |
| DEFA14A | Additional proxy material | Jun 4, 2018 | — |
| DFAN14A | Filing | May 31, 2018 | — |
| DEFA14A | Additional proxy material | May 31, 2018 | — |
| DEFA14A | Additional proxy material | May 30, 2018 | — |
| DEFA14A | Additional proxy material | May 30, 2018 | — |
| DFAN14A | Filing | May 30, 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Patent Owners & Lessors (SIC 6794)
- Listed as
- ACTG (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- New York, NY
- SEC filer status
- Accelerated filer, Smaller reporting company
- SEC CIK
- 934549
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.