Browse the latest SEC filings and forms submitted by Werewolf Therapeutics, Inc. (HOWL). Access annual reports, quarterly statements, and other official disclosures.
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Search Company Filings →| Form | Filing Date | Description | Link |
|---|---|---|---|
| 8-K | March 27, 2026 | 8-K | View Document |
| 10-K | March 27, 2026 | 10-K | View Document |
| 3 | March 13, 2026 | FORM 3 | View Document |
| 8-K | Feb. 24, 2026 | 8-K | View Document |
| 8-K | Feb. 13, 2026 | 8-K | View Document |
| SCHEDULE 13G/A | Feb. 11, 2026 | - | View Document |
| 8-K | Feb. 6, 2026 | 8-K | View Document |
| 4 | Jan. 20, 2026 | - | View Document |
| SCHEDULE 13D/A | Jan. 16, 2026 | - | View Document |
| 4 | Jan. 15, 2026 | - | View Document |
| 4 | Jan. 12, 2026 | - | View Document |
| 4 | Jan. 7, 2026 | - | View Document |
| 144 | Jan. 6, 2026 | - | View Document |
| 144 | Jan. 6, 2026 | - | View Document |
| 144 | Jan. 6, 2026 | - | View Document |
| 144 | Jan. 6, 2026 | - | View Document |
| 144 | Jan. 6, 2026 | - | View Document |
| 144 | Jan. 6, 2026 | - | View Document |
| 4 | Jan. 2, 2026 | - | View Document |
| 144 | Dec. 29, 2025 | - | View Document |
| 144 | Dec. 29, 2025 | - | View Document |
| 144 | Dec. 29, 2025 | - | View Document |
| SCHEDULE 13D/A | Dec. 29, 2025 | - | View Document |
| 4 | Dec. 29, 2025 | - | View Document |
| 144 | Dec. 29, 2025 | - | View Document |
| 144 | Dec. 29, 2025 | - | View Document |
| 144 | Dec. 29, 2025 | - | View Document |
| 144 | Dec. 22, 2025 | - | View Document |
| 144 | Dec. 22, 2025 | - | View Document |
| 144 | Dec. 22, 2025 | - | View Document |
| 144 | Dec. 22, 2025 | - | View Document |
| 144 | Dec. 22, 2025 | - | View Document |
| 144 | Dec. 22, 2025 | - | View Document |
| 8-K | Dec. 18, 2025 | 8-K | View Document |
| 4 | Dec. 17, 2025 | - | View Document |
| 4 | Dec. 12, 2025 | - | View Document |
| 144 | Dec. 10, 2025 | - | View Document |
| 144 | Dec. 10, 2025 | - | View Document |
| 144 | Dec. 10, 2025 | - | View Document |
| 144 | Dec. 10, 2025 | - | View Document |
| 144 | Dec. 10, 2025 | - | View Document |
| 144 | Dec. 10, 2025 | - | View Document |
| 4 | Dec. 9, 2025 | - | View Document |
| 4 | Dec. 4, 2025 | - | View Document |
| 4 | Dec. 4, 2025 | - | View Document |
| 4 | Dec. 4, 2025 | - | View Document |
| 144 | Dec. 3, 2025 | - | View Document |
| 144 | Dec. 3, 2025 | - | View Document |
| 144 | Dec. 3, 2025 | - | View Document |
| 144 | Dec. 3, 2025 | - | View Document |
| 144 | Dec. 3, 2025 | - | View Document |
| SCHEDULE 13D/A | Dec. 3, 2025 | - | View Document |
| 144 | Dec. 3, 2025 | - | View Document |
| 4 | Dec. 1, 2025 | - | View Document |
| 4 | Dec. 1, 2025 | - | View Document |
| 4 | Dec. 1, 2025 | - | View Document |
| 4 | Nov. 25, 2025 | - | View Document |
| 4 | Nov. 25, 2025 | - | View Document |
| 4 | Nov. 25, 2025 | - | View Document |
| 144 | Nov. 24, 2025 | - | View Document |
| 144 | Nov. 24, 2025 | - | View Document |
| 144 | Nov. 24, 2025 | - | View Document |
| 144 | Nov. 24, 2025 | - | View Document |
| 144 | Nov. 24, 2025 | - | View Document |
| 144 | Nov. 24, 2025 | - | View Document |
| 4 | Nov. 20, 2025 | - | View Document |
| 4 | Nov. 20, 2025 | - | View Document |
| 4 | Nov. 20, 2025 | - | View Document |
| 144 | Nov. 17, 2025 | - | View Document |
| 144 | Nov. 17, 2025 | - | View Document |
| SCHEDULE 13D/A | Nov. 17, 2025 | - | View Document |
| 4 | Nov. 17, 2025 | - | View Document |
| 4 | Nov. 17, 2025 | - | View Document |
| 4 | Nov. 17, 2025 | - | View Document |
| 144 | Nov. 17, 2025 | - | View Document |
| 144 | Nov. 17, 2025 | - | View Document |
| 144 | Nov. 17, 2025 | - | View Document |
| 144 | Nov. 17, 2025 | - | View Document |
| 4 | Nov. 12, 2025 | - | View Document |
| 4 | Nov. 12, 2025 | - | View Document |
| 4 | Nov. 12, 2025 | - | View Document |
| 144 | Nov. 10, 2025 | - | View Document |
| 144 | Nov. 10, 2025 | - | View Document |
| 144 | Nov. 10, 2025 | - | View Document |
| 144 | Nov. 10, 2025 | - | View Document |
| 144 | Nov. 10, 2025 | - | View Document |
| 144 | Nov. 10, 2025 | - | View Document |
| 4 | Nov. 6, 2025 | - | View Document |
| SCHEDULE 13D/A | Nov. 6, 2025 | - | View Document |
| 4 | Nov. 6, 2025 | - | View Document |
| 4 | Nov. 6, 2025 | - | View Document |
| 144 | Nov. 4, 2025 | - | View Document |
| 10-Q | Nov. 4, 2025 | 10-Q | View Document |
| 8-K | Nov. 4, 2025 | 8-K | View Document |
| SCHEDULE 13D/A | Nov. 4, 2025 | - | View Document |
| 144 | Nov. 4, 2025 | - | View Document |
| 144 | Nov. 4, 2025 | - | View Document |
| 144 | Nov. 4, 2025 | - | View Document |
| 144 | Nov. 4, 2025 | - | View Document |
| 144 | Nov. 4, 2025 | - | View Document |
| 4 | Nov. 3, 2025 | - | View Document |
| 4 | Nov. 3, 2025 | - | View Document |
| 4 | Nov. 3, 2025 | - | View Document |
| 144 | Oct. 30, 2025 | - | View Document |
| 144 | Oct. 30, 2025 | - | View Document |
| 144 | Oct. 30, 2025 | - | View Document |
| 144 | Oct. 30, 2025 | - | View Document |
| 144 | Oct. 30, 2025 | - | View Document |
| 144 | Oct. 30, 2025 | - | View Document |
| 4 | Oct. 29, 2025 | - | View Document |
| 4 | Oct. 29, 2025 | - | View Document |
| 4 | Oct. 29, 2025 | - | View Document |
| 144 | Oct. 27, 2025 | - | View Document |
| 144 | Oct. 27, 2025 | - | View Document |
| 144 | Oct. 27, 2025 | - | View Document |
| 144 | Oct. 27, 2025 | - | View Document |
| 144 | Oct. 27, 2025 | - | View Document |
| 144 | Oct. 27, 2025 | - | View Document |
| 8-K | Oct. 6, 2025 | 8-K | View Document |
| SCHEDULE 13G/A | Aug. 14, 2025 | - | View Document |
| 8-K | Aug. 14, 2025 | 8-K | View Document |
| 10-Q | Aug. 14, 2025 | 10-Q | View Document |
| 8-K | June 13, 2025 | 8-K | View Document |
| 4 | June 13, 2025 | 4 | View Document |
| 4 | June 13, 2025 | 4 | View Document |
| 4 | June 13, 2025 | 4 | View Document |
| 4 | June 13, 2025 | 4 | View Document |
| 4 | June 13, 2025 | 4 | View Document |
| 4 | June 13, 2025 | 4 | View Document |
| 4 | June 13, 2025 | 4 | View Document |
| 8-K | May 15, 2025 | 8-K | View Document |
| EFFECT | May 15, 2025 | - | View Document |
| 4 | May 14, 2025 | - | View Document |
| SCHEDULE 13D/A | May 14, 2025 | - | View Document |
| CORRESP | May 13, 2025 | - | View Document |
| UPLOAD | May 12, 2025 | - | View Document |
| S-8 | May 8, 2025 | S-8 | View Document |
| 10-Q | May 8, 2025 | 10-Q | View Document |
| 8-K | May 8, 2025 | 8-K | View Document |
| S-3 | May 8, 2025 | S-3 | View Document |
| 4 | May 2, 2025 | 4 | View Document |
| 4 | April 30, 2025 | - | View Document |
| 4 | April 30, 2025 | - | View Document |
| 4 | April 30, 2025 | - | View Document |
| DEF 14A | April 28, 2025 | DEF 14A | View Document |
| DEFA14A | April 28, 2025 | DEFA 14A | View Document |
| ARS | April 28, 2025 | ARS | View Document |
| 3 | April 18, 2025 | 3 | View Document |
| 8-K | March 11, 2025 | 8-K | View Document |
| 10-K | March 11, 2025 | 10-K | View Document |
| S-8 | March 11, 2025 | S-8 | View Document |
| 424B5 | March 11, 2025 | 424B5 | View Document |
| 8-K | Feb. 24, 2025 | 8-K | View Document |
| 3 | Feb. 21, 2025 | 3 | View Document |
| 4 | Feb. 21, 2025 | 4 | View Document |
| SCHEDULE 13G/A | Feb. 14, 2025 | - | View Document |
| 4 | Jan. 6, 2025 | 4 | View Document |
| 4 | Jan. 6, 2025 | 4 | View Document |
| 4 | Jan. 6, 2025 | 4 | View Document |
| 4 | Jan. 6, 2025 | 4 | View Document |
| 4 | Jan. 6, 2025 | 4 | View Document |
| SC 13G/A | Nov. 14, 2024 | - | View Document |
| SC 13G/A | Nov. 14, 2024 | SC 13G/A | View Document |
| SC 13G/A | Nov. 13, 2024 | SC 13G/A | View Document |
| SC 13G/A | Nov. 12, 2024 | WEREWOLF THERAPEUTICS, INC. | View Document |
| 8-K | Nov. 12, 2024 | 8-K | View Document |
| 10-Q | Nov. 7, 2024 | 10-Q | View Document |
| 8-K | Nov. 7, 2024 | 8-K | View Document |
| 8-K | Aug. 8, 2024 | 8-K | View Document |
| S-8 POS | Aug. 8, 2024 | S-8 POS | View Document |
| 10-Q | Aug. 8, 2024 | 10-Q | View Document |
| 8-K | June 25, 2024 | 8-K | View Document |
| 8-K | June 3, 2024 | 8-K | View Document |
| 8-K | May 28, 2024 | 8-K | View Document |
| 4 | May 24, 2024 | 4 | View Document |
| 4 | May 24, 2024 | 4 | View Document |
| 4 | May 24, 2024 | 4 | View Document |
| 4 | May 24, 2024 | 4 | View Document |
| 4 | May 24, 2024 | 4 | View Document |
| 4 | May 24, 2024 | - | View Document |
| 4 | May 24, 2024 | 4 | View Document |
| 4 | May 24, 2024 | 4 | View Document |
| SC 13D/A | May 7, 2024 | SC 13D/A | View Document |
| 10-Q | May 3, 2024 | 10-Q | View Document |
| 8-K | May 3, 2024 | 8-K | View Document |
| DEFA14A | April 12, 2024 | DEFA14A | View Document |
| DEF 14A | April 12, 2024 | DEF 14A | View Document |
| ARS | April 12, 2024 | ARS | View Document |
| S-8 | March 7, 2024 | S-8 | View Document |
| 8-K | March 7, 2024 | 8-K | View Document |
| 10-K | March 7, 2024 | 10-K | View Document |
| SC 13D/A | Feb. 14, 2024 | SC 13D/A | View Document |
| SC 13G/A | Feb. 14, 2024 | SC 13G/A | View Document |
| SC 13G | Feb. 13, 2024 | - | View Document |
| SC 13G/A | Feb. 12, 2024 | SC 13G/A | View Document |
| 8-K | Feb. 9, 2024 | 8-K | View Document |
| 424B5 | Feb. 9, 2024 | 424B5 | View Document |
| 8-K | Jan. 8, 2024 | 8-K | View Document |
| 4 | Jan. 4, 2024 | 4 | View Document |
| 4 | Jan. 4, 2024 | 4 | View Document |
| 8-K | Jan. 4, 2024 | 8-K | View Document |
| 4 | Jan. 4, 2024 | 4 | View Document |
| 4 | Jan. 4, 2024 | 4 | View Document |
| 4 | Jan. 4, 2024 | 4 | View Document |
| 4 | Jan. 4, 2024 | 4 | View Document |
| 3 | Jan. 4, 2024 | 3 | View Document |
| 4 | Jan. 4, 2024 | 4 | View Document |
| SC 13G | Dec. 21, 2023 | WEREWOLF THERAPEUTICS, INC. | View Document |
| 10-Q | Nov. 14, 2023 | 10-Q | View Document |
| 8-K | Nov. 14, 2023 | 8-K | View Document |
| 8-K | Nov. 3, 2023 | 8-K | View Document |
| 8-K | Sept. 18, 2023 | 8-K | View Document |
| 10-Q | Aug. 10, 2023 | 10-Q | View Document |
| 8-K | Aug. 10, 2023 | 8-K | View Document |
| 8-K | June 27, 2023 | 8-K | View Document |
| 4 | June 23, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | June 23, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | June 23, 2023 | OWNERSHIP DOCUMENT | View Document |
| 4 | June 23, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | June 23, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | June 23, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | June 23, 2023 | FORM 4 SUBMISSION | View Document |
| 10-Q | May 11, 2023 | 10-Q | View Document |
| 8-K | May 11, 2023 | 8-K | View Document |
| ARS | April 28, 2023 | ARS | View Document |
| DEFA14A | April 27, 2023 | DEFA14A | View Document |
| DEF 14A | April 27, 2023 | DEF 14A | View Document |
| S-8 | March 23, 2023 | S-8 | View Document |
| 10-K | March 23, 2023 | 10-K | View Document |
| 8-K | March 23, 2023 | 8-K | View Document |
| 8-K | March 22, 2023 | 8-K | View Document |
| SC 13G | Feb. 10, 2023 | SC 13G | View Document |
| SC 13G | Jan. 17, 2023 | SC 13G | View Document |
| SC 13G/A | Jan. 17, 2023 | SC 13G/A | View Document |
| 4 | Jan. 10, 2023 | OWNERSHIP DOCUMENT | View Document |
| 8-K | Jan. 10, 2023 | 8-K | View Document |
| SC 13D/A | Jan. 10, 2023 | SC 13D/A | View Document |
| 4 | Jan. 9, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 9, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 9, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 9, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 9, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 9, 2023 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 9, 2023 | FORM 4 SUBMISSION | View Document |
| 8-K | Nov. 10, 2022 | 8-K | View Document |
| 10-Q | Nov. 10, 2022 | 10-Q | View Document |
| 8-K | Sept. 7, 2022 | 8-K | View Document |
| SC 13D/A | Aug. 12, 2022 | SC 13D/A | View Document |
| 10-Q | Aug. 11, 2022 | 10-Q | View Document |
| 8-K | Aug. 11, 2022 | 8-K | View Document |
| 8-K | June 7, 2022 | 8-K | View Document |
| 4 | June 3, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | June 3, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | June 3, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | June 3, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | June 3, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | June 3, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | June 3, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | June 3, 2022 | OWNERSHIP DOCUMENT | View Document |
| EFFECT | May 20, 2022 | - | View Document |
| CORRESP | May 18, 2022 | - | View Document |
| UPLOAD | May 13, 2022 | - | View Document |
| 8-K | May 10, 2022 | 8-K | View Document |
| 10-Q | May 10, 2022 | 10-Q | View Document |
| S-3 | May 10, 2022 | S-3 | View Document |
| SC 13G | May 2, 2022 | SC 13G | View Document |
| DEFA14A | April 22, 2022 | DEFA14A | View Document |
| DEF 14A | April 22, 2022 | DEF 14A | View Document |
| 8-K | April 15, 2022 | 8-K | View Document |
| 8-K | April 7, 2022 | 8-K | View Document |
| S-8 | March 24, 2022 | S-8 | View Document |
| 10-K | March 24, 2022 | 10-K | View Document |
| 8-K | March 24, 2022 | 8-K | View Document |
| SC 13G/A | Feb. 11, 2022 | - | View Document |
| 4 | Jan. 18, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 18, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 18, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 18, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 18, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 18, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 14, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | Jan. 4, 2022 | FORM 4 SUBMISSION | View Document |
| 4 | Dec. 17, 2021 | FORM 4 SUBMISSION | View Document |
| 10-Q | Nov. 10, 2021 | 10-Q | View Document |
| 8-K | Nov. 10, 2021 | 8-K | View Document |
| 4 | Nov. 1, 2021 | FORM 4 | View Document |
| 3 | Nov. 1, 2021 | FORM 3 | View Document |
| 8-K | Oct. 28, 2021 | 8-K | View Document |
| 10-Q | Aug. 12, 2021 | 10-Q | View Document |
| 8-K | Aug. 12, 2021 | 8-K | View Document |
| 4 | July 2, 2021 | FORM 4 | View Document |
| SC 13D/A | June 16, 2021 | SC 13D/A | View Document |
| 4 | June 16, 2021 | OWNERSHIP DOCUMENT | View Document |
| 3 | June 15, 2021 | FORM 3 | View Document |
| 10-Q | June 10, 2021 | 10-Q | View Document |
| 8-K | June 10, 2021 | 8-K | View Document |
| 8-K | June 2, 2021 | 8-K | View Document |
| 4 | May 28, 2021 | FORM 4 | View Document |
| 3 | May 28, 2021 | FORM 3 | View Document |
| 8-K | May 28, 2021 | 8-K | View Document |
| SC 13D | May 14, 2021 | SC 13D | View Document |
| SC 13G | May 14, 2021 | SC 13G | View Document |
| SC 13D | May 13, 2021 | SC 13D | View Document |
| SC 13D | May 10, 2021 | SC 13D | View Document |
| 4 | May 6, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 6, 2021 | FORM 4 SUBMISSION | View Document |
| SC 13D | May 6, 2021 | SC 13D | View Document |
| 4 | May 6, 2021 | OWNERSHIP DOCUMENT | View Document |
| 4 | May 6, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 5, 2021 | 4 | View Document |
| 8-K | May 5, 2021 | 8-K | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | - | View Document |
| 4 | May 4, 2021 | - | View Document |
| SC 13G | May 4, 2021 | - | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 4, 2021 | FORM 4 SUBMISSION | View Document |
| 4 | May 3, 2021 | FORM 4 SUBMISSION | View Document |
| S-8 | April 30, 2021 | S-8 | View Document |
| 424B4 | April 30, 2021 | 424B4 | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| SEC STAFF LETTER | April 29, 2021 | - | View Document |
| EFFECT | April 29, 2021 | - | View Document |
| 3 | April 29, 2021 | OWNERSHIP DOCUMENT | View Document |
| S-1MEF | April 29, 2021 | S-1MEF | View Document |
| 3 | April 29, 2021 | - | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | OWNERSHIP DOCUMENT | View Document |
| 3 | April 29, 2021 | - | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| 3 | April 29, 2021 | FORM 3 SUBMISSION | View Document |
| CERT | April 29, 2021 | - | View Document |
| CORRESP | April 27, 2021 | - | View Document |
| CORRESP | April 27, 2021 | - | View Document |
| 8-A12B | April 27, 2021 | 8-A12B | View Document |
| S-1/A | April 26, 2021 | S-1/A | View Document |
| SEC STAFF LETTER | April 23, 2021 | - | View Document |
| CORRESP | April 8, 2021 | - | View Document |
| S-1 | April 8, 2021 | S-1 | View Document |
| UPLOAD | March 29, 2021 | - | View Document |
| DRS | Feb. 26, 2021 | - | View Document |
| D | Jan. 7, 2021 | - | View Document |
| D/A | Aug. 13, 2020 | - | View Document |
| D | Aug. 15, 2019 | - | View Document |