{"filing": {"accession": "0001437749-26-033997", "cik": "0000100378", "ticker": "TWIN", "company_name": "TWIN DISC INC", "form_type": "S-8", "filing_type": "S-8", "filing_date": "2026-10-29", "accepted_datetime": null, "acceptance_datetime": null, "accepted_at": null, "primary_doc_url": "https://www.sec.gov/Archives/edgar/data/100378/000143774926033997/0001437749-26-033997-index.htm", "filing_url": "https://www.sec.gov/Archives/edgar/data/100378/000143774926033997/0001437749-26-033997-index.htm", "period_of_report": null}, "html_url": "/api/filings/000143774926033997/stream", "exhibits": [{"exhibit_number": "5.1", "exhibit_type": "5", "description": "Opinion of von Briesen & Roper, s.c., regarding the validity of original issuance securities", "filename": "ex_1031983.htm", "edgar_url": "https://www.sec.gov/Archives/edgar/data/100378/000143774926033997/ex_1031983.htm", "category": "other", "incorporated_by_reference": false}, {"exhibit_number": "23.1", "exhibit_type": "23", "description": "Consent of RSM US LLP", "filename": "ex_1031984.htm", "edgar_url": "https://www.sec.gov/Archives/edgar/data/100378/000143774926033997/ex_1031984.htm", "category": "other", "incorporated_by_reference": false}, {"exhibit_number": "23.2", "exhibit_type": "23", "description": "Consent of von Briesen & Roper, s.c. (included in Exhibit 5.1)", "filename": "ex_1031983.htm", "edgar_url": "https://www.sec.gov/Archives/edgar/data/100378/000143774926033997/ex_1031983.htm", "category": "other", "incorporated_by_reference": false}, {"exhibit_number": "24.1", "exhibit_type": "24", "description": "Power of Attorney (included on signature page to this registration statement)", "filename": "", "edgar_url": "https://www.sec.gov/Archives/edgar/data/100378/000143774926033997/twin20261026_s8.htm#poa", "category": "other", "incorporated_by_reference": false}, {"exhibit_number": "4.1", "exhibit_type": "4", "description": "Restated Articles of Incorporation of Twin Disc, Incorporated (Incorporated by reference to Exhibit 3.1 of the Company\u2019s Form 8-K dated December 6, 2007), File No. 001-07635", "filename": "", "edgar_url": "https://www.sec.gov/Archives/edgar/data/100378/000010037807000046/r8k1207ex1.htm", "category": "incorporation", "incorporated_by_reference": true}, {"exhibit_number": "4.2", "exhibit_type": "4", "description": "Articles of Amendment to Restated Articles of Incorporation of Twin Disc, Incorporated (Incorporated by reference to Exhibit 3.1 of the Company\u2019s Form 8-K dated October 29, 2020), File No. 001-07635", "filename": "", "edgar_url": "https://www.sec.gov/Archives/edgar/data/100378/000143774920021992/ex_207942.htm", "category": "incorporation", "incorporated_by_reference": true}, {"exhibit_number": "4.3", "exhibit_type": "4", "description": "Restated Bylaws of Twin Disc, Incorporated, as amended through October 29, 2026 (Incorporated by reference to Exhibit 3.1 of the Company\u2019s Form 8-K dated October 29, 2026) File No. 001-07635", "filename": "", "edgar_url": "https://www.sec.gov/Archives/edgar/data/100378/000143774926033950/ex_1031917.htm", "category": "incorporation", "incorporated_by_reference": true}, {"exhibit_number": "4.4", "exhibit_type": "4", "description": "Twin Disc, Incorporated Amended and Restated 2021 Omnibus Incentive Plan (Incorporated by reference to Exhibit 10.1 of the Company\u2019s Form 8-K dated August 11, 2026), File No. 001-7635", "filename": "", "edgar_url": "https://www.sec.gov/Archives/edgar/data/100378/000143774926027029/ex_1001722.htm", "category": "contracts", "incorporated_by_reference": true}], "sections": [], "tables": [{"table_index": 1, "table_type": "text", "caption": null, "header_text": "Large accelerated filer \u2610Accelerated filer\u2612"}, {"table_index": 2, "table_type": "exhibit_index", "caption": null, "header_text": "(a)the Registrant\u2019s Annual Report on Form 10-K for the fiscal year endedJune 30, 2026, as filed with the Commission on September 4, 2026 (the \u201cAnnual Report\u201d);"}, {"table_index": 3, "table_type": "exhibit_index", "caption": null, "header_text": "Exhibit No.Description"}, {"table_index": 13, "table_type": "text", "caption": null, "header_text": "TWIN DISC, INCORPORATED"}, {"table_index": 14, "table_type": "text", "caption": null, "header_text": "SIGNATUREPOSITIONDATE"}], "exhibits_pending": false, "cdn_html": true, "response_time_ms": 91}