{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-26-036465","form_type":"8-K","ticker":"HYLN","cik":"0001759631","company_name":"Hyliion Holdings Corp.","filed_at":"2026-05-19T20:18:49+00:00","discovered_at":"2026-05-19T20:20:00.270162+00:00","generated_at":"2026-05-19T20:21:03.121199+00:00","sec_items":["5.07"],"event_type":"other","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.15,"confidence":"high","headline":"Hyliion stockholders elect three Class III directors, ratify auditor, approve say on pay and equity plan amendment","bullets":["Elected Rodger Boehm, Mary Gustanski, and Robert Knight Jr. as Class III directors; 48,012,672 broker non-votes.","Ratified Grant Thornton LLP as auditor for FY2026: 128,399,016 for, 794,022 against, 306,551 abstain.","Approved say-on-pay: 76,638,179 for, 4,601,903 against, 246,835 abstain, 48,012,672 broker non-votes.","Approved amendment to 2024 Equity Incentive Plan: 72,466,721 for, 8,607,662 against, 412,534 abstain, 48,012,672 broker non-votes."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-26-036465","json":"https://secwatch.observer/filing/0001628280-26-036465.json","markdown":"https://secwatch.observer/filing/0001628280-26-036465.md","text":"https://secwatch.observer/filing/0001628280-26-036465.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1759631/000162828026036465/0001628280-26-036465-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1759631/000162828026036465/hyln-20260519.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-19T20:21:03.121199+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"1835d970cee67e852c6718b43237acd342e312f8","claim":"Hyliion Holdings Corp. shareholders approved Election of three Class III directors at the 2026-05-19 meeting.","evidence_excerpt":"• Stockholders elected the three nominees recommended by the Company’s board of directors to serve as Class III directors of the Company until the 2029 Annual Meeting of Stockholders or until their respective successors are elected and qualified;","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1759631/000162828026036465/0001628280-26-036465-index.htm","confidence":0.95,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"director election"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-05-19"}],"fact_type":"shareholder_vote"},{"claim_id":"1eab249a2d09fe2bf35efb3fcdaa03d7655ab3ef","claim":"Hyliion Holdings Corp. shareholders approved Ratification of Grant Thornton LLP as auditor for fiscal year 2026 at the 2026-05-19 meeting.","evidence_excerpt":"• Stockholders ratified the selection of Grant Thornton LLP (the “Auditor”) to serve as the independent registered public accounting firm of the Company for the 2026 fiscal year ended December 31, 2026;","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1759631/000162828026036465/0001628280-26-036465-index.htm","confidence":0.95,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"auditor ratification"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-05-19"}],"fact_type":"shareholder_vote"},{"claim_id":"edd26a720b99251997f00937dedda93760c1015b","claim":"Hyliion Holdings Corp. shareholders approved Advisory vote on executive compensation at the 2026-05-19 meeting.","evidence_excerpt":"• Stockholders approved, on an advisory basis, the compensation of the Company’s named executive officers (“Say on Pay”);","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1759631/000162828026036465/0001628280-26-036465-index.htm","confidence":0.95,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"say on pay"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-05-19"}],"fact_type":"shareholder_vote"},{"claim_id":"f76b8ee99921d4167bae5a7fdaf150d0c987f853","claim":"Hyliion Holdings Corp. shareholders approved Amendment to the Hyliion Holdings Corp. 2024 Equity Incentive Plan at the 2026-05-19 meeting.","evidence_excerpt":"• Stockholders approved an amendment to the Hyliion Holdings Corp. 2024 Equity Incentive Plan.","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1759631/000162828026036465/0001628280-26-036465-index.htm","confidence":0.95,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"equity plan"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2026-05-19"}],"fact_type":"shareholder_vote"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}