HYLN insider filings

Hyliion Holdings Corp. — 50 most recent insider filings (SEC Forms 3/4/5) from EDGAR, normalized by FilingPulse. Latest filing: 2026-10-01. Screen HYLN transaction legs live →

Insider transaction summary — last 90 days

2026-07-10 to 2026-10-08, from the filings listed below: 14 insider filings (Forms 3/4/5). Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.

By insider — same window

Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.

InsiderFilingsPurchases (P)Sales (S)Other legs
Cubbage Vincent T. — Director21 leg · 50,000 sh · $170,000—1
Oxholm Jose Miguel — Chief Legal&Compliance Officer3——6
Healy Thomas J. — Chief Executive Officer, Director, 10% owner2——5
MOOK JOSHUA T. — Chief Technology Officer2——5
Panzer Jon — Chief Financial Officer2——5
Standley Greg — Chief Accounting Officer.2——5
RAMASAMY GOVINDARAJ — Chief Commercial Officer1——1

Recent insider filings — Hyliion Holdings Corp.

FiledFormInsiderReported transactionsSource
2026-10-014Oxholm Jose Miguel — Chief Legal&Compliance OfficerConversion (C): 52,392 @ $0 · Conversion (C): 71,341 @ $0 · Conversion (C): 52,392 (derivative) @ $0 · Conversion (C): 71,341 (derivative) @ $0EDGAR
2026-10-014Standley Greg — Chief Accounting Officer.Conversion (C): 16,633 @ $0 · Conversion (C): 17,550 @ $0 · Conversion (C): 16,633 (derivative) @ $0 · Conversion (C): 17,550 (derivative) @ $0EDGAR
2026-10-014Cubbage Vincent T. — DirectorGift (G): 5,750 @ $0EDGAR
2026-10-014Healy Thomas J. — Chief Executive Officer, Director, 10% ownerConversion (C): 202,033 @ $0 · Conversion (C): 222,256 @ $0 · Conversion (C): 202,033 (derivative) @ $0 · Conversion (C): 222,256 (derivative) @ $0EDGAR
2026-10-014Panzer Jon — Chief Financial OfficerConversion (C): 59,210 @ $0 · Conversion (C): 75,457 @ $0 · Conversion (C): 59,210 (derivative) @ $0 · Conversion (C): 75,457 (derivative) @ $0EDGAR
2026-10-014MOOK JOSHUA T. — Chief Technology OfficerConversion (C): 55,981 @ $0 · Conversion (C): 71,341 @ $0 · Conversion (C): 55,981 (derivative) @ $0 · Conversion (C): 71,341 (derivative) @ $0EDGAR
2026-09-224Oxholm Jose Miguel — Chief Legal&Compliance OfficerGift (G): 50,000 @ $0EDGAR
2026-08-274Cubbage Vincent T. — DirectorPurchase (P): 50,000 @ $3.40EDGAR
2026-08-254Healy Thomas J. — Chief Executive Officer, Director, 10% ownerOther (J): 29,840 @ $3.33EDGAR
2026-08-214Standley Greg — Chief Accounting Officer.Other (J): 3,731 @ $3.73EDGAR
2026-08-214Panzer Jon — Chief Financial OfficerOther (J): 13,595 @ $3.32EDGAR
2026-08-214MOOK JOSHUA T. — Chief Technology OfficerOther (J): 10,700 @ $3.33EDGAR
2026-08-214Oxholm Jose Miguel — Chief Legal&Compliance OfficerOther (J): 11,980 @ $3.33EDGAR
2026-08-214RAMASAMY GOVINDARAJ — Chief Commercial OfficerOther (J): 6,670 @ $3.37EDGAR
2026-06-304Healy Thomas J. — Chief Executive Officer, Director, 10% ownerGift (G): 2,500,000 @ $0EDGAR
2026-05-274Cubbage Vincent T. — DirectorGift (G): 11,500 @ $0EDGAR
2026-05-214Standley Greg — Chief Accounting Officer.Other (J): 3,981 @ $4.05EDGAR
2026-05-214RAMASAMY GOVINDARAJ — Chief Commercial OfficerOther (J): 4,800 @ $4.06 · Other (J): 1,715 @ $3.92EDGAR
2026-05-214MOOK JOSHUA T. — Chief Technology OfficerOther (J): 4,800 @ $4.06 · Other (J): 2,003 @ $3.92EDGAR
2026-05-214Panzer Jon — Chief Financial OfficerOther (J): 6,100 @ $4.06 · Other (J): 1,965 @ $3.92EDGAR
2026-05-214Healy Thomas J. — Chief Executive Officer, Director, 10% ownerOther (J): 16,600 @ $4.08 · Other (J): 11,426 @ $3.98EDGAR
2026-05-214Oxholm Jose Miguel — Chief Legal&Compliance OfficerOther (J): 8,550 @ $4.06 · Other (J): 3,026 @ $3.92EDGAR
2026-03-104RAMASAMY GOVINDARAJ — Chief Commercial OfficerOther (J): 130 @ $2.02EDGAR
2026-03-044Standley Greg — Chief Accounting Officer.Other (J): 7,411 @ $2.04EDGAR
2026-03-044RAMASAMY GOVINDARAJ — Chief Commercial OfficerOther (J): 12,758 @ $2.04EDGAR
2026-03-044MOOK JOSHUA T. — Chief Technology OfficerOther (J): 14,816 @ $2.04EDGAR
2026-03-044LANTZ CHERI — Chief Strategy OfficerOther (J): 16,700 @ $2.04EDGAR
2026-03-044Panzer Jon — Chief Financial OfficerOther (J): 16,820 @ $2.04EDGAR
2026-03-044Healy Thomas J. — Chief Executive Officer, Director, 10% ownerOther (J): 58,202 @ $2.05EDGAR
2026-03-044Oxholm Jose Miguel — Chief Legal&Compliance OfficerOther (J): 24,900 @ $2.04EDGAR
2026-02-134Standley Greg — Chief Accounting Officer.Grant/award (A): 46,803 @ $2.05 · Grant/award (A): 70,203 (derivative) @ $0EDGAR
2026-02-134RAMASAMY GOVINDARAJ — Chief Commercial OfficerGrant/award (A): 80,488 @ $2.05 · Grant/award (A): 241,464 (derivative) @ $0EDGAR
2026-02-134MOOK JOSHUA T. — Chief Technology OfficerGrant/award (A): 95,122 @ $2.05 · Grant/award (A): 285,366 (derivative) @ $0EDGAR
2026-02-134Panzer Jon — Chief Financial OfficerGrant/award (A): 100,610 @ $2.05 · Grant/award (A): 301,830 (derivative) @ $0EDGAR
2026-02-134Healy Thomas J. — Chief Executive Officer, Director, 10% ownerGrant/award (A): 296,342 @ $2.05 · Grant/award (A): 889,024 (derivative) @ $0EDGAR
2026-02-134Gustanski Mary — DirectorGrant/award (A): 60,976 @ $2.05EDGAR
2026-02-134Boehm Rodger L — DirectorGrant/award (A): 60,676 @ $2.05EDGAR
2026-02-134Cubbage Vincent T. — DirectorGrant/award (A): 60,976 @ $2.05EDGAR
2026-02-134Oxholm Jose Miguel — Chief Legal&Compliance OfficerGrant/award (A): 95,122 @ $2.05 · Grant/award (A): 285,366 (derivative) @ $0EDGAR
2026-02-134Craig Jeffrey A — DirectorGrant/award (A): 60,976 @ $2.05EDGAR
2026-02-134Trent Melanie Montague — DirectorGrant/award (A): 60,976 @ $2.05EDGAR
2026-02-134Freeland Richard Joseph — DirectorGrant/award (A): 60,976 @ $2.05EDGAR
2026-02-134KNIGHT ROBERT M JR — DirectorGrant/award (A): 60,976 @ $2.05EDGAR
2025-12-194Oxholm Jose Miguel — Chief Legal&Compliance OfficerOther (J): 2,480 @ $1.78EDGAR
2025-12-154RAMASAMY GOVINDARAJ — Chief Commercial OfficerOther (J): 12,949 @ $1.94EDGAR
2025-12-154MOOK JOSHUA T. — Chief Technology OfficerOther (J): 12,949 @ $1.94EDGAR
2025-12-154LANTZ CHERI — Chief Strategy OfficerOther (J): 15,646 @ $1.94EDGAR
2025-12-154Panzer Jon — Chief Financial OfficerOther (J): 16,440 @ $1.94EDGAR
2025-12-154Healy Thomas J. — Chief Executive Officer, Director, 10% ownerOther (J): 134,963 @ $1.94EDGAR
2025-12-154Oxholm Jose Miguel — Chief Legal&Compliance OfficerOther (J): 23,422 @ $1.94EDGAR

Recent 8-K events — Hyliion Holdings Corp.

FiledFormItems reportedSource
2026-10-028-K5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers
9.01 — Financial Statements and Exhibits
EDGAR
2026-08-118-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-07-248-K8.01 — Other EventsEDGAR
2026-05-198-K5.07 — Submission of Matters to a Vote of Security HoldersEDGAR
2026-05-128-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-02-258-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-11-128-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-08-128-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-05-218-K5.07 — Submission of Matters to a Vote of Security HoldersEDGAR
2025-05-138-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
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