HYLN insider trading — Hyliion Holdings Corp.
Over the last 90 days, insiders at Hyliion Holdings Corp. (HYLN) made 1 open-market purchase worth $170K and 0 open-market sales worth $0, making them net buyers by $170K. The largest purchase was by Cubbage Vincent T. (Director), who bought 50,000 shares for $170K on Aug 27, 2026.
Updated Oct 16, 2026.
Recent HYLN insider transactions
Every Form 4 filed by Hyliion Holdings Corp. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 30, 2026 | Oxholm Jose Miguel | Chief Legal&Compliance Officer | C · Conversion | Direct | 123,733 | — | — | Form 4 |
| Sep 30, 2026 | Mook Joshua T. | Chief Technology Officer | C · Conversion | Direct | 127,322 | — | — | Form 4 |
| Sep 30, 2026 | Standley Greg | Chief Accounting Officer. | C · Conversion | Direct | 34,183 | — | — | Form 4 |
| Sep 30, 2026 | Healy Thomas J. | Chief Executive Officer | C · Conversion | Direct | 424,289 | — | — | Form 4 |
| Sep 30, 2026 | Panzer Jon | Chief Financial Officer | C · Conversion | Direct | 134,667 | — | — | Form 4 |
| Sep 30, 2026 | Cubbage Vincent T. | Director | G · Gift | Direct | 5,750 | — | — | Form 4 |
| Sep 21, 2026 | Oxholm Jose Miguel | Chief Legal&Compliance Officer | G · Gift | Direct | 50,000 | — | — | Form 4 |
| Aug 27, 2026 | Cubbage Vincent T. | Director | P · Purchase | Direct | 50,000 | $3.40 | $170K | Form 4 |
| Aug 21, 2026 | Healy Thomas J. | Chief Executive Officer | J · Other | Direct | 29,840 | $3.33 | $99K | Form 4 |
| Aug 21, 2026 | Oxholm Jose Miguel | Chief Legal&Compliance Officer | J · Other | Direct | 11,980 | $3.33 | $40K | Form 4 |
| Aug 21, 2026 | Ramasamy Govindaraj | Chief Commercial Officer | J · Other | Direct | 6,670 | $3.37 | $22K | Form 4 |
| Aug 21, 2026 | Panzer Jon | Chief Financial Officer | J · Other | Direct | 13,595 | $3.32 | $45K | Form 4 |
| Aug 21, 2026 | Mook Joshua T. | Chief Technology Officer | J · Other | Direct | 10,700 | $3.33 | $36K | Form 4 |
| Aug 19, 2026 | Standley Greg | Chief Accounting Officer. | J · Other | Direct | 3,731 | $3.73 | $14K | Form 4 |
HYLN insider trading FAQ
Are insiders buying HYLN stock?
Yes. In the last 90 days, Hyliion Holdings Corp. insiders made 1 open-market purchase totaling $170K, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading HYLN?
Recent buyers: Cubbage Vincent T..
Where does HYLN insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.