HYLN
Hyliion Holdings Corp.
AMEX: HYLN · CONSUMER CYCLICAL · AUTO PARTS
$3.59
+8.64% today
Updated 2026-06-02
Market cap
$1.23B
P/E ratio
—
P/S ratio
211.49x
EPS (TTM)
$-0.30
Dividend yield
—
52W range
$1 – $8
Volume
2.9M
Hyliion Holdings Corp. (HYLN) Insider transactions
Net insider activity
Net buying (2,989,308 shares)
Buy transactions
24
Sell transactions
76
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-20 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 1,715 | $3.92 | $6722.80 |
| 2026-05-20 | PANZER, JON | Chief Financial Officer | Sale | 1,965 | $3.92 | $7702.80 |
| 2026-05-20 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 3,026 | $3.92 | $11861.92 |
| 2026-05-20 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 2,003 | $3.92 | $7851.76 |
| 2026-05-20 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Sale | 11,426 | $3.98 | $45475.48 |
| 2026-05-19 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 3,981 | $4.05 | $16123.05 |
| 2026-05-19 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 4,800 | $4.06 | $19488.00 |
| 2026-05-19 | PANZER, JON | Chief Financial Officer | Sale | 6,100 | $4.06 | $24766.00 |
| 2026-05-19 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 8,550 | $4.06 | $34713.00 |
| 2026-05-19 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 4,800 | $4.06 | $19488.00 |
| 2026-05-19 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Sale | 16,600 | $4.08 | $67728.00 |
| 2026-03-10 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 130 | $2.02 | $262.60 |
| 2026-03-03 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 7,411 | $2.04 | $15118.44 |
| 2026-03-03 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 12,758 | $2.04 | $26026.32 |
| 2026-03-03 | PANZER, JON | Chief Financial Officer | Sale | 16,820 | $2.04 | $34312.80 |
| 2026-03-03 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 24,900 | $2.04 | $50796.00 |
| 2026-03-03 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 14,816 | $2.04 | $30224.64 |
| 2026-03-03 | LANTZ, CHERI | Chief Strategy Officer | Sale | 16,700 | $2.04 | $34068.00 |
| 2026-03-03 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Sale | 58,202 | $2.05 | $119314.10 |
| 2026-02-11 | TRENT, MELANIE MONTAGUE | Director | Buy | 60,976 | $2.05 | $125000.80 |
| 2026-02-11 | STANDLEY, GREG | Chief Accounting Officer. | Buy | 70,203 | — | — |
| 2026-02-11 | STANDLEY, GREG | Chief Accounting Officer. | Buy | 46,803 | $2.05 | $95946.15 |
| 2026-02-11 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Buy | 241,464 | — | — |
| 2026-02-11 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Buy | 80,488 | $2.05 | $165000.40 |
| 2026-02-11 | PANZER, JON | Chief Financial Officer | Buy | 301,830 | — | — |
| 2026-02-11 | PANZER, JON | Chief Financial Officer | Buy | 100,610 | $2.05 | $206250.50 |
| 2026-02-11 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Buy | 285,366 | — | — |
| 2026-02-11 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Buy | 95,122 | $2.05 | $195000.10 |
| 2026-02-11 | MOOK, JOSHUA T. | Chief Technology Officer | Buy | 285,366 | — | — |
| 2026-02-11 | MOOK, JOSHUA T. | Chief Technology Officer | Buy | 95,122 | $2.05 | $195000.10 |
| 2026-02-11 | KNIGHT, ROBERT M JR | Director | Buy | 60,976 | $2.05 | $125000.80 |
| 2026-02-11 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Buy | 889,024 | — | — |
| 2026-02-11 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Buy | 296,342 | $2.05 | $607501.10 |
| 2026-02-11 | GUSTANSKI, MARY | Director | Buy | 60,976 | $2.05 | $125000.80 |
| 2026-02-11 | FREELAND, RICHARD JOSEPH | Director | Buy | 60,976 | $2.05 | $125000.80 |
| 2026-02-11 | CUBBAGE, VINCENT T. | Director | Buy | 60,976 | $2.05 | $125000.80 |
| 2026-02-11 | CRAIG, JEFFREY A | Director | Buy | 60,976 | $2.05 | $125000.80 |
| 2026-02-11 | BOEHM, RODGER L | Director | Buy | 60,676 | $2.05 | $124385.80 |
| 2025-12-17 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 2,480 | $1.78 | $4414.40 |
| 2025-12-12 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 4,010 | $1.94 | $7779.40 |
| 2025-12-12 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 12,949 | $1.94 | $25121.06 |
| 2025-12-12 | PANZER, JON | Chief Financial Officer | Sale | 16,440 | $1.94 | $31893.60 |
| 2025-12-12 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 23,422 | $1.94 | $45438.68 |
| 2025-12-12 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 12,949 | $1.94 | $25121.06 |
| 2025-12-12 | LANTZ, CHERI | Chief Strategy Officer | Sale | 15,646 | $1.94 | $30353.24 |
| 2025-12-12 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Sale | 134,963 | $1.94 | $261828.22 |
| 2025-12-03 | LANTZ, CHERI | Chief Strategy Officer | Sale | 2,700 | $1.86 | $5022.00 |
| 2025-11-28 | PANZER, JON | Chief Financial Officer | Sale | 2,435 | $1.88 | $4577.80 |
| 2025-11-27 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 519 | $1.85 | $960.15 |
| 2025-11-27 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 1,361 | $1.85 | $2517.85 |
| 2025-11-26 | MOOK, JOSHUA T. | Chief Technology Officer | Buy | 540,541 | $1.85 | $1.00M |
| 2025-11-17 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 31,105 | $1.66 | $51634.30 |
| 2025-11-17 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 9,039 | $1.66 | $15004.74 |
| 2025-11-17 | LANTZ, CHERI | Chief Strategy Officer | Sale | 25,218 | $1.66 | $41861.88 |
| 2025-11-17 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Sale | 159,776 | $1.66 | $265228.16 |
| 2025-11-14 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 2,275 | $1.70 | $3867.50 |
| 2025-11-14 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 7,397 | $1.70 | $12574.90 |
| 2025-11-14 | PANZER, JON | Chief Financial Officer | Sale | 9,406 | $1.70 | $15990.20 |
| 2025-11-14 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 7,397 | $1.70 | $12574.90 |
| 2025-11-13 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 4,110 | $1.68 | $6904.80 |
| 2025-11-13 | PANZER, JON | Chief Financial Officer | Sale | 5,226 | $1.68 | $8779.68 |
| 2025-11-13 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 4,110 | $1.68 | $6904.80 |
| 2025-11-12 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 1,264 | $1.90 | $2401.60 |
| 2025-11-08 | PANZER, JON | Chief Financial Officer | Sale | 1,704 | $2.12 | $3612.48 |
| 2025-11-06 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 1,577 | $2.08 | $3280.16 |
| 2025-09-02 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 3,357 | $1.60 | $5371.20 |
| 2025-09-02 | LANTZ, CHERI | Chief Strategy Officer | Sale | 2,529 | $1.60 | $4046.40 |
| 2025-08-28 | PANZER, JON | Chief Financial Officer | Sale | 2,435 | $1.72 | $4188.20 |
| 2025-08-27 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 519 | $1.69 | $877.11 |
| 2025-08-27 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 1,361 | $1.69 | $2300.09 |
| 2025-08-25 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 12,573 | $1.77 | $22254.21 |
| 2025-08-25 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | — | — | — |
| 2025-08-25 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 8,430 | $1.77 | $14921.10 |
| 2025-08-25 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | — | — | — |
| 2025-08-25 | LANTZ, CHERI | Chief Strategy Officer | Sale | 10,195 | $1.77 | $18045.15 |
| 2025-08-25 | LANTZ, CHERI | Chief Strategy Officer | Sale | — | — | — |
| 2025-08-25 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Sale | 61,603 | $1.77 | $109037.31 |
| 2025-08-25 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Sale | — | — | — |
| 2025-08-21 | FREELAND, RICHARD JOSEPH | Director | Buy | 65,000 | $1.57 | $102050.00 |
| 2025-08-13 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 4,110 | $1.66 | $6822.60 |
| 2025-08-13 | PANZER, JON | Chief Financial Officer | Sale | 5,226 | $1.66 | $8675.16 |
| 2025-08-12 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 2,781 | $1.69 | $4699.89 |
| 2025-08-12 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 4,931 | $1.69 | $8333.39 |
| 2025-08-12 | PANZER, JON | Chief Financial Officer | Sale | 6,271 | $1.69 | $10597.99 |
| 2025-08-08 | PANZER, JON | Chief Financial Officer | Sale | 741 | $1.53 | $1133.73 |
| 2025-08-06 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 6,307 | $1.51 | $9523.57 |
| 2025-05-28 | PANZER, JON | Chief Financial Officer | Sale | 2,435 | $1.71 | $4163.85 |
| 2025-05-28 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 3,235 | $1.71 | $5531.85 |
| 2025-05-28 | LANTZ, CHERI | Chief Strategy Officer | Sale | 2,435 | $1.71 | $4163.85 |
| 2025-05-27 | STANDLEY, GREG | Chief Accounting Officer. | Sale | 519 | $1.14 | $591.66 |
| 2025-05-27 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 1,361 | $1.14 | $1551.54 |
| 2025-05-23 | STANDLEY, GREG | Chief Accounting Officer. | Buy | 5,000 | $1.13 | $5650.00 |
| 2025-05-23 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Buy | 20,000 | $1.13 | $22600.00 |
| 2025-05-23 | PANZER, JON | Chief Financial Officer | Buy | 40,000 | $1.14 | $45600.00 |
| 2025-05-13 | RAMASAMY, GOVINDARAJ | Chief Commercial Officer | Sale | 4,110 | $1.91 | $7850.10 |
| 2025-05-13 | PANZER, JON | Chief Financial Officer | Sale | 5,226 | $1.91 | $9981.66 |
| 2025-05-13 | OXHOLM, JOSE MIGUEL | Chief Legal&Compliance Officer | Sale | 6,134 | $1.91 | $11715.94 |
| 2025-05-13 | MOOK, JOSHUA T. | Chief Technology Officer | Sale | 4,110 | $1.91 | $7850.10 |
| 2025-05-13 | LANTZ, CHERI | Chief Strategy Officer | Sale | 4,972 | $1.91 | $9496.52 |
| 2025-05-13 | HEALY, THOMAS J. | Director, Chief Executive Officer, 10% Owner | Sale | 11,418 | $1.91 | $21808.38 |
Frequently asked questions
Are HYLN insiders buying or selling?
Over the transactions on record, HYLN insiders have been net sellers, with about $1.78M in stock sold across 76 sales, against 18 open-market purchases.
Does insider selling at HYLN mean the stock will fall?
Not by itself. Most executive selling is pre-scheduled through 10b5-1 plans filed months in advance, and insiders sell for diversification, taxes, and liquidity far more often than out of any view on the price. Insider buying is the stronger signal, especially when several insiders buy around the same time, because there is usually only one reason to put personal cash into the stock.
Which HYLN insiders are selling the most?
Recent selling is concentrated in a few names. HEALY, THOMAS J. accounts for the largest share on record, with about $890419.65 sold. Selling by one or two individuals matters less than broad selling across the whole leadership team, which is the pattern worth watching.