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United States Machinery, Equipment & Components

Hyliion Holdings Corp (HYLN)

Track

Over the last 90 days, Hyliion Holdings Corp. has seen insider activity dominated by proposed sales totaling $369,000. Five officers have engaged in these transactions, with no reported purchases. This activity occurred following a significant stock price increase of 279.3% over 90 days and shortly after the last earnings report.
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Ticker: HYLN Exchange: ASE
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Thomas Healy
Officer
1 sale — total 125,000 USD
Proposed sale 19 May 2026
Value US$4,121,280.76 | Price 249.19 | Shares 71,782
Proposed sale 19 May 2026
Value US$4,578,561.82 | Price 278.25 | Shares 35,468
Proposed sale 19 May 2026
Value US$61,000.00 | Price 4.07 | Shares 15,000
Proposed sale 19 May 2026
Value US$61,000.00 | Price 4.07 | Shares 15,000
Proposed sale 19 May 2026
Value US$61,000.00 | Price 4.07 | Shares 15,000
Proposed sale 12 Dec 2025
Value US$58,500.00 | Price 1.95 | Shares 30,000
Proposed sale 12 Dec 2025
Value US$78,000.00 | Price 1.95 | Shares 40,000
Proposed sale 12 Dec 2025
Value US$117,000.00 | Price 1.95 | Shares 60,000
Proposed sale 12 Dec 2025
Value US$62,400.00 | Price 1.95 | Shares 32,000
Proposed sale 12 Dec 2025
Value US$432,000.00 | Price 1.96 | Shares 220,000
Proposed sale 3 Dec 2025
Value US$100,000.00 | Price 2.00 | Shares 50,000
Proposed sale 17 Nov 2025
Value US$51,600.00 | Price 1.66 | Shares 31,105
Proposed sale 17 Nov 2025
Value US$15,000.00 | Price 1.66 | Shares 9,039
Proposed sale 17 Nov 2025
Value US$265,000.00 | Price 1.66 | Shares 159,776
Proposed sale 17 Nov 2025
Value US$41,861.88 | Price 1.66 | Shares 25,218
Buy 21 Aug 2025
Value US$102,050.00 | Price 1.57 | Shares 65,000
Buy 23 May 2025
Value US$5,650.00 | Price 1.13 | Shares 5,000
Buy 23 May 2025
Value US$22,600.00 | Price 1.13 | Shares 20,000
Buy 23 May 2025
Value US$45,600.00 | Price 1.14 | Shares 40,000
Sale 22 Nov 2024
Value US$253,500.00 | Price 3.90 | Shares 65,000
Buy 20 Nov 2024
Value US$147,500.00 | Price 2.95 | Shares 50,000
Buy 11 Sep 2024
Value US$57,600.00 | Price 1.92 | Shares 30,000
Buy 12 Jun 2024
Value US$15,000.00 | Price 1.50 | Shares 10,000
Proposed sale 9 May 2024
Value US$29,092.00 | Price 1.45 | Shares 20,000
Proposed sale 8 Mar 2024
Value US$7,464.78 | Price 1.94 | Shares 3,851
Proposed sale 7 Mar 2024
Value US$4,935.18 | Price 1.91 | Shares 2,584
Proposed sale 21 Feb 2024
Value US$87,954.63 | Price 1.38 | Shares 63,574
Buy 21 Nov 2023
Value US$57,000.00 | Price 0.57 | Shares 100,000
Buy 16 Nov 2023
Value US$13,200.00 | Price 0.66 | Shares 20,000
Buy 15 Nov 2023
Value US$63,000.00 | Price 0.63 | Shares 100,000
Buy 15 Nov 2023
Value US$89,470.72 | Price 0.64 | Shares 139,798
Buy 15 Nov 2023
Value US$26,400.00 | Price 0.66 | Shares 40,000
Buy 14 Nov 2023
Value US$68,325.24 | Price 0.62 | Shares 110,202
Sale 14 Nov 2023
Value US$22,875.00 | Price 0.61 | Shares 37,500
Buy 14 Nov 2023
Value US$12,400.00 | Price 0.62 | Shares 20,000
Buy 14 Nov 2023
Value US$47,250.00 | Price 0.63 | Shares 75,000
Buy 18 Nov 2022
Value US$31,800.00 | Price 3.18 | Shares 10,000
Buy 17 Nov 2022
Value US$2,990.00 | Price 2.99 | Shares 1,000
Buy 16 Nov 2022
Value US$62,000.00 | Price 3.10 | Shares 20,000
Buy 15 Nov 2022
Value US$44,666.25 | Price 3.23 | Shares 13,850
Buy 14 Nov 2022
Value US$33,427.70 | Price 3.00 | Shares 11,150
Planned sale 26 Apr 2022
Value US$227,065.07 | Price 3.31 | Shares 68,579
Planned sale 1 Feb 2022
Value US$1,787,600.00 | Price 4.47 | Shares 400,000
Buy 16 Dec 2021
Value US$61,481.00 | Price 6.15 | Shares 10,000
Buy 9 Dec 2021
Value US$13,096.08 | Price 6.48 | Shares 2,021
Buy 8 Dec 2021
Value US$39,944.02 | Price 6.55 | Shares 6,100
Buy 6 Dec 2021
Value US$12,360.00 | Price 6.18 | Shares 2,000
Buy 6 Dec 2021
Value US$9,127.50 | Price 6.09 | Shares 1,500
Sale 22 Nov 2021
Value US$658,238.00 | Price 7.00 | Shares 94,034
Sale 19 Nov 2021
Value US$1,935,224.46 | Price 7.02 | Shares 275,673
Sale 18 Nov 2021
Value US$263,573.30 | Price 7.10 | Shares 37,123
Sale 17 Nov 2021
Value US$1,862,166.04 | Price 7.43 | Shares 250,628
Sale 16 Nov 2021
Value US$2,381,280.75 | Price 7.45 | Shares 319,635
Planned sale 1 Nov 2021
Value US$2,493,210.00 | Price 8.31 | Shares 300,000
Planned sale 20 Oct 2021
Value US$1,554,120.00 | Price 7.77 | Shares 200,000
Planned sale 1 Oct 2021
Value US$813,000.00 | Price 8.13 | Shares 100,000
Planned sale 1 Oct 2021
Value US$812,960.00 | Price 8.13 | Shares 100,000
Planned sale 1 Oct 2021
Value US$1,827,022.50 | Price 8.12 | Shares 225,000
Planned sale 25 Jun 2021
Value US$92,636.25 | Price 12.35 | Shares 7,500
Planned sale 1 Jun 2021
Value US$1,040,940.00 | Price 10.41 | Shares 100,000
Buy 25 May 2021
Value US$29,049.60 | Price 9.68 | Shares 3,000
Planned sale 19 May 2021
Value US$2,800,470.00 | Price 9.33 | Shares 300,000
Buy 2 Mar 2021
Value US$82,700.00 | Price 16.54 | Shares 5,000
Sale 19 Jun 2020
Value US$3,625,000.00 | Price 14.50 | Shares 250,000
Sale 19 Jun 2020
Value US$1,415,000.00 | Price 14.15 | Shares 100,000
Sale 19 Jun 2020
Value US$13,780,000.00 | Price 13.78 | Shares 1,000,000
Sale 19 Jun 2020
Value US$2,626,000.00 | Price 13.13 | Shares 200,000
Buy 4 Mar 2019
Value US$50,000.00 | Price 10.00 | Shares 5,000
Buy 4 Mar 2019
Value US$250,000.00 | Price 10.00 | Shares 25,000
Buy 4 Mar 2019
Value US$50,000.00 | Price 10.00 | Shares 5,000
Buy 4 Mar 2019
Value US$25,000.00 | Price 10.00 | Shares 2,500
Buy 4 Mar 2019
Value US$50,000.00 | Price 10.00 | Shares 5,000
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-19 2026-05-19 PrS Proposed sale
3.5
Thomas Healy

Officer

Officer
71,782
249.19
US$4,121,281 		71,782 249.19 US$4,121,281
2026-05-19 2026-05-19 PrS Proposed sale
Joshua Mook

Officer

Officer
35,468
278.25
US$4,578,562 		35,468 278.25 US$4,578,562
2026-05-19 2026-05-19 PrS Proposed sale
4.1
Govindaraj Ramasamy

Officer

Officer
9,316
440.10
US$2,277,680 		9,316 440.10 US$2,277,680
2026-05-19 2026-05-19 PrS Proposed sale
2.3
Jose Oxholm

Officer

Officer
15,000
4.07
US$61,000 		15,000 4.07 US$61,000
2026-05-19 2026-05-19 PrS Proposed sale
3.6
Jon Panzer

Officer

Officer
15,000
4.07
US$61,000 		15,000 4.07 US$61,000
2025-12-12 2025-12-12 PrS Proposed sale
4.1
Govindaraj Ramasamy

Officer

Officer
30,000
1.95
US$58,500 		30,000 1.95 US$58,500
2025-12-12 2025-12-12 PrS Proposed sale
3.6
Jon Panzer

Officer

Officer
40,000
1.95
US$78,000 		40,000 1.95 US$78,000
2025-12-12 2025-12-12 PrS Proposed sale
2.3
Jose Oxholm

Officer

Officer
60,000
1.95
US$117,000 		60,000 1.95 US$117,000
2025-12-12 2025-12-12 PrS Proposed sale
Joshua Mook

Officer

Officer
32,000
1.95
US$62,400 		32,000 1.95 US$62,400
2025-12-12 2025-12-12 PrS Proposed sale
3.5
Thomas Healy

Officer

Officer
220,000
1.96
US$432,000 		220,000 1.96 US$432,000
2025-12-03 2025-12-03 PrS Proposed sale
2.5
Cheri Lantz

Officer

Officer
50,000
2.00
US$100,000 		50,000 2.00 US$100,000
2025-11-17 2025-11-17 PrS Proposed sale
2.3
Jose Oxholm

Officer

Officer
31,105
1.66
US$51,600 		31,105 1.66 US$51,600
2025-11-17 2025-11-17 PrS Proposed sale
Joshua Mook

Officer

Officer
9,039
1.66
US$15,000 		9,039 1.66 US$15,000
2025-11-17 2025-11-17 PrS Proposed sale
3.5
Thomas Healy

Officer

Officer
159,776
1.66
US$265,000 		159,776 1.66 US$265,000
2025-11-17 2025-11-17 PrS Proposed sale
2.5
Cheri Lantz

Officer

Officer
25,218
1.66
US$41,862 		25,218 1.66 US$41,862
2025-08-21 2025-08-21 B Purchase
3.3
Freeland Richard Joseph
Non-Executive Director
65,000 +41.2%
1.57
US$102,050 		65,000 +41.2% 1.57 US$102,050
2025-05-27 2025-05-23 B Purchase
3.3
Standley Greg

Chief Accounting Officer.

Officer
5,000 +2.1%
1.13
US$5,650 		5,000 +2.1% 1.13 US$5,650
2025-05-27 2025-05-23 B Purchase
4.1
RAMASAMY GOVINDARAJ

Chief Commercial Officer

Officer
20,000 +3.6%
1.13
US$22,600 		20,000 +3.6% 1.13 US$22,600
2025-05-27 2025-05-23 B Purchase
3.6
Panzer Jon

Chief Financial Officer

Officer
40,000 +4.5%
1.14
US$45,600 		40,000 +4.5% 1.14 US$45,600
2024-11-22 2024-11-22 S Sale
2.0
Cubbage Vincent T.
Non-Executive Director
65,000 -6.3%
3.90
US$253,500 		65,000 -6.3% 3.90 US$253,500
2024-11-20 2024-11-20 B Purchase
2.9
Craig Jeffrey A
Non-Executive Director
50,000 +21.5%
2.95
US$147,500 		50,000 +21.5% 2.95 US$147,500
2024-09-11 2024-09-11 B Purchase
4.1
RAMASAMY GOVINDARAJ

Chief Commercial Officer

Officer
30,000 +11.2%
1.92
US$57,600 		30,000 +11.2% 1.92 US$57,600
2024-06-17 2024-06-12 B Purchase
4.1
RAMASAMY GOVINDARAJ

Chief Commercial Officer

Officer
10,000 +4.6%
1.50
US$15,000 		10,000 +4.6% 1.50 US$15,000
2024-05-09 2024-05-09 PrS Proposed sale
1.4
STEPHEN PANG

Former Director

Non-Executive Director
20,000
1.45
US$29,092 		20,000 1.45 US$29,092
2024-03-08 2024-03-08 PrS Proposed sale
1.4
STEPHEN PANG

Director

Non-Executive Director
3,851
1.94
US$7,465 		3,851 1.94 US$7,465
2024-03-07 2024-03-07 PrS Proposed sale
1.4
STEPHEN PANG

Director

Non-Executive Director
2,584
1.91
US$4,935 		2,584 1.91 US$4,935
2024-02-21 2024-02-21 PrS Proposed sale
1.4
STEPHEN PANG

Director

Non-Executive Director
63,574
1.38
US$87,955 		63,574 1.38 US$87,955
2023-11-21 2023-11-21 B Purchase
3.2
KNIGHT ROBERT M JR
Non-Executive Director
100,000 +130.8%
0.57
US$57,000 		100,000 +130.8% 0.57 US$57,000
2023-11-17 2023-11-16 B Purchase
2.5
LANTZ CHERI

Chief Strategy Officer

Officer
20,000 +7.7%
0.66
US$13,200 		20,000 +7.7% 0.66 US$13,200
2023-11-17 2023-11-15 B Purchase
2.9
Craig Jeffrey A
Non-Executive Director
100,000 +185.4%
0.63
US$63,000 		100,000 +185.4% 0.63 US$63,000
2023-11-15 2023-11-15 B Purchase
3.5
Healy Thomas J.

Chief Executive Officer

Executive Director Large shareholder
139,798 +0.4%
0.64
US$89,471 		139,798 +0.4% 0.64 US$89,471
2023-11-15 2023-11-15 B Purchase
2.7
GALLAGHER DENNIS M.

Chief Operating Officer

Officer
40,000 +9.1%
0.66
US$26,400 		40,000 +9.1% 0.66 US$26,400
2023-11-15 2023-11-14 B Purchase
3.5
Healy Thomas J.

Chief Executive Officer

Executive Director Large shareholder
110,202 +0.3%
0.62
US$68,325 		110,202 +0.3% 0.62 US$68,325
2023-11-15 2023-11-14 S Sale
2.0
Cubbage Vincent T.
Non-Executive Director
37,500 -3.8%
0.61
US$22,875 		37,500 -3.8% 0.61 US$22,875
2023-11-15 2023-11-14 B Purchase
1.8
Card Andrew H JR
Non-Executive Director
20,000 +24.6%
0.62
US$12,400 		20,000 +24.6% 0.62 US$12,400
2023-11-15 2023-11-14 B Purchase
3.6
Panzer Jon

Chief Financial Officer

Officer
75,000 +31.1%
0.63
US$47,250 		75,000 +31.1% 0.63 US$47,250
2022-11-21 2022-11-18 B Purchase
1.8
Card Andrew H JR
Non-Executive Director
10,000 +21.5%
3.18
US$31,800 		10,000 +21.5% 3.18 US$31,800
2022-11-18 2022-11-17 B Purchase
2.3
Oxholm Jose Miguel

VP, General Counsel & CCO

Officer
1,000 +0.5%
2.99
US$2,990 		1,000 +0.5% 2.99 US$2,990
2022-11-18 2022-11-16 B Purchase
2.7
GALLAGHER DENNIS M.

Chief Operating Officer

Officer
20,000 +7.7%
3.10
US$62,000 		20,000 +7.7% 3.10 US$62,000
2022-11-16 2022-11-15 B Purchase
3.6
Panzer Jon

Chief Financial Officer

Officer
13,850 +12.9%
3.23
US$44,666 		13,850 +12.9% 3.23 US$44,666
2022-11-16 2022-11-14 B Purchase
3.6
Panzer Jon

Chief Financial Officer

Officer
11,150 +11.6%
3.00
US$33,428 		11,150 +11.6% 3.00 US$33,428
2022-04-28 2022-04-26 PlS Planned sale
Sexton Patrick

Chief Technology Officer

Officer
68,579 -15.8%
3.31
US$227,065 		68,579 -15.8% 3.31 US$227,065
2022-02-03 2022-02-01 PlS Planned sale
3.5
Healy Thomas J.

CHIEF EXECUTIVE OFFICER

Executive Director Large shareholder
400,000 -1.2%
4.47
US$1,787,600 		400,000 -1.2% 4.47 US$1,787,600
2021-12-20 2021-12-16 B Purchase
3.2
KNIGHT ROBERT M JR
Non-Executive Director
10,000 +100.0%
6.15
US$61,481 		10,000 +100.0% 6.15 US$61,481
2021-12-10 2021-12-09 B Purchase
2.7
GALLAGHER DENNIS M.

Chief Operating Officer

Officer
2,021 +2.2%
6.48
US$13,096 		2,021 +2.2% 6.48 US$13,096
2021-12-09 2021-12-08 B Purchase
0.6
OLKKOLA EDWARD E
Non-Executive Director
6,100 +3.7%
6.55
US$39,944 		6,100 +3.7% 6.55 US$39,944
2021-12-07 2021-12-06 B Purchase
0.7
Baker Sherri

Chief Financial Officer

Officer
2,000 +2.6%
6.18
US$12,360 		2,000 +2.6% 6.18 US$12,360
2021-12-07 2021-12-06 B Purchase
2.3
Oxholm Jose Miguel

VP, General Counsel & CCO

Officer
1,500 +2.6%
6.09
US$9,128 		1,500 +2.6% 6.09 US$9,128
2021-12-06 2021-11-22 S Sale
3.6
JENKINS HOWARD M
Non-Executive Director
94,034 -1.4%
7.00
US$658,238 		94,034 -1.4% 7.00 US$658,238
2021-12-06 2021-11-19 S Sale
3.6
JENKINS HOWARD M
Non-Executive Director
275,673 -4.0%
7.02
US$1,935,224 		275,673 -4.0% 7.02 US$1,935,224
2021-12-06 2021-11-18 S Sale
3.6
JENKINS HOWARD M
Non-Executive Director
37,123 -0.5%
7.10
US$263,573 		37,123 -0.5% 7.10 US$263,573
2021-12-06 2021-11-17 S Sale
3.6
JENKINS HOWARD M
Non-Executive Director
250,628 -3.5%
7.43
US$1,862,166 		250,628 -3.5% 7.43 US$1,862,166
2021-12-06 2021-11-16 S Sale
3.6
JENKINS HOWARD M
Non-Executive Director
319,635 -4.3%
7.45
US$2,381,281 		319,635 -4.3% 7.45 US$2,381,281
2021-11-04 2021-11-01 PlS Planned sale
3.5
Healy Thomas J.

CEO

Executive Director Large shareholder
300,000 -0.9%
8.31
US$2,493,210 		300,000 -0.9% 8.31 US$2,493,210
2021-10-22 2021-10-20 PlS Planned sale
3.5
Healy Thomas J.

CHIEF EXECUTIVE OFFICER

Executive Director Large shareholder
200,000 -0.6%
7.77
US$1,554,120 		200,000 -0.6% 7.77 US$1,554,120
2021-10-05 2021-10-01 PlS Planned sale
0.6
OLKKOLA EDWARD E
Non-Executive Director
100,000 -10.7%
8.13
US$813,000 		100,000 -10.7% 8.13 US$813,000
2021-10-05 2021-10-01 PlS Planned sale
2.0
Cubbage Vincent T.
Non-Executive Director
100,000 -9.6%
8.13
US$812,960 		100,000 -9.6% 8.13 US$812,960
2021-10-05 2021-10-01 PlS Planned sale
1.4
Pang Stephen S.
Non-Executive Director
225,000 -75.4%
8.12
US$1,827,022 		225,000 -75.4% 8.12 US$1,827,022
2021-06-29 2021-06-25 PlS Planned sale
1.4
Pang Stephen S.
Non-Executive Director
7,500 -2.5%
12.35
US$92,636 		7,500 -2.5% 12.35 US$92,636
2021-06-03 2021-06-01 PlS Planned sale
0.6
OLKKOLA EDWARD E
Non-Executive Director
100,000 -12.0%
10.41
US$1,040,940 		100,000 -12.0% 10.41 US$1,040,940
2021-05-26 2021-05-25 B Purchase
2.3
Oxholm Jose Miguel

VP, General Counsel & CCO

Officer
3,000 +5.6%
9.68
US$29,050 		3,000 +5.6% 9.68 US$29,050
2021-05-21 2021-05-19 PlS Planned sale
3.5
Healy Thomas J.

CHIEF EXECUTIVE OFFICER

Executive Director Large shareholder
300,000 -0.9%
9.33
US$2,800,470 		300,000 -0.9% 9.33 US$2,800,470
2021-03-04 2021-03-02 B Purchase
1.8
Card Andrew H JR
Non-Executive Director
5,000 +inf%
16.54
US$82,700 		5,000 +inf% 16.54 US$82,700
2020-06-23 2020-06-19 S Sale
2.3
Polar Asset Management Partners Inc.
Large shareholder
250,000 -16.1%
14.50
US$3,625,000 		250,000 -16.1% 14.50 US$3,625,000
2020-06-23 2020-06-19 S Sale
2.3
Polar Asset Management Partners Inc.
Large shareholder
100,000 -6.1%
14.15
US$1,415,000 		100,000 -6.1% 14.15 US$1,415,000
2020-06-23 2020-06-19 S Sale
2.3
Polar Asset Management Partners Inc.
Large shareholder
1,000,000 -37.8%
13.78
US$13,780,000 		1,000,000 -37.8% 13.78 US$13,780,000
2020-06-23 2020-06-19 S Sale
2.3
Polar Asset Management Partners Inc.
Large shareholder
200,000 -7.0%
13.13
US$2,626,000 		200,000 -7.0% 13.13 US$2,626,000
2019-03-06 2019-03-04 B Purchase
1.4
Pang Stephen S.
5,000 +inf%
10.00
US$50,000 		5,000 +inf% 10.00 US$50,000
2019-03-06 2019-03-04 B Purchase
2.0
Cubbage Vincent T.

Pres., CEO & Chairman of BOD

Executive Director
25,000 +inf%
10.00
US$250,000 		25,000 +inf% 10.00 US$250,000
2019-03-06 2019-03-04 B Purchase
1.1
Brock Darrell Jr.

Vice President
5,000 +inf%
10.00
US$50,000 		5,000 +inf% 10.00 US$50,000
2019-03-06 2019-03-04 B Purchase
1.1
Savage Connie

CFO and CAO
2,500 +inf%
10.00
US$25,000 		2,500 +inf% 10.00 US$25,000
2019-03-06 2019-03-04 B Purchase
1.1
Schnitzer Steven C.

VP, Gen. Counsel and Secretary
5,000 +inf%
10.00
US$50,000 		5,000 +inf% 10.00 US$50,000
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