Solid Power, Inc. (SLDP)

Solid Power, Inc. has seen no insider trading activity within the last three months. The most recent transactions occurred on May 20, 2026, involving a director executing planned and proposed sales of company shares. Previous historical filings indicate various divestment patterns by officers and board members throughout 2025.
Ticker: SLDP Exchange: NSM


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Solid Power, Inc.. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
1.5
Roe Lesa B Non-Executive Director
Transaction date
Planned sale
Price
124.57
Quantity 16,355 +10.1%
Value US$2,014,752
1.5
Roe Lesa B Director Non-Executive Director
Transaction date
Proposed sale
Price
497.00
Quantity 91,193
Value US$1,853,266
3.8
ANDERSON ERIK J Non-Executive Director
Transaction date
Sale
Price
120.45
Quantity 10,493 -4.6%
Value US$4,224,888
Liebscher James Former Officer Officer
Transaction date
Proposed sale
Price
3.80
Quantity 249,916
Value US$949,681
Liebscher James Former Officer Officer
Transaction date
Proposed sale
Price
1.89
Quantity 93,961
Value US$177,588
Liebscher James Former Officer Officer
Transaction date
Proposed sale
Price
1.91
Quantity 271,796
Value US$519,159
1.5
Roe Lesa B Non-Executive Director
Transaction date
Sale
Price
1.69
Quantity 29,000 -10.8%
Value US$49,010
1.5
Roe Lesa B Director Non-Executive Director
Transaction date
Proposed sale
Price
1.69
Quantity 29,000
Value US$49,016
1.7
Goldberg Steven H Non-Executive Director
Transaction date
Sale
Price
1.62
Quantity 82,365 -40.9%
Value US$133,481
Liebscher James Former Officer Officer
Transaction date
Proposed sale
Price
1.60
Quantity 50,000
Value US$80,135
1.7
Goldberg Steven H Director Non-Executive Director
Transaction date
Proposed sale
Price
1.55
Quantity 82,365
Value US$127,666
Liebscher James Former Officer Officer
Transaction date
Proposed sale
Price
1.55
Quantity 75,000
Value US$116,622
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.13
Quantity 187,500 -17.8%
Value US$211,556
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.12
Quantity 187,500
Value US$210,000
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.31
Quantity 187,500 -17.8%
Value US$246,412
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.33
Quantity 187,500
Value US$249,375
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
2.09
Quantity 187,500 -17.8%
Value US$392,288
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
2.09
Quantity 187,500
Value US$392,282
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.07
Quantity 187,500 -17.7%
Value US$201,412
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.07
Quantity 187,500
Value US$201,418
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.07
Quantity 187,500 -17.7%
Value US$201,394
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.14
Quantity 187,500
Value US$213,750
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.26
Quantity 187,500 -17.7%
Value US$237,075
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.26
Quantity 187,500
Value US$237,075
3.8
ANDERSON ERIK J Non-Executive Director
Transaction date
Sale
Price
1.27
Quantity 506,283 -73.0%
Value US$644,093
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.21
Quantity 187,500 -17.7%
Value US$227,250
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.21
Quantity 187,500
Value US$227,255
1.7
Goldberg Steven H Non-Executive Director
Transaction date
Sale
Price
1.45
Quantity 59,197 -41.8%
Value US$85,836
1.7
Goldberg Steven H Director Non-Executive Director
Transaction date
Proposed sale
Price
1.45
Quantity 59,197
Value US$85,836
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.42
Quantity 187,500 -21.5%
Value US$267,056
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.43
Quantity 187,500
Value US$268,125
1.5
Roe Lesa B Non-Executive Director
Transaction date
Sale
Price
1.35
Quantity 27,900 -15.8%
Value US$37,693
1.5
Roe Lesa B Director Non-Executive Director
Transaction date
Proposed sale
Price
1.35
Quantity 27,900
Value US$37,682
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.66
Quantity 187,500 -21.5%
Value US$312,056
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.66
Quantity 187,500
Value US$312,055
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.66
Quantity 187,500 -21.4%
Value US$311,194
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.66
Quantity 187,500
Value US$311,193
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.68
Quantity 187,500 -21.4%
Value US$315,075
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.74
Quantity 187,500
Value US$326,250
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.86
Quantity 187,500 -21.3%
Value US$348,900
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.86
Quantity 187,500
Value US$348,901
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.36
Quantity 187,500 -35.8%
Value US$254,700
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.36
Quantity 187,500
Value US$254,691
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.58
Quantity 187,500 -34.5%
Value US$296,062
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.58
Quantity 187,500
Value US$296,055
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.29
Quantity 187,500 -34.5%
Value US$242,081
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.36
Quantity 187,500
Value US$255,000
Jansen David B Former Director Non-Executive Director
Transaction date
Proposed sale
Price
1.42
Quantity 33,500
Value US$47,731
Buettner-Garrett Joshua Chief Technology Officer Officer
Transaction date
Planned sale
Price
1.47
Quantity 187,500 -47.6%
Value US$276,075
Buettner-Garrett Joshua Officer Officer
Transaction date
Proposed sale
Price
1.54
Quantity 187,500
Value US$288,750
1.7
Goldberg Steven H Non-Executive Director
Transaction date
Sale
Price
1.49
Quantity 15,700 -21.0%
Value US$23,374
1.7
Goldberg Steven H Director Non-Executive Director
Transaction date
Proposed sale
Price
1.65
Quantity 15,700
Value US$25,905
3.8
ANDERSON ERIK J Non-Executive Director
Transaction date
Sale
Price
2.10
Quantity 1,901 -0.3%
Value US$3,992
1.7
STEPHENS JOHN JOSEPH Non-Executive Director
Transaction date
Purchase
Price
2.92
Quantity 214,500 +250.9%
Value US$626,126
3.6
Campbell Douglas M Chief Executive Officer Executive Director
Transaction date
Sale
Price
6.41
Quantity 170,000 -1.7%
Value US$1,089,700
1.7
STEPHENS JOHN JOSEPH Non-Executive Director
Transaction date
Purchase
Price
6.80
Quantity 30,000 +54.0%
Value US$203,937
3.6
Campbell Douglas M Chief Executive Officer Executive Director
Transaction date
Sale
Price
6.67
Quantity 200,000 -2.0%
Value US$1,334,000
3.6
Campbell Douglas M Chief Executive Officer Executive Director
Transaction date
Sale
Price
6.79
Quantity 200,000 -1.9%
Value US$1,358,000
3.6
Campbell Douglas M Chief Executive Officer Executive Director
Transaction date
Sale
Price
6.82
Quantity 260,000 -2.5%
Value US$1,773,200
3.6
Campbell Douglas M Chief Executive Officer Executive Director
Transaction date
Sale
Price
6.94
Quantity 250,000 -2.3%
Value US$1,735,000
3.6
Campbell Douglas M Chief Executive Officer Executive Director
Transaction date
Sale
Price
7.08
Quantity 270,000 -2.4%
Value US$1,911,600
3.6
Campbell Douglas M Chief Executive Officer Executive Director
Transaction date
Sale
Price
6.50
Quantity 250,000 -2.2%
Value US$1,625,000
1.7
STEPHENS JOHN JOSEPH Non-Executive Director
Transaction date
Purchase
Price
6.54
Quantity 25,000 +82.0%
Value US$163,455
3.6
Campbell Douglas M Chief Executive Officer Executive Director
Transaction date
Sale
Price
6.70
Quantity 250,000 -2.2%
Value US$1,675,000
3.6
Campbell Douglas M Chief Executive Officer Executive Director
Transaction date
Sale
Price
6.88
Quantity 250,000 -2.1%
Value US$1,720,000
1.7
STEPHENS JOHN JOSEPH Non-Executive Director
Transaction date
Purchase
Price
7.14
Quantity 17,289 +130.8%
Value US$123,438
1.7
STEPHENS JOHN JOSEPH Non-Executive Director
Transaction date
Purchase
Price
6.91
Quantity 13,216 +inf%
Value US$91,381
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-05-21 2026-05-20 PlS Planned sale Non-Executive Director
16,355 +10.1%
124.57
US$2,014,752
16,355 +10.1% 124.57 US$2,014,752
2026-05-20 2026-05-20 PrS Proposed sale

Director

Non-Executive Director
91,193
497.00
US$1,853,266
91,193 497.00 US$1,853,266
2025-12-08 2025-12-04 S Sale Non-Executive Director
10,493 -4.6%
120.45
US$4,224,888
10,493 -4.6% 120.45 US$4,224,888
2025-07-22 2025-07-22 PrS Proposed sale

Former Officer

Officer
249,916
3.80
US$949,681
249,916 3.80 US$949,681
2025-06-11 2025-06-11 PrS Proposed sale

Former Officer

Officer
93,961
1.89
US$177,588
93,961 1.89 US$177,588
2025-06-11 2025-06-11 PrS Proposed sale

Former Officer

Officer
271,796
1.91
US$519,159
271,796 1.91 US$519,159
2025-05-30 2025-05-29 S Sale Non-Executive Director
29,000 -10.8%
1.69
US$49,010
29,000 -10.8% 1.69 US$49,010
2025-05-29 2025-05-29 PrS Proposed sale

Director

Non-Executive Director
29,000
1.69
US$49,016
29,000 1.69 US$49,016
2025-05-28 2025-05-27 S Sale Non-Executive Director
82,365 -40.9%
1.62
US$133,481
82,365 -40.9% 1.62 US$133,481
2025-05-27 2025-05-27 PrS Proposed sale

Former Officer

Officer
50,000
1.60
US$80,135
50,000 1.60 US$80,135
2025-05-27 2025-05-27 PrS Proposed sale

Director

Non-Executive Director
82,365
1.55
US$127,666
82,365 1.55 US$127,666
2025-05-23 2025-05-23 PrS Proposed sale

Former Officer

Officer
75,000
1.55
US$116,622
75,000 1.55 US$116,622
2025-03-07 2025-03-06 PlS Planned sale

Chief Technology Officer

Officer
187,500 -17.8%
1.13
US$211,556
187,500 -17.8% 1.13 US$211,556
2025-03-06 2025-03-06 PrS Proposed sale

Officer

Officer
187,500
1.12
US$210,000
187,500 1.12 US$210,000
2025-02-12 2025-02-10 PlS Planned sale

Chief Technology Officer

Officer
187,500 -17.8%
1.31
US$246,412
187,500 -17.8% 1.31 US$246,412
2025-02-10 2025-02-10 PrS Proposed sale

Officer

Officer
187,500
1.33
US$249,375
187,500 1.33 US$249,375
2025-01-07 2025-01-06 PlS Planned sale

Chief Technology Officer

Officer
187,500 -17.8%
2.09
US$392,288
187,500 -17.8% 2.09 US$392,288
2025-01-06 2025-01-06 PrS Proposed sale

Officer

Officer
187,500
2.09
US$392,282
187,500 2.09 US$392,282
2024-12-17 2024-12-16 PlS Planned sale

Chief Technology Officer

Officer
187,500 -17.7%
1.07
US$201,412
187,500 -17.7% 1.07 US$201,412
2024-12-16 2024-12-16 PrS Proposed sale

Officer

Officer
187,500
1.07
US$201,418
187,500 1.07 US$201,418
2024-11-13 2024-11-12 PlS Planned sale

Chief Technology Officer

Officer
187,500 -17.7%
1.07
US$201,394
187,500 -17.7% 1.07 US$201,394
2024-11-12 2024-11-12 PrS Proposed sale

Officer

Officer
187,500
1.14
US$213,750
187,500 1.14 US$213,750
2024-10-08 2024-10-07 PlS Planned sale

Chief Technology Officer

Officer
187,500 -17.7%
1.26
US$237,075
187,500 -17.7% 1.26 US$237,075
2024-10-07 2024-10-07 PrS Proposed sale

Officer

Officer
187,500
1.26
US$237,075
187,500 1.26 US$237,075
2024-12-02 2024-10-01 S Sale Non-Executive Director
506,283 -73.0%
1.27
US$644,093
506,283 -73.0% 1.27 US$644,093
2024-09-11 2024-09-10 PlS Planned sale

Chief Technology Officer

Officer
187,500 -17.7%
1.21
US$227,250
187,500 -17.7% 1.21 US$227,250
2024-09-10 2024-09-10 PrS Proposed sale

Officer

Officer
187,500
1.21
US$227,255
187,500 1.21 US$227,255
2024-08-30 2024-08-29 S Sale Non-Executive Director
59,197 -41.8%
1.45
US$85,836
59,197 -41.8% 1.45 US$85,836
2024-08-29 2024-08-29 PrS Proposed sale

Director

Non-Executive Director
59,197
1.45
US$85,836
59,197 1.45 US$85,836
2024-08-20 2024-08-19 PlS Planned sale

Chief Technology Officer

Officer
187,500 -21.5%
1.42
US$267,056
187,500 -21.5% 1.42 US$267,056
2024-08-19 2024-08-19 PrS Proposed sale

Officer

Officer
187,500
1.43
US$268,125
187,500 1.43 US$268,125
2024-08-13 2024-08-09 S Sale Non-Executive Director
27,900 -15.8%
1.35
US$37,693
27,900 -15.8% 1.35 US$37,693
2024-08-09 2024-08-09 PrS Proposed sale

Director

Non-Executive Director
27,900
1.35
US$37,682
27,900 1.35 US$37,682
2024-07-10 2024-07-09 PlS Planned sale

Chief Technology Officer

Officer
187,500 -21.5%
1.66
US$312,056
187,500 -21.5% 1.66 US$312,056
2024-07-09 2024-07-09 PrS Proposed sale

Officer

Officer
187,500
1.66
US$312,055
187,500 1.66 US$312,055
2024-06-17 2024-06-14 PlS Planned sale

Chief Technology Officer

Officer
187,500 -21.4%
1.66
US$311,194
187,500 -21.4% 1.66 US$311,194
2024-06-14 2024-06-14 PrS Proposed sale

Officer

Officer
187,500
1.66
US$311,193
187,500 1.66 US$311,193
2024-05-22 2024-05-21 PlS Planned sale

Chief Technology Officer

Officer
187,500 -21.4%
1.68
US$315,075
187,500 -21.4% 1.68 US$315,075
2024-05-21 2024-05-21 PrS Proposed sale

Officer

Officer
187,500
1.74
US$326,250
187,500 1.74 US$326,250
2024-04-04 2024-04-03 PlS Planned sale

Chief Technology Officer

Officer
187,500 -21.3%
1.86
US$348,900
187,500 -21.3% 1.86 US$348,900
2024-04-03 2024-04-03 PrS Proposed sale

Officer

Officer
187,500
1.86
US$348,901
187,500 1.86 US$348,901
2024-03-19 2024-03-18 PlS Planned sale

Chief Technology Officer

Officer
187,500 -35.8%
1.36
US$254,700
187,500 -35.8% 1.36 US$254,700
2024-03-18 2024-03-18 PrS Proposed sale

Officer

Officer
187,500
1.36
US$254,691
187,500 1.36 US$254,691
2024-02-08 2024-02-07 PlS Planned sale

Chief Technology Officer

Officer
187,500 -34.5%
1.58
US$296,062
187,500 -34.5% 1.58 US$296,062
2024-02-07 2024-02-07 PrS Proposed sale

Officer

Officer
187,500
1.58
US$296,055
187,500 1.58 US$296,055
2024-01-12 2024-01-11 PlS Planned sale

Chief Technology Officer

Officer
187,500 -34.5%
1.29
US$242,081
187,500 -34.5% 1.29 US$242,081
2024-01-11 2024-01-11 PrS Proposed sale

Officer

Officer
187,500
1.36
US$255,000
187,500 1.36 US$255,000
2024-01-02 2024-01-02 PrS Proposed sale

Former Director

Non-Executive Director
33,500
1.42
US$47,731
33,500 1.42 US$47,731
2023-12-06 2023-12-05 PlS Planned sale

Chief Technology Officer

Officer
187,500 -47.6%
1.47
US$276,075
187,500 -47.6% 1.47 US$276,075
2023-12-05 2023-12-05 PrS Proposed sale

Officer

Officer
187,500
1.54
US$288,750
187,500 1.54 US$288,750
2023-11-20 2023-11-17 S Sale Non-Executive Director
15,700 -21.0%
1.49
US$23,374
15,700 -21.0% 1.49 US$23,374
2023-11-17 2023-11-16 PrS Proposed sale

Director

Non-Executive Director
15,700
1.65
US$25,905
15,700 1.65 US$25,905
2023-05-26 2023-05-25 S Sale Non-Executive Director
1,901 -0.3%
2.10
US$3,992
1,901 -0.3% 2.10 US$3,992
2023-03-14 2023-03-10 B Purchase Non-Executive Director
214,500 +250.9%
2.92
US$626,126
214,500 +250.9% 2.92 US$626,126
2022-08-31 2022-08-31 S Sale

Chief Executive Officer

Executive Director
170,000 -1.7%
6.41
US$1,089,700
170,000 -1.7% 6.41 US$1,089,700
2022-08-31 2022-08-30 B Purchase Non-Executive Director
30,000 +54.0%
6.80
US$203,937
30,000 +54.0% 6.80 US$203,937
2022-08-31 2022-08-30 S Sale

Chief Executive Officer

Executive Director
200,000 -2.0%
6.67
US$1,334,000
200,000 -2.0% 6.67 US$1,334,000
2022-08-31 2022-08-29 S Sale

Chief Executive Officer

Executive Director
200,000 -1.9%
6.79
US$1,358,000
200,000 -1.9% 6.79 US$1,358,000
2022-08-26 2022-08-26 S Sale

Chief Executive Officer

Executive Director
260,000 -2.5%
6.82
US$1,773,200
260,000 -2.5% 6.82 US$1,773,200
2022-08-26 2022-08-25 S Sale

Chief Executive Officer

Executive Director
250,000 -2.3%
6.94
US$1,735,000
250,000 -2.3% 6.94 US$1,735,000
2022-08-24 2022-08-24 S Sale

Chief Executive Officer

Executive Director
270,000 -2.4%
7.08
US$1,911,600
270,000 -2.4% 7.08 US$1,911,600
2022-08-24 2022-08-23 S Sale

Chief Executive Officer

Executive Director
250,000 -2.2%
6.50
US$1,625,000
250,000 -2.2% 6.50 US$1,625,000
2022-08-23 2022-08-23 B Purchase Non-Executive Director
25,000 +82.0%
6.54
US$163,455
25,000 +82.0% 6.54 US$163,455
2022-08-22 2022-08-22 S Sale

Chief Executive Officer

Executive Director
250,000 -2.2%
6.70
US$1,675,000
250,000 -2.2% 6.70 US$1,675,000
2022-08-22 2022-08-19 S Sale

Chief Executive Officer

Executive Director
250,000 -2.1%
6.88
US$1,720,000
250,000 -2.1% 6.88 US$1,720,000
2022-08-22 2022-08-18 B Purchase Non-Executive Director
17,289 +130.8%
7.14
US$123,438
17,289 +130.8% 7.14 US$123,438
2022-08-19 2022-08-17 B Purchase Non-Executive Director
13,216 +inf%
6.91
US$91,381
13,216 +inf% 6.91 US$91,381
2022-06-28 2022-06-24 S Sale Large shareholder
33,824 -1.1%
6.25
US$211,403
33,824 -1.1% 6.25 US$211,403
2022-06-28 2022-06-24 S Sale Large shareholder
187,402 -7.7%
6.25
US$1,171,281
187,402 -7.7% 6.25 US$1,171,281
2022-06-28 2022-06-24 S Sale Large shareholder
235,853 -1.9%
6.25
US$1,474,105
235,853 -1.9% 6.25 US$1,474,105
2022-06-13 2022-06-10 S Sale Large shareholder
303 -0.0%
7.00
US$2,122
303 -0.0% 7.00 US$2,122
2022-06-13 2022-06-10 S Sale Large shareholder
1,681 -0.1%
7.00
US$11,774
1,681 -0.1% 7.00 US$11,774
2022-06-13 2022-06-10 S Sale Large shareholder
2,116 -0.0%
7.00
US$14,821
2,116 -0.0% 7.00 US$14,821
2022-06-13 2022-06-09 S Sale Large shareholder
2,873 -0.1%
7.09
US$20,363
2,873 -0.1% 7.09 US$20,363
2022-06-13 2022-06-09 S Sale Large shareholder
15,916 -0.6%
7.09
US$112,808
15,916 -0.6% 7.09 US$112,808