SLDP insider transaction filings
Solid Power, Inc. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-07-01. Screen SLDP transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 3 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 3.
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.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Buettner-Garrett Joshua — Chief Technology Officer | 1 | — | — | 1 |
| Heller Linda C. — CFO, Treasurer, & Secretary | 1 | — | — | 1 |
| Van Scoter John C. — President & CEO, Director | 1 | — | — | 1 |
Recent Form 4 filings — Solid Power, Inc.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-01 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Tax withholding (F): 33,824 @ $2.60 | EDGAR |
| 2026-07-01 | 4 | Heller Linda C. — CFO, Treasurer, & Secretary | Tax withholding (F): 72,310 @ $2.60 | EDGAR |
| 2026-07-01 | 4 | Van Scoter John C. — President & CEO, Director | Tax withholding (F): 154,512 @ $2.60 | EDGAR |
| 2026-05-21 | 4 | Roe Lesa B — Director | Grant/award (A): 44,133 @ $0 · Sale (S): 39,207 @ $2.66 | EDGAR |
| 2026-05-21 | 4 | Goldberg Steven H — Director | Grant/award (A): 44,133 @ $0 | EDGAR |
| 2026-05-21 | 4/A | Goldberg Steven H — Director | Grant/award (A): 44,133 @ $0 | EDGAR |
| 2026-05-21 | 4 | Awada Kaled — Director | Grant/award (A): 44,133 @ $0 | EDGAR |
| 2026-05-21 | 4 | Miziolek Aleksandra A — Director | Grant/award (A): 44,133 @ $0 | EDGAR |
| 2026-05-21 | 4 | Kreh Susan M — Director | Grant/award (A): 44,133 @ $0 | EDGAR |
| 2026-05-21 | 4 | Wright MaryAnn — Director | Grant/award (A): 44,133 @ $0 | EDGAR |
| 2026-05-21 | 4 | STEPHENS JOHN JOSEPH — Director | Grant/award (A): 44,133 @ $0 | EDGAR |
| 2026-05-21 | 4 | ANDERSON ERIK J — Director | Grant/award (A): 44,133 @ $0 | EDGAR |
| 2026-05-13 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Tax withholding (F): 5,519 @ $3.15 | EDGAR |
| 2026-05-12 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Tax withholding (F): 58,082 @ $3.08 | EDGAR |
| 2026-05-12 | 4 | Heller Linda C. — CFO, Treasurer, & Secretary | Tax withholding (F): 136,122 @ $3.08 | EDGAR |
| 2026-05-12 | 4 | Van Scoter John C. — President & CEO, Director | Tax withholding (F): 308,010 @ $3.08 | EDGAR |
| 2026-04-02 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Tax withholding (F): 14,284 @ $2.82 · Grant/award (A): 183,518 @ $0 | EDGAR |
| 2026-04-02 | 4 | Heller Linda C. — CFO, Treasurer, & Secretary | Tax withholding (F): 26,659 @ $2.82 · Grant/award (A): 380,348 @ $0 | EDGAR |
| 2026-04-02 | 4 | Van Scoter John C. — President & CEO, Director | Tax withholding (F): 42,842 @ $2.82 · Grant/award (A): 1,267,828 @ $0 | EDGAR |
| 2026-01-05 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Tax withholding (F): 14,284 @ $4.28 | EDGAR |
| 2026-01-05 | 4 | Heller Linda C. — CFO, Treasurer, & Secretary | Tax withholding (F): 26,605 @ $4.28 | EDGAR |
| 2026-01-05 | 4 | Van Scoter John C. — President & CEO, Director | Tax withholding (F): 42,842 @ $4.28 | EDGAR |
| 2025-12-08 | 4 | ANDERSON ERIK J — Director | Sale (S): 30,000 @ $5.20 | EDGAR |
| 2025-10-01 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Tax withholding (F): 14,284 @ $3.52 | EDGAR |
| 2025-10-01 | 4 | Heller Linda C. — CFO, Treasurer, & Secretary | Tax withholding (F): 26,605 @ $3.52 | EDGAR |
| 2025-10-01 | 4 | Van Scoter John C. — President & CEO, Director | Tax withholding (F): 42,842 @ $3.52 | EDGAR |
| 2025-07-01 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Tax withholding (F): 14,285 @ $2.15 | EDGAR |
| 2025-07-01 | 4 | Heller Linda C. — CFO, Treasurer, & Secretary | Tax withholding (F): 25,950 @ $2.15 | EDGAR |
| 2025-07-01 | 4 | Van Scoter John C. — President & CEO, Director | Tax withholding (F): 42,841 @ $2.15 | EDGAR |
| 2025-06-18 | 4 | Heller Linda C. — CFO, Treasurer, & Secretary | Tax withholding (F): 103,800 @ $1.93 | EDGAR |
| 2025-05-30 | 4 | Roe Lesa B — Director | Sale (S): 29,000 @ $1.69 | EDGAR |
| 2025-05-28 | 4 | Goldberg Steven H — Director | Sale (S): 82,365 @ $1.62 | EDGAR |
| 2025-05-22 | 4 | Roe Lesa B — Director | Grant/award (A): 118,808 @ $0 | EDGAR |
| 2025-05-22 | 4 | Goldberg Steven H — Director | Grant/award (A): 118,808 @ $0 | EDGAR |
| 2025-05-22 | 4 | Awada Kaled — Director | Grant/award (A): 118,808 @ $0 | EDGAR |
| 2025-05-22 | 4 | Miziolek Aleksandra A — Director | Grant/award (A): 118,808 @ $0 | EDGAR |
| 2025-05-22 | 4 | Kreh Susan M — Director | Grant/award (A): 118,808 @ $0 | EDGAR |
| 2025-05-22 | 4 | Wright MaryAnn — Director | Grant/award (A): 118,808 @ $0 | EDGAR |
| 2025-05-22 | 4 | STEPHENS JOHN JOSEPH — Director | Grant/award (A): 118,808 @ $0 | EDGAR |
| 2025-05-22 | 4 | ANDERSON ERIK J — Director | Grant/award (A): 118,808 @ $0 | EDGAR |
| 2025-05-21 | 4 | Liebscher James — Chief Legal Officer & Sec | Holdings only — no transactions reported | EDGAR |
| 2025-05-13 | 4 | Liebscher James — Chief Legal Officer & Sec | Tax withholding (F): 5,865 @ $1.30 | EDGAR |
| 2025-05-13 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Tax withholding (F): 5,520 @ $1.30 | EDGAR |
| 2025-05-12 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Grant/award (A): 531,034 @ $0 | EDGAR |
| 2025-05-12 | 4 | Heller Linda C. — CFO & Treasurer | Grant/award (A): 1,113,920 @ $0 | EDGAR |
| 2025-05-12 | 4 | Van Scoter John C. — President & CEO, Director | Grant/award (A): 2,816,091 @ $0 | EDGAR |
| 2025-04-01 | 4 | Liebscher James — Chief Legal Officer & Sec | Tax withholding (F): 18,179 @ $1.08 | EDGAR |
| 2025-04-01 | 4 | Buettner-Garrett Joshua — Chief Technology Officer | Tax withholding (F): 14,285 @ $1.08 | EDGAR |
| 2025-04-01 | 4 | Van Scoter John C. — President & CEO, Director | Tax withholding (F): 42,841 @ $1.08 | EDGAR |
| 2025-03-25 | 4 | Van Scoter John C. — President & CEO, Director | Tax withholding (F): 58,129 @ $1.11 | EDGAR |
Recent 8-K events — Solid Power, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-09-14 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-04 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-02 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-12 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-21 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-07 | 8-K | 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-05 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-24 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | EDGAR |
| 2026-03-06 | 8-K | 1.01 — Entry into a Material Definitive Agreement 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-24 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
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