Solid Power Inc
Ownership
Ownership Structure
Who owns Solid Power Inc (SLDP)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 91.2% of the shares are freely tradable; institutional investors hold 43.6%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 7.50 | 17,122,172 | +24.6 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.70 | 8,434,156 | +1.4 | 06/30/2026 |
| State Street Corp | 2.54 | 5,787,916 | +36.4 | 06/30/2026 |
| Geode Capital Management, LLC | 2.26 | 5,159,452 | +13.2 | 06/30/2026 |
| Riverstone Holdings LLC | 2.04 | 4,651,964 | -0.9 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 1.38 | 3,157,809 | -12.7 | 06/30/2026 |
| D. E. Shaw & Co LP | 1.31 | 2,992,009 | -46.7 | 06/30/2026 |
| Amvescap Plc. | 1.26 | 2,871,345 | +18.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.65 | 6,038,583 | +0.0 | 09/30/2026 |
| iShares Russell 2000 ETF | 2.40 | 5,486,556 | -1.1 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Van Scoter John C. | President & CEO | 4,563,127 | 9,126,254 $ | Sep 30, 2026 | direct |
| Heller Linda C. | CFO, Treasurer, & Secretary | 1,876,534 | 3,753,068 $ | Sep 30, 2026 | direct |
| Buettner-Garrett Joshua | Chief Technology Officer | 1,332,194 | 2,664,388 $ | Sep 30, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 30, 2026 | Van Scoter John C. | President & CEO | Other | 154,512 | 2.27 | 350,742 |
| Sep 30, 2026 | Heller Linda C. | CFO, Treasurer, & Secretary | Other | 72,310 | 2.27 | 164,144 |
| Sep 30, 2026 | Buettner-Garrett Joshua | Chief Technology Officer | Other | 33,824 | 2.27 | 76,780 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.