// company-profile
Solid Power, Inc.
SLDPExchangeNasdaqSectorMiscellaneous Electrical Machinery, Equipment & SuppliesInc.DEFilings127Insiders15
// api This Solid Power, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, Solid Power, Inc. insiders bought $0 (11 transactions) and sold $1.8M (7 transactions).
- Most active insider: Buettner-Garrett Joshua with 4 transactions totaling $236K.
- Largest single sale: $947K by Van Scoter John C. on May 11, 2026.
- 13% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Solid Power, Inc. as of 2026-03-31
Total reported AUM
$268.5M
QoQ change
-3.8%
Reporting period
2026-03-31
#1
HEIGHTS CAPITAL MANAGEMENT, INC
CIK 1081698
$37.2M
12.4M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$25.0M
8.3M shares
#3
BlackRock, Inc.
CIK 2012383
$20.5M
6.8M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 20, 2026 | Miziolek Aleksandra A | SLDP | Award | 44,133 | $0.00 | $0K |
| May 20, 2026 | Awada Kaled | SLDP | Award | 44,133 | $0.00 | $0K |
| May 20, 2026 | ANDERSON ERIK J | SLDP | Award | 44,133 | $0.00 | $0K |
| May 20, 2026 | Wright MaryAnn | SLDP | Award | 44,133 | $0.00 | $0K |
| May 20, 2026 | Goldberg Steven H | SLDP | Award | 44,133 | $0.00 | $0K |
45 more transactions hidden
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