Form 4: Solid Power CTO Executes Tax-Related Share Withholding

Solid Power, Inc. Chief Technology Officer Joshua Buettner-Garrett disposed of 58,082 shares to satisfy tax obligations upon the vesting of restricted stock units.

Summary

• Chief Technology Officer Joshua Buettner-Garrett disposed of 58,082 shares of common stock.
• The transaction occurred on May 11, 2026, at a price of $3.075 per share.
• The disposal was executed to satisfy tax withholding obligations related to the vesting of restricted stock units.
• Following this transaction, the reporting person retains beneficial ownership of 1,405,361 shares of common stock.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as it represents a routine administrative tax-withholding transaction rather than a change in management sentiment or strategic direction.

Positives

• The transaction is a routine administrative action related to tax obligations rather than a discretionary sale of shares.
• The reporting person maintains a significant equity stake of 1,405,361 shares in the company.

Negatives

• The transaction results in a reduction of the reporting person's direct share ownership.

Risks

• None identified; this is a standard tax-withholding event.

Future Outlook

Not applicable; this is a retrospective disclosure of a completed transaction.

Industry Context

StockSavvy.ai notes that tax-related share withholding is a standard practice for executives in the technology and battery development sectors, reflecting the vesting of equity-based compensation packages.

Comparison to Industry Standards

• The transaction aligns with standard corporate governance practices for executive compensation and tax compliance in the U.S. public market.

Stakeholder Impact

• Minimal impact on shareholders as the transaction is a non-discretionary tax compliance event.

Key Dates

Keywords

Solid Power, SLDP, Form 4, Insider Trading, Equity Compensation, Tax Withholding