Form 4 for SLDP Solid Power, Inc.
Accepted 2026-04-02 18:04:14 ET · period of report 2026-03-31 · accession 0001844862-26-000004 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-04-02 18:04 | 2026-03-31 | SLDP | Buettner-Garrett Joshua | CTO | F - Tax | $2.82 | -14.3K | 1.28M | -1% | -$40.3K | |
| 2026-04-02 18:04 | 2026-04-01 | SLDP | Buettner-Garrett Joshua | CTO | A - Grant | $0.00 | +183.5K | 1.46M | +14% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-31 | F | D | 14,284 | $2.82 | 1,279,925 | D | — | — | (F1) Represents shares of the issuer's common stock withheld to satisfy the reporting person's tax obligation upon the vesting of restricted stock units. |
| 2 | Common | Common Stock | 2026-04-01 | A | A | 183,518 | $0.00 | 1,463,443 | D | — | — | (F2) Each restricted stock unit represents a contingent right to receive one share of the underlying common stock of the Issuer. The restricted stock units will vest in 16 equal quarterly installments commencing on June 30, 2026, and thereafter at the end of each fiscal quarter of the Issuer, subject to the reporting person continuing to be a service provider (as defined in the Solid Power, Inc. 2021 Equity Incentive Plan) through the applicable vesting date. |