Nasdaq · CIK 0001844862
SLDP Solid Power, Inc.
Insider trading from SEC Form 4. Last filing 11 d ago. Close $2.38 on Oct 9, 2026, +19% from the 52-week low and -72% from the high.
Last 90 days
Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
6
with a Form 4 at this company
Price and insider trades, last year
SLDPOct 9, 2026 · close 2.38
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at Solid Power, Inc., scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 0Weak | Joshua Buettner-Garrett Chief Technology Officer sell | $212k 187,500 shares | -18% | +13% from low-48% from high | |
| 0Weak | Joshua Buettner-Garrett Chief Technology Officer sell | $246k 187,500 shares | -18% | +30% from low-40% from high | |
| 1Weak | Joshua Buettner-Garrett Chief Technology Officer sell | $392k 187,500 shares | -18% | +97% from low-9% from high | |
| 0Weak | Joshua Buettner-Garrett Chief Technology Officer sell | $201k 187,500 shares | -18% | - | |
| 55Moderate | Erik J Anderson director sell | $644k 506,283 shares | -73% | - | |
| 0Weak | Joshua Buettner-Garrett Chief Technology Officer sell | $201k 187,500 shares | -18% | - |
Transactions
The last 27 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 30, 2026 | Linda C. Heller CFO, Treasurer, & Secretary | FTax withholding Common Stock | -72,310 | $2.27 | $164k | 1,876,534 | 11 d ago |
| Sep 30, 2026 | John C. Van Scoter President & CEO | FTax withholding Common Stock | -154,512 | $2.27 | $351k | 4,563,127 | 11 d ago |
| Sep 30, 2026 | Joshua Buettner-Garrett Chief Technology Officer | FTax withholding Common Stock | -33,824 | $2.27 | $77k | 1,332,194 | 11 d ago |
| May 21, 2025 | Erik J Anderson director | AGrant or award Common Stock | +118,808 | $0.00 | $0 | 260,370 | May 22, 2025 |
| May 21, 2025 | Kaled Awada director | AGrant or award Common Stock | +118,808 | $0.00 | $0 | 307,488 | May 22, 2025 |
| May 12, 2025 | Joshua Buettner-Garrett Chief Technology Officer | FTax withholding Common Stock | -5,520 | $1.30 | $7,176 | 1,337,062 | May 13, 2025 |
| May 9, 2025 | Joshua Buettner-Garrett Chief Technology Officer | AGrant or award Common Stock | +531,034 | $0.00 | $0 | 1,342,582 | May 12, 2025 |
| Mar 31, 2025 | Joshua Buettner-Garrett Chief Technology Officer | FTax withholding Common Stock | -14,285 | $1.08 | $15k | 811,548 | Apr 1, 2025 |
| Mar 22, 2025 | Joshua Buettner-Garrett Chief Technology Officer | FTax withholding Common Stock | -39,471 | $1.11 | $44k | 825,833 | Mar 25, 2025 |
| Mar 6, 2025 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Common Stock10b5-1 | +187,500 | $0.03 | $5,625 | 1,052,804 | Mar 7, 2025 |
| Mar 6, 2025 | Joshua Buettner-Garrett Chief Technology Officer | SOpen-market sale Common Stock10b5-1 | -187,500 | $1.13 | $212k | 865,304 | Mar 7, 2025 |
| Mar 6, 2025 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -187,500 | $0.00 | $0 | 0 | Mar 7, 2025 |
| Feb 10, 2025 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Common Stock10b5-1 | +187,500 | $0.03 | $5,625 | 1,052,804 | Feb 12, 2025 |
| Feb 10, 2025 | Joshua Buettner-Garrett Chief Technology Officer | SOpen-market sale Common Stock10b5-1 | -187,500 | $1.31 | $246k | 865,304 | Feb 12, 2025 |
| Feb 10, 2025 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -187,500 | $0.00 | $0 | 187,500 | Feb 12, 2025 |
| Jan 6, 2025 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Common Stock10b5-1 | +187,500 | $0.03 | $5,625 | 1,052,804 | Jan 7, 2025 |
| Jan 6, 2025 | Joshua Buettner-Garrett Chief Technology Officer | SOpen-market sale Common Stock10b5-1 | -187,500 | $2.09 | $392k | 865,304 | Jan 7, 2025 |
| Jan 6, 2025 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -187,500 | $0.00 | $0 | 375,000 | Jan 7, 2025 |
| Dec 31, 2024 | Joshua Buettner-Garrett Chief Technology Officer | FTax withholding Common Stock | -4,416 | $2.14 | $9,450 | 865,304 | Jan 2, 2025 |
| Dec 31, 2024 | Derek Colby Johnson Chief Operating Officer | FTax withholding Common Stock | -6,946 | $2.14 | $15k | 832,254 | Jan 2, 2025 |
| Dec 16, 2024 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Common Stock10b5-1 | +187,500 | $0.03 | $5,625 | 1,057,220 | Dec 17, 2024 |
| Dec 16, 2024 | Joshua Buettner-Garrett Chief Technology Officer | SOpen-market sale Common Stock10b5-1 | -187,500 | $1.07 | $201k | 869,720 | Dec 17, 2024 |
| Dec 16, 2024 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -187,500 | $0.00 | $0 | 562,500 | Dec 17, 2024 |
| Oct 1, 2024 | Erik J Anderson director | SOpen-market sale Common Stockindirect: By WestRiver Management, LLC | -506,283 | $1.27 | $644k | 187,617 | Dec 2, 2024 |
| Nov 12, 2024 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Common Stock10b5-1 | +187,500 | $0.03 | $5,625 | 1,057,220 | Nov 13, 2024 |
| Nov 12, 2024 | Joshua Buettner-Garrett Chief Technology Officer | SOpen-market sale Common Stock10b5-1 | -187,500 | $1.07 | $201k | 869,720 | Nov 13, 2024 |
| Nov 12, 2024 | Joshua Buettner-Garrett Chief Technology Officer | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -187,500 | $0.00 | $0 | 750,000 | Nov 13, 2024 |
Insiders
Everyone who has filed a Form 4 here.
- Erik J Andersondirector
- Kaled Awadaofficer, director
- Joshua Buettner-GarrettChief Technology Officer
- Linda C. HellerCFO, Treasurer, & Secretary
- Derek Colby JohnsonChief Operating Officer
- John C. Van ScoterPresident & CEO
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.