Welcome to our dedicated page for Solid Pwr SEC filings (Ticker: SLDP), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Solid Power, Inc. filings document the company's solid-state battery business, securities structure, governance, and material corporate events. Its disclosures include operating and financial results, Regulation FD investor presentations, and updates tied to electrolyte development, pilot manufacturing activity, and commercial arrangements.
SEC filings also cover material agreements involving Solid Power Operating, Inc., including assistance-agreement disclosures with the U.S. Department of Energy, proxy materials for annual stockholder voting, board and executive-compensation matters, risk factors, and capital-structure information. The company's registered securities include Nasdaq-listed common stock under SLDP and warrants under SLDPW.
Solid Power, Inc. announced that its board of directors has appointed Uwe Breitweg, Vice President Powertrain, Emission and Battery Strategy of the BMW Group, as a Class III director effective July 1, 2026. He succeeds BMW nominee Dr. Rainer Feurer and will serve until the 2027 annual stockholder meeting.
Breitweg was nominated under BMW Holding B.V.’s director nomination rights in a Board Nomination and Support Agreement. Because of Solid Power’s commercial relationship with BMW, the board has determined he is not independent and he is not expected to serve on board committees. Breitweg agreed to waive all compensation for his board service and has entered into Solid Power’s standard indemnification agreement.
Solid Power, Inc. President & CEO John C. Van Scoter reported a routine tax-related share disposition. On this Form 4, 154,512 shares of common stock were withheld at $2.60 per share to cover his tax obligation upon vesting of restricted stock units, as noted in the footnote. After this withholding, he directly holds 4,717,639 shares of common stock.
Solid Power, Inc. reported that CFO, Treasurer, & Secretary Linda C. Heller had 72,310 shares of common stock withheld at $2.60 per share to cover taxes on vesting restricted stock units. This tax-withholding disposition is not an open-market sale. She now directly holds 1,948,844 shares of common stock.
Solid Power, Inc. Chief Technology Officer Joshua Buettner-Garrett reported a tax-related share disposition. A total of 33,824 shares of common stock were withheld on June 30, 2026 to cover his tax obligations when restricted stock units vested. Following this withholding, he directly holds 1,366,018 shares of Solid Power common stock.
Solid Power, Inc. filed a Form 8-K to furnish a new June 2026 investor presentation outlining its strategy as a developer of sulfide-based solid-state battery electrolytes. The company highlights a capital-light model supplying electrolytes to automotive and battery partners rather than manufacturing cells itself.
The materials note $435M in liquidity as of March 31, 2026 and a debt-free balance sheet, with 2026 cash investment expected at $85M–$100M. Solid Power reports more than 25 issued U.S. patents, around 100 pending U.S. applications, and a global footprint including facilities in Colorado and a Korean subsidiary. The presentation emphasizes scaling electrolyte production from 30 metric tons of annual pilot capacity toward 75 metric tons by year-end 2026, supported by partnerships with BMW, SK On, and Samsung SDI, while reiterating extensive forward-looking statement and risk disclosures.
BMW Group affiliates updated their ownership report on Solid Power, Inc. The filing shows BMW Holding B.V., BMW INTEC Beteiligungs GmbH and Bayerische Motoren Werke AG beneficially own 10,488,518 shares of Solid Power common stock, representing 4.7% of the class, with shared voting and dispositive power.
The reporting persons ceased to beneficially own more than 5% of Solid Power’s common stock on or about January 29, 2026. The amendment also notes that Rainer Feurer, an executive within BMW Group, notified Solid Power of his intention to retire from the Board of Directors effective June 30, 2026, and that his decision was not due to any disagreement with the company. BMW Holding continues to retain its director nomination rights.
Goldberg Steven H reported acquisition or exercise transactions in this Form 4 filing.
Solid Power, Inc. director Steven H. Goldberg received an award of 44,133 stock units of common stock on May 20, 2026. These units were granted at no cash cost and increase his direct holdings to 162,941 shares and units after the transaction.
The stock units each represent the right to receive one share of common stock upon vesting. They vest on the earlier of the first anniversary of the grant date or the day before Solid Power’s next annual stockholder meeting, as long as Goldberg continues as a service provider. He has elected to defer settlement under the company’s Directors' Deferred Equity Compensation Plan.
Wright MaryAnn reported acquisition or exercise transactions in this Form 4 filing.
Solid Power, Inc. director MaryAnn Wright reported receiving a grant of 44,133 restricted stock units (RSUs), each representing one share of common stock when vested. These RSUs vest on the earlier of the first anniversary of the grant date or the day before Solid Power’s next annual stockholder meeting, provided she continues as a service provider. Following this award, Wright’s direct holdings total 331,730 shares of common stock.
STEPHENS JOHN JOSEPH reported acquisition or exercise transactions in this Form 4 filing.
Solid Power, Inc. director John Joseph Stephens reported an equity award of 44,133 shares of common stock in the form of restricted stock units (RSUs). The RSUs carry a grant price of $0.00 per share and increase his directly held position to 320,203 shares of common stock.
Each RSU represents the right to receive one share of Solid Power common stock upon vesting. The units vest on the earlier of the first anniversary of the grant date or the day before the company’s next annual meeting of stockholders, provided he continues as a service provider under the 2021 Equity Incentive Plan.
Solid Power, Inc. director Lesa B. Roe reported both a sale of shares and an equity grant. Roe sold 39,207 shares of common stock at $2.66 per share in an open-market transaction, executed under a Rule 10b5-1 trading plan designed to cover tax liabilities from vesting restricted stock units.
On the same date, Roe received a grant of 44,133 restricted stock units, each representing one share of common stock upon vesting. After these transactions, Roe directly held 283,182 shares. The restricted stock units vest on the earlier of the first anniversary of the grant date or the day before Solid Power’s next annual stockholder meeting, subject to continued service.