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Quantumscape Corp SEC Filings

QS NYSE

Welcome to our dedicated page for Quantumscape SEC filings (Ticker: QS), 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.

Decoding QuantumScape’s battery breakthroughs is tough. Each 10-K packed with R&D risks, every 8-K detailing pilot-line yields and the joint venture with Volkswagen, and dozens of Form 4 insider trades can overwhelm even seasoned analysts. If you have ever searched for “QuantumScape insider trading Form 4 transactions” or wondered why cash burn shifts quarter to quarter, you know the challenge.

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All major documents are here, continuously updated: the QuantumScape annual report 10-K simplified to spotlight production roadmap assumptions; QuantumScape proxy statement executive compensation parsed to reveal option vesting tied to battery milestones; and every QuantumScape 8-K material events explained line by line. Whether you’re monitoring QuantumScape executive stock transactions Form 4 before key test data releases, or understanding QuantumScape SEC documents with AI for a long-term valuation model, Stock Titan’s expert analysis, AI-powered summaries, and complete filing coverage turn hundreds of pages into actionable knowledge.

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Timothy Holme, Chief Technology Officer of QuantumScape Corp (QS), reported transactions on 10/03/2025. The filing shows conversions and sales: conversions (Code C) of 108,655 and 44,923 shares of Class B into Class A common stock, and sales (Code S) of 166,442 and 44,923 shares pursuant to a Rule 10b5-1 trading plan adopted June 5, 2025. The reported weighted-average sale price was $15.5186, with sale prices ranging from $14.26 to $16.485. After the transactions the reporting person held 1,364,273 shares directly and reported 8,360,459 underlying Class A shares from converted Class B shares.

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Filing
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Form 144 notice for QuantumScape Corp (QS): An individual insider, Kevin Hettrich, notified the SEC of a proposed sale of 9,800 shares of QuantumScape common stock through Goldman Sachs & Co. LLC on the New York Stock Exchange. The filing shows the 9,800 shares have an aggregate market value of $142,982 against approximately 522,939,205 shares outstanding, representing a de minimis fraction of the company. All 9,800 shares were acquired as restricted stock units issued by the company in 2023 and 2024 (four grant dates totaling 9,800 shares). The filer reported a prior sale of the same 9,800 shares on 09/12/2025 with gross proceeds of $90,177.64. The notice includes the signer’s representation that no undisclosed material adverse information is known.

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Form 144 filed for QuantumScape Corp (QS) reporting proposed insider sales. Jeffrey B. Straubel notified a broker he intends to sell 157,171 shares of Class A common stock through Goldman Sachs with an approximate aggregate market value of $2,293,124.89 and an approximate sale date of 10/01/2025 on the NYSE. The filing shows 130,065 of the shares were acquired 12/11/2019 as compensation (stock options exercised cashless/same-day sale) and 27,106 were acquired 11/25/2020 as restricted stock units. The notice discloses two prior sales on 09/12/2025 totaling 157,180 shares with gross proceeds of $1,445,014.11 and affirms no undisclosed material adverse information by the seller.

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Kevin Hettrich, Chief Financial Officer of QuantumScape Corporation (QS), reported a sale of Class A common stock under a pre-established trading plan. The Form 4 discloses a transaction on 09/12/2025 in which 9,800 shares were sold at a weighted average price of $9.2018, with transaction prices ranging from $8.755 to $9.935. The filing states the sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 11, 2025. After the reported sale, the reporting person beneficially owned 1,601,267 shares, which include 1,260,539 shares represented by restricted stock units and performance stock units that vest based on service or performance conditions. The Form 4 was signed by an attorney-in-fact on 09/16/2025.

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Michael O. McCarthy III, a named officer of QuantumScape Corporation (ticker QS), reported a sale of 38,035 shares of Class A common stock on 09/12/2025 at a weighted average price of $9.1302 per share. After the reported disposition, the reporting person beneficially owned 1,397,382 shares, which include 1,217,795 restricted stock units and performance restricted stock units that convert to one share each upon vesting and performance achievement. The filing discloses the sale occurred in multiple transactions at prices between $9.1301 and $9.135 and notes the RSUs vest quarterly while PSUs vest upon meeting specified performance milestones, in each case subject to continued service.

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Jeffrey B. Straubel, a director of QuantumScape Corporation (QS), exercised stock options and sold shares under a Rule 10b5-1 trading plan. On 09/12/2025 he exercised options to purchase 130,067 shares at an exercise price of $2.377 per share, creating 130,067 additional Class A shares owned via option exercise. The same day he sold 157,180 shares at a weighted-average price of $9.1997 per share (sales occurred at prices ranging $8.725 to $9.955). After these transactions he beneficially owned 348,146 shares, which includes 48,192 RSUs subject to vesting. The transactions were reported on Form 4 and executed pursuant to a 10b5-1 plan adopted June 13, 2025.

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QuantumScape Corp (QS) notice reports a proposed sale of 9,800 shares of common stock to be executed through Goldman Sachs & Co. LLC on 09/12/2025 on the NYSE. The shares were acquired on 08/15/2024 as restricted stock units received as compensation from the issuer. The filing lists an aggregate market value of 97,510 (consistent with the number shown) and reports total shares outstanding of 522,939,205. The filer states there were no securities sold in the past three months for the account and includes the standard representation that the selling person is not aware of undisclosed material adverse information.

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QuantumScape Corp (QS) filing a Form 144 notifies the proposed sale of 157,180 shares of Class A common stock through Goldman Sachs & Co. LLC on or about 09/12/2025. The filing reports an aggregate market value of $1,563,941 and states total Class A shares outstanding of 522,939,205, indicating the proposed sale represents a very small fraction of outstanding stock. The shares were acquired primarily as compensation: restricted stock units granted on 02/15/2023, 06/06/2023, and 01/02/2024, and stock options exercised on 12/11/2019. No securities were reported sold in the past three months.

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Form 144 notice for QuantumScape Corp (QS) shows a proposed sale of 38,035 common shares through Morgan Stanley Smith Barney with an aggregate market value of $347,267.16. The filing lists the approximate sale date as 09/12/2025 and reports 522,939,205 shares outstanding, so the proposed sale represents a very small fraction of the company’s outstanding stock.

The securities were acquired on 08/15/2025 via restricted stock vesting under a registered plan. The filing also discloses a prior sale on 07/25/2025 by Michael McCarthy of 500,000 shares for gross proceeds of $5,798,840.00. The filer certifies no undisclosed material adverse information.

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Timothy Holme, QuantumScape's Chief Technology Officer, reported multiple stock transactions under a Rule 10b5-1 trading plan. On 09/04/2025 he sold a total of 176,352 shares of Class A common stock at a weighted average price of $7.5486 and converted 38,561 shares of Class B into Class A for indirect ownership. On 09/08/2025 he sold 23,244 Class A shares at a weighted average price of $9.627 and converted 6,362 Class B shares. Following these reported transactions, the reporting person beneficially owned 1,422,060 Class A shares directly and 1,663,631 Class A shares indirectly via The Holme 2020 Irrevocable Trust, which includes 1,364,273 RSUs and PSUs that vest over time.

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FAQ

What is the current stock price of Quantumscape (QS)?

The current stock price of Quantumscape (QS) is $15.33 as of October 8, 2025.

What is the market cap of Quantumscape (QS)?

The market cap of Quantumscape (QS) is approximately 8.7B.
Quantumscape Corp

NYSE:QS

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QS Stock Data

8.68B
421.40M
19.44%
34.61%
9.7%
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