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QuantumScape Corporation Form 4 Filings

QS NASDAQ

Every Form 4 that QuantumScape Corporation (QS) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.

A Form 4 covers the transactions officers, directors and large holders report, so if you follow QS and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full QS filings page.

Rhea-AI Summary

QuantumScape Corp Chief Operating Officer Luca Giovanni Fasoli reported a tax-related share disposition. He disposed of 87,476 shares of Class A Common Stock on February 18, 2026 at a weighted average price of $7.1445 per share to cover tax obligations upon the release of performance restricted stock units (PSUs).

After this transaction, Fasoli directly held 1,233,766 shares of Class A Common Stock. This total includes 1,159,325 shares represented by restricted stock units (RSUs) and PSUs, each convertible into one share, which vest over time based on continued service and performance milestones.

Rhea-AI Summary

QuantumScape Corp’s Chief Development Officer, Mohit Singh, reported two insider transactions related to tax withholding on equity awards. On February 18, 2026, he disposed of 107,695 shares of Class A common stock at a weighted average price of $7.1445 per share to cover tax obligations on the release of restricted stock units and performance stock units. On February 19, 2026, he disposed of an additional 23,756 shares at a weighted average price of $7.0758 per share for the same tax-related purpose. After these transactions, he directly owned 1,210,359 shares, which includes shares acquired under the employee stock purchase plan and 978,348 shares represented by RSUs and PSUs that may vest over time based on service and performance milestones.

Rhea-AI Summary

QuantumScape Corp CEO Sivaram Srinivasan reported tax-related share dispositions tied to equity awards. On February 18, he disposed of 246,631 shares of Class A Common Stock at a weighted average price of $7.1445 per share to cover tax obligations on the release of RSUs and PSUs. On February 19, he similarly disposed of 37,175 shares at a weighted average price of $7.0758 per share for the same purpose. After these transactions, he directly owned 3,590,217 shares and indirectly held 360,000 shares through trusts, which also include 2,789,971 shares represented by RSUs and PSUs that vest over time based on service and performance milestones.

Rhea-AI Summary

QuantumScape Corp chief financial officer Kevin Hettrich reported two Form 4 transactions in Class A Common Stock, both categorized as tax-withholding dispositions. On February 18 and 19, 2026, shares were delivered to cover tax obligations tied to the release of restricted stock units (RSUs) and performance restricted stock units (PSUs), rather than open-market selling.

These tax-related share dispositions totaled 22,881 shares at a weighted average price of $7.0758 and 94,378 shares at a weighted average price of $7.1445, across multiple trades within stated price ranges. After these transactions, Hettrich directly owned 1,367,879 Class A shares, including 893,176 shares represented by RSUs and PSUs that vest over time based on continued service and performance milestones.

Rhea-AI Summary

QuantumScape Corp’s Chief Technology Officer Timothy Holme reported several stock transactions involving Class A and Class B shares. Across February 18–20, he sold a net 195,451 Class A shares in open-market transactions, with some sales executed to cover tax obligations on vesting RSUs and PSUs.

Some Class B shares were converted into Class A shares on a one-to-one basis, and part of the resulting Class A was then sold. Following these moves, he directly held 1,088,228 Class A shares, including 978,348 represented by RSUs and PSUs. All reported sales were made under a pre-established Rule 10b5-1 trading plan adopted on June 5, 2025.

Rhea-AI Summary

QuantumScape Corp director Jeffrey B. Straubel sold 27,106 shares of Class A Common Stock in an open-market transaction at a weighted average price of $7.1003 per share. The sale was executed under a Rule 10b5-1 trading plan adopted on June 13, 2025.

Following this sale, Straubel reports beneficial ownership of 212,616 shares, including 48,192 shares represented by restricted stock units that vest over time, subject to his continued service.

Rhea-AI Summary

QuantumScape Corp. director Geoffrey G. Ribar received equity awards in the form of restricted stock units (RSUs). On January 29, 2026, he was granted 29,878 Class A RSUs as an initial award and 6,224 Class A RSUs as a pro-rated annual award, both at a price of $0.00 per share. The initial RSUs vest quarterly over three years, while the pro-rated annual RSUs vest 100% on the earlier of the one-year anniversary of the grant date or the day before the next annual stockholder meeting, in each case conditioned on his continued service. Following these grants, he beneficially owns 36,102 Class A shares represented by RSUs, held directly.

Rhea-AI Summary

QuantumScape Corp's chief financial officer Kevin Hettrich reported a planned sale of 9,800 shares of Class A Common Stock on January 14, 2026. The sale, coded as an "S" transaction, was executed under a Rule 10b5-1 trading plan adopted on June 11, 2025, meaning the trades were pre-arranged rather than timed at the officer's discretion. The shares were sold at a weighted average price of $10.5909 per share, with individual trade prices ranging from $10.315 to $10.815.

Following this sale, Hettrich beneficially owned 1,485,138 shares of QuantumScape Class A Common Stock in direct form. This amount includes 2,500 shares acquired through the company's Employee Stock Purchase Plan on December 1, 2025, and 1,110,707 shares represented by restricted stock units and performance stock units. The RSUs vest quarterly and the PSUs vest upon achievement of specified performance milestones, in each case subject to his continued service.

Rhea-AI Summary

QuantumScape Corp's chief technology officer, Timothy Holme, reported a set of planned share conversions and sales. On January 5, 2026, he converted 166,440 Class B Common Stock into Class A at an exercise price of $0.00, then sold 166,440 Class A shares at a weighted average price of $11.278 under a Rule 10b5-1 trading plan adopted on June 5, 2025. After these direct transactions, he reported owning 1,251,383 Class A shares, including 1,217,866 shares represented by RSUs and PSUs, and 7,861,138 Class B shares.

Separately, The Holme 2020 Irrevocable Trust, an entity associated with Holme, converted 44,922 Class B shares into Class A at $0.00 and sold 44,922 Class A shares at a weighted average price of $11.2781. Following these trades, the trust reported no remaining Class A shares and 1,483,941 Class B shares, which are convertible into Class A on a one-to-one basis at any time.

Rhea-AI Summary

QuantumScape Corp director Jeffrey B. Straubel sold 27,106 shares of Class A Common Stock on January 5, 2026 at a weighted average price of $11.2776 per share under a Rule 10b5-1 trading plan.

The transactions were executed pursuant to a pre-arranged Rule 10b5-1 plan adopted on June 13, 2025 and involved multiple trades at prices between $11.055 and $11.545.

After these sales, Straubel beneficially owned 239,722 shares of QuantumScape Class A Common Stock, including 48,192 shares represented by restricted stock units that deliver one share each if vesting and service conditions are met.

Rhea-AI Summary

QuantumScape Corp director reported an option exercise and share sale involving the company’s Class A Common Stock. On 12/19/2025, the director exercised a stock option to acquire 130,065 shares at an exercise price of $2.377 per share, then sold 157,171 shares at a weighted average price of $11.3825 per share in multiple transactions under a pre-established Rule 10b5-1 trading plan adopted on June 13, 2025. After these transactions, the director beneficially owned 266,828 shares of QuantumScape, including 48,192 shares represented by restricted stock units (RSUs), each RSU giving the right to receive one share of Class A Common Stock as vesting conditions tied to continued service are met.

Rhea-AI Summary

QuantumScape Corp's chief financial officer reported selling 9,800 shares of Class A common stock on December 15, 2025 under a Rule 10b5-1 trading plan adopted on June 11, 2025. The shares were sold at a weighted average price of $11.0742, in multiple trades at prices ranging from $10.815 to $11.66.

After this transaction, the reporting person beneficially owns 1,492,438 shares, including 1,110,707 shares represented by RSUs and PSUs. Each unit corresponds to one share of Class A common stock, with RSUs vesting quarterly and PSUs vesting upon achievement of specified performance milestones, in each case subject to continued service.

Rhea-AI Summary

QuantumScape Corp director reports an insider share gift. On 12/15/2025, the reporting person disposed of 3,400 shares of QuantumScape Class A common stock as a gift at a reported price of $0.00. Following this transaction, the director beneficially owns 120,171 shares of Class A common stock, which includes 48,192 shares represented by restricted stock units. Each restricted stock unit represents the right to receive one share of Class A common stock under a vesting schedule, subject to the director’s continued service on each vesting date.

Rhea-AI Summary

QuantumScape Corp director Dipender Saluja reported sales of Class A common stock in two December 2025 transactions. On 12/12/2025, an affiliated fund sold 684,524 shares at a weighted average price of $11.94, in trades between $11.78 and $12.32. On 12/15/2025, the fund sold 2,613,121 shares at a weighted average price of $11.01, with prices ranging from $10.81 to $11.80.

After these sales, Saluja is reported as indirectly beneficially owning 9,892,934 QuantumScape shares through Capricorn-Libra Investment Group, LP, and directly owning 372,235 shares. The filing states that he disclaims beneficial ownership of the fund-held shares except to the extent of his pecuniary interest.

Rhea-AI Summary

QuantumScape Corp (QS) Chief Technology Officer reported a series of insider transactions on Class A and Class B shares. On 12/04/2025, the reporting person converted 166,440 shares of Class B Common Stock into Class A Common Stock at an exercise price of $0.00, then sold 166,440 Class A shares at a weighted average price of $12.69, leaving 1,251,383 Class A shares held directly.

On the same date, an additional 44,922 Class B shares held through The Holme 2020 Irrevocable Trust were converted into Class A shares at $0.00 and then sold at a weighted average price of $12.6901, after which the trust held no Class A shares. Following these transactions, direct holdings also include 1,217,866 shares represented by RSUs and PSUs, each settling into one Class A share subject to quarterly vesting or performance milestones. All exercise and sale activity was carried out under a Rule 10b5-1 trading plan adopted on June 5, 2025.

Rhea-AI Summary

QuantumScape Corp’s Chief Legal Officer, Michael O. McCarthy III, reported several transactions in the company’s Class A common stock on 11/24/2025 and 11/25/2025. He made gift transfers of 36,415 shares and 40,000 shares for no consideration to trusts of which he is the grantor, and those trusts then sold the same numbers of shares.

The trust sales on 11/24/2025 and 11/25/2025 were executed at weighted average prices of $11.6032 and $11.7913, respectively, across multiple trades within narrow price ranges. Following these transactions, McCarthy beneficially owned 1,081,514 shares directly and 137,888 shares indirectly through the trust. The direct holdings include 1,081,514 shares represented by restricted stock units and performance stock units that may deliver one QuantumScape Class A share each as they vest over time.

Rhea-AI Summary

QuantumScape Corp (QS) chief financial officer reported open-market sales of Class A common stock under a Rule 10b5-1 trading plan. On 11/21/2025, the officer sold 9,559 shares at a weighted average price of $11.2837 and an additional 241 shares at a weighted average price of $11.6549, both coded as sales. Following these transactions, the officer beneficially owned 1,502,238 shares directly. This total includes 1,110,707 shares represented by restricted stock units and performance stock units, which convert into one share each as they vest over time based on continued service and performance milestones.

Rhea-AI Summary

QuantumScape Corp (QS) reported an insider transaction by its Chief Legal Officer on a Form 4. On 11/18/2025, the officer disposed of 59,108 and 758 shares of Class A common stock in two transactions coded "F," which indicates shares were sold to cover tax obligations upon the release of restricted stock units (RSUs) and performance stock units (PSUs). The weighted average sale prices were $13.0416 for the larger block and $13.4609 for the smaller block, each executed across multiple trades within narrow price ranges. Following these transactions, the officer directly beneficially owned 1,157,929 shares, including 1,081,514 shares represented by RSUs and PSUs, and also indirectly owned 137,888 shares through a trust for which the officer is the grantor.

Rhea-AI Summary

QuantumScape Corp's Chief Executive Officer and director reported sales of Class A common stock mainly to cover taxes on vesting equity awards. On 11/18/2025, the reporting person sold 255,403 shares at a weighted average price of $13.0416 and 3,274 shares at a weighted average price of $13.4609, in each case identified as sales to satisfy tax obligations related to restricted stock units and performance stock units.

After these transactions, the reporting person beneficially owns 3,874,023 shares of Class A common stock directly and 360,000 shares indirectly through family trusts. The direct holdings include 3,319,260 shares represented by restricted and performance stock units that vest over time and upon achievement of performance milestones, subject to continued service.

Rhea-AI Summary

QuantumScape Corp (QS) reported an insider transaction by its Chief Development Officer on a Form 4. On 11/18/2025, the officer disposed of 78,013 shares of Class A Common Stock at a weighted average price of $13.0416 and 1,000 shares at a weighted average price of $13.4609. The filing explains these were sales to cover tax obligations triggered by the release of restricted stock units (RSUs) and performance restricted stock units (PSUs).

After these transactions, the officer beneficially owns 1,341,041 shares of Class A Common Stock, including 1,217,866 shares represented by RSUs and PSUs. Each RSU or PSU represents the right to receive one share, with RSUs vesting quarterly and PSUs vesting upon achievement of specified performance milestones, in each case contingent on continued service.

Rhea-AI Summary

QuantumScape Corp (QS) reported an insider transaction by its Chief Financial Officer on 11/18/2025. The filing shows sales of 78,424 and 1,005 shares of Class A common stock, coded "F" as a sale to cover tax obligations from the release of restricted stock units (RSUs) and performance stock units (PSUs).

The weighted average sale prices were $13.0416 per share (with trades between $12.44 and $13.44) and $13.4609 per share (with trades between $13.45 and $13.48). After these tax-related sales, the CFO beneficially owns 1,512,038 shares of Class A common stock, including 1,110,707 shares represented by RSUs and PSUs that vest over time and upon achievement of performance milestones, subject to continued service.

Rhea-AI Summary

QuantumScape Corp (QS) reported insider transactions by its chief technology officer. On 11/18/2025, the officer disposed of 76,565 and 981 shares of Class A common stock in transactions coded "F," which the notes explain represent sales to cover tax obligations on the release of restricted stock units (RSUs) and performance stock units (PSUs. On 11/19/2025, the officer converted 166,441 shares of Class B common stock into Class A shares and then sold 201,785 Class A shares in an open-market transaction under a Rule 10b5-1 trading plan adopted on June 5, 2025. After these trades, the officer beneficially owned 1,251,383 Class A shares directly, including 1,217,866 shares represented by RSUs and PSUs that vest over time based on continued service and performance milestones. Additional Class B shares were converted and sold through The Holme 2020 Irrevocable Trust, which no longer held shares after the reported transactions.

Rhea-AI Summary

QuantumScape (QS) reported insider activity by its Chief Legal Officer. On 11/07/2025, the reporting person made a gift transfer of 158,323 Class A shares to a trust for no consideration, and the trust is shown as acquiring the same 158,323 shares. The trust then executed a sale of 20,435 shares at a weighted average price of $16.1214, with trades ranging from $16.12 to $16.1301. Following these transactions, the filing lists 1,217,795 shares held directly and 137,888 shares held indirectly by a trust. The direct position includes RSUs and PSUs that vest over time or upon performance milestones, subject to continued service.

Rhea-AI Summary

QuantumScape (QS) director reported same‑day option exercise and sales on 11/05/2025. The insider exercised stock options for 130,065 Class A shares at $2.377 and sold 31,044 shares at a weighted average price of $16.159, 107,299 shares at $17.029, and 18,828 shares at $17.611, all under a Rule 10b5‑1 trading plan adopted June 13, 2025.

Following these transactions, the director beneficially owns 293,934 shares directly, which includes 48,192 restricted stock units.

Rhea-AI Summary

QuantumScape (QS) director reported an option exercise and share sales. On 10/31/2025, the insider exercised stock options for 300,000 shares at an exercise price of $6.2336 per share (code M), then sold 125,000 shares at a weighted average price of $17.3665 and 175,000 shares at a weighted average price of $18.4101 (both code S).

Following these transactions, the insider directly owned 122,476 shares, which includes 48,192 RSUs subject to vesting. Indirect holdings reported were 249,720 shares by the 2011 Buss Family Trust and 70,000 shares by the Buss Family Heritage Trust. The insider also reported 707,612 derivative securities (stock options) remaining beneficially owned.

Prices marked as weighted averages reflect multiple trades within disclosed ranges; detailed breakdowns are available upon request.

Rhea-AI Summary

QuantumScape (QS) insider transaction: The company’s Chief Legal Officer reported an option exercise and related sale on 10/30/2025. He exercised stock options for 50,000 Class A shares at $2.377 per share (code M) and sold 50,000 shares at a weighted average price of $15.7797 (code S).

The sale price reflects multiple trades between $15.77 and $15.795. Following these transactions, he reported beneficial ownership of 1,376,118 Class A shares, held directly. This total includes 1,217,795 shares represented by RSUs and PSUs, which settle one share per unit subject to quarterly vesting or performance milestones. After the exercise, 25,000 stock options remain beneficially owned, with an expiration date of 06/05/2029.

Rhea-AI Summary

QuantumScape (QS) disclosed insider activity by its Chief Legal Officer. On 10/24/2025, the officer exercised 25,000 stock options at an exercise price of $2.377 (transaction code M), acquiring the same number of Class A shares. On the same date, the officer sold 46,264 shares at a weighted average price of $15.2611 (transaction code S), with individual trades ranging from $15.23 to $15.315.

Following these transactions, the officer beneficially owns 1,376,118 shares directly. This figure includes 1,217,795 shares represented by RSUs and PSUs, which vest over time or upon performance milestones. The derivative table notes a remaining 75,000 stock options held after the exercise, from an option grant originally exercisable since 07/05/2019 and expiring on 06/05/2029.

Rhea-AI Summary

QuantumScape (QS) reported an insider transaction by its Chief Development Officer. On 10/24/2025, the reporting person exercised stock options for 62,975 shares at $2.377 per share (Code M), then sold 220,000 shares of Class A Common Stock at a weighted average price of $15.0857 (Code S), with trades ranging from $14.94 to $15.345.

Following these transactions, the reporting person beneficially owns 1,420,054 shares directly, which includes 1,364,273 RSUs/PSUs. Each RSU/PSU represents the right to receive one share; RSUs vest quarterly and PSUs vest upon performance milestones.

Rhea-AI Summary

QuantumScape (QS) filed a Form 4 reporting insider activity. On 10/24/2025, a director exercised stock options for 400,000 shares at $6.2336 (code M), then sold 200,000 shares at a weighted average price of $15.0599 (range $14.965–$15.145) and 200,000 shares at a weighted average price of $16.4365 (range $16.145–$16.79) (code S).

Following these transactions, the director directly owned 122,476 Class A shares, which include 48,192 RSUs that settle into one share each upon vesting. Indirect holdings were reported as 249,720 shares by the 2011 Buss Family Trust and 70,000 shares by the Buss Family Heritage Trust dated December 24, 2020. The director also reported 1,007,612 derivative securities (stock options) beneficially owned after the transactions.

Rhea-AI Summary

QuantumScape (QS) insider activity: The company’s Chief Executive Officer and Director reported open-market sales of Class A common stock. On 10/24/2025, 30,000 shares were sold at $16.6102. On 10/27/2025, 90,000 shares were sold at a weighted average price of $17.0529, with trades ranging from $17.05 to $17.10. Following these transactions, directly held shares were 4,132,700, which includes 3,802,429 shares represented by RSUs and PSUs that vest over time subject to service and performance conditions. Indirect holdings were 360,000 shares held by trusts for which the reporting person serves as co-trustee.

Rhea-AI Summary

QuantumScape (QS): Director Form 4 filing reports transactions on 10/24/2025. The reporting person converted Class B Common Stock into Class A on a one-to-one basis, including 480,878 shares by the Prinz Family Trust, 250,000 shares by the Benedikt F. Prinz 2019 Trust, and 250,000 shares by the Marie Helene Prinz 2019 Trust.

The filing also lists multiple open-market sales of Class A Common Stock at weighted average prices of $15.466 and $15.976 in separate transactions. Following these sales, direct holdings were 142,221 Class A shares, which include RSUs and PSUs that settle one-for-one in Class A shares. Indirect Class A positions in the three trusts were reduced to 0 shares after the reported sales.

Derivative holdings remained in Class B Common Stock after the conversions: 6,430,568 (Prinz Family Trust), 1,154,738 (Benedikt F. Prinz 2019 Trust), and 1,023,436 (Marie Helene Prinz 2019 Trust). Footnotes state that weighted average prices reflect multiple trades within stated ranges and that RSUs vest quarterly while PSUs vest upon performance milestones, subject to continued service.

Rhea-AI Summary

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.

Rhea-AI Summary

QuantumScape (QS) director reported insider transactions on 10/01/2025 under a Rule 10b5-1 plan adopted on June 13, 2025. The filing shows an option exercise (code M) of 130,065 Class A shares at $2.377 per share, followed by an open-market sale (code S) of 157,171 shares at a $13.9371 weighted-average price, with trades ranging from $12.09 to $14.805.

After these transactions, the reporting person beneficially owned 321,040 Class A shares directly, which includes 48,192 RSUs. Derivative holdings reported totaled 260,130 stock options outstanding (exercise price $2.377, expiring 12/11/2029).