Insider · CIK 0001494727
Jeffrey B Straubel
Files at QS (QuantumScape Corp). First filing Dec 5, 2023, latest May 14, 2026.
In brief
Jeffrey B Straubel files SEC Form 4 as director at QS (QuantumScape Corp). Since Dec 5, 2023, Jeffrey B Straubel has reported 0 open-market buys worth $0 and 10 open-market sells worth $10M, the latest filed on May 14, 2026.
A track record needs three past buys with six months of prices behind them; Jeffrey B Straubel has 0, so none is measured yet.
The newest scored trade: sold $213k of QS on May 12, 2026, filed May 14, 2026, scored 27 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 7 sells worth $5.5M.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
QS: QuantumScape Corp
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
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 27Weak | QuantumScape Corp | $213k 27,106 shares | -17% | +115% from low-54% from high | |
| 26Weak | QuantumScape Corp | $167k 27,106 shares | -15% | +83% from low-66% from high | |
| 27Weak | QuantumScape Corp | $188k 27,106 shares | -13% | +102% from low-62% from high | |
| 27Weak | QuantumScape Corp | $192k 27,106 shares | -11% | +107% from low-61% from high | |
| 29Weak | QuantumScape Corp | $306k 27,106 shares | -10% | +227% from low-39% from high | |
| 30Weak | QuantumScape Corp | $1.8M 157,171 shares | -37% | +229% from low-38% from high | |
| 30Weak | QuantumScape Corp | $2.7M 157,171 shares | -35% | +392% from low-7% from high | |
| 30Weak | QuantumScape Corp | $2.2M 157,171 shares | -33% | +320% from low-0% from high | |
| 30Weak | QuantumScape Corp | $1.4M 157,180 shares | -31% | +187% from low-32% from high | |
| 29Weak | QuantumScape Corp | $960k 138,618 shares | -32% | +36% from low-48% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Jun 11, 2026 | QS QuantumScape Corporation | 27,106 0.00% of outstanding | $196k | Jun 11, 2026 | $568k |
| May 12, 2026 | QS QuantumScape Corporation | 27,106 0.00% of outstanding | $228k | May 12, 2026 | $548k |
| Apr 2, 2026 | QS QuantumScape Corporation | 27,106 0.00% of outstanding | $172k | Apr 2, 2026 | $687k |
| Mar 11, 2026 | QS QuantumScape Corporation | 27,106 0.00% of outstanding | $190k | Mar 11, 2026 | $2.3M |
| Feb 19, 2026 | QS QuantumScape Corporation | 27,106 0.00% of outstanding | $194k | Feb 19, 2026 | $2.1M |
| Jan 5, 2026 | QS QuantumScape Corporation | 27,106 0.00% of outstanding | $307k | Jan 5, 2026 | $4.4M |
| Dec 19, 2025 | QS QuantumScape Corporation | 157,171 0.03% of outstanding | $1.8M | Dec 19, 2025 | $4.9M |
| Nov 5, 2025 | QS QuantumScape Corporation | 157,171 0.03% of outstanding | $2.7M | Nov 5, 2025 | $3.6M |
| Oct 1, 2025 | QS QuantumScape Corporation | 157,171 0.03% of outstanding | $2.3M | Oct 1, 2025 | $1.4M |
| Sep 12, 2025 | QS QuantumScape Corporation | 157,180 0.03% of outstanding | $1.6M | Sep 12, 2025 | none |
| Feb 5, 2024 | QS QuantumScape Corporation | 69,309 0.02% of outstanding | $469k | Feb 5, 2024 | $1.4M |
| Jan 2, 2024 | QS QuantumScape Corporation | 69,309 0.02% of outstanding | $464k | Jan 2, 2024 | $1.4M |
| Dec 4, 2023 | QS QuantumScape Corporation | 69,309 0.02% of outstanding | $480k | Dec 4, 2023 | $936k |
Transactions
Every row this insider has filed, 23 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| May 12, 2026 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -27,106 | $7.85 | $213k | 131,298 | May 14, 2026 |
| Apr 2, 2026 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -27,106 | $6.17 | $167k | 158,404 | Apr 3, 2026 |
| Mar 11, 2026 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -27,106 | $6.95 | $188k | 185,510 | Mar 13, 2026 |
| Feb 19, 2026 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -27,106 | $7.10 | $192k | 212,616 | Feb 20, 2026 |
| Jan 5, 2026 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -27,106 | $11.28 | $306k | 239,722 | Jan 7, 2026 |
| Dec 19, 2025 | QS QuantumScape Corp | MOption exercise Class A Common Stock10b5-1 | +130,065 | $2.38 | $309k | 423,999 | Dec 22, 2025 |
| Dec 19, 2025 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -157,171 | $11.38 | $1.8M | 266,828 | Dec 22, 2025 |
| Dec 19, 2025 | QS QuantumScape Corp | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -130,065 | $0.00 | $0 | 0 | Dec 22, 2025 |
| Nov 5, 2025 | QS QuantumScape Corp | MOption exercise Class A Common Stock10b5-1 | +130,065 | $2.38 | $309k | 451,105 | Nov 7, 2025 |
| Nov 5, 2025 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -31,044 | $16.16 | $502k | 420,061 | Nov 7, 2025 |
| Nov 5, 2025 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -107,299 | $17.03 | $1.8M | 312,762 | Nov 7, 2025 |
| Nov 5, 2025 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -18,828 | $17.61 | $332k | 293,934 | Nov 7, 2025 |
| Nov 5, 2025 | QS QuantumScape Corp | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -130,065 | $0.00 | $0 | 130,065 | Nov 7, 2025 |
| Oct 1, 2025 | QS QuantumScape Corp | MOption exercise Class A Common Stock10b5-1 | +130,065 | $2.38 | $309k | 478,211 | Oct 3, 2025 |
| Oct 1, 2025 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -157,171 | $13.94 | $2.2M | 321,040 | Oct 3, 2025 |
| Oct 1, 2025 | QS QuantumScape Corp | MOption exercise Stock Option (Right to Buy)derivative10b5-1 | -130,065 | $0.00 | $0 | 260,130 | Oct 3, 2025 |
| Sep 12, 2025 | QS QuantumScape Corp | MOption exercise Class A Common Stock10b5-1 | +130,067 | $2.38 | $309k | 505,326 | Sep 16, 2025 |
| Sep 12, 2025 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -157,180 | $9.20 | $1.4M | 348,146 | Sep 16, 2025 |
| Sep 12, 2025 | QS QuantumScape Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -130,067 | $0.00 | $0 | 390,195 | Sep 16, 2025 |
| Jun 4, 2025 | QS QuantumScape Corp | AGrant or award Class A Common Stock | +48,192 | $0.00 | $0 | 375,259 | Jun 6, 2025 |
| Dec 4, 2023 | QS QuantumScape Corp | MOption exercise Class A Common Stock10b5-1 | +138,618 | $2.38 | $329k | 431,262 | Dec 5, 2023 |
| Dec 4, 2023 | QS QuantumScape Corp | SOpen-market sale Class A Common Stock10b5-1 | -138,618 | $6.93 | $960k | 292,644 | Dec 5, 2023 |
| Dec 4, 2023 | QS QuantumScape Corp | MOption exercise Stock Option (right to buy)derivative10b5-1 | -138,618 | $0.00 | $0 | 658,880 | Dec 5, 2023 |
Questions about Jeffrey B Straubel
Answered from the filings on this page, as of the latest one.
Is Jeffrey B Straubel buying or selling?
In the last 12 months Jeffrey B Straubel reported 0 open-market buys worth $0 and 7 open-market sells worth $5.5M on SEC Form 4; the latest was sold $213k of QS on May 12, 2026. Grants, option exercises and tax withholding are not counted.
How did Jeffrey B Straubel's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Jeffrey B Straubel has 0.
Where does Jeffrey B Straubel file Form 4?
Jeffrey B Straubel has filed Form 4 at QS (QuantumScape Corp). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
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.