| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For QS | |||||
| 2025-11-07 | Mccarthy, Michael O Iii | CHIEF LEGAL OFFICER | Sold | 158323 | $0.00 |
| 2025-11-07 | Mccarthy, Michael O Iii | CHIEF LEGAL OFFICER | Purchased | 158323 | $0.00 |
| 2025-11-07 | Mccarthy, Michael O Iii | CHIEF LEGAL OFFICER | Sold | 20435 | $16.12 |
| 2025-11-05 | Straubel, Jeffrey B | Director | Sold | 18828 | $17.61 |
| 2025-11-05 | Straubel, Jeffrey B | Director | Sold | 107299 | $17.03 |
| 2025-11-05 | Straubel, Jeffrey B | Director | Sold | 31044 | $16.16 |
| 2025-11-05 | Straubel, Jeffrey B | Director | Purchased | 130065 | $2.38 |
| 2025-11-05 | Straubel, Jeffrey B | Director | Sold | 130065 | $0.00 |
| 2025-10-31 | Buss, Brad W | Director | Sold | 125000 | $17.37 |
| 2025-10-31 | Buss, Brad W | Director | Sold | 300000 | $0.00 |
| 2025-10-31 | Buss, Brad W | Director | Sold | 175000 | $18.41 |
| 2025-10-31 | Buss, Brad W | Director | Purchased | 300000 | $6.23 |
| 2025-10-30 | Mccarthy, Michael O Iii | CHIEF LEGAL OFFICER | Purchased | 50000 | $2.38 |
| 2025-10-30 | Mccarthy, Michael O Iii | CHIEF LEGAL OFFICER | Sold | 50000 | $0.00 |
| 2025-10-30 | Mccarthy, Michael O Iii | CHIEF LEGAL OFFICER | Sold | 50000 | $15.78 |
| 2025-10-27 | Sivaram, Srinivasan | Director, CHIEF EXECUTIVE OFFICER | Sold | 90000 | $17.05 |
| 2025-10-24 | Prinz, Fritz | Director | Sold | 250000 | $0.00 |
| 2025-10-24 | Buss, Brad W | Director | Sold | 400000 | $0.00 |
| 2025-10-24 | Prinz, Fritz | Director | Sold | 480878 | $0.00 |
| 2025-10-24 | Prinz, Fritz | Director | Sold | 10049 | $15.98 |