| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | May 21 '26 | Sale | 8.06 | 9,800 | 78,977 | 1,833,902 | May 22 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Apr 02 '26 | Sale | 6.20 | 9,800 | 60,795 | 1,357,918 | Apr 03 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Mar 11 '26 | Sale | 6.95 | 9,800 | 68,127 | 1,367,718 | Mar 13 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Feb 23 '26 | Sale | 6.76 | 9,800 | 66,214 | 1,358,079 | Feb 25 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Jan 14 '26 | Sale | 10.59 | 9,800 | 103,791 | 1,485,138 | Jan 16 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Dec 15 '25 | Sale | 11.07 | 9,800 | 108,527 | 1,492,438 | Dec 17 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Nov 21 '25 | Sale | 11.29 | 9,800 | 110,670 | 1,502,238 | Nov 25 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Oct 01 '25 | Sale | 13.94 | 9,800 | 136,643 | 1,591,467 | Oct 03 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Sep 12 '25 | Sale | 9.20 | 9,800 | 90,178 | 1,601,267 | Sep 16 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | May 22 '25 | Option Exercise | 1.88 | 214,138 | 401,794 | 1,648,088 | May 23 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Feb 21 '25 | Option Exercise | 2.38 | 69,214 | 164,522 | 984,775 | Feb 21 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Feb 21 '25 | Sale | 5.23 | 53,975 | 282,133 | 930,800 | Feb 21 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Jan 27 '25 | Sale | 5.06 | 36,949 | 186,833 | 1,024,325 | Jan 29 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Jan 27 '25 | Option Exercise | 2.38 | 73,898 | 175,656 | 1,061,274 | Jan 29 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Dec 06 '24 | Option Exercise | 2.38 | 5,196 | 12,350 | 1,026,923 | Dec 09 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Dec 06 '24 | Sale | 5.05 | 2,598 | 13,126 | 1,024,325 | Dec 09 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Dec 05 '24 | Option Exercise | 2.38 | 59,334 | 141,036 | 1,053,992 | Dec 09 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Dec 05 '24 | Sale | 5.10 | 29,667 | 151,385 | 1,024,325 | Dec 09 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Nov 21 '24 | Option Exercise | 2.38 | 69,214 | 164,522 | 1,078,390 | Nov 22 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Nov 21 '24 | Sale | 5.05 | 55,647 | 281,151 | 1,022,743 | Nov 22 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Oct 09 '24 | Option Exercise | 2.38 | 69,214 | 164,522 | 1,107,629 | Oct 11 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Oct 09 '24 | Sale | 5.49 | 34,607 | 190,006 | 1,073,022 | Oct 11 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Sep 12 '24 | Option Exercise | 2.38 | 69,214 | 164,522 | 1,131,022 | Sep 16 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Sep 12 '24 | Sale | 5.78 | 58,000 | 335,217 | 1,073,022 | Sep 16 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Jun 24 '24 | Sale | 5.01 | 3,300 | 16,517 | 1,148,521 | Jun 26 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Jun 24 '24 | Option Exercise | 1.33 | 6,600 | 8,746 | 1,151,621 | Jun 26 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | May 20 '24 | Option Exercise | 1.33 | 69,214 | 91,722 | 1,191,669 | May 20 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | May 20 '24 | Sale | 5.61 | 45,848 | 257,244 | 1,145,821 | May 20 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Apr 08 '24 | Option Exercise | 1.33 | 69,214 | 91,722 | 1,213,119 | Apr 09 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Apr 08 '24 | Sale | 6.14 | 34,607 | 212,618 | 1,178,512 | Apr 09 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Mar 11 '24 | Option Exercise | 1.33 | 69,214 | 91,722 | 590,909 | Mar 13 12:00 AM |
| QS | Hettrich Kevin | CHIEF FINANCIAL OFFICER | Mar 11 '24 | Sale | 6.11 | 34,607 | 211,383 | 556,302 | Mar 13 12:00 AM |