| Kevin Hettrich |
QS |
Class A Common Stock |
Sale |
-0.71% |
$68,127 |
$6.95 |
-9,800 |
1,367,718 |
11 Mar 2026 |
Direct |
| Jeffrey B. Straubel |
QS |
Class A Common Stock |
Sale |
-12.8% |
$188,376 |
$6.95 |
-27,106 |
185,510 |
11 Mar 2026 |
Direct |
| Michael O McCarthy III |
QS |
Class A Common Stock |
Sale |
-4.5% |
$302,859 |
$6.73 |
-45,000 |
954,219 |
06 Mar 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Sale |
-100% |
$235,140 |
$6.86 |
-34,254 |
0 |
05 Mar 2026 |
By: The Holme 2020 Irrevocable Trust |
| Timothy Holme |
QS |
Class A Common Stock |
Conversion of derivative security |
|
|
|
34,254 |
34,254 |
05 Mar 2026 |
By: The Holme 2020 Irrevocable Trust |
| Timothy Holme |
QS |
Class A Common Stock |
Sale |
-10.3% |
$872,333 |
$6.86 |
-127,077 |
1,108,182 |
05 Mar 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Conversion of derivative security |
11.5% |
|
|
127,077 |
1,235,259 |
05 Mar 2026 |
Direct |
| Timothy Holme |
QS |
Class B Common Stock |
Conversion of derivative security |
-2.36% |
|
|
-34,254 |
1,415,433 |
05 Mar 2026 |
By: The Holme 2020 Irrevocable Trust |
| Timothy Holme |
QS |
Class B Common Stock |
Conversion of derivative security |
-1.64% |
|
|
-127,077 |
7,606,984 |
05 Mar 2026 |
Direct |
| Ross Niebergall |
QS |
Class A Common Stock |
Award |
|
|
|
47,375 |
47,375 |
04 Mar 2026 |
Direct |
| Michael O McCarthy III |
QS |
Class A Common Stock |
Sale |
-2.91% |
$207,144 |
$6.90 |
-30,000 |
999,219 |
04 Mar 2026 |
Direct |
| Luca Giovanni Fasoli |
QS |
Class A Common Stock |
Tax liability |
-1.11% |
|
|
-13,963 |
1,246,222 |
25 Feb 2026 |
Direct |
| Srinivasan Sivaram |
QS |
Class A Common Stock |
Tax liability |
-2.06% |
|
|
-77,143 |
3,659,047 |
25 Feb 2026 |
Direct |
| Michael O McCarthy III |
QS |
Class A Common Stock |
Tax liability |
-1.76% |
|
|
-18,393 |
1,029,219 |
25 Feb 2026 |
Direct |
| Mohit Singh |
QS |
Class A Common Stock |
Tax liability |
-1.82% |
|
|
-22,789 |
1,229,891 |
25 Feb 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Tax liability |
-1.98% |
|
|
-22,367 |
1,108,182 |
25 Feb 2026 |
Direct |
| Kevin Hettrich |
QS |
Class A Common Stock |
Tax liability |
-1.56% |
|
|
-21,790 |
1,377,518 |
25 Feb 2026 |
Direct |
| Luca Giovanni Fasoli |
QS |
Class A Common Stock |
Award |
2.14% |
|
|
26,419 |
1,260,185 |
24 Feb 2026 |
Direct |
| Srinivasan Sivaram |
QS |
Class A Common Stock |
Award |
4.07% |
|
|
145,973 |
3,736,190 |
24 Feb 2026 |
Direct |
| Michael O McCarthy III |
QS |
Class A Common Stock |
Award |
4.18% |
|
|
42,025 |
1,047,612 |
24 Feb 2026 |
Direct |
| Mohit Singh |
QS |
Class A Common Stock |
Award |
3.5% |
|
|
42,321 |
1,252,680 |
24 Feb 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Award |
3.89% |
|
|
42,321 |
1,130,549 |
24 Feb 2026 |
Direct |
| Kevin Hettrich |
QS |
Class A Common Stock |
Award |
3.04% |
|
|
41,229 |
1,399,308 |
24 Feb 2026 |
Direct |
| Kevin Hettrich |
QS |
Class A Common Stock |
Sale |
-0.72% |
$66,214 |
$6.76 |
-9,800 |
1,358,079 |
23 Feb 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Sale |
-3.04% |
$237,724 |
$6.97 |
-34,120 |
1,088,228 |
20 Feb 2026 |
Direct |
| Michael O McCarthy III |
QS |
Class A Common Stock |
Tax liability |
-1.79% |
|
|
-18,356 |
1,005,587 |
19 Feb 2026 |
Direct |
| Mohit Singh |
QS |
Class A Common Stock |
Tax liability |
-1.92% |
|
|
-23,756 |
1,210,359 |
19 Feb 2026 |
Direct |
| Srinivasan Sivaram |
QS |
Class A Common Stock |
Tax liability |
-1.02% |
|
|
-37,175 |
3,590,217 |
19 Feb 2026 |
Direct |
| Kevin Hettrich |
QS |
Class A Common Stock |
Tax liability |
-1.65% |
|
|
-22,881 |
1,367,879 |
19 Feb 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Sale |
-100% |
$243,248 |
$7.10 |
-34,254 |
0 |
19 Feb 2026 |
By: The Holme 2020 Irrevocable Trust |
| Timothy Holme |
QS |
Class A Common Stock |
Conversion of derivative security |
|
|
|
34,254 |
34,254 |
19 Feb 2026 |
By: The Holme 2020 Irrevocable Trust |
| Timothy Holme |
QS |
Class A Common Stock |
Sale |
-10.2% |
$902,412 |
$7.10 |
-127,077 |
1,122,348 |
19 Feb 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Conversion of derivative security |
11.3% |
|
|
127,077 |
1,249,425 |
19 Feb 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Tax liability |
-2.04% |
|
|
-23,316 |
1,122,348 |
19 Feb 2026 |
Direct |
| Timothy Holme |
QS |
Class B Common Stock |
Conversion of derivative security |
-2.31% |
|
|
-34,254 |
1,449,687 |
19 Feb 2026 |
By: The Holme 2020 Irrevocable Trust |
| Timothy Holme |
QS |
Class B Common Stock |
Conversion of derivative security |
-1.62% |
|
|
-127,077 |
7,734,061 |
19 Feb 2026 |
Direct |
| Jeffrey B. Straubel |
QS |
Class A Common Stock |
Sale |
-11.3% |
$192,461 |
$7.10 |
-27,106 |
212,616 |
19 Feb 2026 |
Direct |
| Michael O McCarthy III |
QS |
Class A Common Stock |
Tax liability |
-5.39% |
|
|
-58,332 |
1,023,943 |
18 Feb 2026 |
Direct |
| Luca Giovanni Fasoli |
QS |
Class A Common Stock |
Tax liability |
-6.62% |
|
|
-87,476 |
1,233,766 |
18 Feb 2026 |
Direct |
| Mohit Singh |
QS |
Class A Common Stock |
Tax liability |
-8.03% |
|
|
-107,695 |
1,234,115 |
18 Feb 2026 |
Direct |
| Srinivasan Sivaram |
QS |
Class A Common Stock |
Tax liability |
-6.37% |
|
|
-246,631 |
3,627,392 |
18 Feb 2026 |
Direct |
| Kevin Hettrich |
QS |
Class A Common Stock |
Tax liability |
-6.35% |
|
|
-94,378 |
1,390,760 |
18 Feb 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Tax liability |
-8.45% |
|
|
-105,719 |
1,145,664 |
18 Feb 2026 |
Direct |
| Geoffrey G. Ribar |
QS |
Class A Common Stock |
Award |
|
|
|
36,102 |
36,102 |
29 Jan 2026 |
Direct |
| Kevin Hettrich |
QS |
Class A Common Stock |
Sale |
-0.66% |
$103,791 |
$10.59 |
-9,800 |
1,485,138 |
14 Jan 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Sale |
-100% |
$506,635 |
$11.28 |
-44,922 |
0 |
05 Jan 2026 |
By: The Holme 2020 Irrevocable Trust |
| Timothy Holme |
QS |
Class A Common Stock |
Conversion of derivative security |
|
|
|
44,922 |
44,922 |
05 Jan 2026 |
By: The Holme 2020 Irrevocable Trust |
| Timothy Holme |
QS |
Class A Common Stock |
Sale |
-11.7% |
$1,877,110 |
$11.28 |
-166,440 |
1,251,383 |
05 Jan 2026 |
Direct |
| Timothy Holme |
QS |
Class A Common Stock |
Conversion of derivative security |
13.3% |
|
|
166,440 |
1,417,823 |
05 Jan 2026 |
Direct |
| Timothy Holme |
QS |
Class B Common Stock |
Conversion of derivative security |
-2.94% |
|
|
-44,922 |
1,483,941 |
05 Jan 2026 |
By: The Holme 2020 Irrevocable Trust |