| Kyoung John Kim |
EMPD |
Stock Option (Right to buy) |
Other |
-100% |
|
|
-4 |
0 |
19 Feb 2026 |
Direct |
| Jonathan P. Foster |
EMPD |
Stock Option (Right to buy) |
Other |
-100% |
|
|
-4 |
0 |
18 Feb 2026 |
Direct |
| Greg Endo |
EMPD |
Stock Option (Right to buy) |
Other |
-100% |
|
|
-5 |
0 |
18 Feb 2026 |
Direct |
| ATG Capital Management LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
14.2% |
$2,616,361 |
$4.68 |
559,183 |
4,500,000 |
03 Feb 2026 |
BY ATG Fund |
| ATG Capital Opportunities Fund LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
14.2% |
$2,616,361 |
$4.68 |
559,183 |
4,500,000 |
03 Feb 2026 |
Direct |
| ATG Capital Management LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
3.46% |
$616,117 |
$4.67 |
131,962 |
3,940,817 |
02 Feb 2026 |
By ATG Fund |
| ATG Capital Opportunities Fund LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
3.46% |
$616,117 |
$4.67 |
131,962 |
3,940,817 |
02 Feb 2026 |
Direct |
| ATG Capital Management LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
3.1% |
$552,150 |
$4.82 |
114,447 |
3,808,855 |
30 Jan 2026 |
By ATG Fund |
| ATG Capital Opportunities Fund LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
3.1% |
$552,150 |
$4.82 |
114,447 |
3,808,855 |
30 Jan 2026 |
Direct |
| ATG Capital Management LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
5.45% |
$936,770 |
$4.91 |
190,971 |
3,694,408 |
29 Jan 2026 |
By ATG Fund |
| ATG Capital Opportunities Fund LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
5.45% |
$936,770 |
$4.91 |
190,971 |
3,694,408 |
29 Jan 2026 |
Direct |
| ATG Capital Management LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
3.64% |
$626,808 |
$5.09 |
123,208 |
3,503,437 |
28 Jan 2026 |
By ATG Fund |
| ATG Capital Opportunities Fund LP |
EMPD |
Common Stock, par value $0.00001 per share |
Purchase |
3.64% |
$626,808 |
$5.09 |
123,208 |
3,503,437 |
28 Jan 2026 |
Direct |
| Ryan Matthew Lane |
VLCN |
Common Stock |
Award |
3.48% |
|
|
98,454 |
2,930,345 |
15 Dec 2025 |
See Footnote |
| Ryan Matthew Lane |
VLCN |
Common Stock |
Award |
3.37% |
|
|
92,341 |
2,831,891 |
12 Dec 2025 |
See Footnote |
| Ryan Matthew Lane |
VLCN |
Common Stock |
Award |
2.35% |
|
|
62,956 |
2,739,550 |
11 Dec 2025 |
See Footnote |
| Ryan Matthew Lane |
VLCN |
Common Stock |
Award |
1.9% |
|
|
50,000 |
2,676,594 |
08 Dec 2025 |
See Footnote |
| Ryan Matthew Lane |
VLCN |
Common Stock |
Award |
1.94% |
|
|
50,000 |
2,626,594 |
05 Dec 2025 |
See Footnote |
| Ryan Matthew Lane |
VLCN |
Common Stock |
Award |
1.98% |
|
|
50,000 |
2,576,594 |
04 Dec 2025 |
See Footnote |
| Brett S. Director |
VLCN |
Common Stock |
Award |
|
|
|
10,000 |
10,000 |
21 Jul 2025 |
Direct |
| Timothy J. Silver |
VLCN |
Common Stock |
Award |
|
|
|
2,500 |
2,500 |
21 Jul 2025 |
Direct |
| Ryan Matthew Lane |
VLCN |
Common Stock |
Award |
9400.6% |
|
|
2,500,000 |
2,526,594 |
21 Jul 2025 |
See Footnote |
| Ryan Matthew Lane |
VLCN |
Common Stock |
Award |
|
|
|
100,000 |
100,000 |
21 Jul 2025 |
Direct |
| Ian C. Read |
VLCN |
Common Stock |
Award |
|
|
|
30,000 |
30,000 |
21 Jul 2025 |
See Footnote |
| Orn Olason |
VLCN |
Common Stock |
Award |
|
|
|
10,000 |
10,000 |
21 Jul 2025 |
Direct |
| Karin-Joyce Tjon |
VLCN |
Common Stock |
Award |
|
|
|
20,000 |
20,000 |
21 Jul 2025 |
Direct |
| Jonathan P. Foster |
VLCN |
Common Stock |
Award |
|
|
|
20,000 |
20,000 |
21 Jul 2025 |
Direct |
| Greg Endo |
VLCN |
Common Stock |
Award |
|
|
|
20,000 |
20,000 |
21 Jul 2025 |
Direct |
| Adrian Nicholas Solgaard Janzen |
VLCN |
Common Stock |
Award |
|
|
|
10,000 |
10,000 |
21 Jul 2025 |
Direct |
| John Kyoung Kim |
VLCN |
Common Stock |
Award |
|
|
|
22,500 |
22,500 |
21 Jul 2025 |
Direct |
| Rohan Kumar Chauhan |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
298,802 |
298,802 |
17 Jul 2025 |
Direct |
| Matthew Homer |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
298,802 |
298,802 |
17 Jul 2025 |
Direct |
| Brett S. Director |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
298,802 |
298,802 |
17 Jul 2025 |
Direct |
| Timothy J. Silver |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
597,604 |
597,604 |
17 Jul 2025 |
Direct |
| Ryan Matthew Lane |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
1,792,812 |
1,792,812 |
17 Jul 2025 |
Direct |
| Ian C. Read |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
298,802 |
298,802 |
17 Jul 2025 |
Direct |
| Orn Olason |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
10,000 |
10,000 |
17 Jul 2025 |
Direct |
| Karin-Joyce Tjon |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
10,000 |
10,000 |
17 Jul 2025 |
Direct |
| Jonathan P. Foster |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
10,000 |
10,000 |
17 Jul 2025 |
Direct |
| Greg Endo |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
819,155 |
747,005 |
17 Jul 2025 |
Direct |
| Adrian Nicholas Solgaard Janzen |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
10,000 |
10,000 |
17 Jul 2025 |
Direct |
| John Kyoung Kim |
VLCN |
Stock options (right to buy) |
Award |
|
|
|
1,674,385 |
1,494,010 |
17 Jul 2025 |
Direct |
| Greg Endo |
VLCN |
Stock option (right to buy) |
Award |
9620000% |
|
|
577,200 |
577,206 |
30 May 2025 |
Direct |
| Kyoung John Kim |
VLCN |
Stock option (right to buy) |
Award |
36075000% |
|
|
1,443,000 |
1,443,004 |
30 May 2025 |
Direct |