WhaleWave
Ownership research
Company ownership
AMT · SEC CIK 0001053507
Broad multi-source activity
Analysis window: last 120 days.
2 of 4 source families recorded activity between Jul 28, 2026 and Oct 28, 2026.
Activity
2 of 4
Filing types detected
Recent events
4
Jul 28 – Oct 28
Insider purchases
$500.73K
Latest reported changes across tracked funds.
Fund
Report date
Current position
Change
Reduced
1 reported event
Confirmed sales
$894.45K
1 matched event
Jun 30, 2026
2,922,539
-28.78%