WhaleWave
Ownership research
Company ownership
CHTR · SEC CIK 0001091667
Broad multi-source activity
Analysis window: last 120 days.
2 of 4 source families recorded activity between Aug 19, 2026 and Sep 30, 2026.
Activity
2 of 4
Filing types detected
Recent events
7
Aug 19 – Sep 30
Insider purchases
$0
Most recently reported quarter
Factual events across SEC sources
Sep 30
Beneficial ownership increased
BlackRock, Inc. · 1,688,433 shares
Schedule 13G
No reported events
Confirmed sales
$0
No matched events
Aug 28
Proposed insider sale
WARGO J DAVID · 1,140 shares · $169.08K
Form 144
Aug 27
Proposed insider sale
WARGO J DAVID · 1,933 shares · $290.37K
Form 144