ANTERIX INC (ATEX) Institutional Ownership and Insiders Activity

ANTERIX INC (ATEX) is widely held by institutional investors, with 170 firms reporting positions valued at approximately $1.89B based on SEC Form 13F filings for the quarter ended June 30, 2026.

Owl Creek Asset Management, L.P. is the largest disclosed holder, reporting approximately $557.09M in ATEX holdings in its latest filing.

Recent insider activity includes 32 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.

Institutional Holders

170

Total Reported Value

$1.89B

Largest Holder

Owl Creek Asset Management, L.P.

Largest Position

$557.09M

Insider Transactions (90d)

32

Latest Filing Quarter

Q2 2026

New Institutional Positions

58

Funds Exiting Positions

22