ATEX Anterix Inc.: institutional ownership and insider trading
180 funds reported holding $2.05B of Anterix Inc. in their latest 13F filings; in Q2 2026 funds net bought $122M, with 57 new positions and 17 funds selling out; over the last 12 months insiders bought $75.1K and sold $27.1M on the open market; over its last four quarters it reported revenue of $7.04M and net income of −$24.8M.
ATEX revenue and earnings
- Quarter ended Jun 30, 2026: revenue $1.96M, net income $240K, EPS 0.01
- Quarter ended Mar 31, 2026: revenue $1.96M, net income −$72.0M, EPS 0.97
- Quarter ended Dec 31, 2025: revenue $1.57M, net income −$6.60M, EPS -0.35
- Quarter ended Sep 30, 2025: revenue $1.55M, net income $53.5M, EPS 2.86
Famous investors holding ATEX
- Ken Griffin (Citadel Advisors): $11.9M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $9.91M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $3.12M, 0.0% of the portfolio
- Two Sigma (Two Sigma Investments): $383K, 0.0% of the portfolio
Largest institutional holders of ATEX
- Owl Creek Asset Management, L.P. — $557M
- T. Rowe Price Investment Management, Inc. — $242M
- Heard Capital LLC — $177M
- BlackRock, Inc. (BLK) — $111M
- PRICE T ROWE ASSOCIATES INC /MD/ — $77.3M
- Jupiter Topco LLC — $68.2M
- VANGUARD CAPITAL MANAGEMENT LLC — $56.9M
- PLUSTICK MANAGEMENT LLC — $53.5M
- STATE STREET CORP (STT, STT-PG) — $51.1M
- GAMCO INVESTORS, INC. ET AL — $42.8M
Recent ATEX insider trades
- Oct 9, 2026: Marquez Elena sold 4,981 shares ($401K)
- Sep 21, 2026: Lang Scott A. sold 15,000 shares ($1.20M)
- Sep 10, 2026: Daniels Leslie B sold 2,500 shares ($210K)
- Sep 10, 2026: Martin Heather sold 8,064 shares ($679K)
5%+ owners
- Jeffrey A. Altman: 28.5% (Schedule 13D/A, filed Jul 8, 2026)
- T. Rowe Price Investment Management, Inc.: 12.0% (Schedule 13G, filed Jul 8, 2026)
- BlackRock, Inc.: 5.1% (Schedule 13G, filed Jul 27, 2026)
Who owns the most ATEX stock?
The largest institutional holders of Anterix Inc. in the latest 13F filings are Owl Creek Asset Management, L.P. ($557M), T. Rowe Price Investment Management, Inc. ($242M), Heard Capital LLC ($177M).
Are insiders buying or selling ATEX?
Over the last 12 months insiders bought $75.1K and sold $27.1M of Anterix Inc. stock on the open market (SEC Form 4).
Which famous investors own ATEX?
Ken Griffin, D. E. Shaw, Izzy Englander, Two Sigma.
What was ATEX's revenue last quarter?
Anterix Inc. reported revenue of $1.96M for the quarter ended June 30, 2026, with net income of $240K.
Which ETFs hold ATEX?
21 ETFs and mutual funds hold it among their top 100 positions, including OTCFX, JACNX, PRJIX, TRSSX.