ANTERIX ($ATEX) posted quarterly earnings results for Q1 2027 on Tuesday, August 11th. The company reported earnings of -$0.53 per share, missing estimates of -$0.44 by $0.09. The company also reported revenue of $1,960,000, missing estimates of $2,016,540 by $-56,540.

You can see Quiver Quantitative's $ATEX stock page to track data on insider trading, hedge fund activity, congressional trading, and more.

ANTERIX Insider Trading Activity

ANTERIX insiders have traded $ATEX stock on the open market 10 times in the past 6 months. Of those trades, 0 have been purchases and 10 have been sales.

Here’s a breakdown of recent trading of $ATEX stock by insiders over the last 6 months:

• CHRISTOPHER GUTTMAN-MCCABE (Chief Reg & Comm Officer) has made 0 purchases and 4 sales selling 91,437 shares for an estimated $7,539,883.
• GENA L ASHE (Chief Legal Officer & Corp Sec) has made 0 purchases and 2 sales selling 17,711 shares for an estimated $1,440,048.
• MAHVASH YAZDI sold 7,000 shares for an estimated $560,000
• ELENA MARQUEZ (Chief Financial Officer) sold 4,291 shares for an estimated $341,134
• MARK FLEISCHHAUER sold 3,500 shares for an estimated $279,402
• SCOTT A. LANG (President and CEO) sold 170 shares for an estimated $13,642

To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.

ANTERIX Hedge Fund Activity

We have seen 87 institutional investors add shares of ANTERIX stock to their portfolio, and 53 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

• PLUSTICK MANAGEMENT LLC added 499,596 shares (+inf%) to their portfolio in Q1 2026, for an estimated $19,079,571
• JEFFERIES FINANCIAL GROUP INC. removed 454,508 shares (-100.0%) from their portfolio in Q1 2026, for an estimated $17,357,660
• MARSHALL WACE, LLP removed 291,255 shares (-100.0%) from their portfolio in Q1 2026, for an estimated $11,123,028
• JANE STREET GROUP, LLC added 261,843 shares (+164.7%) to their portfolio in Q1 2026, for an estimated $9,999,784
• CURATED WEALTH PARTNERS LLC added 250,000 shares (+inf%) to their portfolio in Q2 2026, for an estimated $25,735,000
• POTRERO CAPITAL RESEARCH LLC added 229,561 shares (+inf%) to their portfolio in Q1 2026, for an estimated $8,766,934
• DG CAPITAL MANAGEMENT, LLC added 146,972 shares (+691.8%) to their portfolio in Q1 2026, for an estimated $5,612,860

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.

This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.

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