Company Analysis

Anterix Inc. (ATEX)

Nasdaq: ATEX · Telephone Communications (No Radiotelephone) · Woodland Park, NJ · filing with the SEC since 2004
Grade5.8
◀ Past 4.4● Present 6.0▶ Future 6.5

Filings

264 filings since 2017 beside 465 insider forms · Non-accelerated filer and smaller reporting company · read from EDGAR on Nov 13, 2026
Due nextNon-accelerated filer and smaller reporting company
10-Q Quarterly report for the quarter ending Dec 31, 2026Non-accelerated filers and smaller reporting companies have 45 days after the quarter ends; quarter ends are taken to the month end. by Feb 14, 2027
10-K Annual report for the fiscal year ending Mar 31, 2027Non-accelerated filers and smaller reporting companies have 90 days after the fiscal year ends. by Jun 29, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 41 days after the quarter ended. The proxy statement was last filed Jun 25, 2026.

Filings a yearinsider forms included
9781865247775885
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 9 times in the last 36 months, the newest Aug 6, 2026.Auditor change (8-K item 4.01): 1 time in the last 36 months, the newest Jun 30, 2025.SEC letters: 1 in the last 36 months, the newest Dec 3, 2024.
Insider forms 465

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 10, 2026 10-Q Quarterly report Sep 30, 2026
Nov 10, 2026 8-K items 2.02, 9.01 Results released · Current report
Oct 27, 2026 SCHEDULE 13G/A Large holder update, amended
Sep 18, 2026 8-K item 8.01 Other event · Current report Sep 16, 2026
Aug 20, 2026 S-8 Employee stock plan registration
Aug 11, 2026 10-Q Quarterly report Jun 30, 2026
Aug 11, 2026 8-K items 2.02, 9.01 Results released · Current report
Aug 6, 2026 8-K items 5.02, 5.07, 9.01 Officer or director change; Shareholder vote · Current report Aug 4, 2026
Jul 27, 2026 SCHEDULE 13G Large holder notice
Jul 17, 2026 DEFA14A Extra proxy material
Jul 8, 2026 SCHEDULE 13G Large holder notice
Jul 8, 2026 SCHEDULE 13D/A Activist holder update, amended
Jun 25, 2026 ARS Annual report to shareholders Mar 31, 2026
Jun 25, 2026 DEF 14A Proxy statement Mar 31, 2026
Jun 25, 2026 10-K Annual report Mar 31, 2026
Jun 10, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 27, 2026 SCHEDULE 13G/A Large holder update, amended
Apr 21, 2026 8-K/A items 8.01, 9.01 Other event · Current report, amended
Apr 21, 2026 8-K items 8.01, 9.01 Other event · Current report
Apr 6, 2026 8-K items 8.01, 9.01 Other event · Current report Mar 31, 2026
Apr 1, 2026 8-K items 8.01, 9.01 Other event · Current report Mar 25, 2026
Feb 11, 2026 10-Q Quarterly report Dec 31, 2025
Feb 11, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Feb 2, 2026 8-K items 8.01, 9.01 Other event · Current report Jan 30, 2026
Jan 30, 2026 SCHEDULE 13G/A Large holder update, amended
Jan 7, 2026 8-K item 5.02 Officer or director change · Current report
Nov 12, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 12, 2025 10-Q Quarterly report Sep 30, 2025
Nov 12, 2025 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Oct 17, 2025 SCHEDULE 13G/A Large holder update, amended
Oct 9, 2025 8-K item 9.01 Financial statements and exhibits · Current report
Sep 18, 2025 8-K items 5.02, 7.01, 9.01 Officer or director change; Investor disclosure (Regulation FD) · Current report
Aug 14, 2025 SCHEDULE 13G Large holder notice
Aug 12, 2025 10-Q Quarterly report Jun 30, 2025
Aug 12, 2025 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Aug 7, 2025 8-K item 5.07 Shareholder vote · Current report Aug 5, 2025
Jun 30, 2025 ARS Annual report to shareholders Mar 31, 2025
Jun 30, 2025 DEFN14A Form DEFN14A Mar 31, 2025
Jun 30, 2025 8-K item 4.01 Auditor change · Current report Jun 25, 2025
Jun 24, 2025 10-K Annual report Mar 31, 2025
40 of 264 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton ATEX · research, not advice