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<title>atex-20250625</title></head><body><div style="display:none"><ix:header><ix:hidden><ix:nonNumeric contextRef="c-1" name="dei:EntityCentralIndexKey" id="f-22">0001304492</ix:nonNumeric><ix:nonNumeric contextRef="c-1" name="dei:AmendmentFlag" format="ixt:fixed-false" id="f-23">FALSE</ix:nonNumeric></ix:hidden><ix:references xml:lang="en-US"><link:schemaRef xlink:type="simple" xlink:href="atex-20250625.xsd"/></ix:references><ix:resources><xbrli:context id="c-1"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0001304492</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2025-06-25</xbrli:startDate><xbrli:endDate>2025-06-25</xbrli:endDate></xbrli:period></xbrli:context></ix:resources></ix:header></div><div id="i4210117b0af04c10ba2242e312ae7831_1"></div><div style="min-height:45pt;width:100%"><div><span><br/></span></div></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:18pt;font-weight:700;line-height:108%">UNITED STATES</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:18pt;font-weight:700;line-height:108%">SECURITIES AND EXCHANGE COMMISSION</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%">Washington, D.C. 20549</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div style="margin-top:12pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:18pt;font-weight:700;line-height:108%">FORM <ix:nonNumeric contextRef="c-1" name="dei:DocumentType" id="f-1">8-K</ix:nonNumeric></span></div><div style="margin-top:12pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%">CURRENT REPORT</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%">Pursuant to Section 13 OR 15(d) of </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%">The Securities Exchange Act of 1934</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div style="margin-top:12pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Date of Report (Date of earliest event reported):</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%"> <ix:nonNumeric contextRef="c-1" name="dei:DocumentPeriodEndDate" format="ixt:date-monthname-day-year-en" id="f-2">June 25, 2025</ix:nonNumeric></span></div><div style="margin-top:12pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:18pt;font-weight:700;line-height:108%"><ix:nonNumeric contextRef="c-1" name="dei:EntityRegistrantName" id="f-3">Anterix Inc.</ix:nonNumeric></span></div><div style="margin-top:12pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">(Exact name of registrant as specified in its charter)</span></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:98.181%"><tr><td style="width:1.0%"/><td style="width:29.764%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.571%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:37.943%"/><td 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Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%"><ix:nonNumeric contextRef="c-1" name="dei:EntityAddressCityOrTown" id="f-10">Woodland Park</ix:nonNumeric>, <ix:nonNumeric contextRef="c-1" name="dei:EntityAddressStateOrProvince" id="f-11">NJ</ix:nonNumeric></span></div></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:0 1pt"/></tr><tr><td colspan="6" style="padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">(Address of principal executive offices)</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:108%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New 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Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Registrant&#8217;s telephone number, including area code</span></div><div style="margin-top:12pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%">Not applicable</span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">(Former name or former address, if changed since last report)</span></div><div style="text-align:center"><span><br/></span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div style="margin-bottom:12pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"><ix:nonNumeric contextRef="c-1" name="dei:WrittenCommunications" format="ixt-sec:boolballotbox" id="f-14">&#9744;</ix:nonNumeric> Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"><ix:nonNumeric contextRef="c-1" name="dei:SolicitingMaterial" format="ixt-sec:boolballotbox" id="f-15">&#9744;</ix:nonNumeric> Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12(b))</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"><ix:nonNumeric contextRef="c-1" name="dei:PreCommencementTenderOffer" format="ixt-sec:boolballotbox" id="f-16">&#9744;</ix:nonNumeric> Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"><ix:nonNumeric contextRef="c-1" name="dei:PreCommencementIssuerTenderOffer" format="ixt-sec:boolballotbox" id="f-17">&#9744;</ix:nonNumeric> Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div style="text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Securities registered pursuant to Section 12(b) of the Act:</span></div><div><table 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contextRef="c-1" name="dei:TradingSymbol" id="f-19">ATEX</ix:nonNumeric> </span></td><td colspan="3" style="border-bottom:1pt solid #000000;border-left:1pt solid #000000;border-right:1pt solid #000000;border-top:1pt solid #000000;padding:2px 2.38pt;text-align:center;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%"><ix:nonNumeric contextRef="c-1" name="dei:SecurityExchangeName" format="ixt-sec:exchnameen" id="f-20">The Nasdaq Stock Market LLC</ix:nonNumeric> </span></td></tr></table></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Indicate by check mark whether the registrant is an emerging growth company as defined in as defined in Rule 405 of the Securities Act of 1933 (&#167;230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (&#167;240.12b-2 of this chapter). </span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Emerging growth company <ix:nonNumeric contextRef="c-1" name="dei:EntityEmergingGrowthCompany" format="ixt-sec:boolballotbox" id="f-21">&#9744;</ix:nonNumeric></span></div><div style="margin-top:12pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  &#9744;</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:108%"> </span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:108%"> </span></div><div style="text-align:right"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div style="height:45pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><span><br/></span></div><div><span><br/></span></div><div><span><br/></span></div></div></div><div id="i4210117b0af04c10ba2242e312ae7831_7"></div><hr style="page-break-after:always"/><div style="min-height:45pt;width:100%"><div><span><br/></span></div></div><div style="margin-top:12pt;padding-left:72pt;text-indent:-72pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%">Item 4.01. Changes in Registrant's Certifying Accountant.</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div style="text-align:justify"><span><br/></span></div><div style="text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:112%">(a) Dismissal of Independent Registered Public Accounting Firm.</span></div><div><span><br/></span></div><div style="text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">On June 26, 2025, Anterix Inc. (the &#8220;Company&#8221;) notified Grant Thornton LLP (&#8220;Grant Thornton&#8221;) that it was dismissed as the Company&#8217;s independent registered public accounting firm, effective immediately. The decision to dismiss Grant Thornton was approved by the Company&#8217;s Audit Committee of the Board of Directors.</span></div><div><span><br/></span></div><div style="text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">The audit reports of Grant Thornton for the Company&#8217;s consolidated financial statements for each of the two most recent fiscal years ended March 31, 2025 and March 31, 2024 did not contain an adverse opinion or a disclaimer of opinion nor were they qualified or modified as to uncertainty, audit scope, or accounting principles. During the Company&#8217;s two most recent fiscal years ended March 31, 2025 and March 31, 2024 (and through the interim period of June 26, 2025), there were no disagreements (within the meaning of Item 304(a)(1)(iv) of Regulation S-K) on any matter of accounting principles or practices, financial statement disclosure, or auditing scope and procedures, which disagreement(s), if not resolved to Grant Thornton&#8217;s satisfaction, would have caused it to make reference to the subject matter of the disagreement(s) in connection with its report. During the Company&#8217;s fiscal years ended March 31, 2025 and March 31, 2024, there were no reportable events (as that term is defined in Item 304(a)(1)(v) of Regulation S-K). </span></div><div><span><br/></span></div><div style="text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">The Company provided Grant Thornton with a copy of this Current Report on Form 8-K prior to its filing with the Securities and Exchange Commission (&#8220;SEC&#8221;) and requested that Grant Thornton furnish the Company with a letter addressed to the SEC stating whether or not Grant Thornton agrees with the above statements. A copy of the letter from Grant Thornton addressed to the SEC dated June 30, 2025 is filed with this Current Report on Form 8-K as Exhibit 16.1.</span></div><div><span><br/></span></div><div style="text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:112%">(b) Engagement of New Independent Registered Public Accounting Firm</span></div><div><span><br/></span></div><div style="text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">On June 25, 2025, the Company&#8217;s Audit Committee approved the engagement of Deloitte &amp; Touche LLP (&#8220;Deloitte&#8221;) as the Company&#8217;s independent registered public accounting firm for the year ending March 31, 2026, effective immediately, subject to completion of Deloitte&#8217;s standard client acceptance procedures and execution of an engagement letter.</span></div><div><span><br/></span></div><div style="text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">During the Company&#8217;s two most recent fiscal years ended March 31, 2025 and March 31, 2024, neither the Company, nor anyone acting on its behalf, consulted with Deloitte on: (i) any matter regarding the application of accounting principles to a specified transaction, either completed or proposed; or the type of audit opinion that might be rendered on the Company&#8217;s consolidated financial statements, and no written report or oral advice was provided to the Company by Deloitte that was an important factor considered by the Company in reaching a decision as to any accounting, auditing or financial reporting issue; or (ii) any matter that was the subject of any disagreement (as described in Item 304(a)(1)(iv) of Regulation S-K and the related instructions thereto) or a reportable event (as defined in Item 304(a)(1)(v) of Regulation S-K).  </span></div><div><span><br/></span></div><div id="i4210117b0af04c10ba2242e312ae7831_13"></div><div style="-sec-extract:summary"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:115%">Item 9.01&#160;&#160;&#160;&#160;Financial Statements and Exhibits.</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:115%"> </span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:115%">(d) Exhibits.</span></div><div><span><br/></span></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"/><td style="width:18.779%"/><td style="width:0.1%"/><td style="width:0.1%"/><td style="width:0.402%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:78.419%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Exhibit No.</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Description</span></td></tr><tr><td colspan="3" style="border-top:0.5pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="text-align:center"><span style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline"><a style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%;text-decoration:underline" href="a2025anterixinc-concurre.htm">16.1</a></span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> </span></div></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="border-top:0.5pt solid #000;padding:2px 1pt;text-align:left;vertical-align:bottom"><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Letter of Grant Thornton LLP to the Securities and Exchange Commission dated June 30, 2025</span></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">104</span></td><td colspan="3" style="padding:0 1pt"/><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Cover Page Interactive Data File (formatted as Inline XBRL).</span></td></tr></table></div><div><span><br/></span></div><div><span><br/></span></div><div style="height:45pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><span><br/></span></div><div><span><br/></span></div><div><span><br/></span></div></div></div><div id="i4210117b0af04c10ba2242e312ae7831_16"></div><hr style="page-break-after:always"/><div style="min-height:45pt;width:100%"><div><span><br/></span></div></div><div style="margin-top:5pt;text-align:center"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%">SIGNATURES</span></div><div style="margin-top:6pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Report to be signed on its behalf by the undersigned hereunto duly authorized.</span></div><div style="margin-top:24pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:99.848%"><tr><td style="width:1.0%"/><td style="width:41.388%"/><td style="width:0.1%"/><td style="width:1.0%"/><td style="width:56.412%"/><td style="width:0.1%"/></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:108%">Anterix Inc.</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">&#160;</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Date: June 30, 2025</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%;text-decoration:underline">/s/ Gena L. Ashe</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Gena L. Ashe</span></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">&#160;</span></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%">Chief Legal Officer&#160;and Corporate Secretary</span></td></tr></table></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:1pt;font-weight:400;line-height:108%"> </span></div><div style="text-align:right"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:108%"> </span></div><div style="height:45pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><span><br/></span></div><div><span><br/></span></div><div><span><br/></span></div></div></div></body></html>
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atex-20250625
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM
8-K
CURRENT REPORT
Pursuant to Section 13 OR 15(d) of
The Securities Exchange Act of 1934
Date of Report (Date of earliest event reported):
June 25, 2025
Anterix Inc.
(Exact name of registrant as specified in its charter)
Delaware
001-36827
33-0745043
(State or other jurisdiction
(Commission File Number)
(IRS Employer
of incorporation)
Identification No.)
3 Garret Mountain Plaza
Suite 401
07424
Woodland Park
,
NJ
(Address of principal executive offices)
(Zip Code)
(
973
)
771-0300
Registrant's telephone number, including area code
Not applicable
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
☐
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12(b))
☐
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each class
Trading Symbol(s)
Name of each exchange on which registered
Common Stock, $0.0001 par value
ATEX
The Nasdaq Stock Market LLC
Indicate by check mark whether the registrant is an emerging growth company as defined in as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company
☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐
Item 4.01. Changes in Registrant's Certifying Accountant.
(a) Dismissal of Independent Registered Public Accounting Firm.
On June 26, 2025, Anterix Inc. (the "Company") notified Grant Thornton LLP ("Grant Thornton") that it was dismissed as the Company's independent registered public accounting firm, effective immediately. The decision to dismiss Grant Thornton was approved by the Company's Audit Committee of the Board of Directors.
The audit reports of Grant Thornton for the Company's consolidated financial statements for each of the two most recent fiscal years ended March 31, 2025 and March 31, 2024 did not contain an adverse opinion or a disclaimer of opinion nor were they qualified or modified as to uncertainty, audit scope, or accounting principles. During the Company's two most recent fiscal years ended March 31, 2025 and March 31, 2024 (and through the interim period of June 26, 2025), there were no disagreements (within the meaning of Item 304(a)(1)(iv) of Regulation S-K) on any matter of accounting principles or practices, financial statement disclosure, or auditing scope and procedures, which disagreement(s), if not resolved to Grant Thornton's satisfaction, would have caused it to make reference to the subject matter of the disagreement(s) in connection with its report. During the Company's fiscal years ended March 31, 2025 and March 31, 2024, there were no reportable events (as that term is defined in Item 304(a)(1)(v) of Regulation S-K).
The Company provided Grant Thornton with a copy of this Current Report on Form 8-K prior to its filing with the Securities and Exchange Commission ("SEC") and requested that Grant Thornton furnish the Company with a letter addressed to the SEC stating whether or not Grant Thornton agrees with the above statements. A copy of the letter from Grant Thornton addressed to the SEC dated June 30, 2025 is filed with this Current Report on Form 8-K as Exhibit 16.1.
(b) Engagement of New Independent Registered Public Accounting Firm
On June 25, 2025, the Company's Audit Committee approved the engagement of Deloitte & Touche LLP ("Deloitte") as the Company's independent registered public accounting firm for the year ending March 31, 2026, effective immediately, subject to completion of Deloitte's standard client acceptance procedures and execution of an engagement letter.
During the Company's two most recent fiscal years ended March 31, 2025 and March 31, 2024, neither the Company, nor anyone acting on its behalf, consulted with Deloitte on: (i) any matter regarding the application of accounting principles to a specified transaction, either completed or proposed; or the type of audit opinion that might be rendered on the Company's consolidated financial statements, and no written report or oral advice was provided to the Company by Deloitte that was an important factor considered by the Company in reaching a decision as to any accounting, auditing or financial reporting issue; or (ii) any matter that was the subject of any disagreement (as described in Item 304(a)(1)(iv) of Regulation S-K and the related instructions thereto) or a reportable event (as defined in Item 304(a)(1)(v) of Regulation S-K).
Item 9.01    Financial Statements and Exhibits.
(d) Exhibits.
Exhibit No.
Description
16.1
Letter of Grant Thornton LLP to the Securities and Exchange Commission dated June 30, 2025
104
Cover Page Interactive Data File (formatted as Inline XBRL).
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Report to be signed on its behalf by the undersigned hereunto duly authorized.
Anterix Inc.
Date: June 30, 2025
/s/ Gena L. Ashe
Gena L. Ashe
Chief Legal Officer and Corporate Secretary