{"id":987473,"date":"2026-07-30T14:47:11","date_gmt":"2026-07-30T18:47:11","guid":{"rendered":"https:\/\/www.marketnewsdesk.com\/index.php\/cogent-communications-holdings-inc-ccoi-securities-fraud-class-action-lawsuit-filed-september-21-2026-lead-plaintiff-deadline\/"},"modified":"2026-07-30T14:47:11","modified_gmt":"2026-07-30T18:47:11","slug":"cogent-communications-holdings-inc-ccoi-securities-fraud-class-action-lawsuit-filed-september-21-2026-lead-plaintiff-deadline","status":"publish","type":"post","link":"https:\/\/www.marketnewsdesk.com\/index.php\/cogent-communications-holdings-inc-ccoi-securities-fraud-class-action-lawsuit-filed-september-21-2026-lead-plaintiff-deadline\/","title":{"rendered":"Cogent Communications Holdings, Inc. (CCOI) Securities Fraud Class Action Lawsuit Filed; September 21, 2026, Lead Plaintiff Deadline"},"content":{"rendered":"<div class=\"xn-newslines\">\n<p class=\"xn-distributor\">PR Newswire<\/p>\n<\/p><\/div>\n<div class=\"xn-content\">\n<p>\n        <b>Did you buy <\/b><br \/>\n        <b>CCOI <\/b><br \/>\n        <b>common stock between February 29, 2024 and May 1, 2026?<\/b>\n      <\/p>\n<p>\n        <b>Affected CCOI Investor Summary<\/b>\n      <\/p>\n<ul type=\"disc\">\n<li>\n          <b>Who:<\/b>\u00a0Cogent Communications Holdings, Inc. (<a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=2542306318&amp;u=https%3A%2F%2Fwww.benzinga.com%2Fquote%2FCCOI&amp;a=NASDAQ%3A+CCOI\" target=\"_blank\" rel=\"nofollow\">NASDAQ: CCOI<\/a>)<\/li>\n<li>\n          <b>What:<\/b>\u00a0Securities <span>fraud<\/span> class action lawsuit filed<\/li>\n<li>\n          <b>Class Period:<\/b>\u00a0February 29, 2024 through May 1, 2026<\/li>\n<li>\n          <b>Deadline to Seek Lead Plaintiff Status:<\/b>\u00a0September 21, 2026<\/li>\n<li>\n          <b>Key Lawsuit Allegations:<\/b>\u00a0Material misstatements and\/or omissions concerning the\u00a0company&#8217;s optical wavelength services and the nature of its purported &#8220;backlog&#8221; of wavelength orders.\u00a0 \u00a0\u00a0<\/li>\n<li>\n          <b>Investor Action: <\/b>Contact <a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=326146463&amp;u=https%3A%2F%2Fwww.ktmc.com%2Fccoi-cogent-communications-holdings-inc-class-action-lawsuit%3Futm_source%3DPR_Newswire%26utm_medium%3Dpressrelease%26utm_campaign%3Dccoi%26mktm%3DPR&amp;a=Kessler+Topaz+Meltzer+%26+Check%2C+LLP+(www.ktmc.com\" target=\"_blank\" rel=\"nofollow\">Kessler Topaz Meltzer &amp; Check, LLP (www.ktmc.com<\/a>) for recovery options<\/li>\n<\/ul>\n<p>\n        <span class=\"legendSpanClass\">RADNOR, Pa.<\/span>, <span class=\"legendSpanClass\">July 30, 2026<\/span> \/PRNewswire\/ &#8212; Kessler Topaz Meltzer &amp; Check, LLP (<a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=785928415&amp;u=http%3A%2F%2Fwww.ktmc.com%2F&amp;a=www.ktmc.com\" target=\"_blank\" rel=\"nofollow\">www.ktmc.com<\/a><u>)<\/u>,a nationally recognized securities litigation law firm,\u00a0informs investors that a securities <span>fraud<\/span> class action lawsuit has been filed against\u00a0Cogent Communications Holdings, Inc. (Cogent) (NASDAQ: CCOI) on behalf of those who purchased or acquired Cogent common stock between February 29, 2024 and May 1, 2026, inclusive.\u00a0The lawsuit is filed in the United States District Court for the District of Columbia and is captioned <i>Southfield Fire and Police Retirement System v. Cogent Communications Holdings, Inc.<\/i>, No. 26-cv-02609 (D.D.C.).\u00a0 <b>Investors have until September 21, 2026, to file for lead plaintiff status.<\/b>\u00a0<\/p>\n<div class=\"PRN_ImbeddedAssetReference\" id=\"DivAssetPlaceHolder1\">\n<p>\n          <img decoding=\"async\" src=\"https:\/\/mmx.prnewswire.com\/media\/MS669377\/Kessler-Topaz-Meltzer-and-Check-Logo.jpg?id=OA2798946\" title=\"KTMC Icon\" alt=\"KTMC Icon\" \/>\n        <\/p>\n<\/p><\/div>\n<p>\n        <b><br \/>\n          <u>CONTACT KTMC TO DISCUSS YOUR LEGAL RIGHTS:<\/u><br \/>\n        <\/b>\u00a0\u00a0\u00a0\u00a0<\/p>\n<p>If you purchased or acquired Cogent common stock and have lost money on your investment, please provide your information here: <a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=3326655178&amp;u=https%3A%2F%2Fwww.ktmc.com%2Fccoi-cogent-communications-holdings-inc-class-action-lawsuit%3Futm_source%3DPR_Newswire%26utm_medium%3Dpressrelease%26utm_campaign%3Dccoi%26mktm%3DPR&amp;a=https%3A%2F%2Fwww.ktmc.com%2Fccoi-cogent-communications-holdings-inc-class-action-lawsuit%3Futm_source%3DPR_Newswire%26utm_medium%3Dpressrelease%26utm_campaign%3Dccoi%26mktm%3DPR\" target=\"_blank\" rel=\"nofollow\">https:\/\/www.ktmc.com\/ccoi-cogent-communications-holdings-inc-class-action-lawsuit?utm_source=PR_Newswire&amp;utm_medium=pressrelease&amp;utm_campaign=ccoi&amp;mktm=PR<\/a>\u00a0<\/p>\n<p>\n        <b>You can also contact attorney <\/b><br \/>\n        <a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=2168626855&amp;u=https%3A%2F%2Fktmc.com%2Fpeople%2Fjon-naji&amp;a=Jonathan+Naji%2C+Esq.\" target=\"_blank\" rel=\"nofollow\"><br \/>\n          <b>Jonathan Naji, Esq.<\/b><br \/>\n        <\/a>\u00a0<b>by calling (484) 270-1453 or by email at <\/b><a href=\"mailto:info@ktmc.com\" target=\"_blank\" rel=\"nofollow\"><b>info@ktmc.com<\/b><\/a><b>.<\/b>\u00a0 There is no cost or obligation to speak with an attorney.<\/p>\n<p>\n        <b><br \/>\n          <u>COGENT COMMUNICATIONS HOLDIINGS, INC.<\/u><br \/>\n        <\/b>\u00a0<b><u>CLASS ACTION LAWSUIT &#8211; COMPLAINT ALLEGATION SUMMARY:<\/u><\/b>\u00a0<\/p>\n<p>The complaint <span>alleges<\/span> that, throughout the Class Period, Defendants made materially false and\/or misleading statements, and\/or failed to disclose material adverse facts about the company&#8217;s business, operations, and prospects.\u00a0 Specifically, Defendants misrepresented and\/or failed to disclose that: (1) the vast majority of the purported orders in Cogent&#8217;s optical wavelength &#8220;backlog&#8221; were unlikely to ever result in a paid order; (2) large quantities of the customers in Cogent&#8217;s purported optical wavelength &#8220;backlog&#8221; were unable or unwilling to accept delivery even if Cogent was in a position to provision the wavelength in a timely manner; (3) as a result of the foregoing, Defendants had materially misrepresented customer demand for Cogent&#8217;s optical wavelength services and the nature of Cogent&#8217;s purported &#8220;backlog&#8221; of wavelength orders; (4) as a result, Cogent was not on track to achieve its revenue and margin targets and such targets lacked a reasonable basis in objective fact; (5) Cogent did not have the financial capacity or business fundamentals to maintain its long-standing dividend policy; (6) there was a material, undisclosed risk that Defendant David Schaeffer would be forced to sell vast quantities of Cogent stock as a result of his high-risk pledging activities, thereby further depressing the price of Cogent stock in the event the truth regarding Cogent&#8217;s &#8220;backlog,&#8221; demand issues, and financial position were ever revealed; and (7) as a result, Defendants&#8217; positive statements about the company&#8217;s business, operations, and prospects were materially misleading and\/or lacked a reasonable basis at all relevant times.<\/p>\n<p>\n        <b>Why did Cogent&#8217;s Stock Drop?<\/b>\n      <\/p>\n<p>After numerous drops in Cogent&#8217;s stock price relating to defendants&#8217; continual, material misrepresentations relating to customer demand for Cogent&#8217;s optical wavelength services and the nature of the company&#8217;s purported &#8220;backlog&#8221; of wavelength orders, the final drop occurred on May 4, 2026.\u00a0 On that day, Cogent disclosed further wavelength underperformance and customer acceptance delays. On this news, Cogent&#8217;s stock price declined $6.79 per share, or 29%, to close at $16.37 per share on May 4, 2026.<\/p>\n<p>\n        <b><br \/>\n          <u>WHAT COGENT COMMUNICATIONS HOLDINGS, INC. INVESTORS CAN DO NOW:<\/u><br \/>\n        <\/b>\n      <\/p>\n<ol type=\"1\">\n<li>File to be lead plaintiff by September 21, 2026.<\/li>\n<li>Contact KTMC for a free case evaluation. All representation is on a contingency fee basis, there is no cost to you.<\/li>\n<li>Retain counsel of choice or take no action.<\/li>\n<\/ol>\n<p>\n        <b><br \/>\n          <u>THE LEAD PLAINTIFF PROCESS FOR COGENT COMMUNICATIONS HOLDINGS, INC. INVESTORS:<\/u><br \/>\n        <\/b>\n      <\/p>\n<p>Cogent\u00a0investors may, <b><i><u>no later than September 21, 2026,<\/u><\/i><\/b>\u00a0seek to be appointed as a lead plaintiff representative of the class through <a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=2040277524&amp;u=https%3A%2F%2Fwww.ktmc.com%2Fccoi-cogent-communications-holdings-inc-class-action-lawsuit%3Futm_source%3DPR_Newswire%26utm_medium%3Dpressrelease%26utm_campaign%3Dccoi%26mktm%3DPR&amp;a=Kessler+Topaz+Meltzer+%26+Check%2C+LLP\" target=\"_blank\" rel=\"nofollow\">Kessler Topaz Meltzer &amp; Check, LLP<\/a>\u00a0or other counsel, or may choose to do nothing and remain an absent class member. A lead plaintiff is a representative party who acts on behalf of all class members in directing the litigation.\u00a0\u00a0The lead plaintiff is usually the investor or small group of investors who have the largest financial interest and who are also adequate and typical of the proposed class of investors. The lead plaintiff selects counsel to represent the lead plaintiff and the class and these attorneys, if approved by the court, are lead or class counsel. Your ability to share in any recovery is not affected by the decision of whether or not to serve as a lead plaintiff.<\/p>\n<p>\n        <a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=3912880538&amp;u=https%3A%2F%2Fwww.ktmc.com%2F&amp;a=Kessler+Topaz+Meltzer+%26+Check%2C+LLP\" target=\"_blank\" rel=\"nofollow\">Kessler Topaz Meltzer &amp; Check, LLP<\/a>\u00a0encourages Cogent investors to contact the firm for more information.<\/p>\n<p>\n        <b><br \/>\n          <u>ABOUT KESSLER TOPAZ MELTZER &amp; CHECK, LLP (KTMC):<\/u><br \/>\n        <\/b>\u00a0\u00a0\u00a0\u00a0<\/p>\n<p>Kessler Topaz Meltzer &amp; Check, LLP (KTMC) is a leading U.S. plaintiff-side law firm focused on securities-<span>fraud<\/span> class actions and global investor protection. The firm represents individual investors as well as institutions, such as major pension funds, asset managers, and international investors. KTMC has led some of the largest recoveries in securities litigation and has been recognized by peers and the legal media with numerous accolades, including being recognized in <a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=3865144001&amp;u=https%3A%2F%2Fwww.ktmc.com%2Fnews%2Fktmc-recognized-as-a-band-1-firm-in-chambers-usa-2026%2F&amp;a=Chambers+%26+Partners+USA+2026+as+a+Band+1+Top+Firm\" target=\"_blank\" rel=\"nofollow\">Chambers &amp; Partners USA 2026 as a Band 1 Top Firm<\/a>\u00a0in Securities and Class Actions, <a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=3105258176&amp;u=https%3A%2F%2Fwww.ktmc.com%2Fnews%2Fktmc-earns-tier-1-rankings-in-legal-500-united-states-2026%2F&amp;a=Legal+500%27s+Tier+1+Rankings+for+Securities+and+M%26A+Litigation\" target=\"_blank\" rel=\"nofollow\">Legal 500&#8217;s Tier 1 Rankings for Securities and M&amp;A Litigation<\/a>, The National Law Journal&#8217;s Plaintiff&#8217;s Hot List and Trailblazers in Plaintiffs&#8217; Law, BTI Consulting Group&#8217;s Honor Roll of Most Feared Law Firms, The Legal Intelligencer&#8217;s <a href=\"https:\/\/edge.prnewswire.com\/c\/link\/?t=0&amp;l=en&amp;o=4741156-1&amp;h=2602936764&amp;u=https%3A%2F%2Fwww.ktmc.com%2Fnews%2Fktmc-named-2026-class-action-litigation-firm-of-the-year%2F&amp;a=Class+Action+Firm+of+the+Year\" target=\"_blank\" rel=\"nofollow\">Class Action Firm of the Year<\/a>, Lawdragon&#8217;s Leading Plaintiff Financial Lawyers, and Law360&#8217;s Titans of the Plaintiffs Bar. The firm operates globally with offices in Pennsylvania and California. KTMC has recovered over $25 billion for our clients and the classes they represent.\u00a0 The complaint in this matter was not filed by KTMC.<\/p>\n<p>\n        <b>CONTACT:<\/b>\n      <\/p>\n<p>Jonathan Naji, Esq.<\/p>\n<p>(484) 270-1453<\/p>\n<p>280 King of Prussia Road<\/p>\n<p>Radnor, PA 19087<\/p>\n<p>\n        <a href=\"mailto:info@ktmc.com\" target=\"_blank\" rel=\"nofollow\">info@ktmc.com<\/a>\u00a0<\/p>\n<p>May be considered attorney advertising in certain jurisdictions.\u00a0 Past results do not guarantee future outcomes.\u00a0<\/p>\n<p id=\"PURL\">\n        <img loading=\"lazy\" decoding=\"async\" title=\"Cision\" width=\"12\" height=\"12\" alt=\"Cision\" src=\"https:\/\/edge.prnewswire.com\/c\/img\/favicon.png?sn=DC14450&amp;sd=2026-07-30\" \/> View original content to download multimedia:<a id=\"PRNURL\" rel=\"nofollow\" href=\"https:\/\/www.prnewswire.com\/news-releases\/cogent-communications-holdings-inc-ccoi-securities-fraud-class-action-lawsuit-filed-september-21-2026-lead-plaintiff-deadline-302837451.html\" target=\"_blank\">https:\/\/www.prnewswire.com\/news-releases\/cogent-communications-holdings-inc-ccoi-securities-fraud-class-action-lawsuit-filed-september-21-2026-lead-plaintiff-deadline-302837451.html<\/a><\/p>\n<p>SOURCE Kessler Topaz Meltzer &amp; Check, LLP<\/p>\n<\/p><\/div>\n<p>    <img decoding=\"async\" alt=\"\" src=\"https:\/\/rt.prnewswire.com\/rt.gif?NewsItemId=DC14450&amp;Transmission_Id=202607301444PR_NEWS_USPR_____DC14450&amp;DateId=20260730\" style=\"border:0px;width:1px;height:1px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PR Newswire Did you buy CCOI common stock between February 29, 2024 and May 1, 2026? Affected CCOI Investor Summary Who:\u00a0Cogent Communications Holdings, Inc. (NASDAQ: CCOI) What:\u00a0Securities fraud class action lawsuit filed Class Period:\u00a0February 29, 2024 through May 1, 2026 Deadline to Seek Lead Plaintiff Status:\u00a0September 21, 2026 Key Lawsuit Allegations:\u00a0Material misstatements and\/or omissions concerning the\u00a0company&#8217;s optical wavelength services and the nature of its purported &#8220;backlog&#8221; of wavelength orders.\u00a0 \u00a0\u00a0 Investor Action: Contact Kessler Topaz Meltzer &amp; Check, LLP (www.ktmc.com) for recovery options RADNOR, Pa., July 30, 2026 \/PRNewswire\/ &#8212; Kessler Topaz Meltzer &amp; Check, LLP (www.ktmc.com),a nationally recognized securities litigation law firm,\u00a0informs investors that a securities fraud class action lawsuit has been filed against\u00a0Cogent Communications Holdings, Inc. (Cogent) (NASDAQ: &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.marketnewsdesk.com\/index.php\/cogent-communications-holdings-inc-ccoi-securities-fraud-class-action-lawsuit-filed-september-21-2026-lead-plaintiff-deadline\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Cogent Communications Holdings, Inc. (CCOI) Securities Fraud Class Action Lawsuit Filed; September 21, 2026, Lead Plaintiff Deadline&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-987473","post","type-post","status-publish","format-standard","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cogent Communications Holdings, Inc. (CCOI) Securities Fraud Class Action Lawsuit Filed; September 21, 2026, Lead Plaintiff Deadline - Market Newsdesk<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.marketnewsdesk.com\/index.php\/cogent-communications-holdings-inc-ccoi-securities-fraud-class-action-lawsuit-filed-september-21-2026-lead-plaintiff-deadline\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cogent Communications Holdings, Inc. (CCOI) Securities Fraud Class Action Lawsuit Filed; September 21, 2026, Lead Plaintiff Deadline - Market Newsdesk\" \/>\n<meta property=\"og:description\" content=\"PR Newswire Did you buy CCOI common stock between February 29, 2024 and May 1, 2026? Affected CCOI Investor Summary Who:\u00a0Cogent Communications Holdings, Inc. (NASDAQ: CCOI) What:\u00a0Securities fraud class action lawsuit filed Class Period:\u00a0February 29, 2024 through May 1, 2026 Deadline to Seek Lead Plaintiff Status:\u00a0September 21, 2026 Key Lawsuit Allegations:\u00a0Material misstatements and\/or omissions concerning the\u00a0company&#8217;s optical wavelength services and the nature of its purported &#8220;backlog&#8221; of wavelength orders.\u00a0 \u00a0\u00a0 Investor Action: Contact Kessler Topaz Meltzer &amp; Check, LLP (www.ktmc.com) for recovery options RADNOR, Pa., July 30, 2026 \/PRNewswire\/ &#8212; Kessler Topaz Meltzer &amp; Check, LLP (www.ktmc.com),a nationally recognized securities litigation law firm,\u00a0informs investors that a securities fraud class action lawsuit has been filed against\u00a0Cogent Communications Holdings, Inc. (Cogent) (NASDAQ: &hellip; Continue reading &quot;Cogent Communications Holdings, Inc. 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(NASDAQ: CCOI) What:\u00a0Securities fraud class action lawsuit filed Class Period:\u00a0February 29, 2024 through May 1, 2026 Deadline to Seek Lead Plaintiff Status:\u00a0September 21, 2026 Key Lawsuit Allegations:\u00a0Material misstatements and\/or omissions concerning the\u00a0company&#8217;s optical wavelength services and the nature of its purported &#8220;backlog&#8221; of wavelength orders.\u00a0 \u00a0\u00a0 Investor Action: Contact Kessler Topaz Meltzer &amp; Check, LLP (www.ktmc.com) for recovery options RADNOR, Pa., July 30, 2026 \/PRNewswire\/ &#8212; Kessler Topaz Meltzer &amp; Check, LLP (www.ktmc.com),a nationally recognized securities litigation law firm,\u00a0informs investors that a securities fraud class action lawsuit has been filed against\u00a0Cogent Communications Holdings, Inc. (Cogent) (NASDAQ: &hellip; Continue reading \"Cogent Communications Holdings, Inc. 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