AT&T Corporation
American telecommunications company
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| September 2024 | Former AT&T Illinois President Paul La Schiazza is scheduled to go on trial for the alleged bribery scheme involving Michael J. Madigan. |
| September 18 2024 | The Federal Trade Commission (FTC) fined AT&T $13 million for a major data breach that exposed millions of customers' personal information. The fine was imposed due to AT&T's failure to implement adequate cybersecurity measures and delay in notifying affected individuals. As part of the settlement, AT&T was required to improve data protection practices and provide identity theft protection to impacted customers. |
| July 2024 | AT&T reported its largest data breach to date, potentially affecting around 110 million customers, with plans to notify those impacted. |
| March 2024 | AT&T confirmed the 2021 data leak, leading to multiple class-action lawsuits due to the extensive personal information exposed. |
| February 22 2024 | AT&T experienced a massive cellular service disruption across the United States, preventing millions of customers from connecting to the cellular network and blocking emergency service calls. The FBI and Department of Homeland Security launched investigations into the potential cyber attack, while AT&T attributed the blackout to a server update. Users received service credits, and the incident prompted an FCC investigation in March. |
| December 2022 | AT&T agreed to pay $6.25 million in fines to settle the SEC lawsuit, with individual executives also being fined $25,000 each, without acknowledging guilt. |
| October 2022 | AT&T agreed to pay a $23 million fine to resolve a federal criminal investigation into unlawful attempts to influence Michael J. Madigan, entering into a deferred prosecution agreement with the US Department of Justice for arranging payments to Madigan's ally. |
| April 8 2022 | The spinoff of WarnerMedia and its merger with Discovery, Inc. to form Warner Bros. Discovery was completed. |
| 2021 | Reuters published an investigative report exposing AT&T's role in creating, funding, and sustaining One America News Network (OAN), a controversial far-right TV network known for promoting conspiracy theories. |
| 2021 | A data leak occurred exposing contact information for over 7.6 million current users and 65 million former users, including sensitive personal details such as names, email addresses, phone numbers, and social security numbers. |
| December 21 2021 | AT&T announced the sale of Xandr (and AppNexus) to Microsoft. |
| August 2 2021 | The DirecTV spinoff deal with TPG Capital was closed. |
| May 17 2021 | AT&T announced plans to merge WarnerMedia with Discovery, Inc. to establish a new media company. |
| March 2021 | The U.S. Securities and Exchange Commission (SEC) filed a lawsuit against AT&T and three of its executives for violating the Fair Disclosure Rule by making selective disclosures to analysts. |
| February 25 2021 | AT&T announced spinning off DirecTV, U-Verse TV, and DirecTV Stream into a separate entity, selling a 30% stake to TPG Capital while retaining 70%. |
| 2020 | An OAN accountant provided sworn testimony revealing that 90% of the network's revenue came from AT&T, highlighting the telecommunications company's significant financial support for the far-right news network. |
| 2020 | AT&T concludes technical support and sponsorship of Red Bull Racing Formula One racing team. |
| 2020 | AT&T paid $48 million to settle a lawsuit with 30 government entities under the California False Claims Act, relating to allegations of not providing services at the lowest cost available. The company denied any wrongdoing in the settlement. |
| December 31 2020 | AT&T reported total CO2e emissions at 5,788 kilotonnes, representing an 11.3% year-over-year reduction from the previous year. |
| May 2020 | HBO Max streaming service was launched. |
| April 24 2020 | AT&T announced that John Stankey would replace Randall L. Stephenson as CEO, effective July 1, 2020, acknowledging a massive $200 billion debt burden from previous acquisitions. |
| 2019 | Concluded the financial year with revenues of $181.2 billion and a net income of $13.90 billion, showcasing continued corporate growth. |
| 2019 | Democratic House Judiciary requests White House records related to the AT&T-Time Warner merger. |
| March 2019 | AT&T begins sponsorship of esports team Cloud9. |
| 2018 | AT&T successfully defeated an amendment to a bill regarding fees for small cell tower attachments that would have been harmful to the company's interests, with Madigan's help. |
| July 19 2018 | AT&T begins sponsorship of Club América football team. |
| June 12 2018 | Proposed merger with Time Warner is confirmed, and Time Warner is rebranded as WarnerMedia. |
| May 10 2018 | Washington Post documents confirm 12 monthly payments to Cohen, which AT&T subsequently confirms on the same day. |
| May 8 2018 | Initial reports emerge about AT&T's payments to Michael Cohen, initially suggesting four monthly payments totaling $200,000. |
| 2017 | AT&T attempted to influence Illinois House Speaker Michael J. Madigan's vote on legislation to eliminate the company's 'Carrier of Last Resort' obligation, which would save the company millions of dollars in landline telephone service requirements. |
| 2017 | Recorded an impressive net income of $29.85 billion, the highest in the data range presented. |
| November 20 2017 | The United States Department of Justice Antitrust Division filed a lawsuit to block the Time Warner merger, arguing it would harm competition. |
| July 28 2017 | AT&T announced a new AT&T Communications corporate division, which consolidated AT&T Mobility, DirecTV, U-Verse, AT&T Business, and Technology and Operations Group under one organizational structure. |
| January 2017 | AT&T begins making monthly payments to Essential Consultants, a company set up by Michael Cohen, totaling $600,000 over 12 months, seeking guidance on the Time Warner merger, tax reforms, and potential net neutrality policy changes. |
| 2016 | AT&T executives began leaking material nonpublic information to Wall Street analysts, allegedly manipulating revenue forecasts. |
| October 22 2016 | AT&T announced a deal to buy Time Warner for $108.7 billion to increase its media holdings. |
| 2015 | AT&T established a base year for carbon emissions reduction targets, aiming to reduce total CO2e emissions by 63% by 2030. |
| 2015 | Company reached a significant milestone with revenues climbing to $146.8 billion and total assets expanding to $402.7 billion. |
| July 2015 | AT&T purchased DirecTV for $48.5 billion, later announcing plans to converge its U-verse home internet and IPTV brands with DirecTV to create AT&T Entertainment. |
| April 2015 | AT&T was fined $25 million by the Federal Communications Commission (FCC) for data security breaches involving the theft of details of approximately 280,000 people from call centers in Mexico, Colombia, and the Philippines. |
| 2014 | AT&T purchased Mexican cellular carrier Iusacell, followed by acquiring the Mexican wireless business of NII Holdings, which were then merged to create AT&T Mexico. |
| 2012 | 17 additional AT&T Communications companies were dissolved into AT&T Corp., leaving only the companies in Indiana, New York, Virginia, and Washington, D.C. as the remaining entities of the original 1984 structure. |
| 2011 | AT&T ends sponsorship of Williams Racing Formula One racing team. |
| 2011 | AT&T begins technical support and sponsorship of Red Bull Racing Formula One racing team. |
| 2010 | Achieved a notable net income of $19.86 billion, one of the highest points in the company's financial performance during this period. |
| 2010 | AT&T Communications and its subsidiary AT&T Communications of New England were merged into AT&T Corp., marking a significant restructuring of the company. |
| June 2010 | Hacker group Goatse Security discovered a vulnerability in AT&T's system that exposed customer email addresses for iPad 3G service. The group collected thousands of email addresses and disclosed approximately 114,000 emails to Gawker Media's Valleywag. |
This contents of the box above is based on material from the Wikipedia articles AT&T & AT&T Communications (1984–2010), which are released under the Creative Commons Attribution-ShareAlike 4.0 International License.