Category: 8-K Cyber Incidents

T-Mobile (TMUS) On January 5, 2023, T-Mobile US, Inc. (the “Company,” “we,” or “our”) identified that a bad actor was obtaining data through a single Application Programming Interface (“API”) without authorization. We promptly commenced an investigation with external cybersecurity experts and within a day of learning of the malicious activity, we were able to trace the source of…
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Caesars Entertainment (ticker CZR) Caesars Entertainment, Inc. (the “Company,” “we,” or “our”) recently identified suspicious activity in its information technology network resulting from a social engineering attack on an outsourced IT support vendor used by the Company. Our customer-facing operations, including our physical properties and our online and mobile gaming applications, have not been impacted…
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Ultralife (ticker – ULBI) NEWARK, N.Y. – April 27, 2023 — Ultralife Corporation (NASDAQ: ULBI) reported breakeven operating income and adjusted EBITDA of $1.2 million on revenue of $31.9 million for the first quarter ended March 31, 2023. The operating results for the first quarter of 2023 were negatively impacted by the cybersecurity attack announced by…
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Automatic Data Processing (ADP) Automatic Data Processing has not filed Form 8-K to disclose that they have experienced a material cybersecurity incident.

Clorox (ticker clx) On Aug. 14, 2023, The Clorox Company (the “Company” or “Clorox”) announced that it had identified unauthorized activity on some of its Information Technology (IT) systems and took immediate steps to stop and remediate the activity, including taking certain systems offline.  The Company implemented its business continuity plans and began manual ordering…
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