Private equity firm Apollo confirms data breach amid hacking wave targeting financial giants
Private equity giant Apollo Global Management has confirmed a data breach in which hackers stole reams of personal information from the company’s cloud systems. The breach comes a month after security researchers sounded the alarm on a new hacking campaign targeting financial and private equity giants.

Why It Matters
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Key Facts
- Fact 1: Apollo’s human resources chief Matthew Breitfelder said that hackers used a social engineering attack to gain access to the company’s cloud environment between July 6 and July 10.
- Fact 2: Apollo is one of the world’s largest private equity firms with $938 billion in assets under its management.
- Fact 3: Apollo has around 5,000 employees as of February 2026, according to the company’s public regulatory filings.
- Fact 4: Some of the attacks netted the hackers ransoms as much as $750,000, according to Google.
Private equity giant Apollo Global Management has confirmed a data breach in which hackers stole reams of personal information from the company’s cloud systems. The breach comes a month after security researchers sounded the alarm on a new hacking campaign targeting financial and private equity giants.
The financial giant confirmed the incident in a letter filed with California’s attorney general. Apollo’s human resources chief Matthew Breitfelder said that hackers used a social engineering attack to gain access to the company’s cloud environment between July 6 and July 10. The hackers took names, birth dates, contact information (including home addresses), and Social Security numbers.
(Original synthesis pending human/AI review — generated by the stub provider by selecting real sentences from the source material, not by writing new analysis or commentary.)
Original source: TechCrunch
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