TD Ameritrade
Disclosed Sep 14, 200719 years ago6,300,000 affectedConfirmed
Hackers steal contact details of 6.3 million TD Ameritrade customers
Attackers hacked a TD Ameritrade database and stole contact information of more than 6.3 million customers. The company said Social Security and account numbers in the same database did not appear to have been taken.
What is known
| People affected | 6,300,000 (as reported by the organization) |
|---|---|
| Disclosed | Sep 14, 2007 |
| Attack | Hacking |
| Data exposed | Names, Emails, Addresses, Phone numbers |
| Sector | Finance · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Privacy Rights Clearinghouse: A Chronology of Data Breaches (archived December 2008)web.archive.org · News | News |
| TD Ameritrade Form 10-K (2007-11-26), SEC EDGARsec.gov · SEC filing | SEC filing |
Notices filed
| Where | Filed | People |
|---|---|---|
| Researchtotal | Sep 14, 2007 | 6,300,000 |
Other breaches at TD Ameritrade
| Breach | Affected | ||||
|---|---|---|---|---|---|
| MOVEit Transfer breach exposes TD Ameritrade client SSNs and account dataAug 8, 20233 years agoSupply chain | Aug 8, 20233 years ago | Supply chain | Finance | Confirmed | Unknown |
| Lost backup tape held data of 200,000 Ameritrade customersApr 19, 200521 years agoLost or stolen deviceUnverified | Apr 19, 200521 years ago | Lost or stolen device | Finance | Unverified | 200K |
History of this record
- 2026-09-25 · source_type: press to filing · depth source
- 2026-09-25 · source_url: https://web.archive.org/web/20081201210432/http://www.privacyrights.org/ar/ChronDataBreaches.htm to https://www.sec.gov/Archives/edgar/data/1173431/000095013707017708/c21738e10vk.htm · depth source
- 2026-09-25 · status: disclosed to confirmed · depth source
- 2026-09-25 · verified_by: empty to edgar-fts · depth source
- 2026-09-25 · verified: 0 to 1 · depth source
- 2026-09-25 · added · seed source
First seen 2026-09-25 (Research), confirmed by SEC filing. Record counts are as reported. Not legal advice.