The California Office of the Attorney General reported that OppenheimerFunds experienced a data breach on April 24, 2014. The breach involved unauthorized access to customer names, addresses, Oppenheimer Fund account numbers, and social security numbers. The breach was reported on January 15, 2015.
Source: https://oag.ca.gov/ecrime/databreach/reports/sb24-48071
TPRM report: https://www.rankiteo.com/company/oppenheimerfunds
"id": "opp354072625",
"linkid": "oppenheimerfunds",
"type": "Breach",
"date": "4/2014",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"
{'affected_entities': [{'industry': 'Finance',
'name': 'OppenheimerFunds',
'type': 'Financial Services'}],
'data_breach': {'personally_identifiable_information': True,
'sensitivity_of_data': 'High',
'type_of_data_compromised': ['customer names',
'addresses',
'Oppenheimer Fund account '
'numbers',
'social security numbers']},
'date_detected': '2014-04-24',
'date_publicly_disclosed': '2015-01-15',
'description': 'Unauthorized access to customer names, addresses, Oppenheimer '
'Fund account numbers, and social security numbers.',
'impact': {'data_compromised': ['customer names',
'addresses',
'Oppenheimer Fund account numbers',
'social security numbers']},
'references': [{'source': 'California Office of the Attorney General'}],
'title': 'OppenheimerFunds Data Breach',
'type': 'Data Breach'}