CULLEN/FROST BANKERS, INC.
ent_019fa1eefe6fc0f0e73c311cc57358c2
Disclosures
0
— · 0 jurisdictions
Incidents
—
no linked incident in sample
Max affected reported
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no filed count in sample
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- CULLEN/FROST BANKERS, INC.
- Normalized
- cullen frost bankers— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- 0000039263
- Domain
- None on record
Disclosure history (0)newest first
No disclosures linked to this entity yet.
Subsidiary disclosures (5)filed by group companies
◈ These filings were made by or about subsidiaries of CULLEN/FROST BANKERS, INC. — not by CULLEN/FROST BANKERS, INC. itself. Corporate relationships are mapped from GLEIF relationship records and SEC Exhibit 21 filings.
- ⭐Texas State AGvia Frost Bank2026-05-20
Frost Bank based in San Antonio, Texas, a financial services entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-04-22 and reported on 2026-05-20. 191,848 Texas residents were affected. 200,271 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Financial Information (e.g. account number, credit or debit card number);Date of Birth. Consumers were notified via U.S. Mail.
- 🍁Vermont State AGvia Frost Bank2026-05-20
Frost Bank reported a data breach to the Vermont Attorney General. The breach was reported to the AGO on 2026-05-20. The reporting organization type is Financial Services. 18 Vermont residents were affected. Categories of data breached: Social Security Numbers, Financial Account Codes, Credit and Debit Account Info.
- 🐻California State AGvia Frost Bank2026-05-20
Frost Bank reported a data security breach to the California Attorney General. The incident occurred on December 6, 2025. The notice template indicates that personal information, including identity and financial data, was potentially compromised. Affected individuals are offered credit monitoring services. Specific details regarding the nature of the breach, the number of affected individuals, and the discovery date are not provided in the available filing summary or the generic notice template.
- 🏛️Massachusetts State AGvia Frost Bank2026-05-01
Frost Bank notified Massachusetts residents of a cybersecurity incident involving unauthorized access to customer records. The breach compromised personal information including Social Security numbers and dates of birth. The bank provided affected individuals with guidance on obtaining free credit reports, placing security freezes, and filing fraud alerts. No police report was filed, and law enforcement did not request a delay in notification.
- GLOBALLeak Sitevia Frost Bank2026-04-20
Frost Bank is a Texas-based financial institution and a subsidiary of Cullen/Frost Bankers, Inc. Founded in 1868 and headquartered in San Antonio, it operates across major Texas cities offering personal and commercial banking, wealth management, insurance, and investment services. As one of the largest independent banks in Texas, it serves individuals, businesses, and institutions within the United States financial services industry.