Boston Capital Holdings LP
bd_2c85d337145785ca · schema v1 · pii pii-v2
Full breach record for Boston Capital Holdings LP →2 incidents on fileBoston Capital Holdings LP notified Montana and other state residents of a cybersecurity incident occurring January 16-22, 2026. A sophisticated cyber actor exploited third-party cloud systems to gain unauthorized access. The breach affected customer names. The company provided complimentary identity monitoring and is reviewing technical measures and staff training.
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Incident timeline
Jan 16, 2026
Begins
Feb 12, 2026
Discovered
May 18, 2026
Filed
vs. sector median
+4 wks slower
Linked disclosures
Why this link?Regulatory filings (10) · sorted by filing gap
- New Hampshire State AGbd_0f1ccf31ebc47b7f2026-05-18Verified
- Vermont State AGbd_22628c792696357d2026-05-18Verified
- Indiana State AGbd_2e06c1f7553bb4ca2026-05-18Verified
- Maine State AGbd_7b5266914026165f2026-05-18Verified by operator
Show 6 more filings ↓Show fewer ↑up to 17d gap
- Oregon State AGbd_966984c8bec10ad52026-05-18Verified by operator
- Nebraska State AGbd_a6390d3a72deefb12026-05-18Verified
- California State AGbd_cdd5e07e39628f062026-05-18Verified by operator
- Massachusetts State AGbd_d48a16fe689f76b02026-05-18Candidate
- Texas State AGbd_2e07299b6adc24342026-05-19 · +1dVerified by operator
- Illinois State AGbd_1d81a40d96eaf5e62026-05-01 · +17dVerified
Filing propagation · 11 filings · 11 states
View merged incident ↗Pattern: first filing May 1 (IL), last May 19 (TX) — a 18-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.