Sweetwater Development & Management Company reported a 2026 data security incident involving Ultimus Funds Solutions, its third-party vendor. The Massachusetts Attorney General filing dated August 14, 2026, states that the event occurred at Ultimus and outside Sweetwater’s network environment. Sweetwater had previously communicated about the event on July 30, 2026, and the Massachusetts Attorney General filing was updated on August 19, 2026.
ClaimDepot reported that the exposed information may have included driver’s license numbers and Social Security numbers. The official Massachusetts notice does not disclose an affected-person count, and the relevant information field is redacted or blank. Sweetwater’s actual discovery date, the incident date, and the date affected individuals received written notices have not been publicly stated in the sources reviewed.
The available notice describes the incident as a confirmed security event at Ultimus, while the exact scope and affected population remain unclear. Further details may emerge as Sweetwater and Ultimus continue reviewing the incident and related notification obligations.