---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-097062"
form_type: "8-K"
ticker: "SSNC"
cik: "0001402436"
company_name: "SS&C Technologies Holdings Inc"
filed_at: "2025-07-21T23:59:59+00:00"
generated_at: "2026-05-18T04:59:03.499981+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# SS&C to acquire Calastone from Carlyle for ~$1.03B (£766M); expected close Q4 2025

## Summary
- Purchase price approximately £766M (~$1.03B); expected to close Q4 2025 subject to regulatory approvals.
- Calastone connects over 4,500 financial organizations across 57 markets; 250+ staff to join SS&C Global Investor & Distribution.
- SS&C expects acquisition to be accretive within 12 months; funded with debt and cash on hand.
- Calastone CEO Julien Hammerson and team to join, reporting to GM Nick Wright.

## SEC filing metadata
- accession: 0000950170-25-097062
- form_type: 8-K
- ticker: SSNC
- cik: 0001402436
- company_name: SS&C Technologies Holdings Inc
- filed_at: 2025-07-21T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1402436/000095017025097062/0000950170-25-097062-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1402436/000095017025097062/ssnc-20250721.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-097062
- JSON: https://secwatch.observer/filing/0000950170-25-097062.json
- Plain text: https://secwatch.observer/filing/0000950170-25-097062.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.