SIX SIS

SIX SIS
Name	SIX SIS
Type	Financial market infrastructure
Industry	Securities settlement
Founded	1995
Headquarters	Zurich, Switzerland
Area served	International
Services	Securities settlement, custody, corporate actions

SIX SIS

SIX SIS is a Swiss securities settlement and custody provider offering centralised post-trade services to financial institutions, exchanges, and issuers. It operates within the broader SIX Group ecosystem and interfaces with international central securities depositories, clearing houses, custody banks, and broker-dealers. SIX SIS underpins settlement cycles for equities, bonds, and other instruments, interacting with standards and market infrastructures across Europe, North America, and Asia.

Overview

SIX SIS functions as a central securities depository (CSD) and settlement platform, connecting counterparties such as Deutsche Börse, Euronext, London Stock Exchange Group, NASDAQ, and New York Stock Exchange participants. It links to central banks and payment systems like Swiss National Bank, European Central Bank, TARGET2, and Clearstream. SIX SIS provides services used by custodians including JPMorgan Chase, Citigroup, BNP Paribas, HSBC, and UBS. It participates in standards bodies and industry groups such as the International Organization of Securities Commissions, the Committee on Payments and Market Infrastructures, and SWIFT.

History and Development

The organisation emerged during post-1990s market consolidation, shaped by trends that involved entities like Credit Suisse, Bank of America, Goldman Sachs, and Morgan Stanley. Its evolution reflected regulatory and technological shifts influenced by milestones such as the Markets in Financial Instruments Directive and the Financial Stability Board recommendations. SIX SIS expanded services after interactions with infrastructure projects involving Euroclear and Clearstream Banking Luxembourg. Strategic decisions were informed by events including the 2008 financial crisis and regulatory reforms such as Dodd–Frank Act and Basel III, prompting integration of risk controls and resilience measures.

Architecture and Technical Features

The technology stack employed by SIX SIS integrates messaging standards and connectivity used by institutions like SWIFT, FIX Protocol Limited, and ISO 20022 adopters. Its settlement engine interoperates with payment systems including SIC and real-time gross settlement platforms used by Swiss National Bank and European Central Bank. SIX SIS leverages hardware and software suppliers such as IBM, Microsoft, Oracle Corporation, and specialist vendors in distributed ledger research linked to projects by Consortiums and initiatives similar to Hyperledger. Cybersecurity and resilience draw upon frameworks from NATO-adjacent standards and recommendations by the European Union Agency for Cybersecurity and the Bank for International Settlements.

Market Role and Services

SIX SIS provides core services: centralised custody, settlement finality, corporate actions processing, proxy voting support, and safekeeping for issuers and institutional agents like BlackRock, Vanguard Group, State Street Corporation, and Northern Trust. It offers connectivity services to exchanges and clearinghouses including CME Group, LCH Ltd, and SIX Swiss Exchange. Ancillary services cover tax reclaim and accounting interfaces used by asset managers such as PIMCO and Allianz Global Investors. Its client base spans pension funds like APG, sovereign wealth funds including Government Pension Fund of Norway, and investment banks such as Deutsche Bank.

Regulation and Compliance

SIX SIS operates under Swiss supervisory frameworks administered by authorities such as FINMA and aligns with directives and regulations including Central Securities Depositories Regulation and international standards promulgated by IOSCO and the Bank for International Settlements. It engages with cross-border regulatory regimes involving European Commission oversight when interfacing with European Central Bank-linked systems and coordinates compliance with reporting regimes influenced by Markets in Financial Instruments Directive II and tax transparency measures linked to Common Reporting Standard initiatives. Compliance activities reference enforcement patterns seen in cases involving U.S. Securities and Exchange Commission and European Securities and Markets Authority guidance on operational resilience.

Operational Performance and Incidents

Operational metrics for SIX SIS are monitored against industry benchmarks such as settlement efficiency and fail rates reported by entities like European Central Bank and Bank for International Settlements. Historical incidents in the post-trade sector, including outages at infrastructures like Clearstream and Euroclear, inform continuity planning and incident response protocols. SIX SIS has undertaken contingency arrangements similar to those adopted after disruptions at CLS Group and outages affecting TARGET2. Performance improvements draw on lessons from technology incidents involving firms such as Nasdaq, Inc. and process overhauls following regulatory stress tests by European Banking Authority and liquidity evaluations by International Monetary Fund.

Category:Financial services companies of Switzerland Category:Central securities depositories