![William Stone](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
William Stone
Chief Executive Officer at
SS&C TECHNOLOGIES HOLDINGS, INC.
Net worth: 2 192 M $ as of 2026-05-30
Profile
Mr. William C. Stone is a Chairman & Chief Executive Officer at SS&C Technologies Holdings, Inc. and a Chairman & Chief Executive Officer at SS&C Technologies, Inc. He is on the Board of Directors at Financial Models Corp. Ltd., Tradeware Global UK Ltd. and Varden Technologies, Inc. Mr. Stone was previously employed as a Non-Executive Director by GlobeOp Financial Services SA, a Principal by KPMG LLP, a Vice President-Administration by Advest, Inc., and a Member-Advisory Board by University of Connecticut. He also served on the board at DST Systems, Inc., Open Link Financial LLC and SS&C Solutions Ltd. He received his undergraduate degree from Marquette University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-01 | 32,470,808 ( 13.48% ) | 2 192 M $ | 2026-05-30 |
William Stone active positions
| Companies | Position | Start |
|---|---|---|
| SS&C TECHNOLOGIES HOLDINGS, INC. | Chief Executive Officer | 1986-02-28 |
SS&C Technologies, Inc.
 SS&C Technologies, Inc. Investment ManagersFinance Provides asset management, managed IT, fund administration and retirement solutions | Chief Executive Officer | 1985-12-31 |
Financial Models Corp. Ltd.
 Financial Models Corp. Ltd. Packaged SoftwareTechnology Services Provides software products and software enabled services | Director/Board Member | 2005-04-19 |
Former positions of William Stone
| Companies | Position | End |
|---|---|---|
KPMG LLP
 KPMG LLP Miscellaneous Commercial ServicesCommercial Services Provides auditing, tax and advisory services | Corporate Officer/Principal | 1986-01-31 |
| DST SYSTEMS, INC. | Director/Board Member | - |
Tradeware Global UK Ltd.
 Tradeware Global UK Ltd. Information Technology ServicesTechnology Services Provides information technology services | Director/Board Member | - |
SS&C Solutions Ltd.
 SS&C Solutions Ltd. Information Technology ServicesTechnology Services Provides information processing and software services | Director/Board Member | - |
Varden Technologies, Inc.
 Varden Technologies, Inc. Packaged SoftwareTechnology Services Provides software development and consulting services | Director/Board Member | - |
Training of William Stone
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
63
1st degree connections
13
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 13 |
|---|---|
Advest, Inc.
 Advest, Inc. Investment Banks/BrokersFinance Provides brokerage services | Finance |
SS&C GIDS, Inc.
 SS&C GIDS, Inc. Information Technology ServicesTechnology Services Provides technology, software and advisory services to the financial industry | Technology Services |
SS&C Technologies, Inc.
SS&C Technologies, Inc. Investment ManagersFinance Provides asset management, managed IT, fund administration and retirement solutions | Finance |
SS&C Technologies Holdings, Inc.
 SS&C Technologies Holdings, Inc. Packaged SoftwareTechnology Services Provides software-enabled services to the alternative investment managers, financial and healthcare industries | Technology Services |
KPMG LLP
KPMG LLP Miscellaneous Commercial ServicesCommercial Services Provides auditing, tax and advisory services | Commercial Services |
GlobeOp Financial Services SA
 GlobeOp Financial Services SA Miscellaneous Commercial ServicesCommercial Services Provides middle and back-office support services to hedge funds and asset management firms | Commercial Services |
Marquette University
 Marquette University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Connecticut
 University of Connecticut Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Open Link Financial LLC
 Open Link Financial LLC Packaged SoftwareTechnology Services Develops financial trading and risk management software | Technology Services |
SS&C Solutions Ltd.
SS&C Solutions Ltd. Information Technology ServicesTechnology Services Provides information processing and software services | Technology Services |
Financial Models Corp. Ltd.
Financial Models Corp. Ltd. Packaged SoftwareTechnology Services Provides software products and software enabled services | Technology Services |
Varden Technologies, Inc.
Varden Technologies, Inc. Packaged SoftwareTechnology Services Provides software development and consulting services | Technology Services |
Tradeware Global UK Ltd.
Tradeware Global UK Ltd. Information Technology ServicesTechnology Services Provides information technology services | Technology Services |
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