Quick Takeaways
- William C. Stone has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $2,369,313,934.
- Recent insider filing activity is available below.
- Info
- Significant Ownership
- Insider Ownership
Insider Trading & Ownership of William C. Stone
- Location
- Windsor, CT
- Summary
- The estimated net worth of William C. Stone is at least $2,369,313,934 dollars as of 03 Mar 2026. William C. Stone is the Chairman of the Board & CEO, Director, 10%+ Owner of SS&C Technologies Holdings Inc and owns shares of SS&C Technologies Holdings Inc (SSNC) stock worth about $2.37B.
- Signature
- /Jason White/, attorney-in-fact for William C. Stone
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow William C. Stone and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: SS&C Technologies Holdings Inc ($2,369,313,934).
- Past-year value change for that position: .
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of William C. Stone
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| SSNC | SS&C Technologies Holdings Inc | Chairman of the Board & CEO, Director, 10%+ Owner | $2,369,313,934 | 02 Mar 2026 |
Insider Transactions Reported by William C. Stone:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.