SS&C Technologies Holdings, Inc.
SS&C Technologies Holdings, Inc. (SSNC) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SSNC · as of Sep 30, 2025
Ownership Breakdown
731
Institutional Holders
▲ 25 vs Q2
$18.01B
Total Inst. Value
▲ $921.63M vs Q2
240.83M
Shares Outstanding
freeFloat 86.03%
202.98M
13F Shares Held
▼ 3.42M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SSNC largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. services-prepackaged software | 28.32M | 11.57% | 11.57% | $2.51T | Nov 12, 2025 | ▼ 1.05M |
VANGUARD GROUP INC services-prepackaged software | 20.46M | 8.35% | 8.35% | $1.82T | Nov 7, 2025 | ▼ 109.4K |
JANUS HENDERSON GROUP PLC services-prepackaged software | 16.54M | 6.75% | 6.75% | $1.47T | Nov 14, 2025 | ▲ 41.5K |
PZENA INVESTMENT MANAGEMENT LLC services-prepackaged software | 10.18M | 4.16% | 4.16% | $903.21B | Nov 7, 2025 | ▼ 284.7K |
STATE STREET CORP services-prepackaged software | 5.94M | 2.42% | 2.42% | $527.10B | Nov 14, 2025 | ▲ 118.0K |
FMR LLC services-prepackaged software | 5.61M | 2.29% | 2.29% | $498.09B | Nov 13, 2025 | ▲ 1.06M |
BURGUNDY ASSET MANAGEMENT LTD. services-prepackaged software | 5.19M | 2.12% | 2.12% | $460.46B | Nov 12, 2025 | ▼ 46.1K |
BOSTON PARTNERS services-prepackaged software | 4.44M | 1.81% | 1.81% | $393.94B | Nov 13, 2025 | ▼ 83.5K |
CANTILLON CAPITAL MANAGEMENT LLC services-prepackaged software | 4.23M | 1.73% | 1.73% | $375.13B | Feb 17, 2026 | ▼ 46.6K |
GEODE CAPITAL MANAGEMENT, LLC services-prepackaged software | 3.73M | 1.52% | 1.52% | $329.97B | Nov 12, 2025 | ▲ 13.8K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
21
Increased
+5.19M shares1
New Positions
first time holders26
Decreased
−5.43M shares0
Sold Out
fully exitedNet shares change (top 50)
246.2K
+5.19M / −5.43M
Net new holders
-4
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SSNC insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
17
Buy transactions
13
Sell transactions
1.31
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
ZAMKOW MICHAEL JAY director | May 22, 2026 | Sale | 3,000 | $66.68 | $200.0K | 18.4K | Form 4 ↗ |
ZAMKOW MICHAEL JAY director | May 20, 2026 | Sale | 3,000 | $66.78 | $200.4K | 15.8K | Form 4 ↗ |
ZAMKOW MICHAEL JAY director | May 20, 2026 | Award | 3,200 | — | — | 3.2K | Form 4 ↗ |
Walton Debra director | May 20, 2026 | Award | 3,200 | — | — | 3.2K | Form 4 ↗ |
Varsano David director | May 20, 2026 | Award | 3,200 | — | — | 3.2K | Form 4 ↗ |
Vanni d'Archirafi Francesco Paolo director | May 20, 2026 | Award | 3,200 | — | — | 3.2K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
SS&C Technologies Holdings, Inc. (SSNC) is primarily owned by institutional investors, who hold approximately 84.3% of total shares outstanding. Company insiders own approximately 13.97%, while retail and public investors account for the remaining 1.75%.
The largest institutional shareholder of SS&C Technologies Holdings, Inc. is BLACKROCK, INC., holding approximately 28.32 million shares — equal to 11.57% of outstanding shares — as of September 30, 2025.
A total of 731 institutional investors currently hold SSNC stock, with a combined institutional value of approximately $18.01 billion as of the most recent 13F filing period.
Frequently asked questions
SSNC ownershipSS&C Technologies Holdings, Inc. (SSNC) is primarily owned by institutional investors, who hold approximately 84.3% of shares. The largest shareholder is BLACKROCK, INC. with a 11.57% stake. Company insiders hold 13.97%. Data sourced from SEC Form 13F as of September 30, 2025.