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 Mar 31, 2025
Ownership Breakdown
736
Institutional Holders
▲ 74 vs Q4
$17.27B
Total Inst. Value
▲ $1.32B vs Q4
240.83M
Shares Outstanding
freeFloat 86.03%
207.16M
13F Shares Held
▲ 98,358 vs Q4
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
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. services-prepackaged software | 28.36M | 11.54% | 11.54% | $2.37T | May 2, 2025 | ▼ 1.18M |
VANGUARD GROUP INC services-prepackaged software | 20.40M | 8.30% | 8.30% | $1.70T | May 9, 2025 | ▲ 186.4K |
JANUS HENDERSON GROUP PLC services-prepackaged software | 16.37M | 6.66% | 6.66% | $1.34T | May 15, 2025 | ▼ 232.7K |
PZENA INVESTMENT MANAGEMENT LLC services-prepackaged software | 10.42M | 4.24% | 4.24% | $870.67B | May 2, 2025 | ▼ 1.14M |
STATE STREET CORP services-prepackaged software | 5.93M | 2.41% | 2.41% | $495.55B | May 15, 2025 | ▲ 221.3K |
DIAMOND HILL CAPITAL MANAGEMENT INC services-prepackaged software | 5.79M | 2.36% | 2.36% | $483.99B | May 6, 2025 | ▼ 975.7K |
BURGUNDY ASSET MANAGEMENT LTD. services-prepackaged software | 5.19M | 2.11% | 2.11% | $433.21B | May 13, 2025 | ▲ 182.2K |
BOSTON PARTNERS services-prepackaged software | 5.17M | 2.10% | 2.10% | $431.57B | May 13, 2025 | ▼ 110.8K |
CANTILLON CAPITAL MANAGEMENT LLC services-prepackaged software | 4.40M | 1.79% | 1.79% | $367.29B | Feb 17, 2026 | ▼ 135.9K |
GEODE CAPITAL MANAGEMENT, LLC services-prepackaged software | 3.70M | 1.51% | 1.51% | $308.41B | May 13, 2025 | ▲ 159.0K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
25
Increased
+4.27M shares1
New Positions
first time holders23
Decreased
−7.35M shares0
Sold Out
fully exitedNet shares change (top 50)
3.08M
+4.27M / −7.35M
Net new holders
+3
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 86.0% of total shares outstanding. Company insiders own approximately 13.97%, while retail and public investors account for the remaining 0.02%.
The largest institutional shareholder of SS&C Technologies Holdings, Inc. is BLACKROCK, INC., holding approximately 28.36 million shares — equal to 11.54% of outstanding shares — as of March 31, 2025.
A total of 736 institutional investors currently hold SSNC stock, with a combined institutional value of approximately $17.27 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 86.0% of shares. The largest shareholder is BLACKROCK, INC. with a 11.54% stake. Company insiders hold 13.97%. Data sourced from SEC Form 13F as of March 31, 2025.