CSG Systems International, Inc.
CSG Systems International, Inc. (CSGS) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · CSGS · as of Sep 30, 2025
Ownership Breakdown
288
Institutional Holders
▼ 8 vs Q2
$1.88B
Total Inst. Value
▼ $18.98M vs Q2
28.51M
Shares Outstanding
freeFloat 92.29%
29.19M
13F Shares Held
▼ 576,171 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
CSGS largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. services-computer processing & data preparation | 4.11M | 14.76% | 14.76% | $264.55B | Nov 12, 2025 | ▼ 90.6K |
VANGUARD GROUP INC services-computer processing & data preparation | 3.93M | 14.11% | 14.11% | $252.96B | Nov 7, 2025 | ▼ 32.0K |
FULLER & THALER ASSET MANAGEMENT, INC. services-computer processing & data preparation | 1.42M | 5.10% | 5.10% | $91.46B | Nov 13, 2025 | ▼ 1.6K |
LSV ASSET MANAGEMENT services-computer processing & data preparation | 1.38M | 4.96% | 4.96% | $88.93B | Nov 6, 2025 | ▼ 14.4K |
STATE STREET CORP services-computer processing & data preparation | 1.18M | 4.25% | 4.25% | $76.48B | Nov 14, 2025 | ▼ 19.9K |
BOSTON TRUST WALDEN CORP services-computer processing & data preparation | 843.5K | 3.03% | 3.03% | $54.30B | Oct 17, 2025 | ▼ 132.7K |
GEODE CAPITAL MANAGEMENT, LLC services-computer processing & data preparation | 824.2K | 2.96% | 2.96% | $53.07B | Nov 12, 2025 | ▲ 132.7K |
CITADEL ADVISORS LLC services-computer processing & data preparation | 814.8K | 2.93% | 2.93% | $52.46B | Nov 14, 2025 | ▲ 362.9K |
DIMENSIONAL FUND ADVISORS LP services-computer processing & data preparation | 765.9K | 2.75% | 2.75% | $49.31B | Nov 12, 2025 | ▼ 20.8K |
FIRST TRUST ADVISORS LP services-computer processing & data preparation | 648.7K | 2.33% | 2.33% | $41.77B | Nov 12, 2025 | ▲ 338.4K |
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
23
Increased
+1.52M shares0
New Positions
first time holders25
Decreased
−904.4K shares0
Sold Out
fully exitedNet shares change (top 50)
+615.8K
+1.52M / −904.4K
Net new holders
-2
0 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
CSGS insider trading · insider activity
Source: SEC Form 4
7
Buy transactions
2
Sell transactions
3.50
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 |
|---|---|---|---|---|---|---|---|
Fawaz Marwan director | May 14, 2026 | D-Return | 34,878 | $80.70 | $2.81M | 0 | Form 4 ↗ |
Barnes David G director | May 14, 2026 | D-Return | 40,678 | $80.70 | $3.28M | 0 | Form 4 ↗ |
Woods Michael Joseph EVP Pres NA Comm, Media & Tech | May 14, 2026 | D-Return | 53,196.851 | $80.70 | $4.29M | 0 | Form 4 ↗ |
Greenberg Samantha Joy director | May 14, 2026 | D-Return | 7,808 | $80.70 | $630.1K | 0 | Form 4 ↗ |
Barger Rachel A. director | May 14, 2026 | D-Return | 14,532 | $80.70 | $1.17M | 0 | Form 4 ↗ |
Tavares Silvio director | May 14, 2026 | D-Return | 22,560 | $80.70 | $1.82M | 0 | Form 4 ↗ |
Tran Hai EVP & CFO | May 14, 2026 | D-Return | 129,880.283 | $80.70 | $10.48M | 0 | Form 4 ↗ |
Conley Gregory A director | May 14, 2026 | D-Return | 14,792 | $80.70 | $1.19M | 0 | Form 4 ↗ |
Shepherd Brian A. President & CEO | May 14, 2026 | D-Return | 575,191 | $80.70 | $46.42M | 0 | Form 4 ↗ |
Szwanek Lori SVP, Chief Accounting Officer | May 14, 2026 | D-Return | 16,855.455 | $80.70 | $1.36M | 0 | 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
CSG Systems International, Inc. (CSGS) is primarily owned by institutional investors, who hold approximately 100.0% of total shares outstanding. Company insiders own approximately 7.71%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of CSG Systems International, Inc. is BLACKROCK, INC., holding approximately 4.11 million shares — equal to 14.76% of outstanding shares — as of September 30, 2025.
A total of 288 institutional investors currently hold CSGS stock, with a combined institutional value of approximately $1.88 billion as of the most recent 13F filing period.
Frequently asked questions
CSGS ownershipCSG Systems International, Inc. (CSGS) is primarily owned by institutional investors, who hold approximately 100.0% of shares. The largest shareholder is BLACKROCK, INC. with a 14.76% stake. Company insiders hold 7.71%. Data sourced from SEC Form 13F as of September 30, 2025.