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CSGS

CSG Systems International
CSGS

Delisted

CSGS was delisted on the 13th of May, 2026.

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295 hedge funds and large institutions have $1.9B invested in CSG Systems International in 2025 Q2 according to their latest regulatory filings, with 44 funds opening new positions, 102 increasing their positions, 109 reducing their positions, and 31 closing their positions.

New
Increased
Maintained
Reduced
Closed

42% more first-time investments, than exits

New positions opened: 44 | Existing positions closed: 31

9% more capital invested

Capital invested by funds: $1.74B → $1.9B (+$163M)

4% more funds holding

Funds holding: 285 → 295 (+10)

0.79% more ownership

Funds ownership: 99.55% → 100.34% (+0.79%)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

6% less repeat investments, than reductions

Existing positions increased: 102 | Existing positions reduced: 109

Holders
295
Holders Change
+10
Holders Change %
+3.51%
% of All Funds
3.88%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
44
Increased
102
Reduced
109
Closed
31
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Citadel Advisors
Citadel Advisors
Florida
+$22.5M
2
Vanguard Group
Vanguard Group
Pennsylvania
+$11.7M
3
HAI
Hennessy Advisors Inc
California
+$10.4M
4
PCM
Penserra Capital Management
California
+$8.51M
5
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$6.8M

Top Sellers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
-$18.9M
2
JP Morgan Chase
JP Morgan Chase
New York
-$11.4M
3
CSS
Cubist Systematic Strategies
Connecticut
-$7.12M
4
Norges Bank
Norges Bank
Norway
-$6.41M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$5.57M
Name Holding Trade Value Shares
Change 		Change in
Stake
DIA
76
Dean Investment Associates
Ohio
$2.95M -$2.22M -35,516 -44%
CSS
77
Cubist Systematic Strategies
Connecticut
$2.9M -$7.12M -114,101 -72%
LG
78
Leuthold Group
Minnesota
$2.85M +$63.3K +1,014 +2%
New York State Teachers Retirement System (NYSTRS)
79
New York State Teachers Retirement System (NYSTRS)
New York
$2.82M – – –
AG
80
Algert Global
California
$2.8M +$2.67M +42,840 New
Assenagon Asset Management
81
Assenagon Asset Management
Luxembourg
$2.72M +$2.6M +41,707 New
IIM
82
INTECH Investment Management
Florida
$2.58M -$5.07M -81,301 -67%
Macquarie Group
83
Macquarie Group
Australia
$2.55M – – –
SI
84
Stephens Inc
Arkansas
$2.46M -$340K -5,449 -13%
Renaissance Technologies
85
Renaissance Technologies
New York
$2.44M -$2.38M -38,100 -51%
GAM
86
Gotham Asset Management
New York
$2.41M +$1.69M +27,130 +276%
DCM
87
Dean Capital Management
Kansas
$2.38M -$1.27M -20,388 -36%
WIC
88
Willis Investment Counsel
Georgia
$2.31M +$1.05M +16,862 +91%
Canada Life
89
Canada Life
Manitoba, Canada
$2.3M -$75K -1,203 -3%
Susquehanna International Group
90
Susquehanna International Group
Pennsylvania
$2.28M +$1.44K +23 +0.1%
Millennium Management
91
Millennium Management
New York
$2.28M -$1.48M -23,646 -40%
AllianceBernstein
92
AllianceBernstein
Tennessee
$2.22M -$166K -2,664 -7%
QEI
93
QSV Equity Investors
Illinois
$2.16M -$17.3K -277 -0.8%
MAM
94
Martingale Asset Management
Massachusetts
$2.16M +$139K +2,234 +7%
TI
95
Trexquant Investment
Connecticut
$2.13M -$2.3M -36,845 -53%
RC
96
RBF Capital
California
$1.96M – – –
Norges Bank
97
Norges Bank
Norway
$1.95M -$6.41M -102,803 -77%
Citigroup
98
Citigroup
New York
$1.9M -$934K -14,968 -34%
PCM
99
Polaris Capital Management
Massachusetts
$1.89M – – –
OSAM
100
O'Shaughnessy Asset Management
Connecticut
$1.88M +$1.1M +17,606 +157%
2 3
4
5 6

CSGS Hedge Fund Activity: Q2 2025 in Review

295 of the 7,604 institutional investors tracked by Wall St. Rank reported a position in CSG Systems International (CSGS) for Q2 2025, worth a combined $1.9B — up 9.4% from $1.74B a quarter earlier.

Buyers outnumbered sellers: 44 funds opened new CSGS positions and 31 closed out — a net gain of 13 holders — while 102 added to existing stakes and 109 trimmed.

The largest buyer was Citadel Advisors, adding an estimated $22.5M. The largest seller was BlackRock, cutting an estimated $18.9M.

  • 295 institutional investors held CSG Systems International (CSGS) as of Q2 2025, up from 285 in Q1 2025.
  • Funds reported $1.9B of CSG Systems International stock for Q2 2025, up 9.4% quarter-over-quarter.
  • 44 funds opened new CSG Systems International positions in Q2 2025 and 31 closed out, a net change of +13 holders.
  • The largest CSG Systems International buyer in Q2 2025 was Citadel Advisors, an estimated $22.5M added.
  • The largest CSG Systems International seller in Q2 2025 was BlackRock, an estimated $18.9M sold.

Based on aggregated 13F filings for Q2 2025.