13F

Stock

Csg Sys Intl Inc

Ticker not mapped · held by 29 managers

Reported value

$506.2M

Holders

29

+2 new · −7 exited

Holders’ est. mark

−$472.7K

Price effect on 27 books still in the name

Largest holder

$77.6M

HBK INVESTMENTS L P

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
HBK INVESTMENTS L P63.9M$77.6M$1.65MAdded$17.6M
WOLVERINE ASSET MANAGEMENT LLC52.4M$63.8M$1.82MAdded$1.82M
Balyasny Asset Management L.P.49.7M$60.5MNew
Invesco Ltd.39.6M$48.1M$1.36MAdded$1.36M
Calamos Advisors LLC30M$36.5M$1.04MAdded$1.04M
MIRABELLA FINANCIAL SERVICES LLP37.2M$33.1M−$10.9MCut−$17.2M
Arena Capital Advisors, LLC- CA25.4M$31M$714.3KAdded$6.82M
TWO SIGMA INVESTMENTS, LP21.3M$25.9M$734.9KCut−$6.36M
JPMORGAN CHASE & CO19.3M$23.6M$621.7KAdded$3.17M
TENOR CAPITAL MANAGEMENT Co., L.P.17.5M$21.4M$456KAdded$456K
WELLS FARGO & COMPANY/MN9.6M$11.7M$357.5KCut−$10.8M
State Street8.62M$10.5M$224.5KAdded$498.2K
CSS LLC/IL7.5M$9.13M$163.9KAdded$3.21M
BlackRock, Inc.6.67M$8.12M$179.4KAdded$1.97M
KIM, LLC6M$7.3M$190.3KCut−$10.5M
WATER ISLAND CAPITAL LLC5M$6.09M$124.1KAdded$124.1K
SSI INVESTMENT MANAGEMENT LLC5M$6.08M$172.5KAdded$172.5K
ABSOLUTE INVESTMENT ADVISERS, LLC5M$6.08M$166.2KAdded$166.2K
Fidelity4.77M$5.81M$164.7KAdded$164.7K
Walleye Capital LLC4.56M$5.56M$151.8KAdded$151.8K
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main3.5M$4.24M$101.1KCut−$490.5K
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.1.61M$1.96M$53KAdded$53K
JANE STREET GROUP, LLC1M$1.22MNew
Universal- Beteiligungs- und Servicegesellschaft mbH435K$530.6K$9.71KAdded$68.3K
Jefferies Financial Group Inc.231K$281.3K$1.21KAdded$244.8K
GOLDMAN SACHS GROUP INC18K$21.9K$621Added$621
Thrivent Financial for Lutherans15.4M$18.8K$299Added$4.4K
BARCLAYS PLC15K$18.3K$553Cut−$84.5K
MILLENNIUM MANAGEMENT LLC10K$12.2K$333Added$333

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.