secwatch / observer
CSGS CSG SYSTEMS INTERNATIONAL INC
CIK 0001005757 50 ready 8-Ks latest May 14, 2026, 5:19 PM ET RSS · JSON
Activity: QUIET 0 filings / 30d vs 1 baseline Risk accumulating: repeated leadership change (17)
Ready 8-Ks 50
Latest filing May 14, 2026, 5:19 PM ET
Top materiality 1.00
Event mix earnings ×20 · leadership ×9 · other_material ×8
Sentiment 26 pos · 0 neg · 24 neu
Latest earnings ▼ miss 2026-Q1
Executive change recent →
SHENANIGAN SCORE 1 / 7 see the board

Recent 8-K filings for CSGS

Executive changes

Departed

Silvio Tavares

Director
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
Upon the Effective Time, in accordance with the terms of the Merger Agreement, each of Rachel Barger, David Barnes, Greg Conley, Marwan Fawaz, Samantha Greenberg, Rajan Naik, Brian Shepherd, Haiyan Song, Silvio Tavares and Lily Yang resigned from the board of directors of CSG (the “Board”) and from any and all committees (including subcommittees thereof) of the Board on which they served and ceased to be directors of CSG.
Departed

Hai Tran

Executive Vice President and Chief Financial Officer
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
In connection with the closing of the Merger, the employment of Brian Shepherd (CSG’s President and Chief Executive Officer), Elizabeth A. Bauer (CSG’s Executive Vice President and Chief Experience Officer), Rasmani Bhattacharya (CSG’s Executive Vice President, Chief Legal Officer, Chief Compliance Officer and Secretary) and Hai Tran (CSG’s Executive Vice President and Chief Financial Officer) was terminated.
Departed

Rasmani Bhattacharya

Executive Vice President, Chief Legal Officer, Chief Compliance Officer and Secretary
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
In connection with the closing of the Merger, the employment of Brian Shepherd (CSG’s President and Chief Executive Officer), Elizabeth A. Bauer (CSG’s Executive Vice President and Chief Experience Officer), Rasmani Bhattacharya (CSG’s Executive Vice President, Chief Legal Officer, Chief Compliance Officer and Secretary) and Hai Tran (CSG’s Executive Vice President and Chief Financial Officer) was terminated.
Departed

David Barnes

Director
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
Upon the Effective Time, in accordance with the terms of the Merger Agreement, each of Rachel Barger, David Barnes, Greg Conley, Marwan Fawaz, Samantha Greenberg, Rajan Naik, Brian Shepherd, Haiyan Song, Silvio Tavares and Lily Yang resigned from the board of directors of CSG (the “Board”) and from any and all committees (including subcommittees thereof) of the Board on which they served and ceased to be directors of CSG.
Departed

Lily Yang

Director
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
Upon the Effective Time, in accordance with the terms of the Merger Agreement, each of Rachel Barger, David Barnes, Greg Conley, Marwan Fawaz, Samantha Greenberg, Rajan Naik, Brian Shepherd, Haiyan Song, Silvio Tavares and Lily Yang resigned from the board of directors of CSG (the “Board”) and from any and all committees (including subcommittees thereof) of the Board on which they served and ceased to be directors of CSG.
Departed

Rachel Barger

Director
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
Upon the Effective Time, in accordance with the terms of the Merger Agreement, each of Rachel Barger, David Barnes, Greg Conley, Marwan Fawaz, Samantha Greenberg, Rajan Naik, Brian Shepherd, Haiyan Song, Silvio Tavares and Lily Yang resigned from the board of directors of CSG (the “Board”) and from any and all committees (including subcommittees thereof) of the Board on which they served and ceased to be directors of CSG.
Departed

Samantha Greenberg

Director
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
Upon the Effective Time, in accordance with the terms of the Merger Agreement, each of Rachel Barger, David Barnes, Greg Conley, Marwan Fawaz, Samantha Greenberg, Rajan Naik, Brian Shepherd, Haiyan Song, Silvio Tavares and Lily Yang resigned from the board of directors of CSG (the “Board”) and from any and all committees (including subcommittees thereof) of the Board on which they served and ceased to be directors of CSG.
Departed

Haiyan Song

Director
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
Upon the Effective Time, in accordance with the terms of the Merger Agreement, each of Rachel Barger, David Barnes, Greg Conley, Marwan Fawaz, Samantha Greenberg, Rajan Naik, Brian Shepherd, Haiyan Song, Silvio Tavares and Lily Yang resigned from the board of directors of CSG (the “Board”) and from any and all committees (including subcommittees thereof) of the Board on which they served and ceased to be directors of CSG.
Departed

Marwan Fawaz

Director
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
Upon the Effective Time, in accordance with the terms of the Merger Agreement, each of Rachel Barger, David Barnes, Greg Conley, Marwan Fawaz, Samantha Greenberg, Rajan Naik, Brian Shepherd, Haiyan Song, Silvio Tavares and Lily Yang resigned from the board of directors of CSG (the “Board”) and from any and all committees (including subcommittees thereof) of the Board on which they served and ceased to be directors of CSG.
Appointed

Sylvain Seignour

President
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
Brian Shepherd ceased to serve in his role as President and Chief Executive Officer of the Surviving Corporation, and Sylvain Seignour became the President of the Surviving Corporation.
Appointed

Masakazu Yamashina

Director
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
The sole director of Merger Sub at the Effective Time was Masakazu Yamashina.
Departed

Brian Shepherd

President and Chief Executive Officer
CSGS · CSG SYSTEMS INTERNATIONAL INC
Effective
2026-05-14
Filed
May 14, 2026, 5:19 PM ET
In connection with the closing of the Merger, the employment of Brian Shepherd (CSG’s President and Chief Executive Officer), Elizabeth A. Bauer (CSG’s Executive Vice President and Chief Experience Officer), Rasmani Bhattacharya (CSG’s Executive Vice President, Chief Legal Officer, Chief Compliance Officer and Secretary) and Hai Tran (CSG’s Executive Vice President and Chief Financial Officer) was terminated.

Earnings & guidance

2026-Q1 EPS reported $0.83 vs consensus $1.15 ▼ miss (-27.7%) filing →

Materiality & sentiment trend

Max materiality 1.00 · Median 0.70 · Most common event earnings

26 positive 0 negative 24 neutral

source · CSGS on sec.gov