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Quarterly Results

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2026

Q1

Ribbon Communications First Quarter 2026 Financial Results Conference Call
Q1 2026 Press Release 460.2 KB
Q1 2026 Earnings Presentation 827.5 KB
Q1 2026 Supplemental Financial Information 104.5 KB

2025

Q4

Ribbon Communications Fourth Quarter and Full Year 2025 Financial Results Conference Call
Q4 2025 Press Release 406.8 KB
Q4 2025 Earnings Presentation 1.5 MB
Q4 2025 Supplemental 101.1 KB

Q3

Ribbon Communications Third Quarter 2025 Financial Results Conference Call
Q3 2025 Press Release 408.5 KB
Q3 2025 Earnings Presentation 997.8 KB
Q3 2025 Supplemental 94.3 KB

Q2

Ribbon Communications Second Quarter 2025 Financial Results Conference Call
Q2 2025 Press Release 251.4 KB
Q2 2025 Earnings Presentation 892.3 KB
Q2 2025 Supplemental 92.1 KB

Q1

Ribbon Communications First Quarter 2025 Financial Results Conference Call
Q1 2025 Press Release 245.8 KB
Q1 2025 Earnings Presentation 740.9 KB
Q1 2025 Supplemental 89.7 KB

2024

Q4

Ribbon Communications Fourth Quarter and Full Year 2024 Financial Results Conference Call
Q4 2024 Press Release 237.8 KB
Q4 2024 Earnings Presentation 1.1 MB
Q4 2024 Supplemental 86.3 KB

Q3

Ribbon Communications Third Quarter 2024 Financial Results Conference Call
Q3 2024 Press Release 234.7 KB
Q3 2024 Earnings Presentation 459.8 KB
Q3 2024 Supplemental 83.4 KB

Q2

Ribbon Communications Second Quarter 2024 Financial Results Conference Call
Q2 2024 Press Release 235.6 KB
Q2 2024 Earnings Presentation 850.7 KB
Q2 2024 Supplemental 84.6 KB

Q1

Ribbon Communications First Quarter 2024 Financial Results Conference Call
Q1 2024 Press Release 226.7 KB
Q1 2024 Earnings Presentation 911.2 KB
Q1 2024 Supplemental 74.3 KB

2023

Q4

Ribbon Communications Fourth Quarter and Full Year 2023 Financial Results Conference Call
Q4 2023 Press Release 235.4 KB
Q4 2023 Earnings Presentation 700.3 KB

Q3

Ribbon Communications Third Quarter 2023 Financial Results Conference Call
Q3 2023 Press Release 311 KB
Q3 2023 Earnings Presentation 1.6 MB

Q2

Ribbon Communications Second Quarter 2023 Financial Results Conference Call
Q2 2023 Press Release 312.5 KB
Q2 2023 Earnings Presentation 1.2 MB

Q1

Ribbon Communications First Quarter 2023 Financial Results Conference Call
Q1 2023 Press Release 345.9 KB
Q1 2023 Earnings Presentation 1.6 MB

2022

Q4

Ribbon Communications Fourth Quarter and Full Year 2022 Financial Results Conference Call
Q4 2022 Press Release 316 KB
Q4 2022 Earnings Presentation 1.7 MB

Q3

Ribbon Communications Third Quarter 2022 Financial Results Conference Call
Q3 2022 Press Release 314.9 KB
Q3 2022 Presentation 1.8 MB

Q2

Ribbon Communications Second Quarter 2022 Financial Results Conference Call
View Press Release 311.4 KB
View Presentation 1.2 MB

Q1

Ribbon Communications First Quarter 2022 Financial Results Conference Call
View Press Release 239.4 KB
View Presentation 1.1 MB

2021

Q4

Ribbon Communications Fourth Quarter and Full Year 2021 Financial Results Conference Call
View Press Release 233.8 KB
View Presentation 1.3 MB

Q3

Ribbon Communications Third Quarter 2021 Financial Results Conference Call
View Press Release 200 KB
View Presentation 1 MB

Q2

Ribbon Communications Second Quarter 2021 Financial Results Conference Call
View Press Release 221.8 KB
View Presentation 1 MB

Q1

Ribbon Communications First Quarter 2021 Financial Results Conference Call
View Press Release 193.8 KB
View Presentation 770.1 KB

2020

Q4

Ribbon Communications Fourth Quarter and Full Year 2020 Financial Results Conference Call
View Press Release 200.6 KB
View Presentation 868.7 KB

Q3

Ribbon Communications Third Quarter 2020 Financial Results Conference Call
Q3 2020 Press Release 238.9 KB
Q3 2020 Presentation 973.6 KB

Q2

Ribbon Communications Second Quarter 2020 Financial Results Conference Call
View Press Release 292.4 KB
View Presentation 1.1 MB

Q1

Ribbon Communications First Quarter 2020 Financial Results Conference Call
View Press Release 257.2 KB
View Presentation 1.2 MB

2019

Q4

Ribbon Communications Fourth Quarter and Full Year 2019 Financial Results Conference Call
View Press Release 269.5 KB
View Presentation 985.7 KB

Q3

View Press Release 234.9 KB
View Presentation 1 MB

Q2

View Press Release 202.4 KB
View Presentation 346.2 KB

Q1

View Press Release 881.6 KB
View Presentation 1 MB
View Transcript 244.6 KB

2018

Q4

View Press Release 328.5 KB
View Presentation 596.6 KB

Q3

View Press Release 355.5 KB
View Presentation 1.3 MB
View Transcript 292.6 KB

Q2

View Press Release 2.9 MB
View Presentation 1.6 MB

Q1

View Press Release 2.2 MB
View Presentation 1.6 MB
View Transcript 319.5 KB

2017

Q4

View Press Release 461.5 KB
View Presentation 481.6 KB
View Transcript 360.4 KB

Q3

View Press Release 1 MB
View Presentation 2.4 MB
View Transcript 491.5 KB

Q2

View Press Release 137.4 KB
View Presentation 1.9 MB
View Supplemental Information 25.3 KB
View Transcript 375.8 KB

Q1

View Press Release 824.3 KB
View Presentation 867.9 KB
View Supplemental Information 20.9 KB
View Transcript 374.4 KB

2016

Q4

View Press Release 127.1 KB
View Supplemental Information 31.8 KB
View Transcript 504.3 KB

Q3

View Press Release 148.8 KB
View Supplemental Information 23.9 KB
View Transcript 337.8 KB

Q2

View Press Release 129.5 KB
View Supplemental Information 22.7 KB
View Transcript 472.9 KB

Q1

View Press Release 103.2 KB
View Supplemental Information 30.2 KB
View Transcript 430.5 KB

2015

Q4

View Press Release 132.7 KB
View Supplemental Information 25.2 KB
View Transcript 482.5 KB

Q3

View Press Release 138.4 KB
View Supplemental Information 29.5 KB
View Transcript 449.7 KB

Q2

View Press Release 205.2 KB
View Supplemental Information 40.9 KB
View Transcript 456.1 KB

Q1

View Press Release 102.3 KB
View Supplemental Information 30.7 KB
View Transcript 467.5 KB

2014

Q4

View Press Release 121.7 KB
View Supplemental Information 42.5 KB
View Transcript 462.2 KB

Q3

View Press Release 124.7 KB
View Supplemental Information 28.4 KB
View Transcript 455.4 KB

Q2

View Press Release 130.4 KB
View Supplemental Information 51.2 KB
View Transcript 487.8 KB

Q1

View Press Release 90.4 KB
View Supplemental Information 45.4 KB
View Transcript 502.7 KB

2013

Q4

View Press Release 123.8 KB
View Supplemental Information 35.4 KB
View Prepared Remarks 222.3 KB

Q3

View Press Release 292.5 KB
View Supplemental Information 51.3 KB
View Prepared Remarks 136.6 KB

Q2

View Press Release 118.1 KB
View Supplemental Information 48.3 KB
View Prepared Remarks 106.9 KB

Q1

View Press Release 98.2 KB
View Supplemental Information 45.7 KB
View Prepared Remarks 105.8 KB

2012

Q4

View Press Release 110 KB
View Supplemental Information 41.7 KB
View Prepared Remarks 128.4 KB

Q3

View Press Release 124.9 KB
View Supplemental Information 38.5 KB
View Prepared Remarks 123.7 KB

Q2

Sonus Networks Reports 2012 Second Quarter Results
Form 10-Q

Q1

Sonus Networks Reports 2012 First Quarter Results
Form 10-Q

2011

Q4

Sonus Networks Reports 2011 Fourth Quarter and Full Year Results
Non-GAAP Reconciliation Q4 2011 48.2 KB
Non-GAAP Financial Measures Q4 2011 25.5 KB
Form 10-K

Q3

Sonus Networks Reports 2011 Third Quarter Results
Non-GAAP Reconciliation Q3 2011 37.1 KB
Non-GAAP Financial Measures Q3 2011 26 KB
Form 10-Q

Q2

Sonus Networks Reports 2011 Second Quarter Results
Non-GAAP Financial Measures Q2 2011 88 KB
Non-GAAP Reconciliation Q2 2011 49.3 KB
Reconciliation of GAAP to Non-GAAP 2011 Guidance 12.5 KB
Form 10-Q

Q1

Sonus Networks Reports 2011 First Quarter Results
Non-GAAP Reconciliation Q1 2011 15.3 KB
Non-GAAP Financial Measures Q1 2011 92 KB
Form 10-Q

2010

Q4

Sonus Networks Reports 2010 Fourth Quarter and Full Year Results
Non-GAAP Financial Measures Q4 2010 92.9 KB
Non-GAAP Reconciliation Q4 2010 57.8 KB
Form 10-K

Q3

Sonus Networks Reports 2010 Third Quarter Results
Discussion of Non-GAAP Financial Measures 37.8 KB
Reconciliation of Non-GAAP and GAAP Financial Information 40.3 KB
Form 10-Q

Q2

Discussion of Non-GAAP Financial Measures 24.4 KB
Reconciliation of Non-GAAP and GAAP Financial Information 19.3 KB
Form 10-Q

Q1

Discussion of Non-GAAP Financial Measures 24.4 KB
Reconciliation of Non-GAAP and GAAP Financial Information 19.2 KB
Form 10-Q

2009

Q4

Discussion of Non-GAAP Financial Measures 66.5 KB
Reconciliation of Non-GAAP and GAAP Financial Information 156.9 KB
Form 10-K
Form 10-K/A

Q3

Discussion of Non-GAAP Financial Measures 40.9 KB
Reconciliation of Non-GAAP and GAAP Financial Information 24 KB
Form 10-Q

Q2

Discussion of Non-GAAP Financial Measures 29.9 KB
Reconciliation of Non-GAAP and GAAP Financial Information 21.4 KB
Form 10-Q

Q1

Discussion of Non-GAAP Financial Measures 43.3 KB
Reconciliation of Non-GAAP and GAAP Financial Information 29.7 KB
Form 10-Q

2008

Q4

Discussion of Non-GAAP Financial Measures 60 KB
Reconciliation of Non-GAAP and GAAP Financial Information 33.9 KB
Form 10-K
Form 10-K/A

Q3

Discussion of Non-GAAP Financial Measures 52.2 KB
Reconciliation of Non-GAAP and GAAP Financial Information 31.3 KB
Form 10-Q

Q2

Discussion of Non-GAAP Financial Measures 38.4 KB
Reconciliation of Non-GAAP and GAAP Financial Information 47.9 KB
Form 10-Q

Q1

Discussion of Non-GAAP Financial Measures 57.3 KB
Reconciliation of Non-GAAP and GAAP Financial Information 45 KB
Form 10-Q

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