RBBN
Ribbon Communications Inc.
NASDAQ · Communication Services · Telecommunications Services · US
$1.33
−3.62%Price chart
Oct 8Oct 13Oct 16Oct 21Oct 26Oct 29Nov 3Nov 6
Key dataNov 6, 2026
Open$1.37
From 52W high−60.18%
Volume979211.00
Market cap$238.30M
P/E (TTM)12.1x
P/S (TTM)0.3x
Div yield—
Key dataNov 6, 2026
Open
$1.37
From 52W high
−60.18%
Volume
979211.00
Market cap
$238.30M
ValuationView details →
P/E (Fwd)
21.5x
EV/EBITDA
14.8x
P/E (TTM)
12.1x
RSI (14)
40.9
MomentumView details →
1D Return
−3.62%
YTD Return
−51.56%
SummaryUpdated Sep 1, 2026
Ribbon Communications Inc. (NASDAQ:RBBN) is a telecommunications technology company founded in 1997 and headquartered in Plano, Texas. Originally established as Sonus Networks, the company rebranded to Ribbon Communications in November 2017 following strategic acquisitions and business expansion. Ribbon provides critical communications infrastructure solutions that enable voice, data, and video communications across traditional and next-generation networks. The company serves telecommunications service providers, enterprises, and government agencies globally, helping them modernize their networks and transition to cloud-based communications platforms.
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Latest newsMore news →
Comm1 announced that it is deploying Ribbon Communications' optical solutions to modernize its network and expand capacity for broadband, business, mobile backhaul and cloud services.2d agoRibbon Communications Inc. appointed Priyanka Kharat as SVP, Acumen AI Autonomous Networking Business Leader.16d ago