Ribbon Communications (RBBN) Shares Outstanding (Diluted) (2016 - 2026)
Ribbon Communications (RBBN) reported Shares Outstanding (Diluted) of 177.25 million for Q2 2026, up 0.3% from 176.75 million a year earlier and up 0.9% from the prior quarter.
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Analysis
Ribbon Communications (RBBN) Shares Outstanding (Diluted) (2016 - 2026) Analysis & Trends
For FY2025, Ribbon Communications posted Shares Outstanding (Diluted) of 179.82 million, up 3.3% from FY2024.
- Shares Outstanding (Diluted) has increased for nine consecutive years, with a five-year compound annual growth rate of 4.4% (FY2020 to FY2025).
- By year, Shares Outstanding (Diluted) came in at 174.04 million in FY2024 (+2.1%), 170.41 million in FY2023 (+8.8%), 156.67 million in FY2022 (+6.2%) and 147.58 million in FY2021 (+2.0%).
- Five-year quarterly Shares Outstanding (Diluted) spans a low of 147.58 million in Q4 2021 and a high of 179.82 million in Q4 2025.
- Year over year, Shares Outstanding (Diluted) gained in seven of the last eight quarters, with growth averaging 1.6%.
- The high point for year-over-year Shares Outstanding (Diluted) in five years was Q2 2023 (growth of 13.3%); the low point was Q2 2022 (a decline of 2.6%).
- Per Business Quant data, the three quarters before Q2 2026 came in at 175.66 million (Q1 2026), 179.82 million (Q4 2025) and 176.62 million (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Shares Outstanding (Dil.) (Qtr) |
|---|---|---|---|---|---|
| 1 | Apple | 4,865.08 Bn | 4,612.57 Bn | 54.77 Bn | 14.71 Bn |
| 2 | Cisco Systems | 424.71 Bn | 360.64 Bn | 11.06 Bn | 3.99 Bn |
| 3 | Dell Technologies | 344.52 Bn | 300.28 Bn | 9.83 Bn | 652.00 Mn |
| 4 | Arista Networks | 256.79 Bn | 210.25 Bn | 1.91 Bn | 1.28 Bn |
| 5 | Sandisk | 254.02 Bn | 242.55 Bn | 7.58 Bn | 155.00 Mn |
| 6 | Seagate Technology Holdings | 209.18 Bn | 204.17 Bn | 1.90 Bn | 229.00 Mn |
| 7 | Western Digital | 164.06 Bn | 152.19 Bn | 2.03 Bn | 383.00 Mn |
| 8 | Sony | 144.83 Bn | 95.22 Bn | 6.53 Bn | 6.01 Bn |
| 9 | Lumentum Holdings | 86.05 Bn | 77.87 Bn | 477.30 Mn | 74.60 Mn |
| 10 | Ribbon Communications | 314.64 Mn | 32.37 Mn | 90.34 Mn | 177.25 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 177.25 Mn |
| Mar 31, 2026 | 175.66 Mn |
| Dec 31, 2025 | 179.82 Mn |
| Sep 30, 2025 | 176.62 Mn |
| Jun 30, 2025 | 176.75 Mn |
| Mar 31, 2025 | 175.72 Mn |
| Dec 31, 2024 | 174.04 Mn |
| Sep 30, 2024 | 174.61 Mn |
| Jun 30, 2024 | 173.79 Mn |
| Mar 31, 2024 | 172.43 Mn |
| Dec 31, 2023 | 170.41 Mn |
| Sep 30, 2023 | 171.19 Mn |
| Jun 30, 2023 | 170.10 Mn |
| Mar 31, 2023 | 168.54 Mn |
| Dec 31, 2022 | 156.67 Mn |
| Sep 30, 2022 | 158.92 Mn |
| Jun 30, 2022 | 150.19 Mn |
| Mar 31, 2022 | 149.17 Mn |
| Dec 31, 2021 | 147.58 Mn |
| Sep 30, 2021 | 148.18 Mn |
API Access
Ribbon Communications Shares Outstanding (Diluted) API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=shares-outstanding-diluted&ticker=RBBN&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "shares-outstanding-diluted", "ticker": "RBBN", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=shares-outstanding-diluted&ticker=RBBN&period=max&api_key=YOUR_API_KEY");
const data = await res.json();