Agora (API) vs Ribbon Communications (RBBN)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Agora (API) has outperformed Ribbon Communications (RBBN) over the past year, gaining 7.5% versus a loss of 51.1%. Over five years, RBBN leads with a -70.3% price change compared with -85.2% for API. Agora is the larger company by market cap ($350.9 million vs $329.0 million), about 1.1 times the size.
On valuation, Ribbon Communications trades at a lower trailing P/E (23.0x vs 41.5x for Agora).
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | API | RBBN |
|---|---|---|
| Share price | $4.15 | $1.84 |
| Market cap | $350.88M | $329.03M |
| 1-day change | +0.73% | +3.95% |
| YTD return | +1.97% | -36.11% |
| 1-year return | +7.51% | -51.06% |
| 5-year return | -85.18% | -70.32% |
| P/E ratio (TTM) | 41.50 | 23.00 |
| Forward P/E | — | 11.79 |
| EPS (TTM) | $0.10 | $0.08 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $5.50 | $4.09 |
| 52-week low | $3.14 | $1.55 |
| Distance from 52-week high | -24.48% | -55.01% |
| Analyst consensus | none | none |
| Avg. price target upside | +42.17% | +79.35% |
| Average volume | 206.25K | 919.80K |
| Shares outstanding | 65.50M | 178.82M |
| Employees | 543 | 3,080 |
| Sector | Technology | Technology |
| Industry | Software - Application | Software - Application |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- API has outperformed RBBN by 58.6 percentage points over the past year.
- Agora trades at a higher earnings multiple (41.5x vs 23.0x trailing P/E).
About Agora
API stock →Agora, Inc., through its subsidiaries, engages in the operation of a real-time engagement platform-as-a-service in the United States, the People's Republic of China, and internationally. Its RTE-PaaS platform enables real-time engagement for concurrent end users which offers real-time engagement offerings, such as video calling, voice calling, live streaming, chat, signaling, conversational AI engine, and convo AI device kit.
Technology · Software - Application · 543 employees
About Ribbon Communications
RBBN stock →Ribbon Communications Inc. provides communications technology in the United States, Europe, the Middle East, Africa, the Asia Pacific, and internationally.
Technology · Software - Application · 3,080 employees
API vs RBBN FAQ
Which is bigger, Agora or Ribbon Communications?
Agora (API) is larger, with a market capitalization of $350.88M compared with $329.03M for Ribbon Communications (RBBN).
Which stock has performed better over the past year, API or RBBN?
API returned +7.51% over the past 12 months, compared with -51.06% for RBBN (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, API or RBBN?
RBBN has the lower trailing P/E at 23.0, versus 41.5 for API. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Are Agora and Ribbon Communications in the same industry?
Yes. Both are classified in the Software - Application industry within the Technology sector.