Calix (CALX) vs IDT (IDT)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
IDT (IDT) has outperformed Calix (CALX) over the past year, gaining 67.8% versus a loss of 39.4%. Over five years, IDT leads with a +60.0% price change compared with -38.1% for CALX. Calix is the larger company by market cap ($2.27 billion vs $2.00 billion), about 1.1 times the size.
On valuation, Calix trades at a lower forward P/E (15.7x vs 18.1x for IDT). IDT pays a dividend yielding 0.32%, while Calix does not currently pay one.
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 | CALX | IDT |
|---|---|---|
| Share price | $36.08 | $80.65 |
| Market cap | $2.27B | $2.00B |
| 1-day change | +1.52% | +0.55% |
| YTD return | -32.85% | +56.63% |
| 1-year return | -39.43% | +67.80% |
| 5-year return | -38.05% | +60.04% |
| P/E ratio (TTM) | 48.11 | 23.31 |
| Forward P/E | 15.67 | 18.08 |
| EPS (TTM) | $0.75 | $3.46 |
| Dividend yield | 0.00% | 0.32% |
| Annual dividend | $0.00 | $0.26 |
| 52-week high | $71.22 | $82.31 |
| 52-week low | $32.35 | $45.72 |
| Distance from 52-week high | -49.34% | -2.02% |
| Analyst consensus | none | strong_buy |
| Avg. price target upside | +72.75% | +5.39% |
| Average volume | 1.11M | 244.56K |
| Shares outstanding | 62.96M | 23.26M |
| Employees | 1,921 | 1,965 |
| Sector | Consumer Discretionary | Telecommunications |
| Industry | Telecommunications Equipment | Telecommunications Equipment |
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
- IDT has outperformed CALX by 107.2 percentage points over the past year.
- Calix trades at a higher earnings multiple (48.1x vs 23.3x trailing P/E).
- The two companies sit in different sectors: Calix in Consumer Discretionary and IDT in Telecommunications.
About Calix
CALX stock →Calix, Inc., together with its subsidiaries, engages in the provision of cloud and software platforms, and systems and services in the United States, rest of Americas, Europe, the Middle East, Africa, and the Asia Pacific. The company cloud and software platforms, and systems and services enable broadband service providers (BSPs) to provide a range of services.
Consumer Discretionary · Telecommunications Equipment · 1,921 employees
About IDT
IDT stock →IDT Corporation, together with its subsidiaries, provides communications and payment services in the United States, the United Kingdom, and internationally. It operates in four segments: National Retail Solutions, Fintech, Net2phone, and Traditional Communications.
Telecommunications · Telecommunications Equipment · 1,965 employees
CALX vs IDT FAQ
Which is bigger, Calix or IDT?
Calix (CALX) is larger, with a market capitalization of $2.27B compared with $2.00B for IDT (IDT).
Which stock has performed better over the past year, CALX or IDT?
IDT returned +67.80% over the past 12 months, compared with -39.43% for CALX (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, CALX or IDT?
IDT has the lower trailing P/E at 23.3, versus 48.1 for CALX. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Which pays a higher dividend, Calix or IDT?
IDT pays a dividend yielding 0.32%, while Calix does not currently pay a regular dividend.
Are Calix and IDT in the same industry?
Yes. Both are classified in the Telecommunications Equipment industry within the Consumer Discretionary sector.