Calix (CALX) vs Ziff Davis (ZD)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
Ziff Davis (ZD) has outperformed Calix (CALX) over the past year, gaining 46.0% versus a loss of 39.8%. Over five years, CALX leads with a -37.1% price change compared with -54.9% for ZD. Calix is the larger company by market cap ($2.34 billion vs $1.94 billion), about 1.2 times the size.
On valuation, Ziff Davis trades at a lower forward P/E (9.4x vs 16.2x for Calix). Ziff Davis converts more of its revenue into profit, with a net margin of 3.3% versus 1.8%.
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 | ZD |
|---|---|---|
| Share price | $37.24 | $56.52 |
| Market cap | $2.34B | $1.94B |
| 1-day change | +3.22% | +1.09% |
| YTD return | -31.83% | +59.06% |
| 1-year return | -39.82% | +46.02% |
| 5-year return | -37.11% | -54.90% |
| P/E ratio (TTM) | 49.65 | — |
| Forward P/E | 16.18 | 9.45 |
| EPS (TTM) | $0.75 | $-1.50 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| Revenue (latest FY) | $1.00B | $1.45B |
| Revenue growth (YoY) | +20.26% | +3.54% |
| Net income (latest FY) | $17.88M | $47.35M |
| Gross margin | 56.83% | 85.76% |
| Operating margin | 2.10% | 12.62% |
| Net margin | 1.79% | 3.26% |
| 52-week high | $71.22 | $60.48 |
| 52-week low | $32.35 | $22.45 |
| Distance from 52-week high | -47.71% | -6.55% |
| Analyst consensus | none | buy |
| Avg. price target upside | +67.37% | +12.65% |
| Average volume | 1.12M | 610.27K |
| Shares outstanding | 62.96M | 34.29M |
| Employees | 1,921 | 3,900 |
| 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
- ZD has outperformed CALX by 85.8 percentage points over the past year.
- Calix grew revenue faster in its latest fiscal year (+20.26% vs +3.54%).
- The two companies sit in different sectors: Calix in Consumer Discretionary and Ziff Davis 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 Ziff Davis
ZD stock →Ziff Davis, Inc., together with its subsidiaries, operates as a digital media and internet company in the United States and internationally. It offers online resources for laboratory-based product reviews, technology news, buying guides, and research papers under the PCMag and CNET brands; Mashable for publishing technology and culture content; Spiceworks provides digital content of IT products and services; RetailMeNot, a savings destination platform; VoucherCodes; Offers.com, a coupon and deals website; and event based properties, includes BlackFriday.com, TheBlackFriday.com, BestBlackFriday.com, and DealsofAmerica.com.
Telecommunications · Telecommunications Equipment · 3,900 employees
CALX vs ZD FAQ
Which is bigger, Calix or Ziff Davis?
Calix (CALX) is larger, with a market capitalization of $2.34B compared with $1.94B for Ziff Davis (ZD).
Which stock has performed better over the past year, CALX or ZD?
ZD returned +46.02% over the past 12 months, compared with -39.82% for CALX (price return, excluding dividends). Past performance does not predict future results.
Are Calix and Ziff Davis in the same industry?
Yes. Both are classified in the Telecommunications Equipment industry within the Consumer Discretionary sector.