Quality Investor

CALX

Rank #51

Rank #51 by gross profitability (GP/assets 0.60) · ROE 2.5% · Piotroski F-Score 6 / 9.

As-of 2026-07-22 · CIK 0001406666 · all metrics point-in-time as of the filing date.

Each fiscal year is read as-of that year’s own 10-K filing, so nothing restated after the fact leaks backwards. Line items this filer never tagged are omitted. Hover or tap a badge for the diagnostic behind it.

USD in millions, except per-share (EPS) and percentage rows. Values are as originally filed; em-dash = not tagged in that year's filing.
Fiscal year end2017-12-31filed 2018-03-142016-12-31filed 2017-02-282015-12-31filed 2016-02-262014-12-31filed 2015-03-04
Revenue510.4458.8407.5401.2
Revenue growth (YoY)11.2%12.6%1.6%4.9%
Cost of revenue337.5253.5208.7215.1
Gross profit172.9201.2190.4177.8
Gross margin33.9%43.9%46.7%44.3%
Research & development127.5106.989.780.3
Operating income(81.6)(28.1)(26.5)(20.4)
Operating margin-16.0%-6.1%-6.5%-5.1%
Interest income0.71.30.7
Interest expense0.61.10.8
Pre-tax income(81.8)(27.1)(25.8)(20.2)
Income tax expense1.20.30.50.6
Net income(83.0)(27.4)(26.3)(20.8)
Net margin-16.3%-6.0%-6.5%-5.2%

Figures are as originally filed with the SEC (point-in-time), not restated, so they can differ slightly from sites that show later-restated numbers. Why point-in-time?