Company

Rubicon Technology, Inc. (RBCN)

Standardized SEC financial data for Rubicon Technology, Inc. — income statement, balance sheet, cash flow and 40+ ratios, available as a clean JSON API. CIK 0001410172 · OTC · Semiconductors & Related Devices.

Gross margin

40.1%

Operating margin

16.3%

Net margin

26.1%

Revenue growth (YoY)

-11.7%

Return on equity

29.2%

ROIC

18.0%

Free cash flow

-$523K

Debt / equity

0.50×

Ratios for fiscal year 2022, standardized from SEC filings.

Income statement

USD	FY2017	FY2018	FY2019	FY2020	FY2021	FY2022
Revenue	$5.0M	$3.9M	$3.5M	$3.6M	$4.1M	$3.6M
Cost of revenue	$10.6M	$3.9M	$2.4M	$2.6M	$2.8M	$2.1M
Gross profit	-$5.5M	$16K	$1.1M	$1.0M

Balance sheet

USD	FY2017	FY2018	FY2019	FY2020	FY2021	FY2022
Cash & equivalents	$11.7M	$11.4M	$8.9M	$11.1M	$11.3M	$1.7M
Inventory	$3.0M	$2.1M	$2.2M	$1.5M	$1.1M	$975K
Total current assets	$34.2M	$33.1M	$31.7M	$28.3M

Cash flow

USD	FY2017	FY2018	FY2019	FY2020	FY2021	FY2022
Operating cash flow	-$2.0M	-$1.1M	-$1.2M	$297K	-$61K	-$521K
Capital expenditures	—	$2.3M	$64K	$2K	—	—
Free cash flow	—	-$3.3M	-$1.3M	$295K	—

Get RBCN data via API

# JSON
curl https://sec-financial-api-production.up.railway.app/v1/company/RBCN/financials \
  -H "X-API-Key: YOUR_KEY"

# CSV export (income / balance / cash-flow)
curl "https://sec-financial-api-production.up.railway.app/v1/company/RBCN/income-statement?format=csv" \
  -H "X-API-Key: YOUR_KEY"

Get a free API key Use with Claude (MCP) →View RBCN filings on SEC EDGAR →