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How OSI Systems (OSIS) makes money

OSI Systems (OSIS) made $403M of revenue in the first quarter fiscal 2027 (Q1 FY27), +5% from a year earlier. Security Division brought in $264M (65%); Optoelectronics and Manufacturing Division brought in $104M (26%); Healthcare Division brought in $35.1M (9%). Of every dollar of revenue, 31¢ was left as gross profit, 8¢ was left as operating profit, 6¢ was left as net earnings.

Drawing the Sankey…

OSI Systems revenue by segment, Q1 FY27OSI Systems revenue by segment, Q1 FY27Security Division$264MOptoelectronics and Manufacturing…$104MHealthcare Division$35.1M
OSI Systems: revenue by line, Q1 FY26 to Q1 FY27OSI Systems: revenue by line, Q1 FY26 to Q1 FY27Security DivisionOptoelectronics and M…Healthcare DivisionSecurity Division: $264M latest$264MOptoelectronics and Manufacturing Division: $104M latest$104MHealthcare Division: $35.1M latest$35.1MQ1 FY26Q2 FY26Q3 FY26Q4 FY26Q1 FY27
Optoelectronics and Manufacturing Division went from 23% of revenue in Q1 FY26 to 26% in Q1 FY27, the largest shift in the mix.
OSI Systems revenue by quarterOSI Systems revenue by quarter$444MQ3 FY25$505MQ4 FY25$385MQ1 FY26$464MQ2 FY26$453MQ3 FY26$484MQ4 FY26$403MQ1 FY27
OSI Systems: where each dollar of revenue goesOSI Systems: where each dollar of revenue goesCost of revenue69¢Gross profit31¢Operating expenses22¢Operating profit8¢Income tax1¢Net earnings6¢Operating cash flow9¢Free cash flow7¢

Revenue by segment, Q1 FY27

SegmentRevenueShareQ/QY/Y
Security Division$264M65.5%-22%+4%
Optoelectronics and Manufacturing Division$104M25.8%+5%+16%
Healthcare Division$35.1M8.7%-22%-14%

Where each dollar of revenue goes

LineQ1 FY27% of revenue
Revenue$403M100.0%
Cost of revenue$280M69.3%
Gross profit$124M30.7%
Operating expenses$90.2M22.4%
Operating profit$33.6M8.3%
Income tax$5.7M1.4%
Net earnings$24.6M6.1%
Operating cash flow$37.1M9.2%
Free cash flow$29.4M7.3%

Revenue, quarter by quarter

QuarterRevenueY/Y
Q1 FY27$403M+5%
Q4 FY26$484M-4%
Q3 FY26$453M+2%
Q2 FY26$464M+10%
Q1 FY26$385M+12%
Q4 FY25$505M+5%
Q3 FY25$444M+10%

From OSI Systems' 10-Q filed Oct 29, 2026 (on EDGAR).

Questions

How does OSI Systems make money?

OSI Systems (OSIS) made $403M of revenue in the first quarter fiscal 2027 (Q1 FY27), +5% from a year earlier. Security Division brought in $264M (65%); Optoelectronics and Manufacturing Division brought in $104M (26%); Healthcare Division brought in $35.1M (9%). Of every dollar of revenue, 31¢ was left as gross profit, 8¢ was left as operating profit, 6¢ was left as net earnings.

What is OSI Systems' biggest business?

Security Division: $264M in the first quarter fiscal 2027, 65% of revenue, +4% from a year earlier.

What is OSI Systems' profit margin?

Net earnings were $24.6M, 6.1% of revenue, in the first quarter fiscal 2027; the operating margin was 8.3%.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.