OSI Systems, Inc. (OSIS) Stock

OSI Systems, Inc. (OSIS) is a Technology stock trading at $207.00 (as of 2026-08-20), with a market capitalization of $3.41B and a trailing P/E of 22.4. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.

OSI Systems, Inc. designs and manufactures electronic systems and components with operations across Security, Healthcare, and Optoelectronics and Manufacturing. Its Security offerings include screening and detection systems and related services; Healthcare provides patient monitoring and cardiology diagnostic solutions; and Optoelectronics supplies optoelectronic devices for aerospace/defense and other industrial and medical applications.

Understand OSI Systems, Inc.: how it makes money

OSI Systems designs and manufactures electronic security inspection systems and components, plus healthcare and optoelectronics and manufacturing products, and it also earns money from related installation, training, and technical support services.

Its profit is driven by turning incoming orders into revenue across products and services, which investors can gauge using the company’s Book-to-Bill ratios.

Revenue by segment (latest quarter)
Security	$0.3B
Healthcare	$0.0B
Optoelectronics & Mfg	$0.1B

Business quality (Mixed): Order flow indicators (Book-to-Bill above 1) and a larger Security revenue base support visibility, but the operating metrics provided are limited, Healthcare is a small share, and working capital timing (Days Sales Outstanding) can pressure cash conversion.

Valuation: At 25× earnings, OSIS trades 51% below the Semiconductors average (51×). Note: one-time items can distort reported P/E.

Bull case

Security is the largest reported segment revenue contributor at 0.32B: A bigger Security base can help stabilize results if demand stays firm.
Book-to-Bill Ratio is above 1 at 1.3: This suggests the company is receiving at least enough new orders to support near term revenue.
Service Revenues are present alongside Product Revenues: Services can complement product sales with additional support and installation related revenue.

Bear case

Healthcare Division Revenue is 0.04B versus 0.32B for Security: If Healthcare demand softens, it is less diversified than a more balanced segment mix.
Days Sales Outstanding for Billed Receivables is 87.0 days: Longer collection periods can strain cash flow even if profitability looks stable.
Book-to-Bill is only an indication, not guaranteed revenue conversion: If orders do not convert into revenue on the expected timeline, results can disappoint.

Valuation — source: SEC EDGAR (first-party)
Price	$207.00
Market Cap	$3.41B
P/E Ratio	22.4
EV / EBITDA	15.1
Price / Book	3.82
Price / Sales	1.89
FCF Yield	2.0%
DCF Value (model)	$140.49
DCF Upside vs Price	-32.1%

Profitability & Growth — source: SEC EDGAR
Revenue (TTM)	$1.71B
Net Margin	8.7%
Return on Equity	17.0%
Debt / Equity	1.12
Current Ratio	3.25
Revenue Growth (YoY)	2.0%
EPS Growth (YoY)	-0.4%
FCF Growth (YoY)	-91.1%

Financial Health — source: SEC EDGAR
Altman Z-Score	3.68 (safe)
Piotroski F-Score	4/9 (moderate)

Valuation vs Sector & Industry
Stock P/E	22.4
Sector P/E (Technology)	33.9
Industry P/E (Electronic Equipment)	39.4
vs Sector	-33.9%
vs Industry	-43.1%

Smart-Money Activity — SEC Form 4 / 13F / Congressional disclosures
Top Institutional Holder	BlackRock, Inc. ($671.64M)
Institutional Holders Tracked	10

Company
Sector	Technology
Industry	Electronic Equipment
CEO	Ajay Mehra
Employees	6,681
Country	US
IPO Date	1997-10-02

Related Companies (Business model: Fabless Semiconductors; 8 closest by market cap; US-domiciled)

Data as of 2026-08-20.

Figures sourced from U.S. Securities and Exchange Commission (SEC EDGAR) filings and market data. Not personalized investment advice.