KEYS vs. OSIS

Last updated Jun 4, 2026

KEYS (Keysight Technologies, Inc.) and OSIS (OSI Systems, Inc.) are both stocks. Both are in the Technology sector — KEYS in Scientific & Technical Instruments, OSIS in Electronic Components. Over the past 10 years, KEYS returned 27.28%/yr vs 15.10%/yr for OSIS. At a 0.41 correlation, their price movements are largely independent.

Performance

KEYS vs. OSIS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Keysight Technologies, Inc. (KEYS) and OSI Systems, Inc. (OSIS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, KEYS achieves a 72.49% return, which is significantly higher than OSIS's -16.30% return. Over the past 10 years, KEYS has outperformed OSIS with an annualized return of 27.28%, while OSIS has yielded a comparatively lower 15.10% annualized return.

KEYS

• 1D: 1.13%
• 1M: -0.25%
• YTD: 72.49%
• 6M: 69.63%
• 1Y: 117.97%
• 3Y*: 29.00%
• 5Y*: 18.68%
• 10Y*: 27.28%

OSIS

• 1D: 0.69%
• 1M: -24.53%
• YTD: -16.30%
• 6M: -21.86%
• 1Y: -3.48%
• 3Y*: 20.67%
• 5Y*: 17.10%
• 10Y*: 15.10%

*Multi-year figures are annualized to reflect compound growth (CAGR)

KEYS vs. OSIS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
KEYS Keysight Technologies, Inc.	72.49%	26.50%	0.97%	-7.00%	-17.16%	56.34%	28.71%	65.32%	49.23%	13.75%
OSIS OSI Systems, Inc.	-16.30%	52.34%	29.74%	62.29%	-14.68%	-0.02%	-7.46%	37.44%	13.86%	-15.42%

Correlation

The correlation between KEYS and OSIS is 0.45, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.45
Correlation (3Y) Calculated over the trailing 3-year period	0.44
Correlation (5Y) Calculated over the trailing 5-year period	0.43
Correlation (10Y) Calculated over the trailing 10-year period	0.41
Correlation (All Time) Calculated using the full available price history since Nov 4, 2014	0.41

Fundamentals

Market Cap KEYS : $60.63B OSIS : $3.72B
EPS KEYS : $6.07 OSIS : $8.73
PE Ratio KEYS : 57.75 OSIS : 24.46
PEG Ratio KEYS : 10.21 OSIS : 0.99
PS Ratio KEYS : 13.87 OSIS : 2.06
PB Ratio KEYS : 9.58 OSIS : 4.16
Total Revenue (TTM) KEYS : $4.37B OSIS : $1.81B
Gross Profit (TTM) KEYS : $2.70B OSIS : $593.38M
EBITDA (TTM) KEYS : $997.00M OSIS : $184.81M

Return for Risk

KEYS vs. OSIS — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

KEYS

KEYS Risk / Return Rank: 96
KEYS Sharpe Ratio Rank: 95
KEYS Sortino Ratio Rank: 95
KEYS Omega Ratio Rank: 94
KEYS Calmar Ratio Rank: 96
KEYS Martin Ratio Rank: 97

OSIS

OSIS Risk / Return Rank: 35
OSIS Sharpe Ratio Rank: 37
OSIS Sortino Ratio Rank: 34
OSIS Omega Ratio Rank: 35
OSIS Calmar Ratio Rank: 37
OSIS Martin Ratio Rank: 34

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

KEYS vs. OSIS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Keysight Technologies, Inc. (KEYS) and OSI Systems, Inc. (OSIS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	KEYS	OSIS	Difference
Sharpe ratio Return per unit of total volatility	3.07	-0.08	+3.15
Sortino ratio Return per unit of downside risk	4.25	0.19	+4.06
Omega ratio Gain probability vs. loss probability	1.56	1.03	+0.54
Calmar ratio Return relative to maximum drawdown	8.47	-0.10	+8.58
Martin ratio Return relative to average drawdown	27.79	-0.34	+28.13
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

KEYS vs. OSIS - Sharpe Ratio Comparison

The current KEYS Sharpe Ratio is 3.07, which is higher than the OSIS Sharpe Ratio of -0.08. The chart below compares the historical Sharpe Ratios of KEYS and OSIS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	KEYS	OSIS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.07	-0.08	+3.15
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.57	0.52	+0.06
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.85	0.45	+0.40
Sharpe Ratio (All Time) Calculated using the full available price history	0.74	0.16	+0.58

Drawdowns

KEYS vs. OSIS - Drawdown Comparison

The maximum KEYS drawdown since its inception was -45.54%, smaller than the maximum OSIS drawdown of -88.44%. Use the drawdown chart below to compare losses from any high point for KEYS and OSIS.

Drawdown Indicators

	KEYS	OSIS	Difference
Max Drawdown Largest peak-to-trough decline	-45.54%	-88.44%	+42.90%
Max Drawdown (1Y) Largest decline over 1 year	-14.00%	-33.67%	+19.67%
Max Drawdown (3Y) Largest decline over 3 years	-31.38%	-33.67%	+2.29%
Max Drawdown (5Y) Largest decline over 5 years	-42.62%	-33.67%	-8.95%
Max Drawdown (10Y) Largest decline over 10 years	-42.62%	-53.64%	+11.02%
Current Drawdown Current decline from peak	-4.42%	-31.06%	+26.64%
Average Drawdown Average peak-to-trough decline	-13.98%	-25.68%	+11.70%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.26%	10.38%	-6.12%

Volatility

KEYS vs. OSIS - Volatility Comparison

The current volatility for Keysight Technologies, Inc. (KEYS) is 10.56%, while OSI Systems, Inc. (OSIS) has a volatility of 21.58%. This indicates that KEYS experiences smaller price fluctuations and is considered to be less risky than OSIS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	KEYS	OSIS	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.56%	21.58%	-11.02%
Volatility (6M) Calculated over the trailing 6-month period	30.95%	33.42%	-2.47%
Volatility (1Y) Calculated over the trailing 1-year period	38.66%	43.29%	-4.63%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	32.73%	33.18%	-0.45%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	32.15%	33.65%	-1.50%

Dividends

KEYS vs. OSIS - Dividend Comparison

Neither KEYS nor OSIS has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both KEYS and OSIS in my portfolio?

KEYS and OSIS have a correlation of 0.45, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, KEYS or OSIS?

OSIS has higher volatility (21.58%) compared to KEYS (10.56%). In terms of maximum drawdown, KEYS dropped -45.54% vs OSIS's -88.44%.

Which has better risk-adjusted returns?

KEYS currently has the higher Sharpe Ratio (3.07 vs -0.08), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.