AIOS vs. PLSE

Last updated Jun 23, 2026

AIOS (AIOS Tech, Inc.) and PLSE (Pulse Biosciences, Inc.) are both stocks. AIOS operates in Information Technology Services (Technology), while PLSE operates in Medical Instruments & Supplies (Healthcare). Over the past 5 years, AIOS returned -64.97%/yr vs 7.18%/yr for PLSE. At a 0.11 correlation, their price movements are largely independent.

Performance

AIOS vs. PLSE - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AIOS Tech, Inc. (AIOS) and Pulse Biosciences, Inc. (PLSE). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AIOS achieves a -45.51% return, which is significantly lower than PLSE's 87.25% return.

AIOS

• 1D: -13.31%
• 1M: -27.40%
• YTD: -45.51%
• 6M: -59.23%
• 1Y: -82.67%
• 3Y*: -46.37%
• 5Y*: -64.97%
• 10Y*: —

PLSE

• 1D: 0.43%
• 1M: -0.70%
• YTD: 87.25%
• 6M: 69.14%
• 1Y: 68.04%
• 3Y*: 58.97%
• 5Y*: 7.18%
• 10Y*: 18.93%

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

AIOS vs. PLSE - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AIOS AIOS Tech, Inc.	-45.51%	-84.05%	67.75%	-29.78%	-82.26%	-82.37%	213.97%	584.53%	-67.78%	-46.87%
PLSE Pulse Biosciences, Inc.	87.25%	-21.14%	42.24%	341.88%	-81.30%	-37.93%	77.93%	17.02%	-51.44%	263.08%

Correlation

The correlation between AIOS and PLSE is 0.09, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.09
Correlation (3Y) Calculated over the trailing 3-year period	0.11
Correlation (5Y) Calculated over the trailing 5-year period	0.12
Correlation (All Time) Calculated using the full available price history since Dec 27, 2016	0.11

Fundamentals

Market Cap AIOS : $2.70M PLSE : $1.74B
EPS AIOS : -$955.63 PLSE : -$1.11
PS Ratio AIOS : 0.01 PLSE : 2.31K
PB Ratio AIOS : 0.58 PLSE : 26.29
Total Revenue (TTM) AIOS : $344.69M PLSE : $751.00K
Gross Profit (TTM) AIOS : $33.75M PLSE : -$684.00K
EBITDA (TTM) AIOS : $9.69M PLSE : -$73.79M

Return for Risk

AIOS vs. PLSE — Risk / Return Rank

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

AIOS

AIOS Risk / Return Rank: 17
AIOS Sharpe Ratio Rank: 23
AIOS Sortino Ratio Rank: 24
AIOS Omega Ratio Rank: 23
AIOS Calmar Ratio Rank: 6
AIOS Martin Ratio Rank: 9

PLSE

PLSE Risk / Return Rank: 72
PLSE Sharpe Ratio Rank: 67
PLSE Sortino Ratio Rank: 75
PLSE Omega Ratio Rank: 72
PLSE Calmar Ratio Rank: 74
PLSE Martin Ratio Rank: 71

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.

AIOS vs. PLSE - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AIOS Tech, Inc. (AIOS) and Pulse Biosciences, Inc. (PLSE). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	AIOS	PLSE	Difference
Sharpe ratio: Return per unit of total volatility	-0.44	0.80	-1.24
Sortino ratio: Return per unit of downside risk	-0.31	1.96	-2.27
Omega ratio: Gain probability vs. loss probability	0.95	1.23	-0.28
Calmar ratio: Return relative to maximum drawdown	-0.91	1.87	-2.78
Martin ratio: Return relative to average drawdown	-1.39	3.68	-5.07

AIOS vs. PLSE - Sharpe Ratio Comparison

The current AIOS Sharpe Ratio is -0.44, which is lower than the PLSE Sharpe Ratio of 0.80. The chart below compares the historical Sharpe Ratios of AIOS and PLSE, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

AIOS vs. PLSE - Drawdown Comparison

The maximum AIOS drawdown since its inception was -99.84%, roughly equal to the maximum PLSE drawdown of -97.22%. Use the drawdown chart below to compare losses from any high point for AIOS and PLSE.

Drawdown Indicators

	AIOS	PLSE	Difference
Max Drawdown Largest peak-to-trough decline	-99.84%	-97.22%	-2.62%
Max Drawdown (1Y) Largest decline over 1 year	-91.43%	-36.51%	-54.92%
Max Drawdown (3Y) Largest decline over 3 years	-98.13%	-55.90%	-42.23%
Max Drawdown (5Y) Largest decline over 5 years	-99.76%	-95.38%	-4.38%
Max Drawdown (10Y) Largest decline over 10 years	—	-97.22%	—
Current Drawdown Current decline from peak	-99.76%	-41.92%	-57.84%
Average Drawdown Average peak-to-trough decline	-74.24%	-59.65%	-14.59%
Ulcer Index Depth and duration of drawdowns from previous peaks	59.53%	18.52%	+41.01%

Volatility

AIOS vs. PLSE - Volatility Comparison

AIOS Tech, Inc. (AIOS) has a higher volatility of 40.60% compared to Pulse Biosciences, Inc. (PLSE) at 19.65%. This indicates that AIOS's price experiences larger fluctuations and is considered to be riskier than PLSE based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AIOS	PLSE	Difference
Volatility (1M) Calculated over the trailing 1-month period	40.60%	19.65%	+20.95%
Volatility (6M) Calculated over the trailing 6-month period	161.43%	70.95%	+90.48%
Volatility (1Y) Calculated over the trailing 1-year period	186.76%	86.12%	+100.64%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	126.95%	98.33%	+28.62%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	113.05%	91.88%	+21.17%

Dividends

AIOS vs. PLSE - Dividend Comparison

Neither AIOS nor PLSE has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both AIOS and PLSE in my portfolio?

AIOS and PLSE have a correlation of 0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AIOS or PLSE?

AIOS has higher volatility (40.60%) compared to PLSE (19.65%). In terms of maximum drawdown, AIOS dropped -99.84% vs PLSE's -97.22%.

Which has better risk-adjusted returns?

PLSE currently has the higher Sharpe Ratio (0.80 vs -0.44), 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.