RHI vs. NSP

Last updated Apr 2, 2026

Compare and contrast key facts about Robert Half International Inc. (RHI) and Insperity, Inc. (NSP).

Performance

RHI vs. NSP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Robert Half International Inc. (RHI) and Insperity, Inc. (NSP). The values are adjusted to include any dividend payments, if applicable.

RHI vs. NSP - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RHI Robert Half International Inc.	-6.84%	-59.06%	-17.40%	22.14%	-32.48%	81.35%	1.36%	12.76%	4.82%	16.15%
NSP Insperity, Inc.	-28.20%	-47.78%	-32.13%	5.24%	-1.91%	50.15%	-3.06%	-6.75%	64.23%	66.60%

Fundamentals

EPS RHI : $1.33 NSP : -$0.28
PS Ratio RHI : 0.46 NSP : 0.10
Total Revenue (TTM) RHI : $5.38B NSP : $6.81B
Gross Profit (TTM) RHI : $1.98B NSP : $900.00M
EBITDA (TTM) RHI : $138.84M NSP : $53.00M

Returns By Period

In the year-to-date period, RHI achieves a -6.84% return, which is significantly higher than NSP's -28.20% return. Over the past 10 years, RHI has underperformed NSP with an annualized return of -3.66%, while NSP has yielded a comparatively higher 2.91% annualized return.

RHI

• 1D: -2.87%
• 1M: 4.01%
• YTD: -6.84%
• 6M: -23.89%
• 1Y: -50.72%
• 3Y*: -29.50%
• 5Y*: -17.71%
• 10Y*: -3.66%

NSP

• 1D: 0.00%
• 1M: 31.58%
• YTD: -28.20%
• 6M: -42.69%
• 1Y: -67.90%
• 3Y*: -37.07%
• 5Y*: -17.89%
• 10Y*: 2.91%

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

Return for Risk

RHI vs. NSP — Risk / Return Rank

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

RHI

RHI Risk / Return Rank: 6
RHI Sharpe Ratio Rank: 4
RHI Sortino Ratio Rank: 3
RHI Omega Ratio Rank: 5
RHI Calmar Ratio Rank: 7
RHI Martin Ratio Rank: 13

NSP

NSP Risk / Return Rank: 5
NSP Sharpe Ratio Rank: 2
NSP Sortino Ratio Rank: 2
NSP Omega Ratio Rank: 2
NSP Calmar Ratio Rank: 8
NSP Martin Ratio Rank: 11

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.

RHI vs. NSP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Robert Half International Inc. (RHI) and Insperity, Inc. (NSP). 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.

	RHI	NSP	Difference
Sharpe ratio Return per unit of total volatility	-1.01	-1.15	+0.14
Sortino ratio Return per unit of downside risk	-1.85	-1.92	+0.07
Omega ratio Gain probability vs. loss probability	0.80	0.73	+0.07
Calmar ratio Return relative to maximum drawdown	-0.90	-0.89	-0.01
Martin ratio Return relative to average drawdown	-1.35	-1.41	+0.06
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RHI vs. NSP - Sharpe Ratio Comparison

The current RHI Sharpe Ratio is -1.01, which is comparable to the NSP Sharpe Ratio of -1.15. The chart below compares the historical Sharpe Ratios of RHI and NSP, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	RHI	NSP	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-1.01	-1.15	+0.14
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.52	-0.44	-0.08
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.11	0.06	-0.17
Sharpe Ratio (All Time) Calculated using the full available price history	0.29	0.14	+0.15

Correlation

The correlation between RHI and NSP is 0.44, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

RHI vs. NSP - Dividend Comparison

RHI's dividend yield for the trailing twelve months is around 9.57%, more than NSP's 8.88% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RHI Robert Half International Inc.	9.57%	8.69%	3.01%	2.18%	2.33%	1.36%	2.18%	1.96%	1.96%	1.73%	1.80%	1.70%
NSP Insperity, Inc.	8.88%	6.20%	3.06%	1.90%	1.77%	3.18%	1.97%	1.39%	0.86%	2.75%	1.37%	1.77%

Drawdowns

RHI vs. NSP - Drawdown Comparison

The maximum RHI drawdown since its inception was -79.39%, smaller than the maximum NSP drawdown of -95.37%. Use the drawdown chart below to compare losses from any high point for RHI and NSP.

Drawdown Indicators

	RHI	NSP	Difference
Max Drawdown Largest peak-to-trough decline	-79.39%	-95.37%	+15.98%
Max Drawdown (1Y) Largest decline over 1 year	-56.90%	-76.21%	+19.31%
Max Drawdown (5Y) Largest decline over 5 years	-79.39%	-82.82%	+3.43%
Max Drawdown (10Y) Largest decline over 10 years	-79.39%	-83.15%	+3.76%
Current Drawdown Current decline from peak	-76.74%	-77.10%	+0.36%
Average Drawdown Average peak-to-trough decline	-24.47%	-38.00%	+13.53%
Ulcer Index Depth and duration of drawdowns from previous peaks	37.94%	47.81%	-9.87%

Volatility

RHI vs. NSP - Volatility Comparison

The current volatility for Robert Half International Inc. (RHI) is 11.57%, while Insperity, Inc. (NSP) has a volatility of 19.41%. This indicates that RHI experiences smaller price fluctuations and is considered to be less risky than NSP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RHI	NSP	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.57%	19.41%	-7.84%
Volatility (6M) Calculated over the trailing 6-month period	39.48%	46.51%	-7.03%
Volatility (1Y) Calculated over the trailing 1-year period	50.32%	59.11%	-8.79%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	33.97%	40.60%	-6.63%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	33.99%	45.04%	-11.05%

Financials

RHI vs. NSP - Profitability Comparison

The chart below illustrates the profitability comparison between Robert Half International Inc. and Insperity, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

RHI - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Robert Half International Inc. reported a gross profit of 489.56M and revenue of 1.30B. Therefore, the gross margin over that period was 37.6%.

NSP - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Insperity, Inc. reported a gross profit of 172.00M and revenue of 1.67B. Therefore, the gross margin over that period was 10.3%.

RHI - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Robert Half International Inc. reported an operating income of 22.45M and revenue of 1.30B, resulting in an operating margin of 1.7%.

NSP - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Insperity, Inc. reported an operating income of -46.00M and revenue of 1.67B, resulting in an operating margin of -2.8%.

RHI - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Robert Half International Inc. reported a net income of 31.76M and revenue of 1.30B, resulting in a net margin of 2.4%.

NSP - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Insperity, Inc. reported a net income of -33.00M and revenue of 1.67B, resulting in a net margin of -2.0%.