NBIX vs. NSP

Last updated Jun 4, 2026

NBIX (Neurocrine Biosciences, Inc.) and NSP (Insperity, Inc.) are both stocks. NBIX operates in Drug Manufacturers - Specialty & Generic (Healthcare), while NSP operates in Staffing & Employment Services (Industrials). Over the past 10 years, NBIX returned 12.80%/yr vs 1.83%/yr for NSP. At a 0.26 correlation, their price movements are largely independent.

Performance

NBIX vs. NSP - Performance Comparison

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

Returns By Period

In the year-to-date period, NBIX achieves a 16.41% return, which is significantly higher than NSP's -10.78% return. Over the past 10 years, NBIX has outperformed NSP with an annualized return of 12.80%, while NSP has yielded a comparatively lower 1.83% annualized return.

NBIX

• 1D: 6.63%
• 1M: 23.15%
• YTD: 16.41%
• 6M: 8.65%
• 1Y: 32.09%
• 3Y*: 21.38%
• 5Y*: 11.83%
• 10Y*: 12.80%

NSP

• 1D: -6.28%
• 1M: 13.71%
• YTD: -10.78%
• 6M: -2.30%
• 1Y: -43.76%
• 3Y*: -31.73%
• 5Y*: -15.19%
• 10Y*: 1.83%

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

NBIX vs. NSP - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
NBIX Neurocrine Biosciences, Inc.	16.41%	3.90%	3.60%	10.31%	40.24%	-11.14%	-10.83%	50.53%	-7.96%	100.49%
NSP Insperity, Inc.	-10.78%	-47.78%	-32.13%	5.24%	-1.91%	50.15%	-3.06%	-6.75%	64.23%	66.60%

Correlation

The correlation between NBIX and NSP is -0.03, 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	-0.03
Correlation (3Y) Calculated over the trailing 3-year period	0.06
Correlation (5Y) Calculated over the trailing 5-year period	0.14
Correlation (10Y) Calculated over the trailing 10-year period	0.21
Correlation (All Time) Calculated using the full available price history since Jan 30, 1997	0.26

The correlation between NBIX and NSP shifts across timeframes, from -0.03 (1 year) to 0.26 (all time), reflecting how their relationship changes across market environments.

Fundamentals

EPS NBIX : $6.53 NSP : -$0.90
PS Ratio NBIX : 5.45 NSP : 0.19
Total Revenue (TTM) NBIX : $3.10B NSP : $4.95B
Gross Profit (TTM) NBIX : $3.05B NSP : $892.00M
EBITDA (TTM) NBIX : $881.20M NSP : $31.00M

Return for Risk

NBIX vs. NSP — Risk / Return Rank

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

NBIX

NBIX Risk / Return Rank: 68
NBIX Sharpe Ratio Rank: 72
NBIX Sortino Ratio Rank: 66
NBIX Omega Ratio Rank: 67
NBIX Calmar Ratio Rank: 69
NBIX Martin Ratio Rank: 68

NSP

NSP Risk / Return Rank: 15
NSP Sharpe Ratio Rank: 13
NSP Sortino Ratio Rank: 16
NSP Omega Ratio Rank: 15
NSP Calmar Ratio Rank: 17
NSP Martin Ratio Rank: 16

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.

NBIX vs. NSP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Neurocrine Biosciences, Inc. (NBIX) 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.

	NBIX	NSP	Difference
Sharpe ratio Return per unit of total volatility	1.04	-0.66	+1.70
Sortino ratio Return per unit of downside risk	1.54	-0.67	+2.21
Omega ratio Gain probability vs. loss probability	1.21	0.90	+0.31
Calmar ratio Return relative to maximum drawdown	1.54	-0.66	+2.20
Martin ratio Return relative to average drawdown	3.39	-1.16	+4.56
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

NBIX vs. NSP - Sharpe Ratio Comparison

The current NBIX Sharpe Ratio is 1.04, which is higher than the NSP Sharpe Ratio of -0.66. The chart below compares the historical Sharpe Ratios of NBIX and NSP, 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

	NBIX	NSP	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.04	-0.66	+1.70
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.36	-0.35	+0.71
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.33	0.04	+0.29
Sharpe Ratio (All Time) Calculated using the full available price history	0.15	0.15	-0.01

Drawdowns

NBIX vs. NSP - Drawdown Comparison

The maximum NBIX drawdown since its inception was -97.21%, roughly equal to the maximum NSP drawdown of -95.37%. Use the drawdown chart below to compare losses from any high point for NBIX and NSP.

Drawdown Indicators

	NBIX	NSP	Difference
Max Drawdown Largest peak-to-trough decline	-97.21%	-95.37%	-1.84%
Max Drawdown (1Y) Largest decline over 1 year	-20.90%	-66.70%	+45.80%
Max Drawdown (3Y) Largest decline over 3 years	-42.89%	-82.53%	+39.64%
Max Drawdown (5Y) Largest decline over 5 years	-42.89%	-82.82%	+39.93%
Max Drawdown (10Y) Largest decline over 10 years	-46.39%	-83.15%	+36.76%
Current Drawdown Current decline from peak	0.00%	-71.54%	+71.54%
Average Drawdown Average peak-to-trough decline	-43.85%	-38.21%	-5.64%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.48%	37.62%	-28.14%

Volatility

NBIX vs. NSP - Volatility Comparison

The current volatility for Neurocrine Biosciences, Inc. (NBIX) is 12.60%, while Insperity, Inc. (NSP) has a volatility of 20.85%. This indicates that NBIX 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

	NBIX	NSP	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.60%	20.85%	-8.25%
Volatility (6M) Calculated over the trailing 6-month period	23.57%	53.93%	-30.36%
Volatility (1Y) Calculated over the trailing 1-year period	31.08%	66.10%	-35.02%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	32.72%	43.41%	-10.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.19%	46.23%	-7.04%

Dividends

NBIX vs. NSP - Dividend Comparison

NBIX has not paid dividends to shareholders, while NSP's dividend yield for the trailing twelve months is around 7.14%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
NBIX Neurocrine Biosciences, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
NSP Insperity, Inc.	7.14%	6.20%	3.06%	1.90%	1.77%	3.18%	1.97%	1.39%	0.86%	2.75%	1.37%	1.77%

Financials

Frequently Asked Questions

Can I hold both NBIX and NSP in my portfolio?

NBIX and NSP have a correlation of -0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, NBIX or NSP?

NSP has higher volatility (20.85%) compared to NBIX (12.60%). In terms of maximum drawdown, NBIX dropped -97.21% vs NSP's -95.37%.

Which has better risk-adjusted returns?

NBIX currently has the higher Sharpe Ratio (1.04 vs -0.66), 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.