DXCM vs. NBIX
DXCM (DexCom, Inc.) and NBIX (Neurocrine Biosciences, Inc.) are both stocks. Both are in the Healthcare sector — DXCM in Diagnostics & Research, NBIX in Drug Manufacturers - Specialty & Generic. Over the past 10 years, DXCM returned 15.17%/yr vs 13.16%/yr for NBIX. At a 0.31 correlation, their price movements are largely independent.
Performance
DXCM vs. NBIX - Performance Comparison
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Returns By Period
In the year-to-date period, DXCM achieves a 13.56% return, which is significantly higher than NBIX's 12.64% return. Over the past 10 years, DXCM has outperformed NBIX with an annualized return of 15.17%, while NBIX has yielded a comparatively lower 13.16% annualized return.
DXCM
- 1D
- 0.16%
- 1M
- 28.68%
- YTD
- 13.56%
- 6M
- 12.56%
- 1Y
- -9.03%
- 3Y*
- -15.73%
- 5Y*
- -5.51%
- 10Y*
- 15.17%
NBIX
- 1D
- -1.81%
- 1M
- -0.97%
- YTD
- 12.64%
- 6M
- 4.55%
- 1Y
- 27.80%
- 3Y*
- 18.64%
- 5Y*
- 10.13%
- 10Y*
- 13.16%
DXCM vs. NBIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
DXCM DexCom, Inc. | 13.56% | -14.66% | -37.33% | 9.58% | -15.64% | 45.23% | 69.02% | 82.59% | 108.75% | -3.87% |
NBIX Neurocrine Biosciences, Inc. | 12.64% | 3.90% | 3.60% | 10.31% | 40.24% | -11.14% | -10.83% | 50.53% | -7.96% | 100.49% |
Correlation
The correlation between DXCM and NBIX is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.21 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.21 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.24 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.29 |
Correlation (All Time) Calculated using the full available price history since Apr 14, 2005 | 0.31 |
The correlation between DXCM and NBIX shifts across timeframes, from 0.21 (3 years) to 0.31 (all time), reflecting how their relationship changes across market environments.
Fundamentals
DXCM:
$29.67B
NBIX:
$16.52B
DXCM:
$2.31
NBIX:
$6.53
DXCM:
32.57
NBIX:
24.46
DXCM:
0.77
NBIX:
0.48
DXCM:
6.29
NBIX:
5.27
DXCM:
10.03
NBIX:
4.85
DXCM:
$4.82B
NBIX:
$3.10B
DXCM:
$2.96B
NBIX:
$3.05B
DXCM:
$1.37B
NBIX:
$881.20M
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Return for Risk
DXCM vs. NBIX — Risk / Return Rank
DXCM
NBIX
DXCM vs. NBIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for DexCom, Inc. (DXCM) and Neurocrine Biosciences, Inc. (NBIX). 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.
| DXCM | NBIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.11 | ||
| Sortino ratioReturn per unit of downside risk | -1.41 | ||
| Omega ratioGain probability vs. loss probability | 1.00 | 1.19 | -0.19 |
| Calmar ratioReturn relative to maximum drawdown | -0.23 | 1.34 | -1.57 |
| Martin ratioReturn relative to average drawdown | -0.40 | 2.94 | -3.33 |
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Drawdowns
DXCM vs. NBIX - Drawdown Comparison
The maximum DXCM drawdown since its inception was -94.61%, roughly equal to the maximum NBIX drawdown of -97.21%. Use the drawdown chart below to compare losses from any high point for DXCM and NBIX.
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Drawdown Indicators
| DXCM | NBIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -94.61% | -97.21% | +2.60% |
Max Drawdown (1Y)Largest decline over 1 year | -38.75% | -20.90% | -17.85% |
Max Drawdown (3Y)Largest decline over 3 years | -60.95% | -42.89% | -18.06% |
Max Drawdown (5Y)Largest decline over 5 years | -66.32% | -42.89% | -23.43% |
Max Drawdown (10Y)Largest decline over 10 years | -66.32% | -46.39% | -19.93% |
Current DrawdownCurrent decline from peak | -53.71% | -4.54% | -49.17% |
Average DrawdownAverage peak-to-trough decline | -36.02% | -43.84% | +7.82% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 22.77% | 9.49% | +13.28% |
Volatility
DXCM vs. NBIX - Volatility Comparison
DexCom, Inc. (DXCM) has a higher volatility of 13.27% compared to Neurocrine Biosciences, Inc. (NBIX) at 9.63%. This indicates that DXCM's price experiences larger fluctuations and is considered to be riskier than NBIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| DXCM | NBIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 13.27% | 9.63% | +3.64% |
Volatility (6M)Calculated over the trailing 6-month period | 25.48% | 23.91% | +1.57% |
Volatility (1Y)Calculated over the trailing 1-year period | 40.74% | 31.38% | +9.36% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 46.98% | 32.73% | +14.25% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 48.43% | 39.13% | +9.30% |
Dividends
DXCM vs. NBIX - Dividend Comparison
Neither DXCM nor NBIX has paid dividends to shareholders.
Financials
DXCM vs. NBIX - Financials Comparison
This section allows you to compare key financial metrics between DexCom, Inc. and Neurocrine Biosciences, Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
DXCM vs. NBIX - Profitability Comparison
DXCM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, DexCom, Inc. reported a gross profit of 750.30M and revenue of 1.19B. Therefore, the gross margin over that period was 63.0%.
NBIX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Neurocrine Biosciences, Inc. reported a gross profit of 800.70M and revenue of 814.50M. Therefore, the gross margin over that period was 98.3%.
DXCM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, DexCom, Inc. reported an operating income of 255.30M and revenue of 1.19B, resulting in an operating margin of 21.4%.
NBIX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Neurocrine Biosciences, Inc. reported an operating income of 193.40M and revenue of 814.50M, resulting in an operating margin of 23.7%.
DXCM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, DexCom, Inc. reported a net income of 199.50M and revenue of 1.19B, resulting in a net margin of 16.7%.
NBIX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Neurocrine Biosciences, Inc. reported a net income of 197.90M and revenue of 814.50M, resulting in a net margin of 24.3%.
Frequently Asked Questions
DXCM and NBIX have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
DXCM has higher volatility (13.27%) compared to NBIX (9.63%). In terms of maximum drawdown, DXCM dropped -94.61% vs NBIX's -97.21%.
NBIX currently has the higher Sharpe Ratio (0.89 vs -0.22), 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.
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