AMGN vs. ZS
AMGN (Amgen Inc.) and ZS (Zscaler, Inc.) are both stocks. AMGN operates in Drug Manufacturers - General (Healthcare), while ZS operates in Software - Infrastructure (Technology). Over the past 5 years, AMGN returned 11.36%/yr vs -9.02%/yr for ZS. At a 0.12 correlation, their price movements are largely independent.
Performance
AMGN vs. ZS - Performance Comparison
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Returns By Period
In the year-to-date period, AMGN achieves a 10.10% return, which is significantly higher than ZS's -42.42% return.
AMGN
- 1D
- 0.32%
- 1M
- 8.85%
- YTD
- 10.10%
- 6M
- 13.41%
- 1Y
- 23.93%
- 3Y*
- 20.61%
- 5Y*
- 11.36%
- 10Y*
- 12.08%
ZS
- 1D
- 2.70%
- 1M
- -19.58%
- YTD
- -42.42%
- 6M
- -45.18%
- 1Y
- -57.11%
- 3Y*
- -6.33%
- 5Y*
- -9.02%
- 10Y*
- —
AMGN vs. ZS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
AMGN Amgen Inc. | 10.10% | 29.67% | -6.77% | 13.46% | 20.43% | 0.87% | -1.99% | 27.60% | 4.82% |
ZS Zscaler, Inc. | -42.42% | 24.67% | -18.57% | 98.00% | -65.18% | 60.90% | 329.48% | 18.59% | 42.58% |
Correlation
The correlation between AMGN and ZS is -0.08, 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 | -0.08 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.07 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.07 |
Correlation (All Time) Calculated using the full available price history since Mar 16, 2018 | 0.12 |
The correlation between AMGN and ZS shifts across timeframes, from -0.08 (1 year) to 0.12 (all time), reflecting how their relationship changes across market environments.
Fundamentals
AMGN:
$193.23B
ZS:
$20.82B
AMGN:
$14.38
ZS:
-$0.49
AMGN:
5.17
ZS:
6.48
AMGN:
21.03
ZS:
8.80
AMGN:
$37.24B
ZS:
$3.17B
AMGN:
$26.61B
ZS:
$2.43B
AMGN:
$17.27B
ZS:
$69.08M
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Return for Risk
AMGN vs. ZS — Risk / Return Rank
AMGN
ZS
AMGN vs. ZS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Amgen Inc. (AMGN) and Zscaler, Inc. (ZS). 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.
| AMGN | ZS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.81 | ||
| Sortino ratioReturn per unit of downside risk | +2.76 | ||
| Omega ratioGain probability vs. loss probability | 1.17 | 0.79 | +0.38 |
| Calmar ratioReturn relative to maximum drawdown | 1.40 | -0.88 | +2.28 |
| Martin ratioReturn relative to average drawdown | 3.22 | -1.55 | +4.77 |
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Drawdowns
AMGN vs. ZS - Drawdown Comparison
The maximum AMGN drawdown since its inception was -63.48%, smaller than the maximum ZS drawdown of -76.41%. Use the drawdown chart below to compare losses from any high point for AMGN and ZS.
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Drawdown Indicators
| AMGN | ZS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -63.48% | -76.41% | +12.93% |
Max Drawdown (1Y)Largest decline over 1 year | -16.57% | -64.89% | +48.32% |
Max Drawdown (3Y)Largest decline over 3 years | -22.74% | -64.89% | +42.15% |
Max Drawdown (5Y)Largest decline over 5 years | -24.86% | -76.41% | +51.55% |
Max Drawdown (10Y)Largest decline over 10 years | -24.86% | — | — |
Current DrawdownCurrent decline from peak | -7.80% | -64.88% | +57.08% |
Average DrawdownAverage peak-to-trough decline | -16.77% | -32.68% | +15.91% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.19% | 36.90% | -29.71% |
Volatility
AMGN vs. ZS - Volatility Comparison
The current volatility for Amgen Inc. (AMGN) is 7.92%, while Zscaler, Inc. (ZS) has a volatility of 44.34%. This indicates that AMGN experiences smaller price fluctuations and is considered to be less risky than ZS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AMGN | ZS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.92% | 44.34% | -36.42% |
Volatility (6M)Calculated over the trailing 6-month period | 19.22% | 57.43% | -38.21% |
Volatility (1Y)Calculated over the trailing 1-year period | 27.79% | 58.73% | -30.94% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.97% | 56.07% | -32.10% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 24.86% | 58.78% | -33.92% |
Dividends
AMGN vs. ZS - Dividend Comparison
AMGN's dividend yield for the trailing twelve months is around 2.76%, while ZS has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AMGN Amgen Inc. | 2.76% | 2.91% | 3.45% | 2.96% | 2.95% | 3.13% | 2.78% | 2.41% | 2.71% | 2.65% | 2.74% | 1.95% |
ZS Zscaler, 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% |
Financials
AMGN vs. ZS - Financials Comparison
This section allows you to compare key financial metrics between Amgen Inc. and Zscaler, 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
AMGN vs. ZS - Profitability Comparison
AMGN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Amgen Inc. reported a gross profit of 5.87B and revenue of 8.62B. Therefore, the gross margin over that period was 68.2%.
ZS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Zscaler, Inc. reported a gross profit of 657.82M and revenue of 850.48M. Therefore, the gross margin over that period was 77.4%.
AMGN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Amgen Inc. reported an operating income of 2.67B and revenue of 8.62B, resulting in an operating margin of 30.9%.
ZS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Zscaler, Inc. reported an operating income of -29.64M and revenue of 850.48M, resulting in an operating margin of -3.5%.
AMGN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Amgen Inc. reported a net income of 1.82B and revenue of 8.62B, resulting in a net margin of 21.1%.
ZS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Zscaler, Inc. reported a net income of -13.88M and revenue of 850.48M, resulting in a net margin of -1.6%.
Frequently Asked Questions
AMGN and ZS have a correlation of -0.08, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ZS has higher volatility (44.34%) compared to AMGN (7.92%). In terms of maximum drawdown, AMGN dropped -63.48% vs ZS's -76.41%.
AMGN currently has the higher Sharpe Ratio (0.84 vs -0.97), 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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