TWLO vs. ZS
TWLO (Twilio Inc.) and ZS (Zscaler, Inc.) are both stocks. TWLO operates in Internet Content & Information (Communication Services), while ZS operates in Software - Infrastructure (Technology). Over the past 5 years, TWLO returned -9.31%/yr vs -9.02%/yr for ZS. A 0.62 correlation means they provide meaningful diversification when combined.
Performance
TWLO vs. ZS - Performance Comparison
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Returns By Period
In the year-to-date period, TWLO achieves a 43.48% return, which is significantly higher than ZS's -42.42% return.
TWLO
- 1D
- -1.23%
- 1M
- 5.96%
- YTD
- 43.48%
- 6M
- 53.54%
- 1Y
- 76.23%
- 3Y*
- 45.13%
- 5Y*
- -9.31%
- 10Y*
- —
ZS
- 1D
- 2.70%
- 1M
- -15.03%
- YTD
- -42.42%
- 6M
- -45.18%
- 1Y
- -57.03%
- 3Y*
- -6.33%
- 5Y*
- -9.02%
- 10Y*
- —
TWLO vs. ZS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
TWLO Twilio Inc. | 43.48% | 31.61% | 42.45% | 54.96% | -81.41% | -22.20% | 244.42% | 10.06% | 118.98% |
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 TWLO and ZS is 0.57, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.57 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.56 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.64 |
Correlation (All Time) Calculated using the full available price history since Mar 16, 2018 | 0.62 |
The correlation between TWLO and ZS has been stable across timeframes, ranging from 0.56 to 0.64 - a consistent structural relationship.
Fundamentals
TWLO:
$32.20B
ZS:
$20.82B
TWLO:
$0.66
ZS:
-$0.49
TWLO:
6.05
ZS:
6.48
TWLO:
4.14
ZS:
8.80
TWLO:
$5.30B
ZS:
$3.17B
TWLO:
$2.59B
ZS:
$2.43B
TWLO:
$304.06M
ZS:
$69.08M
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Return for Risk
TWLO vs. ZS — Risk / Return Rank
TWLO
ZS
TWLO vs. ZS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Twilio Inc. (TWLO) 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.
| TWLO | ZS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.24 | ||
| Sortino ratioReturn per unit of downside risk | +3.36 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 0.79 | +0.48 |
| Calmar ratioReturn relative to maximum drawdown | 2.53 | -0.88 | +3.41 |
| Martin ratioReturn relative to average drawdown | 5.73 | -1.55 | +7.28 |
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Drawdowns
TWLO vs. ZS - Drawdown Comparison
The maximum TWLO drawdown since its inception was -90.36%, which is greater than ZS's maximum drawdown of -76.41%. Use the drawdown chart below to compare losses from any high point for TWLO and ZS.
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Drawdown Indicators
| TWLO | ZS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -90.36% | -76.41% | -13.95% |
Max Drawdown (1Y)Largest decline over 1 year | -30.34% | -64.89% | +34.55% |
Max Drawdown (3Y)Largest decline over 3 years | -45.17% | -64.89% | +19.72% |
Max Drawdown (5Y)Largest decline over 5 years | -89.57% | -76.41% | -13.16% |
Current DrawdownCurrent decline from peak | -53.98% | -64.88% | +10.90% |
Average DrawdownAverage peak-to-trough decline | -49.51% | -32.68% | -16.83% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 13.35% | 36.90% | -23.55% |
Volatility
TWLO vs. ZS - Volatility Comparison
The current volatility for Twilio Inc. (TWLO) is 22.34%, while Zscaler, Inc. (ZS) has a volatility of 44.34%. This indicates that TWLO 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
| TWLO | ZS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 22.34% | 44.34% | -22.00% |
Volatility (6M)Calculated over the trailing 6-month period | 43.22% | 57.43% | -14.21% |
Volatility (1Y)Calculated over the trailing 1-year period | 60.54% | 58.73% | +1.81% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 59.33% | 56.07% | +3.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 61.05% | 58.78% | +2.27% |
Dividends
TWLO vs. ZS - Dividend Comparison
Neither TWLO nor ZS has paid dividends to shareholders.
Financials
TWLO vs. ZS - Financials Comparison
This section allows you to compare key financial metrics between Twilio 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
TWLO vs. ZS - Profitability Comparison
TWLO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Twilio Inc. reported a gross profit of 684.24M and revenue of 1.41B. Therefore, the gross margin over that period was 48.6%.
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%.
TWLO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Twilio Inc. reported an operating income of 107.67M and revenue of 1.41B, resulting in an operating margin of 7.7%.
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%.
TWLO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Twilio Inc. reported a net income of 90.14M and revenue of 1.41B, resulting in a net margin of 6.4%.
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
TWLO and ZS have a correlation of 0.57, 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 TWLO (22.34%). In terms of maximum drawdown, TWLO dropped -90.36% vs ZS's -76.41%.
TWLO currently has the higher Sharpe Ratio (1.27 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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