AMBA vs. TDW
AMBA (Ambarella, Inc.) and TDW (Tidewater Inc.) are both stocks. AMBA operates in Semiconductor Equipment & Materials (Technology), while TDW operates in Oil & Gas Equipment & Services (Energy). Over the past 10 years, AMBA returned 4.28%/yr vs -4.85%/yr for TDW. Their 0.18 correlation means their historical movements had little consistent relationship.
Performance
AMBA vs. TDW - Performance Comparison
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Returns By Period
In the year-to-date period, AMBA achieves a 21.40% return, which is significantly lower than TDW's 48.60% return. Over the past 10 years, AMBA has outperformed TDW with an annualized return of 4.28%, while TDW has yielded a comparatively lower -4.85% annualized return.
AMBA
- 1D
- 16.08%
- 1M
- -2.65%
- 6M
- 34.29%
- YTD
- 21.40%
- 1Y
- 30.13%
- 3Y*
- 0.78%
- 5Y*
- -2.68%
- 10Y*
- 4.28%
- ALL TIME*
- 20.30%
TDW
- 1D
- 2.15%
- 1M
- 11.98%
- 6M
- 20.12%
- YTD
- 48.60%
- 1Y
- 50.09%
- 3Y*
- 6.38%
- 5Y*
- 45.99%
- 10Y*
- -4.85%
- ALL TIME*
- -0.63%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
AMBA Ambarella, Inc. | $192.92M | $151.48M | $136.93M |
| $41.43M | $47.11M | $55.89M |
AMBA vs. TDW - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AMBA Ambarella, Inc. | 21.40% | -2.61% | 18.68% | -25.47% | -59.47% | 120.96% | 51.62% | 73.13% | -40.46% | 8.54% |
TDW Tidewater Inc. | 48.60% | -7.68% | -24.13% | 95.69% | 244.07% | 23.96% | -55.14% | 0.78% | -21.60% | -77.81% |
Correlation
The correlation between AMBA and TDW is 0.12, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.12 |
Correlation (3Y) Balances recent behavior with more history. | 0.22 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.19 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.20 |
Correlation (All Time) Calculated using the full available price history since Oct 10, 2012 | 0.18 |
Fundamentals
AMBA:
$3.77B
TDW:
$3.73B
AMBA:
-$1.62
TDW:
$6.02
AMBA:
9.15
TDW:
2.76
AMBA:
6.19
TDW:
2.72
AMBA:
$405.19M
TDW:
$1.35B
AMBA:
$238.32M
TDW:
$314.74M
AMBA:
-$69.43M
TDW:
$489.31M
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Return for Risk
AMBA vs. TDW — Risk / Return Rank
AMBA
TDW
AMBA vs. TDW - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Ambarella, Inc. (AMBA) and Tidewater Inc. (TDW). 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.
| AMBA | TDW | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.53 | ||
| Sortino ratioReturn per unit of downside risk | -0.66 | ||
| Omega ratioGain probability vs. loss probability | 1.15 | 1.21 | -0.06 |
| Calmar ratioReturn relative to maximum drawdown | 0.62 | 1.73 | -1.11 |
| Martin ratioReturn relative to average drawdown | 1.19 | 3.60 | -2.41 |
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Drawdowns
AMBA vs. TDW - Drawdown Comparison
The maximum AMBA drawdown since its inception was -81.65%, smaller than the maximum TDW drawdown of -99.80%. Use the drawdown chart below to compare losses from any high point for AMBA and TDW.
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Drawdown Indicators
| AMBA | TDW | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -81.65% | -99.80% | +18.15% |
Max Drawdown (1Y)Largest decline over 1 year | -49.06% | -29.10% | -19.96% |
Max Drawdown (3Y)Largest decline over 3 years | -51.41% | -70.35% | +18.94% |
Max Drawdown (5Y)Largest decline over 5 years | -81.65% | -70.35% | -11.30% |
Max Drawdown (10Y)Largest decline over 10 years | -81.65% | -97.27% | +15.62% |
Current DrawdownCurrent decline from peak | -60.34% | -96.37% | +36.03% |
Average DrawdownAverage peak-to-trough decline | -48.60% | -49.15% | +0.55% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 25.45% | 13.96% | +11.49% |
Volatility
AMBA vs. TDW - Volatility Comparison
Ambarella, Inc. (AMBA) has a higher volatility of 30.03% compared to Tidewater Inc. (TDW) at 11.22%. This indicates that AMBA's price experiences larger fluctuations and is considered to be riskier than TDW based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AMBA | TDW | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 30.03% | 11.22% | +18.81% |
Volatility (6M)Calculated over the trailing 6-month period | 60.80% | 30.87% | +29.93% |
Volatility (1Y)Calculated over the trailing 1-year period | 76.25% | 54.11% | +22.14% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 65.85% | 53.29% | +12.56% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 58.34% | 66.15% | -7.81% |
Dividends
AMBA vs. TDW - Dividend Comparison
Neither AMBA nor TDW has paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AMBA Ambarella, 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% |
TDW Tidewater Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.12% | 0.00% | 0.00% | 0.04% | 0.00% | 14.37% |
Financials
AMBA vs. TDW - Financials Comparison
This section allows you to compare key financial metrics between Ambarella, Inc. and Tidewater 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
AMBA vs. TDW - Profitability Comparison
AMBA - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Ambarella, Inc. reported a gross profit of 58.59M and revenue of 100.36M. Therefore, the gross margin over that period was 58.4%.
TDW - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Tidewater Inc. reported a gross profit of 0.00 and revenue of 326.22M. Therefore, the gross margin over that period was 0.0%.
AMBA - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Ambarella, Inc. reported an operating income of -19.42M and revenue of 100.36M, resulting in an operating margin of -19.4%.
TDW - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Tidewater Inc. reported an operating income of 58.98M and revenue of 326.22M, resulting in an operating margin of 18.1%.
AMBA - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Ambarella, Inc. reported a net income of -18.09M and revenue of 100.36M, resulting in a net margin of -18.0%.
TDW - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Tidewater Inc. reported a net income of 6.14M and revenue of 326.22M, resulting in a net margin of 1.9%.
Frequently Asked Questions
AMBA and TDW have a correlation of 0.12, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
AMBA has higher volatility (30.03%) compared to TDW (11.22%). In terms of maximum drawdown, AMBA dropped -81.65% vs TDW's -99.80%.
TDW currently has the higher Sharpe Ratio (0.93 vs 0.40), 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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