SBLK vs. ZIM
SBLK (Star Bulk Carriers Corp.) and ZIM (ZIM Integrated Shipping Services Ltd.) are both stocks. Both operate in the Marine Shipping industry within the Industrials sector. Over the past 5 years, SBLK returned 20.78%/yr vs 20.82%/yr for ZIM. At a 0.39 correlation, their price movements are largely independent.
Performance
SBLK vs. ZIM - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, SBLK achieves a 44.82% return, which is significantly higher than ZIM's 22.75% return.
SBLK
- 1D
- -2.87%
- 1M
- 8.39%
- YTD
- 44.82%
- 6M
- 41.34%
- 1Y
- 72.25%
- 3Y*
- 21.52%
- 5Y*
- 20.78%
- 10Y*
- 29.13%
ZIM
- 1D
- 1.98%
- 1M
- -4.07%
- YTD
- 22.75%
- 6M
- 32.96%
- 1Y
- 57.00%
- 3Y*
- 44.69%
- 5Y*
- 20.82%
- 10Y*
- —
SBLK vs. ZIM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
SBLK Star Bulk Carriers Corp. | 44.82% | 30.76% | -21.04% | 19.24% | 8.50% | 146.85% |
ZIM ZIM Integrated Shipping Services Ltd. | 22.75% | 28.11% | 176.93% | -21.06% | -52.70% | 463.11% |
Correlation
The correlation between SBLK and ZIM is 0.33, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.33 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.31 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.39 |
Correlation (All Time) Calculated using the full available price history since Jan 29, 2021 | 0.39 |
Fundamentals
SBLK:
$3.06B
ZIM:
$3.04B
SBLK:
$1.25
ZIM:
$0.81
SBLK:
21.97
ZIM:
31.03
SBLK:
2.86
ZIM:
0.48
SBLK:
1.26
ZIM:
0.79
SBLK:
$1.09B
ZIM:
$6.29B
SBLK:
$377.07M
ZIM:
$676.00M
SBLK:
$377.39M
ZIM:
$1.73B
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
SBLK vs. ZIM — Risk / Return Rank
SBLK
ZIM
SBLK vs. ZIM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Star Bulk Carriers Corp. (SBLK) and ZIM Integrated Shipping Services Ltd. (ZIM). 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.
| SBLK | ZIM | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 2.47 | 1.08 | +1.38 |
Sortino ratioReturn per unit of downside risk | 3.10 | 2.10 | +1.00 |
Omega ratioGain probability vs. loss probability | 1.38 | 1.24 | +0.14 |
Calmar ratioReturn relative to maximum drawdown | 4.03 | 1.93 | +2.10 |
Martin ratioReturn relative to average drawdown | 11.26 | 4.68 | +6.58 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| SBLK | ZIM | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.47 | 1.08 | +1.38 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.48 | 0.32 | +0.16 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.55 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.18 | 0.76 | -0.95 |
Drawdowns
SBLK vs. ZIM - Drawdown Comparison
The maximum SBLK drawdown since its inception was -99.76%, which is greater than ZIM's maximum drawdown of -84.68%. Use the drawdown chart below to compare losses from any high point for SBLK and ZIM.
Loading charts...
Drawdown Indicators
| SBLK | ZIM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.76% | -84.68% | -15.08% |
Max Drawdown (1Y)Largest decline over 1 year | -17.49% | -30.66% | +13.17% |
Max Drawdown (3Y)Largest decline over 3 years | -48.44% | -57.12% | +8.68% |
Max Drawdown (5Y)Largest decline over 5 years | -48.44% | -84.68% | +36.24% |
Max Drawdown (10Y)Largest decline over 10 years | -73.77% | — | — |
Current DrawdownCurrent decline from peak | -93.46% | -11.70% | -81.76% |
Average DrawdownAverage peak-to-trough decline | -82.69% | -40.07% | -42.62% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.26% | 12.62% | -6.36% |
Volatility
SBLK vs. ZIM - Volatility Comparison
The current volatility for Star Bulk Carriers Corp. (SBLK) is 9.63%, while ZIM Integrated Shipping Services Ltd. (ZIM) has a volatility of 14.46%. This indicates that SBLK experiences smaller price fluctuations and is considered to be less risky than ZIM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| SBLK | ZIM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.63% | 14.46% | -4.83% |
Volatility (6M)Calculated over the trailing 6-month period | 23.21% | 37.53% | -14.32% |
Volatility (1Y)Calculated over the trailing 1-year period | 29.48% | 52.94% | -23.46% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 43.51% | 65.96% | -22.45% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 52.74% | 67.73% | -14.99% |
Dividends
SBLK vs. ZIM - Dividend Comparison
SBLK's dividend yield for the trailing twelve months is around 2.12%, less than ZIM's 4.96% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
SBLK Star Bulk Carriers Corp. | 2.12% | 1.56% | 16.72% | 7.38% | 33.80% | 9.93% | 0.57% | 0.42% |
ZIM ZIM Integrated Shipping Services Ltd. | 4.96% | 20.16% | 22.40% | 64.84% | 160.27% | 7.65% | 0.00% | 0.00% |
Financials
SBLK vs. ZIM - Financials Comparison
This section allows you to compare key financial metrics between Star Bulk Carriers Corp. and ZIM Integrated Shipping Services Ltd.. 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
SBLK vs. ZIM - Profitability Comparison
SBLK - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Star Bulk Carriers Corp. reported a gross profit of 92.95M and revenue of 281.15M. Therefore, the gross margin over that period was 33.1%.
ZIM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, ZIM Integrated Shipping Services Ltd. reported a gross profit of 46.80M and revenue of 1.40B. Therefore, the gross margin over that period was 3.4%.
SBLK - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Star Bulk Carriers Corp. reported an operating income of 73.02M and revenue of 281.15M, resulting in an operating margin of 26.0%.
ZIM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, ZIM Integrated Shipping Services Ltd. reported an operating income of -39.00M and revenue of 1.40B, resulting in an operating margin of -2.8%.
SBLK - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Star Bulk Carriers Corp. reported a net income of 58.53M and revenue of 281.15M, resulting in a net margin of 20.8%.
ZIM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, ZIM Integrated Shipping Services Ltd. reported a net income of -86.00M and revenue of 1.40B, resulting in a net margin of -6.2%.
Frequently Asked Questions
SBLK and ZIM have a correlation of 0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ZIM has higher volatility (14.46%) compared to SBLK (9.63%). In terms of maximum drawdown, SBLK dropped -99.76% vs ZIM's -84.68%.
SBLK currently has the higher Sharpe Ratio (2.47 vs 1.08), 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.
Find the right allocation for SBLK and ZIM
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer