Star Bulk Carriers Corp (SBLK) is undervalued and Zim Integrated Shipping Services Ltd (ZIM) is overvalued.
Against our estimates of intrinsic value, SBLK trades at the wider discount: a margin of safety of +34%, against -39% for ZIM.
Values as of the 22 Sept 2026 close.
Discounting its cash flows at 8.2% (average of 3 methods) values the shares at $46.71; the price of $30.94 is 34% below that value, and 79% of that value comes from beyond year five.
Leak Score 84/100 on 3 of 12 signals
Discounting its cash flows at 7.5% (average of 3 methods) values the shares at $21.89; the price of $30.51 is 39% above that value, and 82% of that value comes from beyond year five.
Leak Score 0/100 on 2 of 12 signals
| Metric | SBLK | ZIM |
|---|---|---|
| Verdict | Undervalued | Overvalued |
| Price | $30.94 | $30.51 |
| Intrinsic value | $46.71 | $21.89 |
| Margin of safety | +34% | -39% |
| Leak Score | 84/100 (3/12) | 0/100 (2/12) |
| Market cap | $3.5B | $3.7B |
| Revenue growth, 5 years | 8.5% | 11.6% |
| Operating margin | 27.8% | 5.7% |
| Net margin | 23.9% | 2.1% |
| Return on equity | 11.7% | 3.6% |
| Debt to equity | 0.41 | 1.37 |
| P/E | 12.1x | 26.6x |
| Forward P/E | 7.5x | — |
| P/B | 1.4x | 0.9x |
| Dividend yield | 12.8% | 7.8% |