Unusual Options Activity
SBLK Unusual Options Activity - Star Bulk Carriers - Common Shares
- Last active day
- August 21, 2026
- Active days (30d)
- 8
- Biggest recent print
- Call $27.0000 · $4.6M
AI summary
On August 21, 2026, Star Bulk Carriers Corp. (SBLK) experienced notable options activity, with a total of 14 prints recorded. The overall call premium reached approximately $24.9 million, while no put premiums were reported, indicating a strong preference for call options among traders. The most significant prints included several call options with varying expiration dates. The SBLK Call 25.00 expiring on September 18, 2026, had a premium of $636,530 and a volume to open interest (Vol/OI) ratio of 8.0. Other noteworthy calls included the SBLK Call 10.00 and SBLK Call 18.00, both expiring on January 15, 2027, with premiums of $2.4 million and $2.9 million, respectively, and Vol/OI ratios of 7.1 and 6.7. Additionally, several calls expiring on August 21, 2026, such as the SBLK Call 27.00 with a premium of $4.6 million and a Vol/OI of 4.5, contributed to the day's activity, reflecting a robust interest in SBLK's upward potential.
AI-generated summary
Prints on August 21, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| SBLK | Call | $25.0000 | 09/18/26 (29d) | 8.0× | $637K | 51% | |
| SBLK | Call | $10.0000 | 01/15/27 (148d) | 7.1× | $2.4M | 101% | |
| SBLK | Call | $18.0000 | 01/15/27 (148d) | 6.7× | $2.9M | 50% | |
| SBLK | Call | $20.0000 | 01/15/27 (148d) | 6.5× | $3.9M | 44% | |
| SBLK | Call | $24.0000 | 08/21/26 (1d) | 6.4× | $745K | 272% | |
| SBLK | Call | $28.0000 | 08/21/26 (1d) | 6.0× | $778K | 111% | |
| SBLK | Call | $25.0000 | 08/21/26 (1d) | 5.4× | $3.1M | 197% | |
| SBLK | Call | $29.0000 | 08/21/26 (1d) | 5.4× | $898K | 54% | |
| SBLK | Call | $3.0000 | 01/15/27 (148d) | 5.0× | $1.9M | 226% | |
| SBLK | Call | $27.0000 | 08/21/26 (1d) | 4.5× | $4.6M | 101% | |
| SBLK | Call | $27.0000 | 09/18/26 (29d) | 5.4× | $167K | 27% | |
| SBLK | Call | $26.0000 | 08/21/26 (1d) | 4.2× | $1.3M | 249% | |
| SBLK | Call | $22.0000 | 01/15/27 (148d) | 3.2× | $478K | 35% | |
| SBLK | Call | $22.0000 | 06/17/27 (301d) | 2.0× | $1.0M | 34% |
History
- 2026-08-2114 prints$24.9M calls$0K puts
- 2026-08-2014 prints$24.9M calls$0K puts
- 2026-08-181 prints$53K calls$0K puts
- 2026-08-171 prints$53K calls$0K puts
- 2026-08-071 prints$113K calls$0K puts
- 2026-08-061 prints$113K calls$0K puts
- 2026-07-311 prints$125K calls$0K puts
- 2026-07-301 prints$125K calls$0K puts
- 2026-07-202 prints$0K calls$1.0M puts
- 2026-07-173 prints$77K calls$1.0M puts
- 2026-07-162 prints$0K calls$2.6M puts
- 2026-07-151 prints$0K calls$2.0M puts
- 2026-07-101 prints$212K calls$0K puts
- 2026-07-091 prints$212K calls$0K puts
- 2026-06-261 prints$0K calls$438K puts
- 2026-06-251 prints$0K calls$438K puts
- 2026-06-221 prints$0K calls$201K puts
- 2026-06-181 prints$0K calls$201K puts
- 2026-06-125 prints$16.5M calls$0K puts
- 2026-06-115 prints$16.5M calls$0K puts
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