The cluster buy suggests insiders see current levels as attractive. Watch for upcoming Q3 2026 earnings or fleet utilization updates that may confirm the bullish thesis. Given the small relative size, this is a modest positive indicator, not a catalyst for immediate re-rating.
Price Chart
Executive Summary
Four Star Bulk insiders (COO, co-CFO, and two directors) collectively purchased $933K in open-market shares on September 15, 2026, all at $28.27. While the dollar amount is modest relative to SBLK's $3.4B market cap, the all-cash cluster buy from multiple high-ranking executives signals confidence in the company's near-term outlook, especially given the dry bulk shipping sector recovery.
Key Financial Metrics
Key Facts
- 4 insiders bought a total of 33,000 shares on the same day at $28.27
- Total open-market purchases: $933K (0.027% of market cap)
- Co-CFO Spyrou Symeon purchased 15,000 shares ($424K), the largest trade
- COO Reskos Nikolaos and directors Erhardt Koert and Nikolaos Karellis also purchased
- Recent 30-day insider activity includes $3.1M in sales vs $933K in buys
Financial Impact
Insiders invested $933K in aggregate, a small yet unanimous bullish signal from management and board
Risk Factors
- Dollar amount is trivial relative to market cap; may be just portfolio rebalancing
- Insider sales in the prior 30 days totaled $3.1M, creating a mixed backdrop
- No specific catalyst disclosed; the signal strength is limited without material business news
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-SBLK-1789649633671 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 9, 2026 18d ago | 6-K | $29.84 | awaiting T+60 | — | $28.83 (+3.38%) |
Oct 9, 2026 18d ago | 424B5 | $29.84 | awaiting T+60 | — | $28.83 (+3.38%) |
Oct 9, 2026 18d ago | 424B5 | $29.84 | awaiting T+60 | — | $28.83 (+3.38%) |
Oct 5, 2026 22d ago | 144 | $30.84 | awaiting T+60 | — | $28.83 (−6.52%) |
Sep 22, 2026 5w ago | Insider Cluster | $30.94 | awaiting T+60 | — | $28.83 (−6.82%) |
Sep 18, 2026 5w ago | 6-K | $32.48 | awaiting T+60 | — | $28.83 (−11.24%) |
Sep 17, 2026 5w ago | Insider Cluster | $31.75 | awaiting T+60 | — | $28.83 (−9.20%) |
Sep 16, 2026 5w ago | 6-K | $30.87 | awaiting T+60 | — | $28.83 (−6.61%) |
Sep 16, 2026 5w ago | Insider Cluster | $30.87 | awaiting T+60 | — | $28.83 (−6.61%) |
Sep 16, 2026 5w ago | Insider Cluster | $30.87 | awaiting T+60 | — | $28.83 (−6.61%) |
US Market Status
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