SBLK insider buying
7 cluster buysStar Bulk Carriers Corp.
When two or more insiders at Star Bulk Carriers Corp. buy SBLK in a qualifying detection window, the grouped purchases provide a starting point for further research. Below is every cluster we've detected in SBLK plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Sep 15 – Sep 15, 2026Detected Sep 17, 2026Executive buyer8 insidersTotal bought$6.9MMarket capUnknown
- Sep 15 – Sep 15, 2026Detected Sep 17, 2026Executive buyer7 insidersTotal bought$5.2MMarket capUnknown
- Sep 15 – Sep 15, 2026Detected Sep 17, 2026Executive buyer6 insidersTotal bought$5.1MMarket capUnknown
4 more clusters in SBLK
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All notable open-market buys in SBLK
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Sep 15, 2026 | Pappa Milena Mariacluster Director | 74,400 | $28.27 | $2.1M | SEC ↗ |
| Sep 15, 2026 | Pappas Alexandroscluster Head of Operations | 74,400 | $28.27 | $2.1M | SEC ↗ |
| Sep 15, 2026 | Zagari Raffaelecluster Director | 50,000 | $28.27 | $1.4M | SEC ↗ |
| Sep 15, 2026 | Spyrou Symeoncluster co CFO | 15,000 | $28.27 | $424.1K | SEC ↗ |
| Sep 15, 2026 | Zagari Raffaelecluster Director | 10,000 | $28.27 | $282.7K | SEC ↗ |
| Sep 15, 2026 | Reskos Nikolaoscluster Chief Operating Officer | 10,000 | $28.27 | $282.7K | SEC ↗ |
| Sep 15, 2026 | Erhardt Koertcluster Director | 6,000 | $28.27 | $169.6K | SEC ↗ |
| Sep 15, 2026 | Plakantonaki Chariscluster Chief Strategy Officer | 3,000 | $28.27 | $84.8K | SEC ↗ |
| Sep 15, 2026 | Karellis Nikolaoscluster Director | 2,000 | $28.27 | $56.5K | SEC ↗ |
SBLK insider buying — FAQ
- Are insiders buying SBLK stock?
- Yes — 8 distinct insiders have bought SBLK (Star Bulk Carriers Corp.) on the open market, including 7 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Sep 17, 2026.
- How much SBLK stock have insiders bought?
- Insiders have bought a combined $6.9M of SBLK across 9 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in SBLK?
- A cluster buy is two or more distinct Star Bulk Carriers Corp. insiders — officers, directors, or 10% owners — each buying SBLK on the open market within a rolling window. SBLK has 7 detected cluster buys to date.
- Where does this SBLK insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in SBLK
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy SBLK within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Transactions link to official filings; prices and market capitalizations may be cached market data. Read our methodology and data limits before interpreting the figures. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding SBLK.