SBLK

Star Bulk Carriers Corp.

Industrials Deep Sea Foreign Transportation of Freight Market cap: $3.1B All insider activity → Quote and statistics → Sign in to watch SBLK Sign in to set a price alert

AI summary Star Bulk Carriers Insiders Buy in Conjunction with Dual Listing and Public Offering in Greece

Insider Score Band 60–79

Research score: 66
AI adjustment: -4

Research score, not a recommendation.

Total bought$6.9M9 Form 4 purchases

Distinct insiders8open-market buyers

Lead insiderSpyrou SymeonCFO

Cluster window2026-09-15single day · active

Market data

Live quote and chart from Yahoo Finance, loaded through this server. Insider purchases are marked on the chart.

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same price, one day All 9 purchases were at $28.27 on 2026-09-15. That pattern also occurs in IPO or conversion subscriptions, which are not open-market conviction buying.

Why this score

Research score: a weighted blend of the five factors, times the routine and offering discounts, minus the selling penalty.

Breadth number & diversity of participating insiders

100%

Seniority executive rank of buyers (CEO/CFO/Director)

76%

Commitment purchase size relative to company & holdings

58%

Context buying into stock weakness signals conviction

Timing coordinated purchases within a tight window

100%

Routine-purchase discount × 1.00

Company-type / offering discount × 0.50

Net insider selling penalty − 5

Why are they buying?

AI · mixed · catalyst credible · documented

Insiders and associated entities purchased shares as part of the company's parallel public offering in Greece following its dual listing on Euronext Athens, alongside open-market purchases on the same date.

Filings explicitly note participation in the public offering undertaken by Star Bulk Carriers Corp. in Greece at the offering price alongside open-market purchases by other executives and directors.

Stock Price & Insider Purchase History

Daily close price with open-market insider purchases plotted over time

Loading price history…

Transactions

9 Form 4 trades · 8 insiders Sign in to download CSV

Purchases in this cluster, grouped by insider, largest first
Date	Insider	Role	Shares	Price	Value	Flags	Filing
2026-09-15	Pappas Alexandros history of Pappas Alexandros's purchases	Other	74,400	$28.27	$2.1M	offering	SEC filing for Pappas Alexandros (opens in a new tab)
2026-09-15	Pappa Milena Maria history of Pappa Milena Maria's purchases	Director	74,400	$28.27	$2.1M	offering	SEC filing for Pappa Milena Maria (opens in a new tab)
2026-09-15	Zagari Raffaele history of Zagari Raffaele's purchases	Director	60,000	$28.27 avg	$1.7M	offering
2026-09-15	Zagari Raffaele		50,000	$28.27	$1.4M	offering	SEC filing for Zagari Raffaele (opens in a new tab)
2026-09-15	Zagari Raffaele		10,000	$28.27	$282.7K	offering	SEC filing for Zagari Raffaele (opens in a new tab)
2026-09-15	Spyrou Symeon history of Spyrou Symeon's purchases	CFO	15,000	$28.27	$424.1K	offering	SEC filing for Spyrou Symeon (opens in a new tab)
2026-09-15	Reskos Nikolaos history of Reskos Nikolaos's purchases	COO	10,000	$28.27	$282.7K	offering	SEC filing for Reskos Nikolaos (opens in a new tab)
2026-09-15	Erhardt Koert history of Erhardt Koert's purchases	Director	6,000	$28.27	$169.6K	offering	SEC filing for Erhardt Koert (opens in a new tab)
2026-09-15	Plakantonaki Charis history of Plakantonaki Charis's purchases	Other C-suite	3,000	$28.27	$84.8K	offering	SEC filing for Plakantonaki Charis (opens in a new tab)
2026-09-15	Karellis Nikolaos history of Karellis Nikolaos's purchases	Director	2,000	$28.27	$56.5K	offering	SEC filing for Karellis Nikolaos (opens in a new tab)
Total					$6.9M

What happened next

A run ends after a pause in the buying, so one company can have several. Returns are the stock's return minus its benchmark's (IWM for small companies, SPY otherwise), from the first open after the run became a cluster. Past results, not a forecast.

After this run became a cluster: 21 days -11.4%63 days –126 days –