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SBLK · Star Bulk Carriers Corp. · Holdings

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$29.94 +0.08 (+0.26%) At close · Oct 7
Market Cap
$3.43B
Shares
116.07M
Volume · Oct 7 1.38M Avg daily vol (3M) 1.59M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Some SEC filings for this period have not finished importing. Holder totals and changes may be incomplete; these filings remain queued for recovery.
The Sep 30, 2026 filing window is still open — showing the latest known positions. Funds that have not filed yet carry their prior-quarter positions; a fund that filed without this stock counts as sold out. Each fund's Change is measured against its own previous reported quarter, shown in the Reported column. Pick a completed quarter in the Quarter selector below to put every fund on one quarter and see the stock-wide activity breakdown.
Holders: 205
Total Value: $1,112,350,409
Total Shares: 44,547,478
Showing 1–100 of 217 holdings by value · page 1 of 3

Institutional Ownership Trend

27 quarters

Holder Concentration

Across 205 13F filers
Top Holder
8.0%
Sep 2023 → Jun 2026 · range 7.4% – 40.7%
of institutional value
Top 5
28.9%
Sep 2023 → Jun 2026 · range 26.0% – 65.6%
of institutional value
Top 10
46.7%
Sep 2023 → Jun 2026 · range 43.6% – 75.6%
of institutional value
HHI
309
Sep 2023 → Jun 2026 · range 285 – 1,932
Broadly held
Showing 100 of 217
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1386716 CUSIP Y8162K204 13F (30d) 3 filings 3 filers Visit website Investor relations