Latest Period
Q4 2025
Security Snapshot
Star Bulk Carriers Corp. - Common Shares, $0.01 par value (SBLK) Institutional Ownership
CUSIP: Y8162K204
13F Institutional Holders and Ownership History from Q2 2016 to Q1 2026
Institutions Reporting
170
Shares (Excl. Options)
32,597,178
Price
$19.22
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- Type / Class
- Equity / Common Shares, $0.01 par value
- Symbol
- SBLK on Nasdaq
- Shares outstanding
- 114,619,932
- Price per share
- $22.97
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 32,597,178
- Total reported value
- $625,898,103
- % of total 13F portfolios
- 0%
- Share change
- +2,460,817
- Value change
- +$47,695,927
- Number of holders
- 170
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- SBLK - Star Bulk Carriers Corp. - Common Shares, $0.01 par value is tracked under CUSIP Y8162K204.
- 170 institutions reported positions in Q4 2025.
- 2 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 170 to 63 between Q4 2025 and Q1 2026.
- Reported value moved from $625,898,103 to $65,420,539.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 170 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP Y8162K204?
CUSIP Y8162K204 identifies SBLK - Star Bulk Carriers Corp. - Common Shares, $0.01 par value in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP Y8162K204:
Significant Owners of Star Bulk Carriers Corp. - Common Shares, $0.01 par value (SBLK) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Famatown Finance Ltd | 12% | +4.1% | $252,284,890 | +$4,294,290 | 13,571,000 | +1.7% | Famatown Finance Limited | 03 Oct 2025 |
| Danaos Corp | 5.2% | $90,058,705 | 6,130,613 | Danaos Corporation | 06 May 2025 |
As of 31 Dec 2025, 170 institutional investors reported holding 32,597,178 shares of Star Bulk Carriers Corp. - Common Shares, $0.01 par value (SBLK). This represents 28% of the company’s total 114,619,932 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of Star Bulk Carriers Corp. - Common Shares, $0.01 par value (SBLK) together control 23% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| ALLIANCEBERNSTEIN L.P. | 5.1% | 5,832,805 | +7.1% | 0.04% | $112,106,512 |
| AMERIPRISE FINANCIAL INC | 1.9% | 2,146,631 | -0.94% | 0.01% | $41,258,239 |
| OAKTREE CAPITAL MANAGEMENT LP | 1.7% | 1,962,892 | 0% | 0.61% | $37,726,784 |
| RENAISSANCE TECHNOLOGIES LLC | 1.6% | 1,830,389 | -5.3% | 0.05% | $35,180,077 |
| Philosophy Capital Management LLC | 1.4% | 1,650,000 | +14% | 3.7% | $31,713,000 |
| MORGAN STANLEY | 0.95% | 1,094,404 | -4.8% | 0% | $21,034,464 |
| Focus Partners Wealth | 0.91% | 1,041,252 | +4.3% | 0.02% | $19,391,114 |
| UBS Group AG | 0.8% | 915,978 | -49% | 0% | $17,605,098 |
| MILLENNIUM MANAGEMENT LLC | 0.77% | 887,056 | +1019% | 0.01% | $17,049,216 |
| Boston Partners | 0.74% | 843,098 | +425% | 0.02% | $16,205,057 |
| DNB Asset Management AS | 0.71% | 817,099 | -1.2% | 0.05% | $15,704,643 |
| Point72 Asset Management, L.P. | 0.7% | 807,152 | 0.02% | $15,513,461 | |
| Allianz Asset Management GmbH | 0.67% | 766,774 | +17% | 0.02% | $14,737,396 |
| GOLDMAN SACHS GROUP INC | 0.55% | 635,394 | +46% | 0% | $12,212,273 |
| Bridgewater Associates, LP | 0.53% | 604,686 | +670% | 0.04% | $11,622,065 |
| FEARNLEY ASSET MANAGEMENT AS | 0.5% | 577,316 | 0% | 5.1% | $11,096,014 |
| TWO SIGMA INVESTMENTS, LP | 0.49% | 562,400 | 0.02% | $10,809,328 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.43% | 489,010 | +16% | 0.01% | $9,398,772 |
| Jump Financial, LLC | 0.42% | 476,101 | 0.12% | $9,150,661 | |
| FRANKLIN RESOURCES INC | 0.4% | 463,275 | +19% | 0% | $8,904,146 |
| VANGUARD GROUP INC | 0.39% | 441,631 | +2.6% | 0% | $8,488,153 |
| BANK OF AMERICA CORP /DE/ | 0.33% | 380,725 | +22% | 0% | $7,317,536 |
| Marnell Management LLC | 0.32% | 361,191 | 0% | 5.3% | $6,942,091 |
| VALUEWORKS LLC | 0.31% | 358,588 | -0.83% | 1.8% | $6,892,065 |
| JANE STREET GROUP, LLC | 0.31% | 357,602 | +2169% | 0.01% | $6,873,111 |
Institutional Holders of Star Bulk Carriers Corp. - Common Shares, $0.01 par value (SBLK) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 2,849,157 | $65,420,539 | -$1,168,276 | $22.97 | 63 |
| 2025 Q4 | 32,597,178 | $625,898,103 | +$47,695,927 | $19.22 | 170 |
| 2025 Q3 | 29,122,926 | $541,405,816 | -$45,025,987 | $18.59 | 162 |
| 2025 Q2 | 31,889,369 | $550,513,552 | -$61,096,349 | $17.25 | 169 |
| 2025 Q1 | 35,952,517 | $556,918,973 | -$29,994,185 | $15.56 | 181 |
| 2024 Q4 | 38,181,645 | $570,734,859 | -$149,577,891 | $14.95 | 217 |
| 2024 Q3 | 45,623,963 | $1,078,857,785 | -$147,647,559 | $23.69 | 220 |
| 2024 Q2 | 55,862,911 | $1,362,224,454 | +$389,773,050 | $24.38 | 239 |
| 2024 Q1 | 39,914,114 | $951,050,625 | +$202,349,117 | $23.87 | 203 |
| 2023 Q4 | 31,323,662 | $665,990,332 | -$117,563,792 | $21.26 | 174 |
| 2023 Q3 | 36,343,386 | $700,656,758 | -$190,162,489 | $19.28 | 149 |
| 2023 Q2 | 46,358,233 | $820,566,907 | -$66,557,175 | $17.70 | 158 |
| 2023 Q1 | 49,598,716 | $1,047,376,146 | +$50,893,224 | $21.12 | 171 |
| 2022 Q4 | 47,290,025 | $909,796,089 | -$4,924,336 | $19.23 | 158 |
| 2022 Q3 | 47,656,717 | $833,575,300 | -$131,338,889 | $17.48 | 160 |
| 2022 Q2 | 53,791,992 | $1,343,926,564 | -$51,965,003 | $24.99 | 180 |
| 2022 Q1 | 55,302,866 | $1,641,959,040 | +$152,941,219 | $29.69 | 185 |
| 2021 Q4 | 50,413,840 | $1,140,335,928 | -$123,769,960 | $22.67 | 136 |
| 2021 Q3 | 55,387,311 | $1,331,215,396 | -$161,613,232 | $24.04 | 118 |
| 2021 Q2 | 62,564,393 | $1,435,826,171 | +$87,539,715 | $22.95 | 123 |
| 2021 Q1 | 59,185,529 | $868,853,109 | +$89,623,975 | $14.68 | 82 |
| 2020 Q4 | 53,284,497 | $470,495,526 | +$8,561,799 | $8.83 | 56 |
| 2020 Q3 | 52,488,698 | $361,643,412 | +$840,932 | $6.89 | 49 |
| 2020 Q2 | 52,390,324 | $345,886,353 | -$17,786,159 | $6.60 | 54 |
| 2020 Q1 | 55,829,982 | $315,199,156 | -$8,406,082 | $5.64 | 60 |
| 2019 Q4 | 55,405,404 | $654,375,601 | +$52,368,427 | $11.81 | 72 |
| 2019 Q3 | 50,233,400 | $505,719,049 | -$23,873,296 | $10.07 | 64 |
| 2019 Q2 | 52,340,974 | $505,042,760 | +$3,415,599 | $9.65 | 61 |
| 2019 Q1 | 52,264,181 | $343,896,247 | -$2,134,132 | $6.58 | 61 |
| 2018 Q4 | 51,807,674 | $473,512,848 | -$15,808,125 | $9.14 | 68 |
| 2018 Q3 | 52,858,472 | $763,754,938 | +$103,429,339 | $14.45 | 87 |
| 2018 Q2 | 45,782,541 | $588,763,545 | +$19,888,979 | $12.86 | 72 |
| 2018 Q1 | 44,270,645 | $514,875,792 | -$2,328,291 | $11.63 | 64 |
| 2017 Q4 | 44,641,162 | $502,655,134 | -$5,480,317 | $11.26 | 56 |
| 2017 Q3 | 45,183,391 | $438,865,557 | -$20,496,548 | $9.71 | 54 |
| 2017 Q2 | 47,243,123 | $464,461,791 | +$4,799,402 | $9.83 | 54 |
| 2017 Q1 | 46,600,593 | $553,614,177 | +$93,725,026 | $11.88 | 52 |
| 2016 Q4 | 39,316,522 | $200,905,000 | +$4,771,714 | $5.11 | 35 |
| 2016 Q3 | 38,405,746 | $174,361,000 | +$27,237,863 | $4.54 | 27 |
| 2016 Q2 | 33,039,444 | $97,795,000 | +$97,788,000 | $2.96 | 25 |