Star Bulk Carriers Ownership | Who Owns Star Bulk Carriers?

Star Bulk Carriers Ownership Summary

Star Bulk Carriers is owned by 10.57% institutional investors, 22.93% insiders, and 66.50% retail investors. Blackrock is the largest institutional shareholder, holding 4.90% of SBLK shares. Columbia EAFE Value is the top mutual fund, with 1.45% of its assets in Star Bulk Carriers shares.

SBLK Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Star Bulk Carriers	10.57%	22.93%	66.50%
Sector	Industrials Stocks	47.66%	12.56%	39.78%
Industry	Marine Shipping Stocks	13.63%	30.51%	55.87%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	4.11M	4.90%	$100.24M
Alliancebernstein	5.45M	4.68%	$101.24M
Mirabella financial services llp	3.98M	3.42%	$11.96M
Ameriprise financial	2.17M	1.86%	$40.28B
Oaktree capital management lp	1.96M	1.69%	$36.49M
Renaissance	1.83M	1.58%	$35.18M
Boston partners	1.63M	1.43%	$37.37M
Philosophy capital management	1.45M	1.25%	$26.96M
Morgan stanley	1.09M	0.95%	$21.03M
Gratus capital	719.75K	0.86%	$17.55M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Armor advisors	328.39K	5.65%	$6.31M
Impala asset management	167.00K	2.02%	$3.21M
Valueworks	361.58K	1.96%	$6.72M
Philosophy capital management	1.45M	1.10%	$26.96M
Mirabella financial services llp	3.98M	0.99%	$11.96M
Counterpoint mutual funds	208.43K	0.72%	$4.79M
Gratus capital	719.75K	0.70%	$17.55M
Gordian capital singapore pte	25.00K	0.66%	$480.50K
Manatuck hill partners	93.80K	0.58%	$1.74M
Oaktree capital management lp	1.96M	0.56%	$36.49M

Top Buyers

Holder	Shares	% Assets	Change
Mirabella financial services llp	3.98M	0.99%	3.98M
Alliancebernstein	5.45M	0.03%	1.68M
Boston partners	1.63M	0.04%	783.35K
Blackrock	4.11M	0.00%	597.42K
D. e. shaw	743.87K	0.01%	567.54K

Top Sellers

Holder	Shares	% Assets	Change
Kingstone capital partners texas	-	-	-3.32M
Blackrock funding, inc. /de	162.97K	0.00%	-2.19M
Victory capital management	-	-	-1.90M
Amundi	-	-	-1.87M
Oaktree capital management lp	1.96M	0.56%	-1.27M

New Positions

Holder	Shares	% Assets	Change	Value
Mirabella financial services llp	3.98M	0.99%	3.98M	$11.96M
Gsa capital partners llp	269.78K	0.39%	269.78K	$6.20M
Norges bank	236.14K	0.00%	236.14K	$3.53M
Counterpoint mutual funds	208.43K	0.72%	208.43K	$4.79M
Y-intercept (hong kong)	144.94K	0.06%	144.94K	$3.33M

Sold Out

Holder	Change
Financial synergies wealth advisors	-4.00
Atlantic union bankshares	-5.00
St. johns investment management company	-13.00
Nisa investment advisors	-18.00
Cornerstone planning group	-18.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	118	-34.81%	12,235,944	-58.01%	10	1.69%	48	-28.36%	35	-35.19%
Sep 30, 2025	170	-5.56%	32,820,606	7.99%	28	4.19%	62	5.08%	51	-25.00%
Jun 30, 2025	186	-6.53%	35,103,532	-2.60%	29	3.19%	61	-44.55%	70	66.67%
Mar 31, 2025	3	-98.72%	232,770	-99.39%	-	0.02%	2	-98.23%	1	-98.80%
Dec 31, 2024	214	-8.15%	36,218,891	-20.23%	31	1.96%	97	-12.61%	81	8.00%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Columbia EAFE Value	1.65M	1.45%	17.85K
Columbia Overseas Value Inst	1.65M	1.45%	1.65M
Victory Pioneer Multi-Asset Income Y	1.24M	1.11%	-
Pioneer Multi-Asset Income Y	1.25M	1.07%	318.73K
Columbia Overseas Value SMA Cmp	1.10M	0.94%	1.10M
AB Discovery Value Advisor	1.03M	0.92%	-358.95K
PSG Flexible A	874.31K	0.78%	-
DNB Norge A	895.22K	0.76%	-
iShares Emerging Markets Dividend ETF	785.91K	0.69%	-
DNB Norge C	743.78K	0.67%	109.28K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Apr 08, 2026	Plakantonaki Charis	Chief Strategy Officer	Sell	$405.18K
Apr 14, 2026	Reskos Nikolaos	COO	Sell	$39.85K
Apr 15, 2026	Reskos Nikolaos	COO	Sell	$210.57K
Apr 08, 2026	Plakantonaki Charis	Chief Strategy Officer	Buy	$405.18K
Mar 31, 2026	Zagari Raffaele	-	Buy	$261.67K

Insider Transactions Trends

Date	Buy	Sell
2026 Q2	-	4
2026 Q1	-	2
2008 Q2	-	14
2008 Q1	-	6
2007 Q4	-	-

SBLK Ownership FAQ

Who Owns Star Bulk Carriers?

Star Bulk Carriers shareholders are primarily institutional investors at 10.57%, followed by 22.93% insiders and 66.50% retail investors. The average institutional ownership in Star Bulk Carriers's industry, Marine Shipping Stocks, is 13.63%, which Star Bulk Carriers falls below.

Who owns the most shares of Star Bulk Carriers?

Star Bulk Carriers’s largest shareholders are Blackrock (4.11M shares, 4.90%), Alliancebernstein (5.45M shares, 4.68%), and Mirabella financial services llp (3.98M shares, 3.42%). Together, they hold 13.00% of Star Bulk Carriers’s total shares outstanding.

Does Blackrock own Star Bulk Carriers?

Yes, BlackRock owns 4.90% of Star Bulk Carriers, totaling 4.11M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 100.24M$. In the last quarter, BlackRock increased its holdings by 597.42K shares, a 17.00% change.

Who is Star Bulk Carriers’s biggest shareholder by percentage of total assets invested?

Armor advisors is Star Bulk Carriers’s biggest shareholder by percentage of total assets invested, with 5.65% of its assets in 328.39K Star Bulk Carriers shares, valued at 6.31M$.

Who is the top mutual fund holder of Star Bulk Carriers shares?

Columbia EAFE Value is the top mutual fund holder of Star Bulk Carriers shares, with 1.45% of its total shares outstanding invested in 1.65M Star Bulk Carriers shares.

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