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Star Bulk Carriers Corp.

SBLK
Exchange
Nasdaq
Industry
Deep Sea Foreign Transportation of Freight
SEC CIK
0001386716

In the last 90 days, Star Bulk Carriers Corp. insiders filed 9 open-market purchases and 8 sales; 203 institutions reported holding it in 13F filings for Q2 2026, worth $1.00B in total; no superinvestor holds it.

13F holders, Q2 2024

Institutional positions in Star Bulk Carriers Corp. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
243
+43 vs. Q1 2024
Shares held
55.9M
+16.2M (+41.0%) vs. Q1 2024
Total value
$1.36B
+$418.3M (+44.3%) vs. Q1 2024
New holders
76
96 more added
Sold out
33
45 more reduced

4 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SBLK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 243 institutions
Q1 2021: 89 institutionsQ2 2021: 126 institutionsQ3 2021: 120 institutionsQ4 2021: 138 institutionsQ1 2022: 190 institutionsQ2 2022: 185 institutionsQ3 2022: 164 institutionsQ4 2022: 161 institutionsQ1 2023: 174 institutionsQ2 2023: 160 institutionsQ3 2023: 151 institutionsQ4 2023: 177 institutionsQ1 2024: 204 institutionsQ2 2024: 243 institutionsQ3 2024: 223 institutionsQ4 2024: 220 institutionsQ1 2025: 190 institutionsQ2 2025: 173 institutionsQ3 2025: 166 institutionsQ4 2025: 175 institutionsQ1 2026: 190 institutionsQ2 2026: 203 institutions
Value heldQ2 2024: $1.36B
Q1 2021: $869.5MQ2 2021: $1.44BQ3 2021: $1.33BQ4 2021: $1.14BQ1 2022: $1.64BQ2 2022: $1.34BQ3 2022: $833.6MQ4 2022: $909.8MQ1 2023: $1.05BQ2 2023: $820.7MQ3 2023: $700.7MQ4 2023: $667.2MQ1 2024: $951.1MQ2 2024: $1.36BQ3 2024: $1.08BQ4 2024: $570.9MQ1 2025: $567.1MQ2 2025: $551.7MQ3 2025: $542.4MQ4 2025: $626.4MQ1 2026: $874.5MQ2 2026: $1.00B
Institutions holding SBLK and their total value by quarter
QuarterHoldersValue
Q2 2026203$1.00B
Q1 2026190$874.5M
Q4 2025175$626.4M
Q3 2025166$542.4M
Q2 2025173$551.7M
Q1 2025190$567.1M
Q4 2024220$570.9M
Q3 2024223$1.08B
Q2 2024243$1.36B
Q1 2024204$951.1M
Q4 2023177$667.2M
Q3 2023151$700.7M
Q2 2023160$820.7M
Q1 2023174$1.05B
Q4 2022161$909.8M
Q3 2022164$833.6M
Q2 2022185$1.34B
Q1 2022190$1.64B
Q4 2021138$1.14B
Q3 2021120$1.33B
Q2 2021126$1.44B
Q1 202189$869.5M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Star Bulk Carriers Corp.; share changes are against Q1 2024.

Institutions holding SBLK in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Oaktree Capital Management LPSuperinvestorOaktree Capital7,966,426$194.2M3.35%+1,858,443+30.4%Added
Arrowstreet Capital, Limited Partnership4,193,642$102.2M0.09%+1,379,929+49.0%Added
BlackRock Inc.4,111,670$100.2M0.00%+597,418+17.0%Added
Morgan Stanley3,009,452$73.4M0.01%+1,697,421+129.4%Added
Two Sigma Advisers, LP2,425,459$59.1M0.13%+1,897,959+359.8%Added
Two Sigma Investments, LP2,187,055$53.3M0.13%+1,510,210+223.1%Added
Encompass Capital Advisors LLC2,052,262$50.0M2.71%+442,860+27.5%Added
Marshall Wace, LLP1,791,426$43.7M0.06%+903,542+101.8%Added
Renaissance Technologies LLC1,746,070$42.6M0.07%+358,870+25.9%Added
Lazard Asset Management LLC1,529,686$37.3M0.05%+1,529,686New
Millennium Management LLC1,221,255$29.8M0.02%+850,845+229.7%Added
Goldman Sachs Group Inc1,171,598$28.6M0.01%+960,177+454.2%Added
Voloridge Investment Management, LLC1,052,515$25.7M0.10%+1,052,515New
Artemis Investment Management LLP1,025,802$25.0M0.34%+233,000+29.4%Added
Bank of New York Mellon Corp952,085$23.2M0.00%+952,085New
Walleye Capital LLC829,633$20.2M0.21%+821,262+9,810.8%Added
Amundi774,067$19.4M0.01%+57,817+8.1%Added
Gratus Capital LLC719,747$17.5M0.71%+21,880+3.1%Added
Qube Research & Technologies Ltd593,398$14.5M0.03%+591,004+24,686.9%Added
Wells Fargo & Company559,935$13.7M0.00%−55,094−9.0%Reduced
Grand Alliance Asset Management Ltd540,000$13.2M6.29%−160,000−22.9%Reduced
Vanguard Group Inc502,781$12.3M0.00%+259,207+106.4%Added
American Century Companies Inc480,676$11.7M0.01%+480,676New
Wexford Capital LP458,462$11.2M2.83%+172,131+60.1%Added
Dimensional Fund Advisors LP402,387$9.81M0.00%+402,387New
Gilman Hill Asset Management, LLC399,697$9.74M1.76%−4,413−1.1%Reduced
DnB Asset Management AS397,635$9.69M0.05%+397,635New
FIL Ltd396,882$9.68M0.01%+344,309+654.9%Added
Cubist Systematic Strategies, LLC380,083$9.27M0.16%+25,373+7.2%Added
Bank of America Corp368,511$8.98M0.00%+224,348+155.6%Added
JPMorgan Chase & Co365,859$8.92M0.00%+345,789+1,722.9%Added
Russell Investments Group, Ltd.354,955$8.65M0.01%+155,195+77.7%Added
Valueworks LLC353,087$8.61M2.68%+4,595+1.3%Added
Citadel Advisors LLC347,813$8.48M0.01%+62,790+22.0%Added
Ramirez Asset Management, Inc.333,651$8.13M1.66%−17,167−4.9%Reduced
Capital Fund Management S.A.324,189$7.90M0.09%+39,671+13.9%Added
Boston Partners312,772$7.63M0.01%+220,753+239.9%Added
Vienna Powszechne Towarzystwo Emerytalne S.A. Vienna Insurance Group295,000$7.19M2.82%+75,000+34.1%Added
Stifel Financial Corp271,630$6.62M0.01%+108,539+66.6%Added
Commonwealth Equity Services, LLC261,304$6.37M0.01%+20,361+8.5%Added
Hosking Partners LLP258,664$6.31M0.23%−12,353−4.6%Reduced
Armor Advisors, L.L.C.252,143$6.15M4.87%00.0%Unchanged
BNP Paribas Arbitrage, SA251,116$6.12M0.01%+240,355+2,233.6%Added
Balyasny Asset Management LLC249,896$6.09M0.02%+249,896New
Jessup Wealth Management, Inc243,936$5.95M2.54%+11,534+5.0%Added
Charles Schwab Investment Management Inc242,886$5.92M0.00%−71,688−22.8%Reduced
Norges Bank236,138$5.76M0.00%00.0%Unchanged
683 Capital Management, LLC235,000$5.73M0.60%+35,000+17.5%Added
D. E. Shaw & Co., Inc.225,575$5.50M0.01%+225,575New
Gsa Capital Partners LLP211,372$5.15M0.36%+127,643+152.4%Added
HRT Financial LP204,028$4.97M0.03%+204,028New
Invesco Ltd.197,187$4.81M0.00%+87,649+80.0%Added
Relyea Zuckerberg Hanson LLC159,730$3.89M0.65%+159,730New
LPL Financial LLC158,843$3.87M0.00%+13,797+9.5%Added
Susquehanna Fundamental Investments, LLC156,888$3.82M0.09%+29,042+22.7%Added
Graham Capital Management, L.P.147,103$3.59M0.12%+147,103New
Susquehanna International Group, LLP146,299$3.57M0.01%−154,751−51.4%Reduced
Engineers Gate Manager LP144,038$3.51M0.08%+106,282+281.5%Added
State Street Corp138,873$3.39M0.00%−9,634−6.5%Reduced
ExodusPoint Capital Management, LP124,976$3.05M0.03%+34,945+38.8%Added
FMR LLC122,644$2.99M0.00%+122,338+39,979.7%Added
Royce & Associates LP119,143$2.90M0.03%+119,143New
Janney Montgomery Scott LLC116,566$2.84M0.01%−7,824−6.3%Reduced
Bridgeway Capital Management, LLC114,279$2.79M0.07%+114,279New
Aquatic Capital Management LLC113,900$2.78M0.10%+42,300+59.1%Added
Alliancebernstein L.P.112,692$2.75M0.00%−5,232,146−97.9%Reduced
Allianz Asset Management GmbH112,497$2.74M0.00%+112,497New
Toroso Investments, LLC108,851$2.65M0.04%+55,712+104.8%Added
Verition Fund Management LLC106,463$2.60M0.02%+24,153+29.3%Added
Jump Financial, LLC105,900$2.58M0.05%+53,040+100.3%Added
Manatuck Hill Partners, LLC100,000$2.44M1.07%00.0%Unchanged
Geode Capital Management, LLC99,554$2.43M0.00%+25,903+35.2%Added
Susquehanna Portfolio Strategies, LLC94,881$2.31M0.10%+9,304+10.9%Added
Royal Bank of Canada91,123$2.22M0.00%+49,694+119.9%Added
First Trust Advisors LP89,536$2.18M0.00%−18,368−17.0%Reduced
CFM Wealth Partners LLC89,397$2.18M0.40%+6,226+7.5%Added
RBF Capital, LLC88,900$2.17M0.13%00.0%Unchanged
Dakota Wealth Management80,154$1.95M0.05%+49,244+159.3%Added
Pathstone Holdings, LLC77,655$1.89M0.01%−2,427−3.0%Reduced
Northern Trust Corp76,958$1.88M0.00%+1,889+2.5%Added
Dynamic Technology Lab Private Ltd76,827$1.87M0.21%+76,827New
Cambridge Investment Research Advisors, Inc.74,341$1.81M0.01%+3,197+4.5%Added
UBS Group AG69,886$1.70M0.00%+39,172+127.5%Added
Gordian Capital Singapore Pte Ltd65,000$1.58M0.91%+65,000New
O'Shaughnessy Asset Management, LLC59,034$1.44M0.01%+3,099+5.5%Added
Advisor Group Holdings, Inc.57,427$1.40M0.00%−24,536−29.9%Reduced
Raymond James & Associates55,881$1.36M0.00%+16,022+40.2%Added
Kestra Advisory Services, LLC52,717$1.29M0.01%−1,825−3.3%Reduced
Prelude Capital Management, LLC50,448$1.23M0.10%+21,291+73.0%Added
National Asset Management, Inc.49,022$1.20M0.03%+13,869+39.5%Added
Los Angeles Capital Management LLC48,908$1.19M0.00%+48,908New
Campbell & CO Investment Adviser LLC47,824$1.17M0.10%+47,824New
PDT Partners, LLC46,254$1.13M0.11%−163−0.4%Reduced
Harvey Capital Management Inc46,070$1.12M0.30%−6,971−13.1%Reduced
Horizon Kinetics Asset Management LLC44,417$1.08M0.02%+843+1.9%Added
Bank of Montreal43,444$1.06M0.00%+43,444New
Jane Street Group, LLC42,536$1.04M0.00%+10,533+32.9%Added
Quantedge Capital Pte Ltd41,700$1.02M0.37%+41,700New
Global Retirement Partners, LLC36,842$898.2K0.03%+34,478+1,458.5%Added
Headlands Technologies LLC35,344$861.7K0.09%+35,344New