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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, Q1 2023

Institutional positions in Star Bulk Carriers Corp. as of Mar 31, 2023. 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
174
+14 vs. Q4 2022
Shares held
49.4M
+2.14M (+4.5%) vs. Q4 2022
Total value
$1.05B
+$137.7M (+15.1%) vs. Q4 2022
New holders
37
57 more added
Sold out
23
51 more reduced

1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 174 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 heldQ1 2023: $1.05B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Star Bulk Carriers Corp.; share changes are against Q4 2022.

Institutions holding SBLK in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Jane Street Group, LLC26,217$553.7K0.00%+10,198+63.7%Added
Ritholtz Wealth Management26,924$568.6K0.03%+26,924New
C2C Wealth Management, LLC26,595$575.0K0.09%+26,595New
Aquatic Capital Management LLC27,700$585.0K0.04%+27,700New
HighTower Advisors, LLC30,196$638.0K0.00%+1,881+6.6%Added
Atria Wealth Solutions, Inc.30,263$639.2K0.01%−1,500−4.7%Reduced
Sigma Planning Corp32,253$681.2K0.02%−1,175−3.5%Reduced
Legal & General Group Plc40,594$857.3K0.00%+4,899+13.7%Added
National Asset Management, Inc.42,201$891.3K0.02%+2,318+5.8%Added
Invst, LLC44,127$943.4K0.15%+44,127New
Golden Green, Inc.45,803$967.4K1.13%+8,396+22.4%Added
Raymond James & Associates46,848$989.4K0.00%+614+1.3%Added
Captrust Financial Advisors47,169$996.2K0.00%−1,661−3.4%Reduced
Boston Partners48,465$1.02M0.00%+4,194+9.5%Added
Horizon Kinetics Asset Management LLC52,384$1.11M0.02%+5,645+12.1%Added
Northern Trust Corp53,724$1.13M0.00%+1,246+2.4%Added
Paradiem, LLC55,101$1.16M0.36%+4,870+9.7%Added
Federation des caisses Desjardins du Quebec56,070$1.18M0.01%+5,290+10.4%Added
Charles Schwab Investment Management Inc58,409$1.23M0.00%+58,409New
Williams Jones Wealth Management, LLC.68,299$1.44M0.02%+11,149+19.5%Added
O'Shaughnessy Asset Management, LLC72,032$1.52M0.02%+28,170+64.2%Added
Artemis Investment Management LLP72,402$1.53M0.02%−4,594−6.0%Reduced
FIL Ltd74,822$1.58M0.00%+74,822New
JPMorgan Chase & Co75,970$1.60M0.00%+75,970New
State Street Corp76,182$1.61M0.00%+6,002+8.6%Added
Capital Fund Management S.A.76,862$1.62M0.03%−17,404−18.5%Reduced
Royal Bank of Canada77,007$1.63M0.00%+32,125+71.6%Added
LPL Financial LLC80,937$1.71M0.00%+8,727+12.1%Added
Manatuck Hill Partners, LLC83,000$1.75M0.89%−37,000−30.8%Reduced
CFM Wealth Partners LLC84,198$1.78M0.49%+84,198New
Invesco Ltd.86,998$1.84M0.00%+47,997+123.1%Added
RBF Capital, LLC88,900$1.88M0.14%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.91,616$1.94M0.01%−8,067−8.1%Reduced
GeoSphere Capital Management, LLC100,000$2.11M2.67%+100,000New
Squarepoint Ops LLC102,370$2.16M0.02%+59,614+139.4%Added
Harvey Capital Management Inc110,852$2.34M0.92%−1,357−1.2%Reduced
Greenland Capital Management LP115,179$2.43M0.29%+59,875+108.3%Added
Marketfield Asset Management LLC116,011$2.45M2.09%+116,011New
Advisor Group Holdings, Inc.120,451$2.54M0.00%+28,544+31.1%Added
Geode Capital Management, LLC131,576$2.78M0.00%+34,631+35.7%Added
Russell Investments Group, Ltd.131,747$2.78M0.01%+58,299+79.4%Added
Prospera Financial Services Inc140,014$2.96M0.12%−12,547−8.2%Reduced
Quantedge Capital Pte Ltd142,900$3.02M1.18%−164,200−53.5%Reduced
VR Advisory Services Ltd150,000$3.17M1.03%−200,000−57.1%Reduced
Goldman Sachs Group Inc157,480$3.33M0.00%+114,557+266.9%Added
Janney Montgomery Scott LLC166,295$3.51M0.01%+24,395+17.2%Added
Bank of America Corp175,376$3.70M0.00%+12,162+7.5%Added
Man Group plc–$3.74M0.01%––
Churchill Management Corp210,078$4.44M0.09%+20,072+10.6%Added
Stifel Financial Corp216,082$4.56M0.01%−149,417−40.9%Reduced
Hosking Partners LLP220,999$4.67M0.22%+220,999New
Norges Bank236,138$4.99M0.00%00.0%Unchanged
Amundi268,527$5.55M0.00%−18,544−6.5%Reduced
Vanguard Group Inc267,355$5.65M0.00%+224,475+523.5%Added
Mirabella Financial Services LLP300,000$6.34M1.36%+300,000New
Point72 Asset Management, L.P.326,600$6.90M0.02%+326,600New
Mirae Asset Global Investments Co., Ltd.327,452$6.92M0.02%+101,122+44.7%Added
Thomas White International Ltd333,882$7.05M1.49%−67,844−16.9%Reduced
Valueworks LLC349,222$7.38M2.81%−4,370−1.2%Reduced
Millennium Management LLC373,064$7.88M0.01%+49,449+15.3%Added
Gilman Hill Asset Management, LLC418,024$8.83M1.80%+4,459+1.1%Added
Encompass Capital Advisors LLC457,504$9.66M0.59%−42,496−8.5%Reduced
Philosophy Capital Management LLC510,170$10.8M2.25%+510,170New
ExodusPoint Capital Management, LP544,687$11.5M0.13%+184,687+51.3%Added
Ameriprise Financial Inc616,412$13.0M0.00%+537,213+678.3%Added
Gratus Capital LLC683,902$14.4M1.11%−6,932−1.0%Reduced
BlackRock Inc.820,744$17.3M0.00%+39,966+5.1%Added
Wells Fargo & Company825,896$17.4M0.01%−58,519−6.6%Reduced
Ion Asset Management Ltd.915,000$19.3M2.03%+915,000New
Renaissance Technologies LLC923,500$19.5M0.03%−303,400−24.7%Reduced
Morgan Stanley949,935$20.1M0.00%+6,424+0.7%Added
Balyasny Asset Management LLC961,168$20.3M0.07%−70,861−6.9%Reduced
Alliancebernstein L.P.6,724,652$142.0M0.06%+248,502+3.8%Added
Oaktree Capital Management LPSuperinvestorOaktree Capital26,067,483$550.5M6.20%00.0%Unchanged
Marshall Wace, LLP0$00.00%−390,933−100.0%Sold out
Skandinaviska Enskilda Banken AB (publ)0$00.00%−142,899−100.0%Sold out
Weiss Multi-Strategy Advisers LLC0$00.00%−141,388−100.0%Sold out
First Trust Advisors LP0$00.00%−136,740−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−71,468−100.0%Sold out
Handelsbanken Fonder AB0$00.00%−40,300−100.0%Sold out
Stephens Inc0$00.00%−33,262−100.0%Sold out
Walleye Capital LLC0$00.00%−31,427−100.0%Sold out
Victory Capital Management Inc0$00.00%−22,400−100.0%Sold out
Firethorn Wealth Partners, LLC0$00.00%−20,302−100.0%Sold out
Creative Planning0$00.00%−16,361−100.0%Sold out
SeaCrest Wealth Management, LLC0$00.00%−15,653−100.0%Sold out
SG Americas Securities, LLC0$00.00%−14,026−100.0%Sold out
XTX Topco Ltd0$00.00%−12,986−100.0%Sold out
Mariner, LLC0$00.00%−11,388−100.0%Sold out
U S Global Investors Inc0$00.00%−4,987−100.0%Sold out
Edmond de Rothschild Holding S.A.0$00.00%−4,450−100.0%Sold out
State of Wyoming0$00.00%−1,491−100.0%Sold out
1832 Asset Management L.P.0$00.00%−800−100.0%Sold out
Farther Finance Advisors, LLC0$00.00%−404−100.0%Sold out
Huntington National Bank0$00.00%−391−100.0%Sold out
Citadel Advisors LLC0$00.00%−308−100.0%Sold out
Natixis0$00.00%−73−100.0%Sold out
CoreCap Advisors, LLC––––Not filed