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Star Bulk Carriers Corp. (SBLK)

Star Bulk Carriers Corp. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Star Bulk Carriers Corp. (SBLK) is a Marine Shipping company based in GR with a market capitalization of $3.1B. Revenue declined 17.6% year-over-year and the company generated $210M in free cash flow. This page tracks SBLK's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

GR · 301 employees · IPO Dec 3, 2007

Valuation

Valuation & price

$26.40 · as of May 23, 2026 · -6.4% vs 52w high

36.2

P/E ratio

Latest-FY diluted EPS

1.26

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$28.21$22.50$16.79Jul 25Dec 25Jul 26Jul 7, 25$18.20Jul 9, 25$17.40Jul 11, 25$18.52Jul 15, 25$17.92Jul 17, 25$18.77Jul 21, 25$18.43Jul 23, 25$19.06Jul 25, 25$18.80Jul 29, 25$18.67Jul 31, 25$18.26Aug 4, 25$18.77Aug 6, 25$19.15Aug 11, 25$18.52Aug 13, 25$18.99Aug 15, 25$18.66Aug 19, 25$18.37Aug 21, 25$18.98Aug 25, 25$19.21Aug 27, 25$19.01Aug 29, 25$18.65Sep 3, 25$18.93Sep 5, 25$19.31Sep 9, 25$19.72Sep 11, 25$19.19Sep 16, 25$19.30Sep 18, 25$19.84Sep 22, 25$19.14Sep 24, 25$19.87Sep 26, 25$19.27Sep 30, 25$18.59Oct 2, 25$18.52Oct 6, 25$18.44Oct 8, 25$18.02Oct 10, 25$16.79Oct 14, 25$17.31Oct 16, 25$17.49Oct 21, 25$17.45Oct 23, 25$17.72Oct 27, 25$17.91Oct 29, 25$18.57Oct 31, 25$18.82Nov 4, 25$17.95Nov 6, 25$18.15Nov 10, 25$18.66Nov 12, 25$18.78Nov 14, 25$18.92Nov 18, 25$19.30Nov 20, 25$18.79Nov 25, 25$19.86Nov 28, 25$19.90Dec 2, 25$19.80Dec 4, 25$20.50Dec 8, 25$20.04Dec 10, 25$19.46Dec 12, 25$18.27Dec 16, 25$18.09Dec 18, 25$18.09Dec 22, 25$18.80Dec 24, 25$18.95Dec 29, 25$19.71Jan 2, 26$19.37Jan 6, 26$20.40Jan 8, 26$20.75Jan 12, 26$19.62Jan 14, 26$20.61Jan 16, 26$20.37Jan 21, 26$21.29Jan 23, 26$21.40Jan 27, 26$22.01Jan 29, 26$22.90Feb 2, 26$23.11Feb 4, 26$22.30Feb 9, 26$23.29Feb 11, 26$23.97Feb 13, 26$23.80Feb 18, 26$24.71Feb 20, 26$25.24Feb 24, 26$25.28Feb 26, 26$25.02Mar 2, 26$26.89Mar 4, 26$25.63Mar 6, 26$23.66Mar 10, 26$23.81Mar 12, 26$22.15Mar 17, 26$22.23Mar 19, 26$22.73Mar 23, 26$22.82Mar 25, 26$22.86Mar 27, 26$22.25Mar 31, 26$22.97Apr 2, 26$24.32Apr 7, 26$23.72Apr 9, 26$24.19Apr 13, 26$24.73Apr 15, 26$24.64Apr 17, 26$24.45Apr 22, 26$24.83Apr 24, 26$24.23Apr 28, 26$24.64Apr 30, 26$25.13May 4, 26$25.30May 6, 26$26.90May 8, 26$26.83May 12, 26$27.34May 14, 26$26.68May 18, 26$26.36May 20, 26$26.69May 22, 26$26.40May 28, 26$27.18Jun 1, 26$28.21Jun 3, 26$27.17Jun 5, 26$27.32Jun 9, 26$26.75Jun 11, 26$27.15Jun 15, 26$27.07Jun 17, 26$26.75Jun 22, 26$26.52Jun 24, 26$25.67Jun 26, 26$24.40Jul 2, 26$25.15
$16.7952-week range$28.21
Loading valuation history…

Fundamentals

Key fundamentals

$3.1B

Market cap

-17.6%

Revenue growth (YoY)

22.5%

Gross margin

$210M

Free cash flow (USD)

$571.9M

Net debt

5.7%

Share dilution

4/5

Graham criteria passed

Defensive-investor screen

Industrials

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$222.1MFY 2017$332.0MFY 2018$651.6MFY 2019$821.4MFY 2020$693.2MFY 2021$1.4BFY 2022$1.4BFY 2023$949.3MFY 2024$1.3BFY 2025$1.0B
$222.1M$1B

Free cash flow by year

2016 → 2025

FY 2016$-429.6MFY 2017$-62.7MFY 2018$-159.6MFY 2019$-258.6MFY 2020$98.5MFY 2021$636.9MFY 2022$744.5MFY 2023$317.7MFY 2024$412.3MFY 2025$210.0M
-$429.6M$210M

Gross margin by year

2021 → 2025

FY 202165.2%FY 202257.1%FY 202341.6%FY 202446.0%FY 202522.5%
65.2%22.5%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

7

Insider sells · 90 days

Earnings

Last reported: May 20, 2026 (EPS $0.56)

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Insider sellInsider Sell $539KKarellis Nikolaos · Director · $539.2KJun 12, 2026Filing
  • Insider sellInsider Sell $142KReskos Nikolaos · Chief Operating Officer · $142.5KJun 3, 2026Filing
  • Annual reportAnnual Report FiledMay 26, 2026Filing
  • Insider sellInsider Sell $1.1MReskos Nikolaos · Chief Operating Officer · $1.1MMay 22, 2026Filing
  • Insider sellInsider Sell $872KReskos Nikolaos · Chief Operating Officer · $872.2KMay 20, 2026Filing
  • Insider sellInsider Sell $405KPlakantonaki Charis · Chief Strategy Officer · $405.2KApr 16, 2026Filing
  • Insider sellInsider Sell $250KReskos Nikolaos · COO · $250.4KApr 16, 2026Filing
  • Insider sellInsider Sell $405KPlakantonaki Charis · Chief Strategy Officer · $405.2KApr 16, 2026Filing
  • 6-K filingAnnual Meeting NoticeApr 6, 2026Filing
  • Insider sellInsider Sell $2.6BZagari Raffaele · Director · $2.6BApr 1, 2026Filing

Questions

Frequently asked questions

What is Star Bulk Carriers Corp.'s market cap?

Star Bulk Carriers Corp. (SBLK) has a market capitalization of $3.1B.

What is SBLK's P/E ratio?

SBLK trades at a price-to-earnings ratio of 36.2, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is SBLK's price-to-book (P/B) ratio?

SBLK trades at 1.26 times book value per share.

When did Star Bulk Carriers Corp. last report earnings?

SBLK last reported earnings on May 20, 2026; the next date is not yet scheduled.

Are insiders buying SBLK stock?

SEC Form 4 filings show no open-market insider buys at Star Bulk Carriers Corp. in the last 90 days (7 sells).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

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News

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Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.