# Star Bulk Carriers (SBLK.US)

Canonical: https://gigainvestors.com/s/SBLK

Analysis as of: 2026-10-16T07:31:47.402Z. Financial observations: FY2011–FY2026.

Listing currency: USD. Reporting currency: USD.

## Verdict

Not a wonderful business

Quality tests for Buy: not passed (profit record: fail; earnings resilience is evidence only). Published buy qualification: no.

Share price: $27.98 per share; close as of 2026-10-15.

Estimated value: low $41.92 per share, central $47.06 per share, high $53.89 per share. Buy at or below the central value $47.06 per share. Valuation as of 2026-10-16T07:31:47.402Z; scenarios are not confidence intervals.

Expected annual return: 16.0% at the stated quote. About 16.0% a year at today's price (required return 10.0%). required return 10.0% a year (10% floor; US 10-year bond 5.1% + 4 points).

## Checklist

### understandable: fail

- 3 revenue declines in the last 10 years (informational)

- operating margin variation exceeds 0.35

- Financial history: 10 years

- Years with declining revenue: 3

- Years with a net loss: 2

- Operating margin variation: 0.55×

Chart: Operating margin; fiscal year observations.

- FY2017: 0.12×

- FY2018: 0.20×

- FY2019: 0.09×

- FY2020: 0.12×

- FY2021: 0.52×

- FY2022: 0.42×

- FY2023: 0.25×

- FY2024: 0.30×

- FY2025: 0.13×

- LTM to Jun 2026: 0.28×

### moat: fail

- ROIC median below threshold

- ROIC worst years below threshold (more than 1 bad year allowed)

- Recent gross margin fell 20.5pp below the typical margin (limit 4pp)

- ROIC, median of available years: 4.6%

- ROIC, second-lowest year: 1.7%

- Typical minus recent gross margin: 20.5 pp

- Typical gross margin (annual median): 43.0%

- Recent gross margin (lower of latest and 3-year median): 22.5%

- Years with nonpositive capital: 0

- Capital spending / revenue: 9.8%

- ROIC including acquisitions, ten-year median: 4.0%

Chart: ROIC excluding acquisitions; fiscal year observations.

- FY2016: -4.8%

- FY2017: 1.7%

- FY2018: 4.8%

- FY2019: 1.9%

- FY2020: 2.8%

- FY2021: 23.0%

- FY2022: 19.9%

- FY2023: 8.8%

- FY2024: 10.9%

- FY2025: 4.4%

### economics: pass

- Owner earnings / net income, 5-yr: 1.26×

- Cash conversion uses consolidated totals: No

- Owner earnings, five-year total: $2.3B

- Net income, five-year total: $1.8B

- Return on incremental invested capital: 127.9%

- Working capital / revenue, annual change: 0.1 pp

- Working capital / revenue, change between three-year averages: 1.5 pp

- Working capital / revenue, final three-year average: 10.3%

Chart: Annual owner cash / profit; fiscal year observations.

- FY2021: 1.03×

- FY2022: 1.23×

- FY2023: 1.69×

- FY2024: 1.36×

- FY2025: 2.00×

### management: fail

- Historical market-dollar context (not the management verdict): 2016 to 2025 (9 years)

- ROIC first 3 years vs last 3 years: 1.7% vs 8.8%

- Per-share earnings: -3.24 to 1.75 (three-year endpoint medians)

- five-year and ten-year diluted share growth both above threshold

- material buybacks concentrated at lower earnings yields (Spearman rho below threshold)

- Management verdict uses per-share economic progress: Yes

- Ordinary dilution, 10-year annual growth: 11.4%

- Ordinary dilution, 5-year annual growth: 3.7%

- Market cap gain: $2.0B

- Cumulative retained earnings: $471M

- Diluted shares, 10-year annual growth: 11.4%

- Diluted shares, 5-year annual growth: 3.7%

- $1 test, starting fiscal year: FY2016

- $1 test, ending fiscal year: FY2025

- Per-share value change: $5.00

- Per-share value, starting three-year median: -$3.24

- Per-share value, ending three-year median: $1.75

- Buybacks concentrated in cheaper years (correlation): -0.64

- Average buyback yield: 4.1%

- Buyback history: 7 years

- Debt-funded buybacks: No

- Acquisition spending: $0

- Cumulative net income, 10 years: $1.7B

- ROIC, first three-year median: 1.7%

- ROIC, last three-year median: 8.8%

Chart: Earnings per share; fiscal year observations.

- FY2016: -$3.24

- FY2017: -$0.16

- FY2018: $0.76

- FY2019: -$0.17

- FY2020: $0.10

- FY2021: $6.71

- FY2022: $5.52

- FY2023: $1.75

- FY2024: $2.80

- FY2025: $0.73

### accounting: pass

- Sloan accruals: -5.6%

- Receivables to sales index (DSRI): 1.19×

- Restructuring years, last five: 0

- Stock compensation / operating cash flow: 6.0%

- Earnings backed by cash: Yes

- Operating cash / earnings: 3.52×

- Accounting red flags: 0

- Goodwill and intangibles / equity: 0.00×

Chart: Sloan accruals; fiscal year observations.

- FY2016: -6.0%

- FY2017: -4.2%

- FY2018: -3.7%

- FY2019: -3.2%

- FY2020: -5.0%

- FY2021: -2.3%

- FY2022: -5.9%

- FY2023: -5.4%

- FY2024: -4.1%

- FY2025: -5.6%

## Holders

## Price story

Price needs cash profits to shrink 6.6% a year for ten years · sales +15.4%

Story as of 2026-10-16T09:59:33.177Z; price observation 2026-10-15.

Price needs cash profits to shrink 6.6% a year for ten years

### Sales · FY2025–2026

sales +15.4%; source https://www.sec.gov/Archives/edgar/data/1386716/000095015726000397/sblk-20251231.htm; observed 2026-03-19.

- FY2017: $332M 

- FY2018: $652M 

- FY2019: $821M 

- FY2020: $693M 

- FY2021: $1.4B 

- FY2022: $1.4B 

- FY2023: $949M 

- FY2024: $1.3B 

- FY2025: $1.0B 

- FY2026: $1.2B 

### Gross margin · FY2025

gross margin 22.5%; source https://www.sec.gov/Archives/edgar/data/1386716/000095015726000397/sblk-20251231.htm; observed 2026-03-19.

- FY2016: 20.0% 

- FY2017: 45.6% 

- FY2018: 44.4% 

- FY2019: 29.1% 

- FY2020: 35.0% 

- FY2021: 65.2% 

- FY2022: 57.1% 

- FY2023: 41.6% 

- FY2024: 46.0% 

- FY2025: 22.5% 

## Owner memo

Memo as of 2026-10-16T08:06:05.509Z.

### How it makes money

Operates in marine shipping; annual sales are USD 1 billion.

- Source: https://www.sec.gov/Archives/edgar/data/1386716/000095015726000397/sblk-20251231.htm (filed 2026-03-19); FY2025: revenue 1042499000; grossProfit 234377000; margin = grossProfit / revenue.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-10-16); SBLK.US: Star Bulk Carriers Corp. provides international seaborne transportation services for dry bulk commodities. The company transports major bulk cargoes, including iron ore, minerals, and grain, as well as minor bulks such as bauxite, fertilizers, and steel products. The company owns a fleet of dry bulk vessels consisting of Newcastlemax, Capesize, Post Panamax, Kamsarmax, Ultramax, and Supramax vessels. The company has a strategic partnership with Hermes World Maritime S.A. Star Bulk Carriers Corp. was incorporated in 2006 and is based in Marousi, Greece.

### Why customers stay

Margins ranged from 22.5% to 46% during 2023–25; it earns 4.6% on its capital.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); FY2023: grossProfit / revenue = 41.6%.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); FY2024: grossProfit / revenue = 46%.

- Source: https://www.sec.gov/Archives/edgar/data/1386716/000095015726000397/sblk-20251231.htm (filed 2026-03-19); FY2025: grossProfit / revenue = 22.5%.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); 10-year return on capital observations [[2016,-0.047770445584338246],[2017,0.016522019571157443],[2018,0.04780358786489229],[2019,0.019347980325491423],[2020,0.028255151959929364],[2021,0.22964335567907948],[2022,0.19861756923329119],[2023,0.0883059610791464],[2024,0.10903009176558001],[2025,0.044255765001274296]]; median 0.0460296764330833. ROIC follows the displayed moat series; financial companies use return on tangible equity.

### Where the cash goes

Paid dividends in 9 of 10 years; bought back USD 98.1 million of shares.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); FY2018: growth capex 227602000; upkeep 101032000; owner earnings 58397000. Growth capex / owner earnings = 3.8974947343185438.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); FY2020: growth capex 0; upkeep 72059000; owner earnings 78710000. Growth capex / owner earnings = 0.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); FY2021: growth capex 0; upkeep 130147000; owner earnings 702836000. Growth capex / owner earnings = 0.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); FY2022: growth capex 0; upkeep 25403000; cash acquisitions 0; owner earnings 697329000. Growth capex plus acquisitions / owner earnings = 0.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); FY2023: growth capex 0; upkeep 18091000; cash acquisitions 0; owner earnings 293894000. Growth capex plus acquisitions / owner earnings = 0.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); FY2024: growth capex 0; upkeep 55095000; cash acquisitions 0; owner earnings 413614000. Growth capex plus acquisitions / owner earnings = 0.

- Source: https://www.sec.gov/Archives/edgar/data/1386716/000095015726000397/sblk-20251231.htm (filed 2026-03-19); FY2025: growth capex 0; upkeep 83988000; cash acquisitions 0; owner earnings 168462999. Growth capex plus acquisitions / owner earnings = 0.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); Dividend observations: [[2016,0],[2017,4804000],[2018,4804000],[2019,4804000],[2020,4804000],[2021,230240000],[2022,668697000],[2023,158052000],[2024,277008000],[2025,34375000]]. Zero only counted when supported by a complete cash-flow statement.

- Source: https://www.sec.gov/Archives/edgar/data/1386716/000095015726000397/sblk-20251231.htm (filed 2026-03-19); FY2025: cash repurchases 98131000 USD.

### Are managers owners

Insiders own 24.5% of the company.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-10-16); SBLK.US SharesStats.PercentInsiders = 24.461 percentage points; cache date 2026-10-16.

### What the price says

The price assumes cash profits shrink 6.6% yearly over ten years.

- Source: https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds/ (filed 2026-03-19); Ten-year compound average after fade. Initial solved rate -0.10591730554518702. Price 27.98; FX 1; discount 0.1; same standard ten-year fade to terminal 0.03. FY2015 owner earnings/share -11.710692125145686 → FY2025 1.4595602653496744. Closing-price date 2026-10-15.

## Monthly share-price history (USD per share)

- 2016-10: $4.56 per share

- 2016-11: $5.17 per share

- 2016-12: $5.11 per share

- 2017-01: $8.69 per share

- 2017-02: $9.37 per share

- 2017-03: $11.88 per share

- 2017-04: $9.46 per share

- 2017-05: $7.94 per share

- 2017-06: $9.83 per share

- 2017-07: $10.04 per share

- 2017-08: $11.41 per share

- 2017-09: $9.71 per share

- 2017-10: $10.80 per share

- 2017-11: $10.07 per share

- 2017-12: $11.26 per share

- 2018-01: $11.15 per share

- 2018-02: $12.67 per share

- 2018-03: $11.63 per share

- 2018-04: $12.10 per share

- 2018-05: $13.19 per share

- 2018-06: $12.86 per share

- 2018-07: $13.39 per share

- 2018-08: $12.63 per share

- 2018-09: $14.45 per share

- 2018-10: $12.15 per share

- 2018-11: $9.57 per share

- 2018-12: $9.14 per share

- 2019-01: $7.41 per share

- 2019-02: $7.39 per share

- 2019-03: $6.58 per share

- 2019-04: $8.69 per share

- 2019-05: $7.65 per share

- 2019-06: $9.65 per share

- 2019-07: $9.88 per share

- 2019-08: $10.47 per share

- 2019-09: $10.07 per share

- 2019-10: $10.65 per share

- 2019-11: $10.99 per share

- 2019-12: $11.81 per share

- 2020-01: $8.10 per share

- 2020-02: $8.67 per share

- 2020-03: $5.64 per share

- 2020-04: $5.67 per share

- 2020-05: $5.09 per share

- 2020-06: $6.60 per share

- 2020-07: $6.97 per share

- 2020-08: $7.10 per share

- 2020-09: $6.89 per share

- 2020-10: $6.24 per share

- 2020-11: $8.21 per share

- 2020-12: $8.83 per share

- 2021-01: $10.61 per share

- 2021-02: $14.08 per share

- 2021-03: $14.68 per share

- 2021-04: $18.63 per share

- 2021-05: $19.51 per share

- 2021-06: $22.95 per share

- 2021-07: $19.03 per share

- 2021-08: $23.07 per share

- 2021-09: $24.04 per share

- 2021-10: $20.69 per share

- 2021-11: $21.01 per share

- 2021-12: $22.67 per share

- 2022-01: $22.24 per share

- 2022-02: $30.08 per share

- 2022-03: $29.69 per share

- 2022-04: $28.10 per share

- 2022-05: $32.72 per share

- 2022-06: $24.99 per share

- 2022-07: $26.03 per share

- 2022-08: $19.55 per share

- 2022-09: $17.48 per share

- 2022-10: $17.42 per share

- 2022-11: $19.25 per share

- 2022-12: $19.23 per share

- 2023-01: $22.72 per share

- 2023-02: $24.51 per share

- 2023-03: $21.12 per share

- 2023-04: $21.11 per share

- 2023-05: $17.13 per share

- 2023-06: $17.70 per share

- 2023-07: $18.08 per share

- 2023-08: $17.59 per share

- 2023-09: $19.28 per share

- 2023-10: $18.67 per share

- 2023-11: $21.26 per share

- 2023-12: $21.26 per share

- 2024-01: $21.74 per share

- 2024-02: $23.87 per share

- 2024-03: $23.87 per share

- 2024-04: $24.32 per share

- 2024-05: $27.08 per share

- 2024-06: $24.38 per share

- 2024-07: $22.54 per share

- 2024-08: $21.37 per share

- 2024-09: $23.69 per share

- 2024-10: $19.11 per share

- 2024-11: $17.32 per share

- 2024-12: $14.95 per share

- 2025-01: $15.37 per share

- 2025-02: $15.63 per share

- 2025-03: $15.56 per share

- 2025-04: $14.74 per share

- 2025-05: $16.51 per share

- 2025-06: $17.25 per share

- 2025-07: $18.26 per share

- 2025-08: $18.65 per share

- 2025-09: $18.59 per share

- 2025-10: $18.82 per share

- 2025-11: $19.90 per share

- 2025-12: $19.22 per share

- 2026-01: $22.95 per share

- 2026-02: $26.29 per share

- 2026-03: $22.97 per share

- 2026-04: $25.13 per share

- 2026-05: $27.25 per share

- 2026-06: $24.97 per share

- 2026-07: $28.75 per share

- 2026-08: $30.87 per share

- 2026-09: $29.36 per share

- 2026-10: $27.98 per share

## Annual estimated value (USD per share)

- FY2021: low $17.94 per share, central $19.84 per share, high $22.36 per share

- FY2022: low $19.89 per share, central $22.28 per share, high $25.48 per share

- FY2023: low $41.23 per share, central $56.18 per share, high $65.53 per share

- FY2024: low $45.27 per share, central $51.00 per share, high $58.63 per share

- FY2025: low $36.42 per share, central $40.87 per share, high $46.79 per share

Historical values use today's bond yield for every fiscal year

Historical values use today's FX rate into trading currency for every fiscal year

Historical values use current restated fundamentals and current commodity classification; they are not point-in-time estimates

## Sources

[Original 20-F filing](https://www.sec.gov/Archives/edgar/data/1386716/000095015726000397/sblk-20251231.htm); period 2025-12-31, filed 2026-03-19.

Estimates depend on assumptions and are not guarantees or investment advice. Underlying data remains subject to its source licenses; public reading does not grant bulk redistribution rights.
← Companies

Star Bulk Carriers

SBLK · US

Not a wonderful business

3 quality tests fail. A lower price would not fix the business.

Share price
$27.98
Buy up to
$47.06
Expected / yr
16.0% at today's price (10.0% at central value)

The business

How it makes money
Why customers stay
Where the cash goes
Are managers owners
What the price says

1. Is this a good business?

Evidence only; not required for Buy

Margins varied 55% around their average (limit 35%).

10y median
22.7%
Worst year
9.0%
Latest · LTM
28.4%

Capital return excluding acquisitions: median 4.6% (minimum 15%), and the second-worst year 1.7% (minimum 10%), and gross margin fell 20.5 percentage points (limit 4).

10y median
4.6%
Worst year
-4.8%
Latest · 2025
4.4%

Each $1 of profit left $1.26 for owners over five years (minimum $0.80).

Five-year totals
1.26×
Annual median
1.36×
Latest · 2025
2.00×

Share growth was 11.4% over ten years and 3.7% over five (either must be at most 1% a year), and buybacks favoured expensive years across 7 years (limit five), with price discipline -0.64 (minimum -0.5) and spending 4.1% of value (limit 1%).

10y median
$0.74
Worst year
-$3.24
Latest · 2025
$0.73

Profits were backed by cash: accruals were -5.6% of assets (limit 10%).

10y median
-4.6%
Worst year
-2.3%
Latest · 2025
-5.6%

Profit record · fail 3 loss years in 10 (at most 2), mean operating margin 16.7%, three-year average owner earnings per share 2.75 USD. 3 loss years in the last 10; at most 2 allowed.

2. Is the price low enough?

Price & return math
Value range$41.92 – $53.89
Buy at or belowCentral value $47.06
Discount to value1 − 27.98 / 47.06 = 40.5%
Return / yearAbout 16.0% a year at today's price (required return 10.0%)
Cash-flow inputsOwner cash USD 3.41/share; 0.0% growth for 5 years, then fades to 3.0%; excess cash USD 4.69/share today.
Required return10.0% / year, earned by construction at the central value
Revenue$1.2B
$1.4B$020172026
FY2017 · Revenue: $332M; FY2018 · Revenue: $652M; FY2019 · Revenue: $821M; FY2020 · Revenue: $693M; FY2021 · Revenue: $1.4B; FY2022 · Revenue: $1.4B; FY2023 · Revenue: $949M; FY2024 · Revenue: $1.3B; FY2025 · Revenue: $1.0B; FY2026 · Revenue: $1.2B
Revenue
Owner earnings$168M
$703M-$468M20162025
FY2016 · Owner earnings: -$468M; FY2017 · Owner earnings: -$9.8M; FY2018 · Owner earnings: $58M; FY2019 · Owner earnings: -$16M; FY2020 · Owner earnings: $79M; FY2021 · Owner earnings: $703M; FY2022 · Owner earnings: $697M; FY2023 · Owner earnings: $294M; FY2024 · Owner earnings: $414M; FY2025 · Owner earnings: $168M
Owner earnings
Operating margin28.4%
51.8%0.0%20172026
FY2017 · Operating margin: 11.7%; FY2018 · Operating margin: 20.2%; FY2019 · Operating margin: 9.0%; FY2020 · Operating margin: 12.1%; FY2021 · Operating margin: 51.8%; FY2022 · Operating margin: 42.3%; FY2023 · Operating margin: 25.1%; FY2024 · Operating margin: 30.3%; FY2025 · Operating margin: 13.5%; FY2026 · Operating margin: 28.4%
Operating margin
Net cash / debt-$729M
$1.00-$1.5B20162025
FY2016 · Net cash / debt: -$770M; FY2017 · Net cash / debt: -$769M; FY2018 · Net cash / debt: -$1.2B; FY2019 · Net cash / debt: -$1.5B; FY2020 · Net cash / debt: -$1.4B; FY2021 · Net cash / debt: -$1.1B; FY2022 · Net cash / debt: -$1.0B; FY2023 · Net cash / debt: -$1.0B; FY2024 · Net cash / debt: -$1.0B; FY2025 · Net cash / debt: -$729M
Net cash / debt
Diluted shares115M
115M020162025
FY2016 · Diluted shares: 48M; FY2017 · Diluted shares: 63M; FY2018 · Diluted shares: 77M; FY2019 · Diluted shares: 94M; FY2020 · Diluted shares: 96M; FY2021 · Diluted shares: 101M; FY2022 · Diluted shares: 103M; FY2023 · Diluted shares: 99M; FY2024 · Diluted shares: 109M; FY2025 · Diluted shares: 115M
Diluted shares
Prices 15 Oct 2026 · FY2025Original filing ↗ ·