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Stock Comparison

SBLK vs CTRM vs NMM vs SB

Revenue, margins, valuation, and 5-year total return — side by side.

Live fundamentals10-year financials5-year price chart
SBLK
Star Bulk Carriers Corp.

Marine Shipping

IndustrialsNASDAQ • GR
Market Cap$3.09B
5Y Perf.+426.7%
CTRM
Castor Maritime Inc.

Marine Shipping

IndustrialsNASDAQ • CY
Market Cap$78M
5Y Perf.-92.3%
NMM
Navios Maritime Partners L.P.

Marine Shipping

IndustrialsNYSE • MC
Market Cap$2.07B
5Y Perf.+969.8%
SB
Safe Bulkers, Inc.

Marine Shipping

IndustrialsNYSE • MC
Market Cap$730M
5Y Perf.+579.9%

SBLK vs CTRM vs NMM vs SB — Key Financials

Market cap, revenue, margins, and valuation side-by-side.

Company Snapshot
SBLK logoSBLK
CTRM logoCTRM
NMM logoNMM
SB logoSB
IndustryMarine ShippingMarine ShippingMarine ShippingMarine Shipping
Market Cap$3.09B$78M$2.07B$730M
Revenue (TTM)$1.04B$68M$1.31B$275M
Net Income (TTM)$84M$-44M$262M$46M
Gross Margin33.0%23.8%56.7%36.9%
Operating Margin13.6%-62.2%28.2%26.0%
Forward P/E8.0x2.3x4.8x12.6x
Total Debt$1.07B$111M$1.42B$537M
Cash & Equiv.$500M$88M$270M$84M

SBLK vs CTRM vs NMM vs SBLong-Term Stock Performance

Price return indexed to 100 at period start. Dividends excluded.

SBLK
CTRM
NMM
SB
StockMay 20May 26Return
Star Bulk Carriers … (SBLK)100526.7+426.7%
Castor Maritime Inc. (CTRM)1007.7-92.3%
Navios Maritime Par… (NMM)1001069.8+969.8%
Safe Bulkers, Inc. (SB)100679.9+579.9%

Price return only. Dividends and distributions are not included.

Quick Verdict: SBLK vs CTRM vs NMM vs SB

Each card shows where this stock fits in a portfolio — not just who wins on paper.

Bottom line: NMM and SB are tied at the top with 3 categories each — the right choice depends on your priorities. Safe Bulkers, Inc. is the stronger pick specifically for growth and revenue expansion and dividend income and shareholder returns. CTRM also leads in specific categories worth noting. As sector peers, any of these can serve as alternatives in the same allocation.
SBLK
Star Bulk Carriers Corp.
The Long-Run Compounder

SBLK is the clearest fit if your priority is long-term compounding and sleep-well-at-night.

  • 9.8% 10Y total return vs SB's 7.6%
  • Lower volatility, beta 0.73, Low D/E 43.8%, current ratio 1.78x
Best for: long-term compounding and sleep-well-at-night
CTRM
Castor Maritime Inc.
The Value Play

CTRM is the clearest fit if your priority is value.

  • Lower P/E (2.3x vs 12.6x)
Best for: value
NMM
Navios Maritime Partners L.P.
The Quality Compounder

NMM carries the broadest edge in this set and is the clearest fit for quality and stability.

  • 19.9% margin vs CTRM's -65.4%
  • Beta 0.72 vs CTRM's 1.22
  • 4.4% ROA vs CTRM's -6.3%, ROIC 8.3% vs 0.2%
Best for: quality and stability
SB
Safe Bulkers, Inc.
The Income Pick

SB is the #2 pick in this set and the best alternative if income & stability and growth exposure is your priority.

  • Dividend streak 3 yrs, beta 0.98, yield 4.0%
  • Rev growth 8.2%, EPS growth 36.1%, 3Y rev CAGR -2.2%
  • Beta 0.98, yield 4.0%, current ratio 1.91x
  • 8.2% revenue growth vs CTRM's -32.1%
Best for: income & stability and growth exposure
See the full category breakdown
CategoryWinnerWhy
GrowthSB logoSB8.2% revenue growth vs CTRM's -32.1%
ValueCTRM logoCTRMLower P/E (2.3x vs 12.6x)
Quality / MarginsNMM logoNMM19.9% margin vs CTRM's -65.4%
Stability / SafetyNMM logoNMMBeta 0.72 vs CTRM's 1.22
DividendsSB logoSB4.0% yield, 3-year raise streak, vs SBLK's 1.1%
Momentum (1Y)SB logoSB+110.5% vs CTRM's -4.7%
Efficiency (ROA)NMM logoNMM4.4% ROA vs CTRM's -6.3%, ROIC 8.3% vs 0.2%

SBLK vs CTRM vs NMM vs SB — Revenue Breakdown by Segment

How each company's revenue is distributed across its business units

SBLKStar Bulk Carriers Corp.

Segment breakdown not available.

CTRMCastor Maritime Inc.
FY 2024
Asset Management Segment
100.0%$1M
NMMNavios Maritime Partners L.P.

Segment breakdown not available.

SBSafe Bulkers, Inc.

Segment breakdown not available.

SBLK vs CTRM vs NMM vs SB — Financial Metrics

Side-by-side numbers across 4 stocks — who leads on profitability, valuation, growth, and risk.

BEST OVERALLNMMLAGGINGSBLK

Income & Cash Flow (Last 12 Months)

NMM leads this category, winning 3 of 6 comparable metrics.

NMM is the larger business by revenue, generating $1.3B annually — 19.3x CTRM's $68M. NMM is the more profitable business, keeping 19.9% of every revenue dollar as net income compared to CTRM's -65.4%. On growth, CTRM holds the edge at +10.2% YoY revenue growth, suggesting stronger near-term business momentum.

MetricSBLK logoSBLKStar Bulk Carrier…CTRM logoCTRMCastor Maritime I…NMM logoNMMNavios Maritime P…SB logoSBSafe Bulkers, Inc.
RevenueTrailing 12 months$1.0B$68M$1.3B$275M
EBITDAEarnings before interest/tax$311M-$27M$693M$131M
Net IncomeAfter-tax profit$84M-$44M$262M$46M
Free Cash FlowCash after capex$209M-$58M$30M$55M
Gross MarginGross profit ÷ Revenue+33.0%+23.8%+56.7%+36.9%
Operating MarginEBIT ÷ Revenue+13.6%-62.2%+28.2%+26.0%
Net MarginNet income ÷ Revenue+8.1%-65.4%+19.9%+16.8%
FCF MarginFCF ÷ Revenue+20.0%-86.1%+2.3%+19.9%
Rev. Growth (YoY)Latest quarter vs prior year-2.7%+10.2%+1.8%-3.7%
EPS Growth (YoY)Latest quarter vs prior year+58.3%-94.1%-40.6%-31.8%
NMM leads this category, winning 3 of 6 comparable metrics.

Valuation Metrics

CTRM leads this category, winning 3 of 5 comparable metrics.

At 2.3x trailing earnings, CTRM trades at a 94% valuation discount to SBLK's 36.7x P/E. On an enterprise value basis, NMM's 4.9x EV/EBITDA is more attractive than SBLK's 11.9x.

MetricSBLK logoSBLKStar Bulk Carrier…CTRM logoCTRMCastor Maritime I…NMM logoNMMNavios Maritime P…SB logoSBSafe Bulkers, Inc.
Market CapShares × price$3.1B$78M$2.1B$730M
Enterprise ValueMkt cap + debt − cash$3.7B$102M$3.2B$1.2B
Trailing P/EPrice ÷ TTM EPS36.73x2.32x5.97x8.36x
Forward P/EPrice ÷ next-FY EPS est.8.00x4.81x12.61x
PEG RatioP/E ÷ EPS growth rate0.75x
EV / EBITDAEnterprise value multiple11.87x5.86x4.85x6.96x
Price / SalesMarket cap ÷ Revenue2.97x1.18x1.55x2.37x
Price / BookPrice ÷ Book value/share1.26x0.13x0.69x0.90x
Price / FCFMarket cap ÷ FCF14.73x
CTRM leads this category, winning 3 of 5 comparable metrics.

Profitability & Efficiency

NMM leads this category, winning 6 of 9 comparable metrics.

NMM delivers a 8.1% return on equity — every $100 of shareholder capital generates $8 in annual profit, vs $-8 for CTRM. CTRM carries lower financial leverage with a 0.18x debt-to-equity ratio, signaling a more conservative balance sheet compared to SB's 0.65x. On the Piotroski fundamental quality scale (0–9), NMM scores 7/9 vs CTRM's 4/9, reflecting strong financial health.

MetricSBLK logoSBLKStar Bulk Carrier…CTRM logoCTRMCastor Maritime I…NMM logoNMMNavios Maritime P…SB logoSBSafe Bulkers, Inc.
ROE (TTM)Return on equity+3.4%-8.0%+8.1%+5.6%
ROA (TTM)Return on assets+2.2%-6.3%+4.4%+3.4%
ROICReturn on invested capital+3.2%+0.2%+8.3%+6.6%
ROCEReturn on capital employed+4.0%+0.2%+9.0%+8.6%
Piotroski ScoreFundamental quality 0–95477
Debt / EquityFinancial leverage0.44x0.18x0.46x0.65x
Net DebtTotal debt minus cash$572M$23M$1.2B$453M
Cash & Equiv.Liquid assets$500M$88M$270M$84M
Total DebtShort + long-term debt$1.1B$111M$1.4B$537M
Interest CoverageEBIT ÷ Interest expense2.08x-4.80x2.78x2.34x
NMM leads this category, winning 6 of 9 comparable metrics.

Total Returns (Dividends Reinvested)

NMM leads this category, winning 3 of 6 comparable metrics.

A $10,000 investment in NMM five years ago would be worth $22,051 today (with dividends reinvested), compared to $1,157 for CTRM. Over the past 12 months, SB leads with a +110.5% total return vs CTRM's -4.7%. The 3-year compound annual growth rate (CAGR) favors NMM at 46.9% vs CTRM's -32.6% — a key indicator of consistent wealth creation.

MetricSBLK logoSBLKStar Bulk Carrier…CTRM logoCTRMCastor Maritime I…NMM logoNMMNavios Maritime P…SB logoSBSafe Bulkers, Inc.
YTD ReturnYear-to-date+40.3%-4.7%+39.4%+44.6%
1-Year ReturnPast 12 months+83.1%-4.7%+99.4%+110.5%
3-Year ReturnCumulative with dividends+60.6%-69.4%+216.8%+105.9%
5-Year ReturnCumulative with dividends+79.1%-88.4%+120.5%+94.6%
10-Year ReturnCumulative with dividends+977.3%-99.0%+267.2%+765.0%
CAGR (3Y)Annualised 3-year return+17.1%-32.6%+46.9%+27.2%
NMM leads this category, winning 3 of 6 comparable metrics.

Risk & Volatility

Evenly matched — SBLK and NMM each lead in 1 of 2 comparable metrics.

NMM is the less volatile stock with a 0.72 beta — it tends to amplify market swings less than CTRM's 1.22 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. SBLK currently trades 98.6% from its 52-week high vs CTRM's 76.1% drawdown — a narrower gap to the peak suggests stronger recent price momentum.

MetricSBLK logoSBLKStar Bulk Carrier…CTRM logoCTRMCastor Maritime I…NMM logoNMMNavios Maritime P…SB logoSBSafe Bulkers, Inc.
Beta (5Y)Sensitivity to S&P 5000.73x1.22x0.72x0.98x
52-Week HighHighest price in past year$27.20$2.65$77.90$7.20
52-Week LowLowest price in past year$14.79$1.66$35.05$3.33
% of 52W HighCurrent price vs 52-week peak+98.6%+76.1%+91.9%+96.3%
RSI (14)Momentum oscillator 0–10072.855.557.261.0
Avg Volume (50D)Average daily shares traded1.4M52K166K576K
Evenly matched — SBLK and NMM each lead in 1 of 2 comparable metrics.

Analyst Outlook

SB leads this category, winning 2 of 2 comparable metrics.

Analyst consensus: SBLK as "Buy", NMM as "Hold", SB as "Buy". Consensus price targets imply 18.8% upside for NMM (target: $85) vs -39.4% for SB (target: $4). For income investors, SB offers the higher dividend yield at 3.95% vs NMM's 0.29%.

MetricSBLK logoSBLKStar Bulk Carrier…CTRM logoCTRMCastor Maritime I…NMM logoNMMNavios Maritime P…SB logoSBSafe Bulkers, Inc.
Analyst RatingConsensus buy/hold/sellBuyHoldBuy
Price TargetConsensus 12-month target$29.00$85.00$4.20
# AnalystsCovering analysts241422
Dividend YieldAnnual dividend ÷ price+1.1%+3.2%+0.3%+4.0%
Dividend StreakConsecutive years of raises0133
Dividend / ShareAnnual DPS$0.30$0.06$0.20$0.27
Buyback YieldShare repurchases ÷ mkt cap+3.2%0.0%+1.2%+4.0%
SB leads this category, winning 2 of 2 comparable metrics.
Key Takeaway

NMM leads in 3 of 6 categories (Income & Cash Flow, Profitability & Efficiency). CTRM leads in 1 (Valuation Metrics). 1 tied.

Best OverallNavios Maritime Partners L.… (NMM)Leads 3 of 6 categories
Loading custom metrics...

SBLK vs CTRM vs NMM vs SB: Key Questions Answered

10 questions · data-driven answers · updated daily

01

Is SBLK or CTRM or NMM or SB a better buy right now?

For growth investors, Safe Bulkers, Inc.

(SB) is the stronger pick with 8. 2% revenue growth year-over-year, versus -32. 1% for Castor Maritime Inc. (CTRM). Castor Maritime Inc. (CTRM) offers the better valuation at 2. 3x trailing P/E, making it the more compelling value choice. Analysts rate Star Bulk Carriers Corp. (SBLK) a "Buy" — based on 24 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

02

Which has the better valuation — SBLK or CTRM or NMM or SB?

On trailing P/E, Castor Maritime Inc.

(CTRM) is the cheapest at 2. 3x versus Star Bulk Carriers Corp. at 36. 7x. On forward P/E, Navios Maritime Partners L. P. is actually cheaper at 4. 8x — notably different from the trailing picture, reflecting expected earnings growth.

03

Which is the better long-term investment — SBLK or CTRM or NMM or SB?

Over the past 5 years, Navios Maritime Partners L.

P. (NMM) delivered a total return of +120. 5%, compared to -88. 4% for Castor Maritime Inc. (CTRM). Over 10 years, the gap is even starker: SBLK returned +977. 3% versus CTRM's -99. 0%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

04

Which is safer — SBLK or CTRM or NMM or SB?

By beta (market sensitivity over 5 years), Navios Maritime Partners L.

P. (NMM) is the lower-risk stock at 0. 72β versus Castor Maritime Inc. 's 1. 22β — meaning CTRM is approximately 68% more volatile than NMM relative to the S&P 500. On balance sheet safety, Castor Maritime Inc. (CTRM) carries a lower debt/equity ratio of 18% versus 65% for Safe Bulkers, Inc. — giving it more financial flexibility in a downturn.

05

Which is growing faster — SBLK or CTRM or NMM or SB?

By revenue growth (latest reported year), Safe Bulkers, Inc.

(SB) is pulling ahead at 8. 2% versus -32. 1% for Castor Maritime Inc. (CTRM). On earnings-per-share growth, the picture is similar: Safe Bulkers, Inc. grew EPS 36. 1% year-over-year, compared to -73. 9% for Star Bulk Carriers Corp.. Over a 3-year CAGR, NMM leads at 23. 2% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

06

Which has better profit margins — SBLK or CTRM or NMM or SB?

Safe Bulkers, Inc.

(SB) is the more profitable company, earning 31. 7% net margin versus 8. 1% for Star Bulk Carriers Corp. — meaning it keeps 31. 7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: SB leads at 36. 4% versus 2. 3% for CTRM. At the gross margin level — before operating expenses — NMM leads at 66. 1%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

07

Is SBLK or CTRM or NMM or SB more undervalued right now?

On forward earnings alone, Navios Maritime Partners L.

P. (NMM) trades at 4. 8x forward P/E versus 12. 6x for Safe Bulkers, Inc. — 7. 8x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for NMM: 18. 8% to $85. 00.

08

Which pays a better dividend — SBLK or CTRM or NMM or SB?

All stocks in this comparison pay dividends.

Safe Bulkers, Inc. (SB) offers the highest yield at 4. 0%, versus 0. 3% for Navios Maritime Partners L. P. (NMM).

09

Is SBLK or CTRM or NMM or SB better for a retirement portfolio?

For long-horizon retirement investors, Star Bulk Carriers Corp.

(SBLK) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 73), 1. 1% yield, +977. 3% 10Y return). Both have compounded well over 10 years (SBLK: +977. 3%, CTRM: -99. 0%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

10

What are the main differences between SBLK and CTRM and NMM and SB?

Both stocks operate in the Industrials sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: SBLK is a small-cap quality compounder stock; CTRM is a small-cap deep-value stock; NMM is a small-cap deep-value stock; SB is a small-cap deep-value stock. SBLK, CTRM, SB pay a dividend while NMM does not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.

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SBLK

Stable Dividend Mega-Cap

  • Sector: Industrials
  • Market Cap > $100B
  • Net Margin > 5%
  • Dividend Yield > 0.5%
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CTRM

Income & Dividend Stock

  • Sector: Industrials
  • Market Cap > $100B
  • Revenue Growth > 5%
  • Gross Margin > 14%
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Quality Business

  • Sector: Industrials
  • Market Cap > $100B
  • Net Margin > 11%
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SB

Income & Dividend Stock

  • Sector: Industrials
  • Market Cap > $100B
  • Net Margin > 10%
  • Dividend Yield > 1.5%
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Beat Both

Find stocks that outperform SBLK and CTRM and NMM and SB on the metrics below

Revenue Growth>
%
(SBLK: -2.7% · CTRM: 10.2%)
P/E Ratio<
x
(SBLK: 36.7x · CTRM: 2.3x)

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