Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Star Bulk CarriersATH:SBLK +2.22%72 Days Inventory is 31.45 as of Jun. 2026. GuruFocus rates ATH:SBLK with a GF Score™ of 72/100. Among 804 Transportation companies, Star Bulk Carriers ranks worse than 74.63% on this metric.
The historical rank and industry rank for Star Bulk Carriers's Days Inventory or its related term are showing as below:
ATH:SBLK's Days Inventory is not ranked *
in the Transportation industry.
Industry Median: 12.38 * Ranked among companies with meaningful Days Inventory only.
Star Bulk Carriers's Days Inventory
declined
from Jun. 2025 (31.98) to Jun. 2026 (31.45).
Inventory Turnover measures how fast the company turns over its inventory within a year.
Star Bulk Carriers's Inventory Turnover for the
three
months ended in Jun. 2026 was 2.90.
Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
Star Bulk Carriers's Inventory-to-Revenue for the
three
months ended in Jun. 2026 was 0.19.
Star Bulk Carriers (ATH:SBLK) Days Inventory Explanation
Days Inventory indicates the liquidity of the inventory. Generally, a lower Days Inventory is preferred as it indicates a shorter duration to clear off the inventory. An increase of the ratio may indicate the company's sales slowed. Similar ratios related to Days Inventory are:
1. Inventory Turnover measures how fast the company turns over its inventory within a year.
Star Bulk Carriers's Inventory Turnover for the
three
months ended in Jun. 2026 is calculated as
2. Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
Star Bulk Carriers's Inventory to Revenue for the
three
months ended in Jun. 2026 is calculated as
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Be Aware
A lot of business are seasonable. It makes more sense to compare Days Inventory from the same period in the previous year instead of from the previous quarter.
Star Bulk Carriers Days Inventory Related Terms
Star Bulk Carriers Days Inventory Historical Data
* Premium members only.
The historical data trend for Star Bulk Carriers's Days Inventory can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
For the Marine Shipping subindustry, Star Bulk Carriers's Days Inventory, along with its competitors' market caps and Days Inventory data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Star Bulk Carriers Days Inventory vs Transportation Industry
For the Transportation industry and Industrials sector, Star Bulk Carriers's Days Inventory distribution charts can be found below:
* The bar in red indicates where Star Bulk Carriers's Days Inventory falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Star Bulk Carriers (ATH:SBLK) has a Days Inventory of 31.45 as of Jun. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Star Bulk Carriers and its competitors. According to the industry distribution chart, Star Bulk Carriers ranks #600 out of 804 companies in the Transportation industry, placing it in the top 74.6%.
Is Star Bulk Carriers' Days Inventory too high?
Star Bulk Carriers' current Days Inventory is 31.45. The Transportation industry median Days Inventory is 12.38. Star Bulk Carriers' value of 31.45 is 154% above this industry median. Based on the distribution chart, Star Bulk Carriers ranks #600 out of 804 companies in the Transportation industry, which is below the industry midpoint. Overall, Star Bulk Carriers has a GF Score™ of 72/100, reflecting its overall financial health beyond just this single metric.
How does Star Bulk Carriers' Days Inventory compare to ?
According to the Transportation industry distribution chart, Star Bulk Carriers ranks #600 out of 804 companies for Days Inventory. This places Star Bulk Carriers in the lower half of its industry. The industry median Days Inventory is 12.38. Star Bulk Carriers' value of 31.45 is 154% above this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Days Inventory for a Transportation company?
The median Days Inventory among Transportation companies is 12.38, based on 804 companies in the industry. Companies in the top quartile (top 25%) have a Days Inventory significantly above this median, while those in the bottom quartile fall well below. However, Days Inventory should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Star Bulk Carriers's current Days Inventory of 31.45 is 154% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Days Inventory mean?
A high Days Inventory can signal that a stock is expensive relative to its fundamentals. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Star Bulk Carriers and its competitors. For the Transportation industry, the median Days Inventory is 12.38 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Star Bulk Carriers's current Days Inventory is 31.45. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Star Bulk Carriers stock overvalued right now?
Star Bulk Carriers (ATH:SBLK) has a current Days Inventory of 31.45. The current Days Inventory is 31.45 and 154% above the Transportation industry median of 12.38. Star Bulk Carriers' overall GF Score™ is 72/100. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Days Inventory calculated?
Days Inventory is calculated from a company's financial statements. For Star Bulk Carriers (ATH:SBLK), the current Days Inventory is 31.45 as of Jun. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Star Bulk Carriers Corp provides seaborne transportation solutions in the dry bulk sector. The company owns and operates dry bulk carrier vessels, which are used to transport bulk, such as iron ore, coal, grains, bauxite, fertilizers, and steel products. It owns a fleet of vessels that consists of Newcastlemax, Capesize, Post Panamax, Kamsarmax, Panamax, Ultramax, and Supramax. The firm generates the majority of its revenue from Time charters and Voyage charters.
72GF Score
Get the complete analysis for ATH:SBLK
Days Inventory is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ATH:SBLK has been successfully added to your 
