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.
SIGA TechnologiesSIGA +1.86%60 Days Inventory is 253.59 as of Jun. 2026, which is 60% below its 10-year median of 634.79. GuruFocus rates SIGA with a GF Score™ of 60/100 and a GF Value™ of $2.55 (Modestly Overvalued). The stock has 5 warning signs investors should review. Among 918 Drug Manufacturers companies, SIGA Technologies ranks worse than 97.28% on this metric.
The historical rank and industry rank for SIGA Technologies's Days Inventory or its related term are showing as below:
SIGA'
s Days Inventory Range Over the Past 10 Years
Min: 11.28 Med: 634.79 Max: 1285.69
Current: 686.32
During the past 13 years, SIGA Technologies's highest Days Inventory was 1285.69. The lowest was 11.28. And the median was 634.79.
SIGA's Days Inventory is ranked worse than 97.28% of 918
companies
in the Drug Manufacturers industry
Industry Median: 164.655
vs SIGA: 686.32
SIGA Technologies's Days Inventory
increased
from Jun. 2025 (169.04) to Jun. 2026 (253.59).
It might indicate that SIGA Technologies's sales slowed down.
Inventory Turnover measures how fast the company turns over its inventory within a year.
SIGA Technologies's Inventory Turnover for the
three
months ended in Jun. 2026 was 0.36.
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.
SIGA Technologies's Inventory-to-Revenue for the
three
months ended in Jun. 2026 was 1.19.
SIGA Technologies (NAS:SIGA) 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.
SIGA Technologies'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.
SIGA Technologies'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.
SIGA Technologies Days Inventory Related Terms
SIGA Technologies Days Inventory Historical Data
* Premium members only.
The historical data trend for SIGA Technologies'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.
SIGA vs ORGO, DERM, AKBA: Days Inventory Comparison
For the Drug Manufacturers - Specialty & Generic subindustry, SIGA Technologies'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.
SIGA Technologies Days Inventory vs Drug Manufacturers Industry
For the Drug Manufacturers industry and Healthcare sector, SIGA Technologies's Days Inventory distribution charts can be found below:
* The bar in red indicates where SIGA Technologies'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.
SIGA Technologies (SIGA) has a Days Inventory of 253.59 as of Jun. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on SIGA Technologies and its competitors. This is 60% below median its historical median of 634.79. Over the past decade, SIGA Technologies' Days Inventory has ranged from 11.28 to 1,285.69. According to the industry distribution chart, SIGA Technologies ranks #893 out of 918 companies in the Drug Manufacturers industry, placing it in the top 97.3%.
Is SIGA Technologies' Days Inventory too high?
SIGA Technologies' current Days Inventory of 253.59 is 60% below median its 10-year median of 634.79. Over the past 10 years, this metric has ranged from a low of 11.28 to a high of 1,285.69. The Drug Manufacturers industry median Days Inventory is 164.66. SIGA Technologies' value of 253.59 is 54% above this industry median. Based on the distribution chart, SIGA Technologies ranks #893 out of 918 companies in the Drug Manufacturers industry, which is in the bottom quartile relative to peers. Overall, SIGA Technologies has a GF Score™ of 60/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does SIGA Technologies' Days Inventory compare to ORGO and DERM?
According to the Drug Manufacturers industry distribution chart, SIGA Technologies ranks #893 out of 918 companies for Days Inventory. This places SIGA Technologies in the lower half of its industry. The industry median Days Inventory is 164.66. SIGA Technologies' value of 253.59 is 54% above this benchmark. Historically, SIGA Technologies' own Days Inventory has ranged from 11.28 to 1,285.69 over the past decade. While the company's 10-year median is 634.79 vs. the industry median of 164.66, SIGA Technologies has consistently been above the industry average. 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 Drug Manufacturers company?
The median Days Inventory among Drug Manufacturers companies is 164.66, based on 918 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. SIGA Technologies's current Days Inventory of 253.59 is 54% 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 SIGA Technologies and its competitors. For the Drug Manufacturers industry, the median Days Inventory is 164.66 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. SIGA Technologies's current Days Inventory is 253.59, which is 60% below median its own 10-year median of 634.79. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is SIGA Technologies stock overvalued right now?
Based on GuruFocus' analysis, SIGA Technologies (SIGA) is currently considered Modestly Overvalued. The stock's GF Value™ is $2.55, compared to a current price of $3.29 — trading 29% above its estimated fair value. The current Days Inventory is 253.59, which is 60% below median its 10-year median of 634.79 and 54% above the Drug Manufacturers industry median of 164.66. SIGA Technologies' overall GF Score™ is 60/100 with 5 warning signs to review. 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 SIGA Technologies (SIGA), the current Days Inventory is 253.59 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.
Is SIGA Technologies (SIGA) Overvalued in 2026?
Based on GuruFocus' analysis, SIGA Technologies stock appears to be overvalued.
The current stock price of $3.29 is trading 29% above its estimated GF Value™ of $2.55.
GuruFocus considers SIGA Technologies to be Modestly Overvalued.
Key valuation signals for SIGA:
Days Inventory: 253.59 (60% below median its 10-year median of 634.79)
GF Value™: $2.55 vs. price of $3.29 (29% above fair value)
Industry Position: 54% above the Drug Manufacturers median (#893 of 918)
No single metric tells the full story. See the SIGA stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
SIGA Technologies Inc a commercial-stage pharmaceutical company. The Company sells its product, TPOX oral TPOXX, also known as tecovirimat, Tecovirimat-SIGA, or TEPOXX (tecovirimat) in certain international markets, to the U.S. Government and international governments (including government-affiliated entities). The Company operates in one single operating and reportable segment, which includes all activities related to the sale of the Company's Oral and IV TPOXX as well as research and development services.
60GF Score
Get the complete analysis for SIGA
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
SIGA has been successfully added to your 
