The historical rank and industry rank for Spero Therapeutics's Days Payable or its related term are showing as below:
SPRO's Days Payable is not ranked *
in the Biotechnology industry.
Industry Median: 113.76 * Ranked among companies with meaningful Days Payable only.
Spero Therapeutics's Days Payable
stayed the same
from Mar. 2025 (0.00) to Mar. 2026 (0.00).
stayed the same
Spero Therapeutics Days Payable Related Terms
Spero Therapeutics Days Payable Historical Data
* Premium members only.
The historical data trend for Spero Therapeutics's Days Payable 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 Biotechnology subindustry, Spero Therapeutics's Days Payable, along with its competitors' market caps and Days Payable 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.
Spero Therapeutics Days Payable vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, Spero Therapeutics's Days Payable distribution charts can be found below:
* The bar in red indicates where Spero Therapeutics's Days Payable falls into.
Days Payable indicates the number of days that the account payable relative to cost of goods sold the company has. An increase of Days Payable may suggest that the company delays paying its suppliers.
Spero Therapeutics's Days Payable for the fiscal year that ended in Dec. 2025 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.
Spero Therapeutics (SPRO) has a Days Payable of 0.00 as of Mar. 2026. Days payable represents the average amount of days a company waits to pay its invoices from suppliers. View historical data on Spero Therapeutics and its competitors. According to the industry distribution chart, Spero Therapeutics ranks #999999 out of 707 companies in the Biotechnology industry.
Is Spero Therapeutics' Days Payable too high?
Spero Therapeutics' current Days Payable is 0.00. Based on the distribution chart, Spero Therapeutics ranks #999999 out of 707 companies in the Biotechnology industry, which is in the bottom quartile relative to peers. Overall, Spero Therapeutics has a GF Score™ of 55/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Spero Therapeutics' Days Payable compare to ORMP and PLYX?
According to the Biotechnology industry distribution chart, Spero Therapeutics ranks #999999 out of 707 companies for Days Payable. This places Spero Therapeutics in the lower half of its industry. The industry median Days Payable is 113.76. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Days Payable for a Biotechnology company?
The median Days Payable among Biotechnology companies is 113.76, based on 707 companies in the industry. Companies in the top quartile (top 25%) have a Days Payable significantly above this median, while those in the bottom quartile fall well below. However, Days Payable should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Days Payable mean?
A high Days Payable can signal that a stock is expensive relative to its fundamentals. Days payable represents the average amount of days a company waits to pay its invoices from suppliers. View historical data on Spero Therapeutics and its competitors. For the Biotechnology industry, the median Days Payable is 113.76 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Spero Therapeutics's current Days Payable is 0.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Spero Therapeutics stock overvalued right now?
Based on GuruFocus' analysis, Spero Therapeutics (SPRO) is currently considered Significantly Overvalued. The stock's GF Value™ is $1.06, compared to a current price of $2.02 — trading 90.6% above its estimated fair value. The current Days Payable is 0.00. Spero Therapeutics' overall GF Score™ is 55/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Days Payable calculated?
Days Payable is calculated from a company's financial statements. For Spero Therapeutics (SPRO), the current Days Payable is 0.00 as of Mar. 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 Spero Therapeutics (SPRO) Overvalued in 2026?
Based on GuruFocus' analysis, Spero Therapeutics stock appears to be overvalued.
The current stock price of $2.02 is trading 90.6% above its estimated GF Value™ of $1.06.
GuruFocus considers Spero Therapeutics to be Significantly Overvalued.
Key valuation signals for SPRO:
Days Payable: 0.00
GF Value™: $1.06 vs. price of $2.02 (90.6% above fair value)
No single metric tells the full story. See the SPRO stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Spero Therapeutics Inc is a clinical-stage biopharmaceutical firm. It focuses on identifying, developing, and commercializing novel treatments for MDR (Multi-drug-resistant) bacterial infections and rare diseases. The company's product candidate, tebipenem pivoxil hydrobromide or tebipenem HBr, is designed to be an oral carbapenem-class antibiotic for use in adults to treat MDR Gram-negative infections. It is also developing SPR720, a novel oral antibiotic designed for the treatment of a rare, orphan disease caused by pulmonary non-tuberculous mycobacterial infections, or NTM disease. It is also focused on SPR206, a next-generation polymyxin investigational product candidate being developed as an IV-administered medicine to treat MDR Gram-negative infections in the hospital.
55GF Score
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