Effective Interest Rate on Debt % is the usage rate that a borrower actually pays on a debt. It is calculated as the positive value of Interest Expense divided by its average total debt. Total debt equals to Long-Term Debt & Capital Lease Obligation plus Short-Term Debt & Capital Lease Obligation. Zai Lab's annualized positive value of Interest Expense for the quarter that ended in Mar. 2026 was $6.5 Mil. Zai Lab's average total debt for the quarter that ended in Mar. 2026 was $228.1 Mil. Therefore, Zai Lab's annualized Effective Interest Rate on Debt % for the quarter that ended in Mar. 2026 was 2.87%.
Zai Lab (NAS:ZLAB) Effective Interest Rate on Debt % Explanation
Effective Interest Rate on Debt % measures the usage rate that a borrower actually pays on a debt.
Zai Lab Effective Interest Rate on Debt % Related Terms
Zai Lab Effective Interest Rate on Debt % Historical Data
* Premium members only.
The historical data trend for Zai Lab's Effective Interest Rate on Debt % 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.
ZLAB vs TYRA, TRVI, OCUL: Effective Interest Rate on Debt % Comparison
For the Biotechnology subindustry, Zai Lab's Effective Interest Rate on Debt %, along with its competitors' market caps and Effective Interest Rate on Debt % 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.
Zai Lab Effective Interest Rate on Debt % vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, Zai Lab's Effective Interest Rate on Debt % distribution charts can be found below:
* The bar in red indicates where Zai Lab's Effective Interest Rate on Debt % 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.
In the calculation of annual Effective Interest Rate on Debt %, the Interest Expense of the last fiscal year and the average total debt over the fiscal year are used. In calculating the quarterly data,
the Interest Expense data used here is four times the quarterly (Mar. 2026) interest expense data.
Effective Interest Rate on Debt % is displayed in the 30-year financial page.
What does a Effective Interest Rate on Debt % of 2.87% mean?
Zai Lab (ZLAB) has a Effective Interest Rate on Debt % of 2.87% as of Mar. 2026. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on Zai Lab and its competitors.
Is Zai Lab's Effective Interest Rate on Debt % too high?
Zai Lab's current Effective Interest Rate on Debt % is 2.87%. Overall, Zai Lab has a GF Score™ of 64/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Zai Lab's Effective Interest Rate on Debt % compare to TYRA and TRVI?
Zai Lab's Effective Interest Rate on Debt % of 2.87% can be compared against companies in the Biotechnology industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Effective Interest Rate on Debt % for a Biotechnology company?
A good Effective Interest Rate on Debt % depends on the Biotechnology industry context. However, Effective Interest Rate on Debt % 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 Effective Interest Rate on Debt % mean?
A high Effective Interest Rate on Debt % can signal that a stock is expensive relative to its fundamentals. Effective interest rate on debt is the rate a company actually pays on its debt. View historical data on Zai Lab and its competitors. Zai Lab's current Effective Interest Rate on Debt % is 2.87%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Zai Lab stock overvalued right now?
Based on GuruFocus' analysis, Zai Lab (ZLAB) is currently considered Possible Value Trap. The stock's GF Value™ is $30.30, compared to a current price of $18.00 — trading 40.6% below its estimated fair value. The current Effective Interest Rate on Debt % is 2.87%. Zai Lab's overall GF Score™ is 64/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Effective Interest Rate on Debt % calculated?
Effective Interest Rate on Debt % is calculated from a company's financial statements. For Zai Lab (ZLAB), the current Effective Interest Rate on Debt % is 2.87% 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 Zai Lab (ZLAB) Overvalued in 2026?
Based on GuruFocus' analysis, Zai Lab stock appears to be undervalued.
The current stock price of $18.00 is trading 40.6% below its estimated GF Value™ of $30.30.
GuruFocus considers Zai Lab to be Possible Value Trap.
Key valuation signals for ZLAB:
Effective Interest Rate on Debt %: 2.87%
GF Value™: $30.30 vs. price of $18.00 (40.6% below fair value)
No single metric tells the full story. See the ZLAB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Zai Lab Ltd is a biopharmaceutical company focusing on discovering or licensing, developing, and commercializing proprietary therapeutics that address areas of unmet medical need including in the fields of oncology, autoimmune and infectious diseases. Zai Lab has a diverse pipeline of potentially first-in-class product candidates developed through in-house R&D and global partnerships. The company has successfully commercialized several products in China, including Zejula, Optune, Qinlock, and Nuzyra, with plans for further expansion The pipeline of proprietary drug candidates of the company includes ZL-1222, ZL-1311, ZL-6201 and many others.
64GF Score
Get the complete analysis for ZLAB
Effective Interest Rate on Debt % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ZLAB has been successfully added to your 
