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MannKind has the GF Score of 66, which implies that the company
might have
Poor future performance potential.
The GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation, which has been found to be closely correlated to the long-term performances of stocks by backtesting from 2006 to 2021. The stocks with a higher GF Score generally generate higher returns than those with lower GF Scores. Therefore, when picking stocks, investors should invest in companies with high GF Scores. The GF Score ranges from 0 to 100, with 100 as the highest rank.
GF Score takes following five key aspects into consideration:
Each one of these components is ranked and the ranks also have positive correlation with the long term performances of stocks. The GF score is calculated using the five key aspects of analysis. Through backtesting, we know that each of these key aspects has a different impact on the stock price performance. Thus, they are weighted differently when calculating the total score. The Profitability Rank and the Growth Rank are weighted fully, while other parameters have less weight.
Based on research and backtesting result, GuruFocus believes MannKind
might have
Poor future performance potential.
Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.
Based on the historical long-term performances among five valuation aspects, the GF Score is found to be closely correlated to the long-term performances of stocks. It ranges from 0 to 100, with 100 as the highest. GuruFocus divided GF Score into following 5 categories:
GF Score
Performance Potential and All-in-One Screener Examples (1)
(1) These are some simple examples. You can access our GF Score filter under All-in-One Screener’s Fundamental tab.
MannKind GF Score Related Terms
MNKD vs ABSI, ORIC, ARDX: GF Score Comparison
For the Biotechnology subindustry, MannKind's GF Score, along with its competitors' market caps and GF Score 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.
MannKind GF Score vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, MannKind's GF Score distribution charts can be found below:
* The bar in red indicates where MannKind's GF Score falls into.
MannKind (MNKD) has a GF Score of 66 as of Aug. 20, 2026. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on MannKind and its competitors. This is 32% above median its historical median of 50.00. Over the past decade, MannKind's GF Score has ranged from 21.00 to 81.00.
Is MannKind's GF Score too high?
MannKind's current GF Score of 66 is 32% above median its 10-year median of 50.00. Over the past 10 years, this metric has ranged from a low of 21.00 to a high of 81.00. Overall, MannKind has a GF Score™ of 66/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does MannKind's GF Score compare to ABSI and ORIC?
MannKind's GF Score of 66 can be compared against companies in the Biotechnology industry. Historically, MannKind's own GF Score has ranged from 21.00 to 81.00 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good GF Score for a Biotechnology company?
A good GF Score depends on the Biotechnology industry context. However, GF Score 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 GF Score mean?
A high GF Score can signal that a stock is expensive relative to its fundamentals. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on MannKind and its competitors. MannKind's current GF Score is 66, which is 32% above median its own 10-year median of 50.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is MannKind stock overvalued right now?
Based on GuruFocus' analysis, MannKind (MNKD) is currently considered Possible Value Trap. The stock's GF Value™ is $7.40, compared to a current price of $4.19 — trading 43.4% below its estimated fair value. The current GF Score is 66, which is 32% above median its 10-year median of 50.00. MannKind's overall GF Score™ is 66/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is GF Score calculated?
GF Score is calculated from a company's financial statements. For MannKind (MNKD), the current GF Score is 66 as of Aug. 20, 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 MannKind (MNKD) Overvalued in 2026?
Based on GuruFocus' analysis, MannKind stock appears to be undervalued.
The current stock price of $4.19 is trading 43.4% below its estimated GF Value™ of $7.40.
GuruFocus considers MannKind to be Possible Value Trap.
Key valuation signals for MNKD:
GF Score: 66 (32% above median its 10-year median of 50.00)
GF Value™: $7.40 vs. price of $4.19 (43.4% below fair value)
No single metric tells the full story. See the MNKD stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
MannKind Corp is a biopharmaceutical company focused on the development and commercialization of patient-centric therapies that address serious unmet medical needs for those living with cardiometabolic and orphan lung diseases. The Company is currently commercializing three products: Afrezza (insulin human) Inhalation Powder, an ultra rapid-acting inhaled insulin indicated to improve glycemic control in adults with diabetes; Furoscix (furosemide injection), to treat fluid buildup in patients with chronic heart failure or chronic kidney disease; and the V-Go wearable insulin delivery device, which provides continuous subcutaneous infusion of insulin in adults that require insulin.
66GF Score
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