LONA (LeonaBio) Institutional Ownership: 72.90% (As of Aug. 24, 2026)

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LONA LeonaBio Inc LONA
32 GF Score
Price $7.74
! 2 Warning Signs
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What is LeonaBio Institutional Ownership?

LeonaBio LONA +1.51% 32 Institutional Ownership is 72.90% as of Aug. 24, 2026. GuruFocus rates LONA with a GF Score™ of 32/100. The stock has 2 warning signs investors should review.

Institutional ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, LeonaBio's institutional ownership is 72.90%.

Insider Ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, LeonaBio's Insider Ownership is 19.98%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, LeonaBio's Float Percentage Of Total Shares Outstanding is 78.73%.

LeonaBio Institutional Ownership Historical Data

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The historical data trend for LeonaBio's Institutional Ownership 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.

LeonaBio Institutional Ownership Chart

LeonaBio Historical Data

The historical data trend for LeonaBio can be seen below:

2025-10-31 2025-11-30 2025-12-31 2026-01-31 2026-02-28 2026-03-31 2026-04-30 2026-05-31 2026-06-30 2026-07-31
Institutional Ownership 10.63 10.64 4.16 3.99 3.99 5.25 5.37 6.13 6.42 7.61
LONA
32GF Score
LeonaBio Inc LONA
Institutional Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
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LeonaBio Institutional Ownership Calculation

The percentage of shares that are owned by institutions out of the total shares outstanding.

What does a Institutional Ownership of 72.90% mean?
LeonaBio (LONA) has a Institutional Ownership of 72.90% as of Aug. 24, 2026. Institutional ownership equals the percent of shares owned by financial institutions relative to total shares. View historical data on LeonaBio and its competitors.
Is LeonaBio's Institutional Ownership too high?
LeonaBio's current Institutional Ownership is 72.90%. Overall, LeonaBio has a GF Score™ of 32/100, reflecting its overall financial health beyond just this single metric.
How does LeonaBio's Institutional Ownership compare to XBIT and ENLV?
LeonaBio's Institutional Ownership of 72.90% 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 Institutional Ownership for a Biotechnology company?
A good Institutional Ownership depends on the Biotechnology industry context. However, Institutional Ownership 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 Institutional Ownership mean?
A high Institutional Ownership can signal that a stock is expensive relative to its fundamentals. Institutional ownership equals the percent of shares owned by financial institutions relative to total shares. View historical data on LeonaBio and its competitors. LeonaBio's current Institutional Ownership is 72.90%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is LeonaBio stock overvalued right now?
LeonaBio (LONA) has a current Institutional Ownership of 72.90%. The current Institutional Ownership is 72.90%. LeonaBio's overall GF Score™ is 32/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Institutional Ownership calculated?
Institutional Ownership is calculated from a company's financial statements. For LeonaBio (LONA), the current Institutional Ownership is 72.90% as of Aug. 24, 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.

LeonaBio Business Description

Address 18706 North Creek Parkway, Suite 104, Bothell, WA, USA, 98011
LeonaBio Inc is a clinical-stage biopharmaceutical company focused on the development of novel therapeutics for high unmet medical needs. Its key drug candidates, lasofoxifene and ATH-1105, are novel, small-molecule therapies with the potential to address treatment-resistant metastatic breast cancer and amyotrophic lateral sclerosis (ALS). LeonaBio is also exploring the use of other drug candidates that enhance the neurotrophic HGF system, including ATH-1020, to improve neuronal health and function in multiple neurological diseases. In addition, it is also focused on designing and testing new early compounds directed towards novel targets for a variety of clinical applications. The company operates as a single operating segment, developing and commercializing therapeutics.
32GF Score

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Institutional Ownership is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

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