ANNX (Annexon) Tax Rate %: 0.00% (As of Mar. 2026)

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ANNX Annexon Inc ANNX
34 GF Score
Price $5.25
! 2 Warning Signs
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What is Annexon Tax Rate %?

Annexon ANNX +2.94% 34 Tax Rate % is 0.00% as of Mar. 2026. GuruFocus rates ANNX with a GF Score™ of 34/100. The stock has 2 warning signs investors should review.

Tax Rate % is calculated as Tax Expense divided by its Pre-Tax Income. Annexon's Tax Expense for the three months ended in Mar. 2026 was $0.00 Mil. Annexon's Pre-Tax Income for the three months ended in Mar. 2026 was $-44.14 Mil. Therefore, Annexon's Tax Rate % for the quarter that ended in Mar. 2026 was 0.00%.

Annexon Tax Rate % Related Terms

Annexon Tax Rate % Historical Data

* Premium members only.

The historical data trend for Annexon's Tax Rate % 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.

Annexon Tax Rate % Chart

Annexon Annual Data
Trend Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Tax Rate %
Get a 7-Day Free Trial 0.00 0.00 0.00 0.00 0.00

Annexon Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Tax Rate % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00
ANNX
34GF Score
Annexon Inc ANNX
Tax Rate % is just one metric. See GF Score™, valuation, warning signs, and more.
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Annexon Tax Rate % Calculation

Tax Rate % is the ratio of tax expense divided by pretax income, usually presented in percent.

Annexon's Tax Rate % for the fiscal year that ended in Dec. 2025 is calculated as

Tax Rate %=Tax Expense (A: Dec. 2025 )/Pre-Tax Income (A: Dec. 2025 )
=0/-206.69
=0.00 %

Annexon's Tax Rate % for the quarter that ended in Mar. 2026 is calculated as

Tax Rate %=Tax Expense (Q: Mar. 2026 )/Pre-Tax Income (Q: Mar. 2026 )
=0/-44.142
=0.00 %

* 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.

Frequently Asked Questions Learn more about Tax Rate % →
What does a Tax Rate % of 0.00% mean?
Annexon (ANNX) has a Tax Rate % of 0.00% as of Mar. 2026.
Is Annexon's Tax Rate % too high?
Annexon's current Tax Rate % is 0.00%. Overall, Annexon has a GF Score™ of 34/100, reflecting its overall financial health beyond just this single metric.
How does Annexon's Tax Rate % compare to ABUS and TBPH?
Annexon's Tax Rate % of 0.00% 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 Tax Rate % for a Biotechnology company?
A good Tax Rate % depends on the Biotechnology industry context. However, Tax Rate % 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 Tax Rate % mean?
A high Tax Rate % can signal that a stock is expensive relative to its fundamentals. Annexon's current Tax Rate % 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 Annexon stock overvalued right now?
Annexon (ANNX) has a current Tax Rate % of 0.00%. The current Tax Rate % is 0.00%. Annexon's overall GF Score™ is 34/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Tax Rate % calculated?
Tax Rate % is calculated from a company's financial statements. For Annexon (ANNX), the current Tax Rate % 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.

Annexon Business Description

Address 1400 Sierra Point Parkway, Suite 200, Building C, Brisbane, CA, USA, 94005
Annexon Inc is a clinical-stage biopharmaceutical company developing a pipeline of novel therapies for patients with classical complement-mediated disorders of the body, brain, and eye. Its pipeline is based on its platform technology addressing well-researched classical complement-mediated autoimmune and neurodegenerative disease processes, both of which are triggered by aberrant activation of C1q. Its pipeline of product candidates is designed to block the activity of C1q and the entire classical complement pathway in a broad set of complement-mediated diseases. Its product candidates are ANX005, for autoimmune & neurodegenerative disorders; ANX007, for neurodegenerative ophthalmic disorders; ANX1502, for Oral small molecule; and ANX009, for systemic autoimmune diseases.
34GF Score

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

$5.25
Price