PMSNF (Proteome Sciences) Tax Rate %: 39.40% (As of Dec. 2025)


What is Proteome Sciences Tax Rate %?

Proteome Sciences PMSNF Tax Rate % is 39.40% as of Dec. 2025. The stock has 6 warning signs investors should review.

Tax Rate % is calculated as Tax Expense divided by its Pre-Tax Income. Proteome Sciences's Tax Expense for the six months ended in Dec. 2025 was $-0.80 Mil. Proteome Sciences's Pre-Tax Income for the six months ended in Dec. 2025 was $-2.03 Mil. Therefore, Proteome Sciences's Tax Rate % for the quarter that ended in Dec. 2025 was 39.40%.

Proteome Sciences Tax Rate % Related Terms

Proteome Sciences Tax Rate % Historical Data

* Premium members only.

The historical data trend for Proteome Sciences'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.

Proteome Sciences Tax Rate % Chart

Proteome Sciences Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Tax Rate %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 38.85 -5.49 -1.05 -4.87 14.77

Proteome Sciences Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
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 0.34 -3.04 -8.50 -3.27 39.40

Proteome Sciences Tax Rate % Calculation

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

Proteome Sciences'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 )
=-0.71/-4.807
=14.77 %

Proteome Sciences's Tax Rate % for the quarter that ended in Dec. 2025 is calculated as

Tax Rate %=Tax Expense (Q: Dec. 2025 )/Pre-Tax Income (Q: Dec. 2025 )
=-0.801/-2.033
=39.40 %

* 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 39.40% mean?
Proteome Sciences (PMSNF) has a Tax Rate % of 39.40% as of Dec. 2025.
Is Proteome Sciences' Tax Rate % too high?
Proteome Sciences' current Tax Rate % is 39.40%.
How does Proteome Sciences' Tax Rate % compare to TMO and DHR?
Proteome Sciences' Tax Rate % of 39.40% can be compared against companies in the Medical Diagnostics & Research 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 Medical Diagnostics & Research company?
A good Tax Rate % depends on the Medical Diagnostics & Research 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. Proteome Sciences's current Tax Rate % is 39.40%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Proteome Sciences stock overvalued right now?
Proteome Sciences (PMSNF) has a current Tax Rate % of 39.40%. The stock's GF Value™ is $0.03, compared to a current price of $0.02 — trading 17.5% below its estimated fair value. The current Tax Rate % is 39.40%. 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 Proteome Sciences (PMSNF), the current Tax Rate % is 39.40% as of Dec. 2025. 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.

Proteome Sciences Business Description

Other Exchanges PRMl:UKPRM:UKPI2:Germany
Address Downside Bridge Road, Coveham House, Cobham, Surrey, GBR, KT11 3EP
Proteome Sciences PLC is engaged in protein biomarker research and development. The company is a provider of contract research services for the identification, validation and application of protein biomarkers. The company's only reportable segment is the sale of goods and biomarker services. The company generates maximum revenue from the TMT product and end customer sales-based royalties. Geographically, it has a presence in the United States, the United Kingdom, the European Union, and Others.