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Diagnostyka S.A (DIA) Fair Value & Analysis

Healthcare · PL · Market cap 5.8B PLN

DS Diagnostyka S.A DIA · WAR
Price172.50 PLN
Fair Value149.07 PLN
Upside-13.6%
Quality94/100
Evidence: High Range 111.80 PLN – 242.10 PLN

Fair value as of: Jun 24, 2026

From 24 valuation models · updated 5 days ago

Fair value updated Jun 24, 2026 — revised from 186.23 PLN to 149.07 PLN (−20.0%) since Jun 23, 2026. Share price +0.9% over the past month.

Price vs Fair Value (12 months)

208.20 PLN 142.20 PLN Fair Value 149.07 PLN Jun 2025 Jun 2026

12‑month range 142.20 PLN – 208.20 PLN · fair‑value band 111.80 PLN – 242.10 PLN · the 172.50 PLN price screens above the 149.07 PLN fair value. As of Jun 24, 2026.

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Analysis

Diagnostyka S.A (DIA) currently trades at 172.50 PLN, while our model-based Fair Value estimate is 149.07 PLN — implying the stock looks roughly 13.6% overvalued today. We read business quality at 94/100 (high quality), in the Healthcare sector. Bear case: priced above our estimate, the market already discounts strong expectations. Bull case: above-average quality can justify a premium — the entry price still matters most (evidence: high).

Over the trailing twelve months, Diagnostyka S.A generated revenue of 2.4B PLN at a net margin of 10.4%. Revenue grew 19.3% year over year. It earns a return on equity of 53.4%. Net debt stands at 615M PLN. Fundamentals as of Jun 24, 2026

Key figures & financial health

Revenue (TTM) 2.4B PLN
Revenue growth (YoY) +19.3%
Net margin 10.4%
Return on equity 53.4%
Free cash flow 347M PLN FY2025
P/E ratio 22.3
More key figures
Operating margin 10.6%
EPS (TTM) 7.74 PLN
EPS growth (YoY) -29.5%
Net debt 615M PLN FY2025

Figures from reported company fundamentals (EODHD) · as of Jun 24, 2026. TTM = trailing twelve months.

About the company

Diagnostyka S.A. provides diagnostic services in Poland. The company operates as a medical laboratory, which offers services, such as ultrasound, X-ray, computed tomography, and magnetic resonance imaging. It also offers specialized research in the field of microbiology, autoimmunity, toxicology, and molecular biology, as well as human genome research, histopathological examinations, immunohistochemical tests, cytological tests, and cytogenetic tests. The company provides services to individual clients, and public and private entities. Diagnostyka S.A. was founded in 1998 and is headquartered in Kraków, Poland.

Revenue & earnings trend

FY2021 – FY2025 · reported fiscal years

Diagnostyka S.A reported revenue of 2.4B PLN in FY2025 versus 1.8B PLN in FY2021, a compound +6.9%/yr. Reported net income was 252M PLN in FY2025, compounding −18.0%/yr from FY2021.

Revenue +6.9%/yr
FY21 1.8B PLN
FY22 1.4B PLN
FY23 1.6B PLN
FY24 2.0B PLN
FY25 2.4B PLN
Net income −18.0%/yr
FY21 558M PLN
FY22 167M PLN
FY23 123M PLN
FY24 223M PLN
FY25 252M PLN

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Similar stocks

6 more Diagnostics & Research stocks, each showing price versus our Fair Value estimate (as of Jun 24, 2026).

Stock Price Fair Value vs Fair Value
Thermo Fisher Scientific Inc TMO $482.04 $202.02 -58%
Danaher Corporation DHR $178.97 $112.34 -37%
WuXi AppTec Co WUXAY $18.59 $25.09 +35%
IDEXX Laboratories, Inc IDXX $545.73 $255.77 -53%
Lonza Group LZAGY $61.97 $14.23 -77%
Agilent Technologies, Inc A $138.37 $65.93 -52%

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Frequently asked questions

Is Diagnostyka S.A (DIA) undervalued?
As of Jun 24, 2026, our model estimates a fair value of 149.07 PLN versus a price of 172.50 PLN — about −14% (overvalued). Model-based estimate, not financial advice.
What is the fair value of DIA?
Our 21-model fair value for Diagnostyka S.A is 149.07 PLN (as of Jun 24, 2026), built from audited fundamentals. The current price is 172.50 PLN.
What is the quality score of DIA?
Diagnostyka S.A has a Quality Score of 94/100, measuring profitability, growth and balance-sheet strength from non-valuation factors.
What is the revenue of Diagnostyka S.A (DIA)?
Diagnostyka S.A reported trailing-twelve-month revenue of about 2.4B PLN (latest available figure, as of Jun 24, 2026).
What is the net profit margin of DIA?
The net profit margin of Diagnostyka S.A is about 10.4%, meaning it keeps roughly 10.4% of revenue as net income. Based on the latest reported figures.

How we calculate Fair Value

Each company is valued through a stack of independent intrinsic-value models (DCF variants, residual-income, multiples and more), blended into one family-balanced consensus and weighted by how much trustworthy data backs it. A separate quality layer scores the fundamentals. Every input is real reported data — nothing guessed.

Educational research only · not financial advice · no buy/sell recommendation. Model-based estimates are not certainties; their reliability depends on data quality and assumptions.