If you asked a European fund manager to name every stock market they actively research, Poland would appear on very few lists. The Warsaw Stock Exchange (GPW) has over 400 listed companies. It's the largest equity market in Central and Eastern Europe. It has produced several world-class companies in gaming, e-commerce, retail, and food. And it is structurally undervalued relative to the quality of its underlying businesses.
The reason for the neglect is not fundamental — it's structural. And structural neglect is exactly the kind of inefficiency that equity screeners can surface.
The GPW in numbers
The Warsaw Stock Exchange lists approximately 420 domestic companies on the main market and over 300 on NewConnect (the alternative market for smaller, growth-stage companies). Market capitalisation ranges from billion-euro multinationals to micro-cap family businesses worth €10–30 million.
The WIG20 is the benchmark index — 20 largest companies, dominated by banks and energy. But WIG20 is not where the opportunity lies. The WIG Small Cap index and the broader WIG index include a long tail of companies that are almost entirely invisible to non-Polish institutional investors.
Polish GDP per capita has grown from roughly $4,800 in 2000 to over $20,000 in 2026 — one of the most remarkable economic progressions in post-communist Europe. The private sector has scaled with it. The companies that grew during that period are now mature, profitable businesses trading at the same valuation discounts they carried as emerging-market microcaps a decade ago.
Why Polish stocks are cheap
Several structural factors create persistent valuation discounts on GPW:
Low international ownership. Most GPW companies are majority-owned by domestic institutions or controlling families. Foreign institutional ownership is concentrated in the WIG20 majors. Below that, the investor base is almost entirely domestic retail and Polish fund managers. International analysts don't cover these companies because there's no institutional order flow to justify the research cost.
Currency friction. Polish stocks are priced in PLN (Polish zloty). For EUR or USD-base investors, that adds a currency step. Many international investors simply avoid markets that require a PLN account or FX conversion, even if the underlying economics are compelling.
Emerging market classification. Despite Poland's EU membership and governance standards comparable to many Western European markets, some global index providers classify Poland as an emerging market. This creates a mechanical underweight in developed market equity indices and keeps certain institutional mandates from investing.
State ownership overhang. Several of the largest GPW companies — PKN Orlen, PKO Bank Polski, KGHM — have significant state ownership. This creates a political risk perception that depresses valuations even for companies whose private-sector peers would trade at 20–30% higher multiples.
The companies international investors are missing
Away from the WIG20 majors, the GPW has a rich mid cap and small cap ecosystem that is almost entirely invisible in Western financial media:
CD Projekt — Creator of The Witcher and Cyberpunk 2077. One of the most globally recognised Polish brands. Listed in Warsaw, consistently among the most discussed gaming stocks by non-Polish investors, and yet rarely followed by major European equity research teams.
Dino Polska — A food discount retailer that has grown from 500 to 2,500+ stores in a decade with consistently high returns on invested capital and a business model that resembles early-stage Lidl expansion. Covered by a handful of Polish brokers; largely invisible internationally.
LPP — One of Europe's largest clothing retailers (Reserved, Cropp, House). Operates across CEE, Western Europe, and Middle East. Revenue growing mid-teens annually for years. Trades at a significant discount to Inditex and H&M on comparable metrics.
Allegro — Poland's dominant e-commerce platform. More market share in Poland than Amazon has in most Western European countries. Listed in 2020, one of the largest IPOs in GPW history. Still covered by fewer analysts than a mid-tier UK software company.
Budimex — One of Poland's largest construction companies with exposure to massive EU infrastructure funding flows into Polish roads, rail, and energy infrastructure. Consistent dividend payer with a very clean balance sheet.
These are not obscure microcaps. They are genuine businesses with multi-decade operating histories, clear competitive positions, and real earnings. They trade at discounts to Western European peers primarily because Western European institutions haven't bothered to look.
What the screener shows
Running ScreenerHero with GPW selected and applying conservative filters — P/E below 15, ROE above 8%, positive profit margin — typically surfaces 60–100 companies. Sorting by P/B reveals that a significant portion trade below or near 1x book value.
A few patterns emerge:
Banking sector: PKO Bank Polski, Santander Bank Polska, ING Bank Śląski — all trade at P/B between 0.8 and 1.2 despite ROE of 12–18%. Western European banks at comparable ROE trade at 1.2–1.8x book. The discount is 30–50%.
Retail: Dino, LPP, and Pepco trade at lower P/E multiples than Inditex, H&M, or REWE despite comparable or higher growth rates.
Industrial and construction: Companies like Budimex, Unibep, and Erbud operate in a market with guaranteed infrastructure spending for the next decade (EU Cohesion Fund and Polish national programs). They trade at 5–8x earnings.
The risks
The discount exists for reasons, and not all of them are irrational:
Political risk — Poland's political environment has been volatile. Conflicts with EU institutions over rule-of-law matters have introduced uncertainty, though this has moderated in recent years.
Currency risk — PLN can move materially versus EUR, particularly during emerging market risk-off episodes. A 10% PLN depreciation wipes out a significant portion of returns measured in EUR.
Liquidity — Below WIG20, daily trading volumes are thin. Building a meaningful position in smaller GPW companies can take weeks without moving the price. Exiting quickly is often impossible.
Corporate governance — The quality of financial disclosure and governance varies significantly. Family-controlled small caps may have related-party transactions, opaque cash management, or compensation structures that don't serve minority shareholders.
These are real risks. They explain some of the discount. But they don't explain all of it — and for investors with a 3–5 year time horizon and the ability to be patient with liquidity, the risk-adjusted opportunity is substantial.
How to screen Polish stocks
In ScreenerHero, select GPW as the exchange to scope results to Warsaw-listed companies. From there:
- P/E max 15 + ROE min 8% surfaces the value-quality overlap
- Market cap €100M–€2B keeps you in the main market mid cap range with reasonable liquidity
- Dividend yield min 2% filters for companies returning capital — a signal of balance sheet strength
- Profit margin min 3% removes persistent loss-makers
Sort by P/B to see where book-value discounts are largest, then check the ROE column — the combination of low P/B and high ROE is the classic value signal that Piotroski and other Polish equity researchers have documented extensively.
The Polish market rewards patience and the willingness to read Polish-language financial disclosures (or rely on ScreenerHero's standardised data). For those willing to do that work, the GPW remains one of the last genuinely inefficient pockets of the European equity universe.
ScreenerHero covers all active GPW-listed instruments on the Warsaw Stock Exchange. Fundamental data is updated daily based on financial filings. Screen Polish stocks now.