Poland has the largest stock exchange in Central and Eastern Europe — and Polish insider data is underanalyzed by most international investors. That gap is exactly where the edge is.
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Poland has the largest stock exchange in Central and Eastern Europe, and one of the few economies that avoided recession during the 2008 financial crisis. The Warsaw Stock Exchange lists over 400 companies across banking, energy, retail, gaming, and technology. Polish insider data is underanalyzed by international investors — which means the signals here can be especially valuable for those paying attention.
The Komisja Nadzoru Finansowego (KNF) is Poland's financial supervisory authority. Polish companies listed on the GPW are required to disclose insider transactions under MAR, with notifications published through the KNF's ESPI system.
We monitor KNF/ESPI insider transaction notifications for GPW-listed companies, capturing every reported insider buy and sell in PLN. We filter out compensation-related transactions to focus on genuine open-market purchases and sales.
Poland's economy is the largest in Central Europe. The GPW includes major players in banking, energy, retail, and technology. Polish insider data is underanalyzed by international investors — which means the signals here can be especially valuable for those paying attention.
WIG20 constituents like PKN Orlen, PKO Bank Polski, KGHM, and CD Projekt to the broader WIG index where insider buying in mid-caps can be particularly meaningful.
Our Top Insiders leaderboard ranks the best-performing Polish executives by verified stock return. Our leaderboard surfaces the executives with the strongest conviction track records on the GPW.
Our Industry Rankings reveal which Polish sectors have the most insider conviction. Banking, energy, gaming, and retail are all tracked.
Polish executives must disclose PDMR transactions within three business days. KNF publishes notifications through the ESPI system. We scrape it daily.
We exclude options exercises, stock awards, and compensation-related transactions. Only genuine open-market purchases and sales make it through.
Filter by company, role, or cluster activity. See which Polish sectors insiders are most bullish on. Track who the top-performing Polish insiders are over 1, 3, and 6 months.
Full access to Poland and 14 other European markets, top insider rankings, and industry conviction scores.
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