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Mostostal Warszawa S.A. — Investor Relations & Filings

Ticker · MSW ISIN · PLMSTWS00019 LEI · 25940009X7VZW3QCSY86 WAR Construction
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Filings indexed 838 across all filing types
Latest filing 2026-05-22 Capital/Financing Update
Country PL Poland
Listing WAR MSW

About Mostostal Warszawa S.A.

https://www.mostostal.waw.pl/en

Mostostal Warszawa S.A. is a large-scale construction company that operates primarily as a general contractor, delivering investments across key sectors of the construction market. The company provides comprehensive construction and engineering services for a diverse range of projects, including general construction, industrial facilities, power engineering, and infrastructure. Its portfolio features public utility buildings such as university facilities and sports halls, residential complexes, and transportation infrastructure. With a historical specialization in steel construction, the firm executes complex projects for both public and private sector clients, managing investments from conception through to completion.

Recent filings

Filing Released Lang Actions
Wydłużenie terminu spłaty pożyczki udzielonej przez podmiot powiązany - Content (PL)
Capital/Financing Update Classification · 87% confidence The document is a current corporate announcement in Polish by the Management Board of Mostostal Warszawa S.A. It informs investors of the extension of a short-term loan by one month, specifying the new maturity date, outstanding amount, interest, and conditions. This is a financing activity update rather than a financial report, earnings release, or regulatory certification. It fits the definition of a Capital/Financing Update (CAP).
2026-05-22 Polish
Żądanie zapłaty z gwarancji należytego wykonania - Content (PL)
Legal Proceedings Report Classification · 90% confidence The document is a current report (“raport bieżący”) by Mostostal Warszawa S.A. informing investors of a legal claim under a performance guarantee and contract termination dispute. It does not present financial statements, board changes, or voting outcomes but provides a material legal update. This falls squarely under Legal Proceedings Report (LTR).
2026-05-21 Polish
Żądanie zapłaty z Gwarancji zwrotu zaliczki - Content (PL)
Legal Proceedings Report Classification · 85% confidence The document is a current report notifying investors that a bank (Intesa Sanpaolo) has called on a performance guarantee (“Gwarancja Zwrotu Zaliczki”) issued by the company, and the company’s management’s response (set-off of receivables). The text contains no financial statements or earnings data, no AGM materials, not an earnings release, etc. It clearly describes a legal claim and the company’s handling of that legal matter, which fits under “Legal Proceedings Report (LTR).”
2026-05-20 Polish
Zmiana terminu przekazania raportu za I kwartał 2026 r. - Content (PL)
Report Publication Announcement Classification · 85% confidence The document is a short notice informing the public of a change in the publication date for the company’s single and consolidated financial statements for Q1 2026, with a legal reference cited. It does not contain the actual financial data, but only announces the timing of report publication. Under the “menu vs meal” rule, this is an announcement of report timing, not the report itself, so it falls under Report Publication Announcement (RPA).
2026-05-18 Polish
zal01_Mostostal_Warszawa_--_Notification_--_Disposal.pdf
Major Shareholding Notification Classification · 93% confidence The document is a formal notification under Article 69 and 69a of the Polish Act on Public Offering describing the direct and indirect shareholding change (disposal of 12,426,388 shares and resulting change in voting rights). This corresponds to a Major Shareholding Notification, as it reports a significant ownership change by a shareholder entity. It is not an earnings release, board change, or other category but specifically a threshold shareholding notification.
2026-05-18 English
zal02_Mostostal_Warszawa_--_Notification_--_Acquisition.pdf
Major Shareholding Notification Classification · 95% confidence The document is a regulatory notification by Acciona (through its subsidiary) of acquiring 12,426,388 shares (62.13% voting rights) in Mostostal Warszawa S.A. under the Polish Public Offering Act, informing a significant change in share ownership crossing statutory thresholds. This clearly fits the Major Shareholding Notification category.
2026-05-18 English

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