Enabling Growth. Creating Value.
Rostra AG is an investment holding company with a focus on thriving businesses in southern Africa. Our sector expertise lies in financial services and commodity trading companies. We serve as a gateway for African assets to European capital markets and are listed on the general standard of the Frankfurt Stock Exchange.
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NMBZ Holdings Limited
NMB Bank is a leading Zimbabwean commercial bank supporting corporates in Retail and Distribution, Manufacturing, Transport, Construction, Mining, NGO’s, SMEs and individuals. NMB Bank Limited is the principal subsidiary of NMBZ, a Zimbabwean based investment holding company listed on the Zimbabwe Stock Exchange. The digital transformation of NMB through its fintech subsidiary XPlug positions the bank for scalable regional expansion and operational efficiency.
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Sigma Precious Metals FZCO
Established in the heart of Dubai in 2024, Sigma Precious Metals is dedicated to providing dependable and transparent trading services for discerning investors around the globe. With a commitment to excellence, Sigma offers a diverse range of high-quality gold and platinum products, ensuring you have the best options for safeguarding your wealth.
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Divcorp Investments Ltd
Divcorp Investments Ltd., based in Cyprus, is the parent company of Ripplebrooke Investments Proprietary Ltd., SA Precious Metals Proprietary Ltd., and Batton Services Proprietary Ltd., all of which are based in South Africa. The operating companies of the Divcorp Group are involved in trading gold and other precious metals, as well as the extraction and processing/refining of precious metals.
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AD hoc Announcements
Under Ad hoc Announcements (mandatory disclosures), we publish all disclosures that fall under the statutory disclosure requirements pursuant to the provisions of Regulation (EU) No. 596/2014 (Market Abuse Regulation) and Section 26 of the Securities Trading Act.
Corporate News
We publish all other interesting information about our company and our investments as corporate news.
[Unofficial translation:] Rostra AG decides on structural change with ...
Acquisition of 49% instead of the originally planned 91.8% of Divcorp Investments Ltd This is an unofficial translation of the adhoc-announcement. Please download the official adhoc-announcement here (only available in German). Düsseldorf, November 11, 2025 – Following recent discussions with the shareholders of DIVCORP INVESTMENTS LTD, Cyprus (“DIVCORP”), who were approved by resolution of the […]
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Our head office is located at: Fritz-Vomfelde-Strasse 34, 40547 Düsseldorf, Germany. If you would like to leave us a message you can use the contact form below: