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Patinex AG
Martin Ebner · Family Office · Activist
Patinex AG is a Swiss investment holding company and the primary investment vehicle for billionaire financier Martin Ebner and his wife, Rosmarie. Established in 2005 following the restructuring of the BZ Group, the firm is headquartered in Wilen and maintains a high-conviction portfolio of significant stakes in both public and private enterprises. The institution has historically focused on sectors such as healthcare, financial software, and real estate, holding major positions in companies like Temenos, Intershop, and Helvetic Airways. Patinex and its founder are widely recognized for their transformative role in the Swiss financial sector, specifically for pioneering activist investment strategies that prioritize corporate transparency and the enhancement of shareholder value through active engagement with management and boards.
Simulated Performance
| Metric | Value |
|---|---|
| Total return | +15.2% |
| YTD return | +0.9% |
| Sharpe ratio | 3.29 |
| Win rate | 50% |
| AUM | $2.1B |
| Inception | Oct 1, 2025 |
| Updated | Aug 20, 2026 |
Institution Status
| Field | Value |
|---|---|
| AUM | $2.1B |
| Turnover | Low (<15%) |
| Avg holding | 18 Months |
| Inception | Oct 1, 2025 |
| Website | https://www.patinexmanagement.ch/ |
Current Holdings
Updated on Aug 20, 2026.
| Ticker | Name | Portfolio % | Return |
|---|---|---|---|
| VOD | Vodafone Group PLC ADR | 53.6% | +41.9% |
| AMRZ | Amrize Ltd | 46.4% | -7.9% |
Recent activity
| Date | Action | Ticker | Weight |
|---|---|---|---|
| Jul 27, 2026 | SELL | VOD | 50.2% → 53.6% |
| Jul 27, 2026 | BUY | AMRZ | 49.8% → 46.4% |
| Oct 1, 2025 | BUY | AMRZ | 0.0% → 53.3% |
| Oct 1, 2025 | BUY | VOD | 0.0% → 46.7% |
Investment Style Analysis
Patinex AG is widely recognized for employing a Activist strategy. As of Aug 20, 2026, the firm oversees approximately $2.1B in assets under management (AUM). The portfolio demonstrates a clear preference for the Telecom Services and Building Materials sectors, reflecting a high-conviction approach to capital allocation.
Recent Market Moves
During the latest rebalancing period ending Jul 27, Patinex AG made a significant move by reducing the position in VOD. This adjustment aligns with the fund's dynamic approach to risk management and capital deployment in current market conditions.
Investment Philosophy
Patinex AG follows a disciplined, long-term investment philosophy centered on taking concentrated positions in undervalued companies with robust growth potential. The firm emphasizes high-conviction bets over broad diversification, allowing for significant influence and oversight of its portfolio holdings. A hallmark of the institution's approach is its activist stance, where it actively champions shareholder value and advocates for corporate governance reforms. By engaging directly with company leadership to drive structural improvements and operational efficiency, Patinex seeks to unlock latent value and achieve superior capital appreciation over extended horizons.
Disclaimer
The content provided on this page, including the simulated portfolio performance, holdings analysis, and AI-generated insights, is for informational and educational purposes only. It does not constitute financial advice, investment recommendations, or an offer to buy or sell any securities. All data is derived from historical SEC 13F filings and other public disclosures, which have a reporting lag. The "Simulated Performance" is a hypothetical reconstruction based on past disclosures and does not represent the actual returns of the institution. Past performance is not indicative of future results. Tritonix.ai is not affiliated with Patinex AG.
Similar Investment Style
Based on Activist.
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Frequently asked questions
How is the simulated portfolio for Patinex AG constructed?
This simulation is powered by Tritonix AI using official SEC filings. We focus on the "Best Ideas" by filtering for only the Top 20 largest holdings and rebalancing them to 100%. The simulation tracks performance starting from Oct 1, 2025. Our AI monitors for updates every Monday to capture major shifts. This concentrated approach highlights the manager's true stock-picking skill and mirrors their actual investment returns.
What is Patinex AG's largest holding?
As of the latest filing, Patinex AG's top position is Vodafone Group PLC ADR (VOD), representing 53.6% of the portfolio. This reflects a high-conviction bet by the institution.
What is Patinex AG's historical performance and risk profile?
Our simulation indicates a total return of +15.2% with a win rate of 50%. Notably, the portfolio maintains a Sharpe Ratio of 3.29, suggesting an exceptional level of risk-adjusted returns compared to the broader market.
What sectors does Patinex AG primarily invest in?
Patinex AG has a strong preference for the Telecom Services sector, which makes up 53.6% of their disclosed assets. The portfolio also has exposure to Building Materials, indicating a specific thematic focus.
Is Patinex AG's portfolio concentrated or diversified?
Patinex AG runs a highly concentrated portfolio with 2 disclosed positions. The top 3 holdings alone account for 100.0% of the total portfolio weight, suggesting a strategy that favors deep research into a few key names.
How has Patinex AG performed in 2026?
Our AI-simulated model portfolio for Patinex AG tracks a Year-to-Date (YTD) return of +0.9%. This metric helps investors gauge the institution's effectiveness in the current market environment.
Does Martin Ebner manage Patinex AG directly?
Yes, Martin Ebner serves as the key portfolio manager for Patinex AG, overseeing the investment strategy and final capital allocation decisions.