Home / Leaderboard / Humanis Gestion d'Actifs
Humanis Gestion d'Actifs
Xavier Collot · Asset Manager · Multi-Strategy
Humanis Gestion d'Actifs was the asset management arm of the Humanis Group, a prominent French mutualist social protection organization. Following the 2019 merger between Malakoff Médéric and Humanis, the entity became Malakoff Humanis Gestion d'Actifs. In 2022, Sienna Investment Managers acquired a majority stake in the firm, which was subsequently rebranded as Sienna Gestion. The institution is a specialist in managing institutional assets, particularly pension funds and employee savings schemes. It has a long-standing history as a pioneer in Socially Responsible Investment (SRI) in France, focusing on delivering sustainable long-term performance through the integration of extra-financial criteria. The firm manages a diverse range of assets, including equities, fixed income, and real estate, serving the investment needs of the group’s social protection and retirement portfolios.
Simulated Performance
| Metric | Value |
|---|---|
| Total return | +34.4% |
| YTD return | +26.8% |
| Sharpe ratio | 4.17 |
| Win rate | 54% |
| AUM | $0.8B |
| Inception | Oct 1, 2025 |
| Updated | Sep 18, 2026 |
Institution Status
| Field | Value |
|---|---|
| AUM | $0.8B |
| Turnover | Low (<15%) |
| Avg holding | 18 Months |
| Inception | Oct 1, 2025 |
| Website | https://www.sienna-gestion.com |
Current Holdings
Updated on Sep 18, 2026.
| Ticker | Name | Portfolio % | Return |
|---|---|---|---|
| NVDA | NVIDIA Corporation | 16.2% | +16.4% |
| AAPL | Apple Inc | 13.6% | +9.2% |
| MSFT | Microsoft Corporation | 12.6% | +1.6% |
| GOOGL | Alphabet Inc Class A | 10.9% | +1.5% |
| AVGO | Broadcom Inc | 5.0% | +6.5% |
| MU | Micron Technology Inc | 3.9% | +135.2% |
| JPM | JPMorgan Chase & Co | 3.6% | +13.3% |
| TSLA | Tesla Inc | 3.2% | -13.1% |
| LLY | Eli Lilly and Company | 2.9% | +13.0% |
| CSCO | Cisco Systems Inc | 2.9% | +50.2% |
| NBIS | Nebius Group N.V. | 2.9% | +0.7% |
| BLK | BlackRock Inc | 2.7% | -3.6% |
| MA | Mastercard Inc | 2.6% | +11.6% |
| STT | State Street Corp | 2.5% | +21.2% |
| HD | The Home Depot Inc | 2.5% | -20.7% |
| AMD | Advanced Micro Devices Inc | 2.5% | +53.1% |
| JNJ | Johnson & Johnson | 2.5% | -0.5% |
| ATO | Atmos Energy Corporation | 2.3% | -9.5% |
| AMAT | Applied Materials Inc | 2.3% | -3.7% |
| PG | Procter & Gamble Company | 2.2% | -0.0% |
Recent activity
| Date | Action | Ticker | Weight |
|---|---|---|---|
| Sep 14, 2026 | BUY | AMD | 2.3% → 2.5% |
| Sep 14, 2026 | BUY | JPM | 3.6% → 3.6% |
| Sep 14, 2026 | BUY | AMAT | 0.0% → 2.3% |
| Sep 14, 2026 | BUY | STT | 2.5% → 2.5% |
| Sep 14, 2026 | SELL | ACN | 2.3% → 0.0% |
Investment Style Analysis
Humanis Gestion d'Actifs is widely recognized for employing a Multi-Strategy strategy. As of Sep 18, 2026, the firm oversees approximately $0.8B in assets under management (AUM). The portfolio demonstrates a clear preference for the Semiconductors and Internet Content & Information sectors, reflecting a high-conviction approach to capital allocation.
Recent Market Moves
During the latest rebalancing period ending Sep 14, Humanis Gestion d'Actifs made a significant move by increasing exposure to AMD. This adjustment aligns with the fund's dynamic approach to risk management and capital deployment in current market conditions.
Investment Philosophy
The institution's investment philosophy centers on long-term value creation and the systematic integration of Environmental, Social, and Governance (ESG) factors into its decision-making process. Rooted in its mutualist and social protection heritage, the firm prioritizes the security and sustainability of retirement and savings assets. Its strategy focuses on conviction-based management across multiple asset classes, seeking to align financial returns with social and environmental impact. The firm utilizes a rigorous risk-management framework to navigate market volatility while supporting the broader goals of social cohesion and the energy transition through thematic and responsible investment solutions.
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 Humanis Gestion d'Actifs.
Similar Investment Style
Based on Multi-Strategy.
- Sandoz Family Office SA — Marc Duc · 3M -3.2%
- BB Gestão de Recursos - Distribuidora de Títulos e Valores Mobiliários S.A. — Denísio Liberato · 3M +6.6%
- Wolverine Trading, LLC — Robert Bellick · 3M -3.6%
- Amundi Asset Management US, Inc. — Marco Pirondini · 3M -4.4%
Frequently asked questions
How is the simulated portfolio for Humanis Gestion d'Actifs 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 Humanis Gestion d'Actifs's largest holding?
As of the latest filing, Humanis Gestion d'Actifs's top position is NVIDIA Corporation (NVDA), representing 16.2% of the portfolio. This reflects a high-conviction bet by the institution.
What is Humanis Gestion d'Actifs's historical performance and risk profile?
Our simulation indicates a total return of +34.4% with a win rate of 54%. Notably, the portfolio maintains a Sharpe Ratio of 4.17, suggesting an exceptional level of risk-adjusted returns compared to the broader market.
What sectors does Humanis Gestion d'Actifs primarily invest in?
Humanis Gestion d'Actifs has a strong preference for the Semiconductors sector, which makes up 27.7% of their disclosed assets. The portfolio also has exposure to Internet Content & Information, indicating a specific thematic focus.
Is Humanis Gestion d'Actifs's portfolio concentrated or diversified?
Humanis Gestion d'Actifs runs a moderately concentrated portfolio with 20 disclosed positions. The top 3 holdings alone account for 42.5% of the total portfolio weight, suggesting a strategy that favors broader market exposure.
How has Humanis Gestion d'Actifs performed in 2026?
Our AI-simulated model portfolio for Humanis Gestion d'Actifs tracks a Year-to-Date (YTD) return of +26.8%. This metric helps investors gauge the institution's effectiveness in the current market environment.
Does Xavier Collot manage Humanis Gestion d'Actifs directly?
Yes, Xavier Collot serves as the key portfolio manager for Humanis Gestion d'Actifs, overseeing the investment strategy and final capital allocation decisions.