Téthys is the holding company of the Bettencourt-Meyers family, largest shareholder of L’Oréal.Quantitative Research:-Conducted research on systematic investment strategies, including idea generation, data analysis, backtesting, and implementation.-Analyzed alternative investment strategies (quant, arbitrage, global macro...) and developed decision support tools (VBA, Python) for hedge fund portfolio construction.Strategic Asset Allocation:- Monitored portfolio positions, including metrics computation for risk management.- Assisted the portfolio manager in meetings with hedge funds and portfolio managers.Operational:- Automated the portfolio reporting process using programming- Responsible for calculating and verifying the portfolio's performance