Privacy Policy

Last updated: March 14, 2026

This Privacy Policy describes how QuantAnalyst ("we", "us", "the Service") collects, uses, and protects your personal information in compliance with the General Data Protection Regulation (GDPR) and applicable French and European data protection laws.

1. Data Collected

We collect data you provide during registration (username, email, hashed password), usage data (analyses performed, tickers consulted), and technical data (IP address, browser type).

2. Use of Data

Your data is used to provide the Service, improve user experience, manage your account and subscriptions, and send you alerts if configured.

3. Legal Basis

Processing of your data is based on contract performance (providing the Service), your consent (email alerts), and our legitimate interests (improving the Service).

4. Data Sharing

We do not sell or share your personal data with third parties for commercial purposes. Analyzed tickers are sent to Yahoo Finance for market data retrieval and to Anthropic for AI analysis.

5. Your Rights (GDPR)

You have the right to access, rectify, delete, restrict processing, data portability, and object to processing of your data. To exercise these rights, contact us at contact@quantanalyst.fr.

6. Security

We implement appropriate security measures to protect your data, including password hashing, HTTPS encryption, and secure access control.

7. Data Retention

Your data is retained as long as your account is active. You can request deletion of your account and all associated data at any time.

8. Cookies

We use essential cookies for site operation (authentication). We do not use tracking or advertising cookies.

9. Contact

For any privacy-related questions, contact our Data Protection Officer at contact@quantanalyst.fr.