You agree to the privacy policy below, and the Privacy Policy for Substack, the technology provider.

Privacy Policy
Effective date: 20/06/2025

Challenger Research Ltd (“we,” “us,” or “our”) operates a publication on Substack. This Privacy Policy explains how we collect, use, and protect your personal information when you visit our Substack page, subscribe to our newsletter, or interact with our content and services.


1. Information We Collect

We may collect and process the following information:

  • Email Address: When you subscribe to our newsletter or updates.

  • Name (if you provide it voluntarily).

  • Payment Information: If you choose to purchase a paid subscription. (Handled securely by Substack and its payment provider, Stripe.)

  • Technical Information: Including IP address, browser type, and usage data, collected automatically via Substack.


2. How We Use Your Information

We use your information to:

  • Deliver our newsletter and updates;

  • Respond to your inquiries;

  • Manage your subscription (free or paid);

  • Improve our content and services;

  • Comply with legal obligations.

We do not sell, rent, or trade your personal information to third parties.


3. Email Communication

By subscribing, you consent to receive emails from Challenger Research Ltd via Substack. You can unsubscribe at any time by clicking the “Unsubscribe” link in the footer of any email.


4. Third-Party Services

Our publication is hosted and distributed through Substack, which manages:

  • Subscriber databases,

  • Payment processing (via Stripe),

  • Email delivery.

Substack's handling of your data is subject to its own Privacy Policy and Terms of Service.

We may also include links to third-party websites or affiliate programs (e.g., Substack referral links). We are not responsible for the privacy practices of those third parties.


5. Data Security

We take reasonable steps to protect your information, but no online transmission or storage system is 100% secure. We cannot guarantee the security of your personal data submitted via Substack.


6. Your Rights

Depending on your location (e.g., UK, EU), you may have rights to:

  • Access the personal data we hold about you;

  • Correct or delete your data;

  • Object to or restrict certain types of data processing;

  • File a complaint with a data protection authority.

To make a request, contact us at the email address below.


7. International Users

Challenger Research Ltd is based in the United Kingdom. If you access our services from outside the UK, you consent to the transfer and processing of your information in accordance with this policy.


8. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. When we do, we will update the effective date above. Continued use of our Service after any changes indicates your acceptance of the revised policy.


9. Contact Us

If you have any questions about this Privacy Policy or how we handle your data, you can contact us at:

📧 team@challengerresearchgroup.com
Challenger Research Ltd