1. What is a cookie ?

A cookie is a file text registered in a space dedicated by the hard disk of your terminal* when you consult an on-line service thanks to your browser. A cookie allows its issuer to identify the terminal in which it is registered, during the cookie’s term of validity or recording.


  • The terminal means the equipment (computer, tablet, smartphone) that you use to consult all display a website, an application, an advertising content etc.

2. Why do we use cookies ?

We use, subject to your choice, cookies on our site to allow a more effective browsing for its users. Cookies allow you to connect to your services of Lyxor ETF websites, to choose your preferences of connection (ex: language), to buy products and on-line services and to use tools, such as simulators.

The cookies which we transmit also allow us:

  • To establish statistics and number of visitors and use of diverse elements composing our site (sections and visited contents…), allowing us to improve the interest and the ergonomics of our services;
  • To adapt the appearance of our site to the preferences of digital display of your terminal (used language, resolution of display, used operating system, etc.) during your visits on our site, according to the equipment and software of display or reading which your terminal contains;
  • To remember information relative to a form which you filled in on our site;
  • To allow you to access reserved and personal spaces of our site, thanks to identifiers or data which you have previously confided us ;
  • To allow you to access reserved and personal spaces of our site, thanks to identifiers or data which you have previously confided us ;

3. What cookies do we use?

What cookies do we use? What collected data?
Expiration time
For what?
Is it strictly necessary?
__utma 2 years Google analytics (third party cookie). Used to distinguish users and sessions.(https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage#gajs)
__utmt 10 minutes Google analytics (third party cookie). Used to throttle request rate.(https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage#gajs)
__utmb 30 mins Google analytics (third party cookie). Used to determine new sessions/visits. (https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage#gajs)
__utmc session Google analytics (third party cookie). Set for interoperability with urchin.js.(https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage#gajs)
__utmz 6 months Google analytics (third party cookie). Stores the traffic source or campaign that explains how the user reached the site.(https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage#gajs)
WWW_WARRANTS_XXXX_HTTP Session Anonymous client identification This cookie helps identify client to always redirect him to the same server (we have many servers to balance the load of visitors).

4. Third party cookies

The present cookies transmitted by third parties can allow them, during the term of validity of these cookies to count the number of displays of contents spread via our spaces, to identify the contents so displayed, the number of users having clicked each, allowing them to establish statistics.

The issue and the use of cookies by third parties, are subjected to the cookie policies of these third parties. We inform you about the object of the cookies of which we have knowledge and means which you have to accept or refuse them.

5. Terms of refusal / deleting cookies

The recording of a cookie in a terminal is essentially subordinated to the will of the user of the terminal, which its user can express and modify at any time and free of charge.

If you have accepted the recording of cookies in your browser, the cookies integrated into the pages and content which you consulted can be temporarily stored in a space dedicated on your terminal.

If you refuse the recording of cookies on your terminal, or if you delete those which are registered there, you cannot benefit any more from a certain number of features of our site.

If you do not consent to the recording of cookies on your terminal, or if you delete those which are registered there, you will no longer benefit from a certain number of features of our site. To disable Google Analytics cookies, you can download and install the following tool: https://tools.google.com/dlpage/gaoptout?hl=en