MarketCalendars.com is run by Trading Data Services, LLC. We keep cookies to the minimum the site needs. We do not use advertising or cross-site tracking cookies, and we do not sell data.
What we use
| Item | Purpose | Lifetime | Category |
|---|---|---|---|
| Session cookie (set by our sign-in system) | Keeps you signed in | 30 days, renewed on use | Strictly necessary |
mc_consent | Remembers your analytics choice | 12 months | Strictly necessary |
mc_prefs | Market time or your time, your time zone, date format and 12 or 24 hour clock | 12 months | Strictly necessary (a setting you chose) |
mc-theme | Light or dark mode, kept in local storage | Until you clear it | Strictly necessary (a setting you chose) |
| Turnstile (sign-up and contact forms) | Checks you are human. Sets no cookie by default and uses browser signals only for security | Per check | Strictly necessary |
__cf_bm, cf_clearance, _cfuvid | Cloudflare bot and abuse protection, only when it is triggered | 30 minutes to 1 year, set by Cloudflare | Strictly necessary |
| Cloudflare Web Analytics | Counts visits and page speed. No cookies, no local storage, no cross-site tracking | n/a | Optional |
Embedded widgets (/embed/ pages) set no cookies and load no analytics.
Analytics needs your consent
Strictly necessary items run without asking, because the site cannot work or remember your settings without them. Cloudflare Web Analytics is optional: it loads only after you choose Accept on the cookie bar. If your browser sends Global Privacy Control, we treat that as Decline and do not show the bar.
Changing your choice
Use (also in the footer) to reopen the bar and choose again. You can also delete cookies in your browser settings; the site will then ask again.
Contact
Trading Data Services, LLC, which runs MarketCalendars.com: hello@marketcalendars.com
Version history
- 24 October 2026: First version