Landing page social share buttons not working

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Landing page social share buttons not working

Anybody having issues with these currently? When I try to share the landing page, everything seems to go as expected, but the share never shows up in my timeline. We've used these successfully for some time now. I'll post an example below.

http://news.vectorvest.com/10MinuteInvestor_090718_registrationR.html

Thanks,

Chris