I think this is how you do it, do not quote me on this though.
Go here, http://battlelog.battlefield.com/bf4/profile/edit/edit-privacy/
FEED AND GAME ACTIVITY
Visible to me only
Visible to friends Visible to everyone
Change your feed and game activity to me only, this should then not show reports however has been known not to work.
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Thank-you
KillerWhalSam
Marshall
If I or Anyone helped in any way please in return make the time to award then with XP please.
If I solved the problem please press 'Accept as Soloution' next to my post so others know of the soloution.
I DO NOT WORK FOR EA
MY VIEWS ARE MY SOLE OPINION SO THEREFORE DO NOT REPRESENT THE VIEWS OF DICE, EA OR ANY SUB EA COMPANY.