It's more they don't actively enforce that rule. IMO they should. One purpose of the 10-day notification is to give the public sufficient time to digest the info before making an investing decision. Of course, it also is the way everyone in the investing community is notified so things run smoother.
----- "We simply attempt to be fearful when others are greedy and to be greedy only when others are fearful." -- Warren Buffett
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