That would be the same filter I'm using as well.
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it's the probably GPU acting up. as of CC2015.3 sharpen is (optionally) a GPU accelerated effect: After Effects CC 2015.3 In-Depth: GPU-Accelerated Effects | Creative Cloud blog by Adobe
check your project settings and try to turn in to CPU and not GPU for video rendering and effects
in my system both GPU and CPU are showing the same result, but your GPU is probably different (I have GTX970) so let's check if this is the case.
I would also see if this option makes any differences:
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