Lightening up on DUST

Had a lot of short call exposure so with a 20%+ down day I thought it would be a good idea to take advantage and lighten things up a bit.
Bought to close:
$DUST Nov 16 49 calls @ .35. Sold for 1.60 and 2.00 on 8/15.
$DUST Dec 21 60 calls @ .39. Sold for 2.30 on 8/16.