Looking at previous breakouts and resulting percentage gains

and coming up with conservative and aggressive price targets. Currently in long trade, considering when to take profits. I may close at the conservative or the agressive target depending on how aggressively the price action continues going up.

Trade closed manually:

I closed with a profit mainly because corn looks really weak and I am worried soy will follow. Also, the soy chart is showing a lot more weakness than I'm comfortable with.