Who? My current provider I just signed up with? Certainly possible, I'll see at renewal. I always shop for the best rate when my contract is up though and rarely stay with a provider unless they are the cheapest.
With Griddy you're at the mercy of the wholesale market. Right now that's a very bad thing. Last Friday, I paid over $17 just in wholesale electric costs.
If you can't scale back your usage during the peak times, then you're going to pay dearly in this heat. My wife and kids are home pretty much throughout the summer so there's not a whole lot we can do to reduce usage in peak times other than making sure not to do laundry or wash dishes.