WFC Covered Calls

Sold 1 WFC 07/17/2020 28.50 Covered Call @ 0.17
Sold 2 WFC 07/17/2020 29.00 Covered Calls @ 0.15.
Sold 2 WFC 07/17/2020 29.50 Diagonal Calls @ 0.11.
With the stock at 24.50, the only reason the premiums are this high is that #Earnings are BMO on 07/14/2020