Fertile window/Positive OPK-Please help

Kimberly
Okay so my fertile window is 6/17-6/22. 
I had sex 18,19,20
I had a positive OPK 6/21 but we weren't able to get busy 
If I continue to have sex 6/22,6/23,6/24 
Do I still have a chance this month of getting pregnant?