Get your taxes done using TurboTax

the answer depends on how much tax you paid last year (2018) and how much is withheld / paid this year (2019) compared to your liability.   

 

Walk through Form 2210 as if it were 2019 to determine if your current strategy results in a penalty (pay in Q3 to avoid it) or not (you can wait until April 15) .. Line 9 will explain the required minimum annual payment