New Living Translation
I don’t mean to say that I have already achieved these things or that I have already reached perfection. But I press on to possess that perfection for which Christ Jesus first possessed me.

American Standard Version
Not that I have already obtained, or am already made perfect: but I press on, if so be that I may lay hold on that for which also I was laid hold on by Christ Jesus.

Berean Study Bible
Not that I have already obtained all this, or have already been made perfect, but I press on to take hold of that for which Christ Jesus took hold of me.

Douay-Rheims Bible
Not as though I has already attained, or were already perfect; but I follow after, if I may by any means apprehend, wherein I am also apprehended by Christ Jesus.

English Revised Version
Not that I have already obtained, or am already made perfect: but I press on, if so be that I may apprehend that for which also I was apprehended by Christ Jesus.

King James Bible
Not as though I had already attained, either were already perfect: but I follow after, if that I may apprehend that for which also I am apprehended of Christ Jesus.

World English Bible
Not that I have already obtained, or am already made perfect; but I press on, if it is so that I may take hold of that for which also I was taken hold of by Christ Jesus.

Young's Literal Translation
Not that I did already obtain, or have been already perfected; but I pursue, if also I may lay hold of that for which also I was laid hold of by the Christ Jesus;

Philippians 3:12 Additional Translations ...