Static, No. Dynamic, Yes.

I never was much of a stretcher and had my own routing of jumping rope before sporing events. Now I have been vindicated by science.

See NYT: Stretching: The Truth

Researchers now believe that some of the more entrenched elements of many athletes’ warm-up regimens are not only a waste of time but actually bad for you. The old presumption that holding a stretch for 20 to 30 seconds — known as static stretching — primes muscles for a workout is dead wrong. It actually weakens them.