401k contributions aren't really DCA. It would fall more accurately under DCA if you were given the entire year's 401k contribution at once, and still chose to

401k contributions aren't really DCA. It would fall more accurately under DCA if you were given the entire year's 401k contribution at once, and still chose to invest it periodically, rather than all at once. Or if you got a $10k bonus, and invested it over 6 months or something. FWIW, lump sum usually beats DCA in the long run.