Ignore this if my interpretation/understanding is incorrect.
4:08.21, Jacob Dumford, state, 2013, 1st
4:08.38, Dustin Horter, state, 2017, 1st
4:06.96, Dustin Horter, state, 2018, 1st
4:07.70, Ryan Chevalier, state, 2022, 1st
4:09.46, Connor Ackley, regional, 2023, 1st