By Anya Pelshaw on SwimSwam
2026 Sacramento Pro Swim Series
May 20-23, 2026 Sacramento, CA LCM (50 meters) Psych Sheets Meet Central Live Results also Available on Meet Mobile Live Stream: USA Swimming Network Recaps: Prelims: Day 1 | Day 2 | Day 3 Finals: Day 1 | Day 2 | Day 3Men’s 400 Freestyle — Final
World Record: 3:39.96 – Lucas Martens, GER (2025) American Record: 3:42.78 – Larsen Jensen, USA (2008) U.S. Open Record: 3:43.33 – Rex Maurer, USA (2025) Pro Series Record: 3:43.49 – Samuel Short, AUS (2026) Junior World Record: 3:44.31 – Petar Petrov Mitsin, BUL (2023)Top 8 Finishers
Luka Mijatovic (PSS) — 3:45.20 Ethan Ekk (ALTO) — 3;51.64 Juan Vallmitjana (SOFL) — 3:52.76 Julien Rousseau (CAL) — 3:56.04 Aiden Kirk (CAN) — 3:57.58 Luke Brennan (UOFM) — 3:58.49 Ellis Crisci (TST) — 3:59.67 Henry McFadden (JW) — 4:04.07Luka Mijatovic swam to a new lifetime best and broke the 17-18 National Age Group (NAG) record with a 3:45.20 in the 400 freestyle on Friday night. The previous NAG stood at a 3:46.01 set by Ryan Erisman at last summer’s US National Championships.
Mijatovic also dropped 0.10 off his lifetime best 3:45.30 that he swam back in December at the US Open.
Split Comparison
Mijatovic New PB, New NAG Erisman Old NAG Mijatovic Old PB 50 25.57 26.4 25.85 100 53.39 54.64 53.94 150 1:21.61 1:23.30 1:22.70 200 1:50.61 1:52.07 1:51.37 250 2:19.62 2:21.03 2:20.42 300 2:48.77 2:49.75 2:49.14 350 3:17.20 3:18.27 3:17.93 400 3:45.20 3:46.01 3:45.30Mijatovic was out fast tonight, and was over half a second ahead of his previous best pace and over a second ahead of Erisman’s record pace at the half way mark. Mijatovic was able to stay under his previous personal best by 0.10 despite coming home a bit slower on the final 50.
The 17 year old just aged up last month and now sits at at #9 in the world so far this year in the event, moving up one spot. Tonight’s swim marks Mijatovic’s first NAG in the 17-18 age group.
This was his 2nd personal best of the meet as he dropped 15 seconds in the 1500 free on night 1. His time of a 14:59.27 sits at #4 all-time in the 17-18 age group.
2025-2026 LCM Men 400 FREE
Zhang CHNZhanshuo 03/213:41.552Lukas MärtensGER3:41.7604/233SamuelSHORTAUS3:42.5304/064Oliver KlemetGER3:43.1404/095JamesGUYGBR3:44.0404/146Johannes LiebmannGER3:44.5904/097LucasHENVEAUXBEL3:44.6104/098Leon Marchand FRA3:44.7012/049StephanSTEVERIKBRA3:45.2605/1810Luka MijatovicUSA3:45.3012/04View Top 26»Read the full story on SwimSwam: Luka Mijatovic Goes Lifetime Best 3:45.20 400 Free, Breaks 17-18 NAG Record
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