WATCH: Luka Mijatovic Swim 3:43.45 to Win 400 Free AT U.S. Nationals (Day 4 Race Movies)

2026 U.S. National Championships

Night 4 of the 2026 U.S. National Championships was some of the thrilling periods of the meet to this point, and Luka Mijatovic setting the 17-18 NAG report and turning into the fifth quickest American in historical past within the males’s 400 freestyle together with his 3:43.45.

If you missed that or any of the opposite races, otherwise you wish to relive them, SwimSwam has compiled the race movies courtesy of USA Swimming right here.

Women’s 400 Freestyle — Finals

• World Record: 3:54.18 — Summer McIntosh, Canada (2025)
• American Record: 3:56.46 — Katie Ledecky (2016)
• U.S. Open Record: 3:55.37 — Summer McIntosh, Canada (2025)

Top 8 Finishers

1. Madi Mintenko (CA) — 4:04.54
2. Kate Hurst (TXLA) — 4:06.45
3. Cavan Gormsen (LIAC) — 4:07.81
4. Brinkleigh Hansen (SPA) — 4:07.92
5. Bella Sims (SAND) — 4:08.40
6. Marie Landreneau (COLA) — 4:08.88
7. Gena Jorgenson (HUSK) — 4:10.33
8. Lillie Nesty (TXLA) — 4:10.66

Men’s 400 Freestyle — Finals

• World Record: 3:39.96 — Lukas Märtens, Germany (2025)
• American Record: 3:42.78 — Larsen Jensen (2008)
• U.S. Open Record: 3:43.33 — Rex Maurer, United States (2025)
• World Junior Record: 3:42.82 — Zhang Zhanshuo, China (2025)

Top 8 Finishers

1. Luka Mijatovic (PLS) — 3:43.45
2. Ryan Erisman — 3:44.39
3. William Mulgrew — 3:47.88
4. Sean Green (LIAC) — 3:48.52
5. Aiden Hammer (TXLA) — 3:49.00
6. Carson Hick (KYA) — 3:50.18
7. Andrew Shackell (ISC) — 3:50.90
8. Max Carlsen (WOLF) — 3:54.97

Women’s 100 Breaststroke — Finals

• World Record: 1:04.13 — Lilly King, United States (2017)
• American Record: 1:04.13 — Lilly King (2017)
• U.S. Open Record: 1:04.45 — Jessica Hardy, United States (2009)

Top 8 Finishers

1. McKenzie Siroky (TNAQ) — 1:05.64
2. Kate Douglass (NYAC) — 1:05.66
3. Emma Weber (CA) — 1:06.92
4. Anita Bottazzo (ISC) — 1:07.19
5. Piper Enge (TXLA) — 1:07.34
6. Lucy Thomas (ALTO) — 1:07.78
7. Maddy Huggins (CS) — 1:08.04
8. Addie Robillard — 1:08.96

Men’s 100 Breaststroke — Finals

• World Record: 56.88 — Adam Peaty, Great Britain (2019)
• American Record: 58.01 — Van Mathias (2026)
• U.S. Open Record: 58.01 — Van Mathias, United States (2026)

Top 8 Finishers

1. Alexei Avakov (ISC) — 58.87
2. Nate Germonprez (TXLA) — 59.51
3. Watson Nguyen (MTRO) — 59.79
4. Gabe Nunziata (TNAQ) — 1:00.05
5. Luke Barr (TFA) — 1:00.06
6. Mitch Mason (TFA) — 1:00.14
7. Eli Martin (VT) — 1:00.15
8. Finnley Conklin (UOFL) — 1:00.65

Women’s 100 Backstroke — Finals

• World Record: 57.13 — Regan Smith, United States (2024)
• American Record: 57.13 — Regan Smith (2024)
• U.S. Open Record: 57.13 — Regan Smith, United States (2024)

Top 8 Finishers

1. Isabelle Stadden (AQJT) — 58.06
2. Maggie Wanezek (WISC) — 58.76
3. Claire Curzan (TAC) — 58.83
4. Phoebe Bacon (WISC) — 59.60
5. Rhyan White (WOLF) — 59.74
6. Kennedy Noble (WOLF) — 59.81
7. Charlotte Crush (LAK) — 59.91
8. Erika Pelaez (WOLF) — 59.97

Men’s 100 Backstroke — Finals

• World Record: 51.60 — Thomas Ceccon, Italy (2022)
• American Record: 51.85 — Ryan Murphy (2016)
• U.S. Open Record: 51.94 — Aaron Piersol, United States (2009)

Top 8 Finishers

1. Owen McDonald (ISC) — 53.43
2. Ulises Saravia (TNAQ) — 53.70
3. Jack Wilkening (TXLA) — 53.78
4. Adam Chaney (SUN) — 54.04
5. Devin Naoroz (KYA) — 54.28
6. Jonny Marshall (UN) — 54.36
7. Ben Bricca (TNAQ) — 54.37
8. Nick Rounds (USD) — 54.41