Action concluded at the Arena Pro Swim Series stop in Mesa, Arizona on Sunday, with Olympic silver medalist Chase Kalisz going two-for-two and Katie Ledecky topping a podium for the third consecutive night.
Kalisz opened the final session with a dominating with in the 200-meter butterfly, finishing in 1:55.82, more than three seconds clear of the rest of the field. Olympic teammate Tom Shields touched second in 1:59.09, and Colombia's Jonathan Gomez third in 1:59.40.
Just over 30 minutes later, Kalisz was back in the pool for the 200-meter individual medley. He locked down another convincing win, touching in 1:57.71 as Josh Prenot, another Olympic teammate, followed in 1:59.18. Bradlee Ashby of New Zealand rounded out the top three in 2:01.73.
Kalisz won the 400 IM on the prior night of competition.
“I only came in with the intention of racing my hardest, and I had no times in mind, so everything that I’ve done this weekend was kind of a surprise to me,” Kalisz told USA Swimming. “It’s always a good surprise, so I’m happy with where I am right now.”
Ledecky, who had already earned wins in the 200 and 400 free in Mesa, was victorious again in the 800 free. The world record holder in the event, she posted a world-best time for this year when she touched in 8:15.44 for another dominating victory. Leah Smith took second in 8:27.55 and Sierra Schmidt third in 8:45.45.
Olympian Katie Meili won her second event in Mesa, taking the top spot in the 100-meter breaststroke in 1:06.37. Molly Hannis finished second in 1:06.94 and Breeja Larson placed third in 1:08.35. Meili won the 200 breast two days prior to sweep the breaststroke events.
Kelsi Worrell also took home her second victory of the meet; after winning the 100 fly on the first night of competition, she won the 200 as well, finishing in 2:09.04. Lauren Case took second in 2:10.92 and Canada's Mary-Sophie Harvey was third in 2:12.95.
Kevin Cordes topped the podium for the first time in Mesa after finishing third in the 200 breast on the first night of competition. In the 100 breast, he finished in 1:00.78 to earn his first win. Olympic teammate Josh Prenot finished second in 1:01.40 and Venezuela's Carlos Claverie third in 1:01.58.
Matt Grevers also earned his first victory, taking the top spot in his trademark event, the 100-meter backstroke, in 54.15. Grevers won gold in the event at the London 2012 Olympic Games and silver in Beijing in 2008. Jacob Pebley finished second in 54.54 and Serbia's Arkady Vyatchanin rounded out the top three in 54.95.
National team member Ali DeLoof took the title in the 100 back in 59.43. Denmark's Mie Nielsen finished second in 1:00.49 and Simone Manuel third in 1:01.15. Manuel earned wins in the 50 and 100 free earlier in the meet.
Madisyn Cox won the 200 IM, touching in 2:11.14, ahead of Olympian Melanie Margalis (2:11.20) and Canada's Mary-Sophie Harvey (2:14.57).
El Salvador's Marcelo Acosta earned the victory in the 1,500 free in convincing fashion with a time of 15:24.19. Taylor Abbott took second in 15:30.29 while Marc Inawi of Israel was third in 15:46.47.