2015-16: Recorded top NU top times in the 500 free, 1,000 free, 800 free relay ... Academic All-Big Ten honoree ... Was Northwestern's recipient of the Big Ten Sportsmanship Award.
2014-15: Sophomore freestyle and butterfly group member who swam career-best times in all of his events at the Big Ten Championships … Academic All-Big Ten … Surged on Northwestern's top times list for the year in four differen events, finishing third in the 200 fly, fourth in the 1,000 free and fifth in the 200 and 500 freestyles … Cut nearly five full seconds from his previous season-best in the 200 fly at the Big Ten Championships, finishing 33rd overall with a career-best 1:52.71 … In the 500 free, dropped an absurd 17.72 seconds from his previous season best to place 44th at the Big Ten meet with a career-best 4:31.55 … Also swam a career-best time in the 200 free (1:41.16; 47th) at the B1G meet … Earned a pair of bonus final swims at NU's home TYR Invitational (11/21-11/23), placing 18th in the 200 fly and 22nd in the 100 free … Scored a dual-meet point at No. 19 Wisconsin with a fifth-place finish in the 200 fly (11/13).
2013-14: Freshman swimmer posted four NU top times ... Competed in the Big Ten Championships in the 500 free, 200 free and the 200 fly ... Finished 40th in the Big Ten and third NU for the 200 fly 1:53.86 ... Competed in the finals of the TYR Invitational for the 200 free, 500 free, 1650 free and 200 fly ... Posted NU top times in the 500 free finishing 11th, 4:36.37, and 1650 free finishing 12th, 16:25.00 ... Also finished 10th in the 200 fly ... Finished fourth in the 200 fly vs. E. Mich/Illinois (10/18) ... Finished fifth in the 1000 free and sixth in the 200 fly vs. WKU (10/25) ... Finished fifth 200 fly and sixth 500 free vs. UIC/Wyoming (11/9) ... Finished sixth 1000 free and fifth 200 fly vs. Wisconsin (11/15) ... Finished with an NU top time in the 1000 free 9:51.23, fourth in the 100 free, and sixth in the 500 free vs. Milwaukee (1/31).
High School: Evanston native who was homeschooled his entire prep career ... Competed only for NASA Wildcat Aquatics club from 2004-13, which trains at Northwestern's own Norris Aquatics Center ... Member of national age group record setting relays in both the 13-14 400 meter freestyle relay and 15-16 400 yard medley relay ... Finished 28th overall individually in the 200 free and fourth with the 400 medley relay at the 2013 NCSA Junior Nationals ... USA Swimming winter Junior Nationals qualifier ... Age group state record holder in nine relay events ... Helped NASA to a fourth place team finish at the 2013 NCSA Junior Nationals ... USA Swimming Scholastic All-American.
Personal: Born Stephen Robert Shull ... Son of Ken and Tammy Shull ... Father is a Northwestern professor in materials science and engineering who wrestled at MIT ... Swam on same club team, and in several instances on the same record-breaking relays, as NU classmate Andrew Jovanovic ... Chose Northwestern over Air Force, Cornell and Johns Hopkins ... Major is mechanical engineering.
SHULL'S CAREER BESTS
| Event | Career Best |
| 200 freestyle | 1:41.16 |
| 500 freestyle | 4.31.55 |
| 1,000 freestyle | 9:51.23 |
| 1,650 freestyle | 16:25.00 |
| 200 butterfly | 1:52.71 |