2013 — Indoor – ran 3,000 meters at Iowa State Classic (8:35.11) and Big Ten Championships (8:37.99)… ran 5,000 meters at Meyo Invite (15:25.76)… Outdoor – did not compete… academic All-Big Ten… letterwinner.
2012 — Indoor – placed sixth in 3,000 meters with a collegiate-best 8:31.52 at Iowa State Classic… placed 22nd in 3,000 (8:32.37) and 5,000 meters (14:37.57) at Big Ten Championships… ran mile at Iowa Invite (4:27.94)… Outdoor – did not compete… academic All-Big Ten… letterwinner… Cross Country – ran season bests in 8,000 meters at Pre-National Invite (25:44) and 10,000 meters at NCAA Midwest Regional (32:19-75th)… placed 11th at Bradley Open (25:45-8,000 meters) and 62nd at Roy Griak Invite (26:13-8,000 meters)… academic All-Big Ten… letterwinner.
2011 — Track – did not compete… Cross Country – ran collegiate-best 25:38 (8,000 meters) at Big Ten Championships… also posted collegiate bests at Iowa Open (20:07-6,000 meters) and Chile Pepper Festival (32:04-10,000 meters)… Iowa[apos]s Big Ten Sportmanship Award honoree… academic All-Big Ten… letterwinner.
2010 — Cross Country – ran season-best 25:51 (8,000 meters) at Bradley Classic… also competed at Wisconsin Adidas Invite (27:01) and Iowa Invite (27:14)… team earned USTFCCCA all-academic honors.
2009 — Cross Country – redshirted.
High School — conference cross country champion senior year, earning all-conference honors three seasons… won 3,200-meter conference title junior year, earning all-conference honors four years… two-time all-sectional in track… two-time all-regional and team MVP in cross country, earning all-sectional honors and qualifying for state meet senior year… set school record in cross country three miles (14:28)… other best times are 2:01 in 800 meters, 4:31 in 1,600 meters and 9:28 in 3,200 meters… 2009 ESCC Student-Athlete of the Year, earning IHSA scholar award… National Honor Society member… coached by Jim Halford and Lisa Halford.
Personal — born June 12, 1991… son of Richard and Lori Rieger… marketing major.
| Rieger[apos]s Collegiate Bests | |||
| Event | Time | Meet | Date |
| Mile (I) | 4:27.55 | Iowa Invitational | 2/15/13 |
| 3,000 Meters (I) | 8:31.52 | at Iowa State Classic | 2/10/12 |
| 5,000 Meters (I) | 14:37.57 | at Big Ten Championships | 2/25/12 |
| 6,000 Meters (CC) | 20:07 | Iowa Open | 9/2/11 |
| 8,000 Meters (CC) | 25:38 | at Big Ten Championships | 10/30/11 |
| 10,000 Meters (CC) | 32:04 | at Chile Pepper Festival | 10/15/11 |