2009 — Indoor – placed second in pole vault (14-1 1/4) against Illinois… Outdoor – did not compete.
2008 — Indoor – placed 17th in heptathlon (3,989 points) at Big Ten Championships… scored collegiate-best 4,453 points at UNI Invite, which ranks eighth on Iowa[apos]s all-time best performers list… academic all-Big Ten… letterwinner.
2007 — Indoor – placed 17th in heptathlon with a season-best 4,023 points at Big Ten Championships… Outdoor – redshirted.
High School — runner-up at Illinois prep top times decathlon… three-time all-conference and all-academic selection, earning all-section honors senior year… two-time state qualifier… Illinois state scholar and Indian Prairie scholar… coached by Steve Luke, Dave Severance, Brian Beyers, Kevin Rafferty and Christ Mattson.
Personal — born August 17, 1987… son of Tom and Linda Ziemann and Dan and Laura Mankivsky… his step-brother Chris Ziemann was an offensive lineman at the University of Michigan, playing on the 1998 Rose Bowl team, and has played in the NFL for the New York Giants, Jacksonville Jaguars and Tampa Bay Buccaneers… business major.
Mankivsky’s Collegiate Best Times
| Event | Time | Meet | Date |
| 60 Meters (I) | 7:56 | at Gladstein Invite | 1/26/07 |
| 60 Hurdles (I) | 8:55 | Iowa Invite | 2/16/07 |
| 1,000 Meters (I) | 3:03.16 | at Big Ten Championships | 2/25/07 |
| High Jump (I) | 5-4 1/4 (1.63 m) | at Gladstein Invite | 1/26/07 |
| Long Jump (I) | 18-10 1/2 (5.75 m) | at Gladstein Invite | 1/26/07 |
| Pole Vault (O) | 14-9 (4.50 m) | Iowa Invite | 4/19/08 |
| Shot Put (I) | 32-0 1/4 (9.76 m) | at Gladstein Invite | 1/26/07 |
| Heptathalon(I) | 4,453 points | at UNI Invite | 2/1-2/08 |