

John Klosterman
Appeared in five games. Earned Academic All-Big 12 honors. 2024: Named Academic All-Big 12. 2023: Collected CSC Academic All-District, Academic All-Big 12 and Academic All-Big 12 first-team honors. Appeared in seven games...Made five tackles, four solo. 2024: Played in four games...Recorded four tackles, three solo, one sack and one fumble recovery. 2023: Made 13 appearances...Notched nine tackles, three solo. Assisted on one tackle. BYU (10/25): Made a solo stop.Kansas (11/22): Recorded a solo tackle. at Oklahoma State (11/29): Secured two tackles, both solo. Tallied two tackles, one solo...Added a solo sack and a QB hurry. at Iowa (9/7): Made a solo tackle. Arkansas State (9/21): Posted a solo tackle and a fumble recovery. Collected three tackles. TCU (10/7): Recorded one tackle. at Cincinnati (10/14): Assisted on one tackle. at BYU (11/11): Notched two tackles, one solo. at Kansas State (11/25): Registered two tackles, one solo. Played at City High School for head coach Mitchell Moore...Helped City to go 10-2 and reach the state semifinals...Named third-team All-State as a senior after recording 59 tackles, 16 tackles for loss and six sacks...Also played baseball, earning All-Conference honors...Selected IFCA Academic All-State in 2021...Majoring in organizational leadership.
- TransferredAnnounced · Feb 4, 2026John Klosterman (LB) officially transferred from Iowa State University to Pennsylvania State University
- EnteredPortal · 1/2/26, 12:00 AMJohn Klosterman (LB) officially entered the transfer portal · from Iowa State University
| YR | SCHOOL | GP | GS | DEF SNAPS | PROD | TACK | SOLO | TFL | TACK YDS | SACK | PDEF | PBU |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | Pennsylvania State University | 8 | 0 | 66 | Low | 2 | 1 | 0 | 0 | 0 | 0 | 0 |
| 2025 | Iowa State University | 7 | 0 | 76 | Low | 5 | 4 | 0 | 0 | 0 | 0 | 0 |
| 2024 | Iowa State University | 4 | 0 | 23 | Med. | 4 | 3 | 1 | 2 | 1.0 | 0 | 0 |
| 2023 | Iowa State University | 13 | 0 | -- | Low | 9 | 3 | 0 | 0 | 0 | 0 | 0 |
| Career | 32 | 0 | 165 | Low | 20 | 11 | 1 | 2 | 1.0 | 0 | 0 |
Profile last updated Nov 10, 2026










