OK found it...
#52 LB Quinton Alston
#63 OL Austin Blythe
#32 RB Damon Bullock
#22 DB Torrey Campbell
#33 RB Jordan Canzeri
#55 LB Marcus Collins
#97 DL Darian Cooper
#87 TE Jake Duzey
#42 DB Cole Fisher
#89 WR Marcus Grant
#82 TE Ray Hamilton
#84 WR Jacob Hillyer
#80 TE Henry Krieger-Coble
#21 DB Nico Law
#27 DB Jordan Lomax
#48 DB John Lowdermilk
#25 RB Mika'il McCall
#94 DE Riley McMinn
#95 DE John Raymon
#15 QB Jake Rudock
#49 LB Melvin Spears
#75 DL Dean Tsopanides
#65 OL Jordan Walsh
Also, the new walk-ons.
#5 QB Kyle Anderson - 6-3, 210 pounds from Ames
#7 DB Brendon Boerm - 6-0, 175 pounds from North Tama
#33 FB Adam Cox - 5-11, 210 pounds from Stillman Valley (IL)
#1 K Marshall Koehn - 6-0, 160 pounds from Solon
#39 DB Travis Perry - 6-3, 207 pounds from Urbandale
#36 LB Macon Plewa - 6-2, 215 pounds from Franklin (WI)
#30 DB Gavin Smith - 5-10, 175 pounds from Iowa Central Community College
#73 OL Jared Kracke - 6-5, 221 pounds from Maquoketa Valley