| 07.06.1943-26.09.1943 | zur Verfügung U-Boot-Waffe / Kommandierender Admiral der Unterseeboote, U.W.O-Lehrgang 2. U.L.D., Gotenhafen. (was attached to the U-Boat service. U-Boat Training Course in the 2nd U-Boat Training Division, Gotenhafen.) |
| 27.09.1943-18.12.1943 | U.T.O-Lehrgang Torpedoschule, Flensburg-Mürwik. (Torpedos Training Course in the Torpedo School, Flensburg-Mürwik.) |
| 19.12.1943-30.01.1944 | U.W.O-Lehrgang Marinenachrichtenschule, Flensburg-Mürwik. (Communications Training Course in the Naval Signals School, Flensburg-Mürwik.) |
| 31.01.1944-26.02.1944 | U-Flakausbildung Marine-Flakschule VII, Swinemünde. (Anti-aircraft Artillery Training in the Naval Artillery School, Swinemünde.) |
| 27.02.1944-31.05.1944 | Kommandanten-Vorschule 19. U-Flottille, Pillau. (Commander under Preparatory Course in the 19th U-Flotilla, Pillau.) |
| 01.06.1944-16.07.1944 | KSL 73 24. U-Flottille, Memel. (U-Boat Qualifying Course for Commanding Officer.) |
| 17.07.1944-31.07.1944 | zur Verfügung 4. U-Flottille, Stettin. (was attached to the 4th U-Boat Flotilla in Stettin.) |
| 01.08.1944-04.02.1945 | Kommandant auf 'U 926' / 4. U-Flottille, Stettin. Ausbildungsboot. (Commander. Oblt.z.S. Werner Roost takes the command of U 926 from the Oblt.z.S. Eberhard von Wenden. Boat in training duties. Oblt.z.S. Werner Roost was relieved by Oblt.z.S. Hellmut Rehren) |
| 05.02.1945-07.02.1945 | zur Verfügung 4. U-Flottille, Stettin. (was attached to the 4th U-Boat Flotilla in Stettin.) |
| 08.02.1945-__.03.1945 | Lehrer 1. U.L.D., Pillau. (Instructor in the 1st U-Boat Training Division, Pillau.) |
| __.03.1945-08.05.1945 | zur Verfügung Kommando der Kleinkampfverbände, Kappeln / Schlei. (was attached to the Command of the small combat units) |
| 08.05.1945 | Kriegsgefangen nach Kapitulation. Britische Krieggefangenschaft im Kriegsgefangen Lager. (Detained after capitulation. British war custody in P.O.W Camp.) |
