Feeder device for feeding a stack of value documents, in particular banknotes, to a singler device, which is configured to withdraw individual value documents from the stack, wherein the feeder device comprises: - a stop element having a front side and a back side, the front side being configured to serve as a stop for a rear side of the stack and to guide the stack at the rear side of the stack towards the singler device, - a first and a second lateral guide element (4a, 4b) provided at the front side of the stop element and configured to guide the stack at two lateral sides of the stack towards the singler device, - at least one first support element, on which the first lateral guide element is mounted, and at least one second support element, on which the second lateral guide element is mounted, wherein the first and second support element (7a, 7b) are movably mounted on the stop element and the first support element is coupled with the second support element such that by moving one of the lateral guide elements (4a, 4b) in a first direction, the other lateral guide element (4b, 4a) is moved in a second direction opposite to the first direction, and - at least one first alignment bearing configured to guide the first lateral guide element on the stop element in the first and second direction, and at least one second alignment bearing configured to guide the second lateral guide element on the stop element in the first and second direction, wherein the first alignment bearing comprises one or more first rollers, which are rotatably mounted on the first lateral guide element and guided in a first guide rail (11a, 12a) provided at the stop element and/or the second alignment bearing comprises one or more second rollers, which are rotatably mounted on the second lateral guide element and guided in a second guide rail (11b, 12b) provided at the stop element. - a stop element having a front side and a back side, the front side being configured to serve as a stop for a rear side of the stack and to guide the stack at the rear side of the stack towards the singler device, - a first and a second lateral guide element (4a, 4b) provided at the front side of the stop element and configured to guide the stack at two lateral sides of the stack towards the singler device, - at least one first support element, on which the first lateral guide element is mounted, and at least one second support element, on which the second lateral guide element is mounted, wherein the first and second support element (7a, 7b) are movably mounted on the stop element and the first support element is coupled with the second support element such that by moving one of the lateral guide elements (4a, 4b) in a first direction, the other lateral guide element (4b, 4a) is moved in a second direction opposite to the first direction, and - at least one first alignment bearing configured to guide the first lateral guide element on the stop element in the first and second direction, and at least one second alignment bearing configured to guide the second lateral guide element on the stop element in the first and second direction, wherein the first alignment bearing comprises one or more first rollers, which are rotatably mounted on the first lateral guide element and guided in a first guide rail (11a, 12a) provided at the stop element and/or the second alignment bearing comprises one or more second rollers, which are rotatably mounted on the second lateral guide element and guided in a second guide rail (11b, 12b) provided at the stop element.