diff --git a/klausur-service/backend/cv_cell_grid.py b/klausur-service/backend/cv_cell_grid.py
index 56ccc53..e20499d 100644
--- a/klausur-service/backend/cv_cell_grid.py
+++ b/klausur-service/backend/cv_cell_grid.py
@@ -393,8 +393,13 @@ def build_cell_grid_v2(
                         logger.info(f"R{row_idx:02d}: 0 words (row has "
                                     f"{row.word_count} total, y={row.y}..{row.y+row.height})")
 
-                # Apply noise filter
-                text = _clean_cell_text(text)
+                # Apply noise filter — but NOT for single-column sub-sessions:
+                # 1. _clean_cell_text strips trailing non-alpha tokens (e.g. €0.50,
+                #    £1, €2.50) which are valid content in box layouts.
+                # 2. _clean_cell_text joins tokens with single space, destroying
+                #    the proportional spacing from _words_to_spaced_text.
+                if not is_single_full_column:
+                    text = _clean_cell_text(text)
 
                 cell = {
                     'cell_id': f"R{row_idx:02d}_C{col_idx}",