diff --git a/ddl/views/v_usdc_purchases.sql b/ddl/views/v_usdc_purchases.sql
index f01eee93..81437e91 100644
--- a/ddl/views/v_usdc_purchases.sql
+++ b/ddl/views/v_usdc_purchases.sql
@@ -34,7 +34,7 @@ SELECT
                  LIMIT 1
               )
             END,
-            0
+            sp.amount  -- no price_history match -> treat full amount as base price (extra_amount = 0)
         ),
         0
     ) AS extra_amount,
diff --git a/sql/01_schema.sql b/sql/01_schema.sql
index 9e5df03a..0f0ef316 100644
--- a/sql/01_schema.sql
+++ b/sql/01_schema.sql
@@ -9644,7 +9644,7 @@ CREATE VIEW public.v_usdc_purchases AS
               WHERE ((aph.playlist_id = sp.content_id) AND (aph.block_timestamp <= sp.created_at))
               ORDER BY aph.block_timestamp DESC
              LIMIT 1)
-        END, (0)::bigint)), (0)::bigint) AS extra_amount,
+        END, sp.amount)), (0)::bigint) AS extra_amount,
     (sp.access_type)::public.usdc_purchase_access_type AS access,
     sp.city,
     sp.region,