1 files changed, 8 insertions, 2 deletions
diff --git a/openbb_platform/core/openbb_core/provider/standard_models/reported_financials.py b/openbb_platform/core/openbb_core/provider/standard_models/reported_financials.py
index bd29b71d5ea..d8187d576c5 100644
--- a/openbb_platform/core/openbb_core/provider/standard_models/reported_financials.py
+++ b/openbb_platform/core/openbb_core/provider/standard_models/reported_financials.py
@@ -35,10 +35,16 @@ class ReportedFinancialsQueryParams(QueryParams):
 
     @field_validator("symbol", mode="before", check_fields=False)
     @classmethod
-    def upper_symbol(cls, v: str):
-        """Convert symbol to uppercase."""
+    def to_upper(cls, v: str):
+        """Convert field to uppercase."""
         return v.upper()
 
+    @field_validator("period", "statement_type", mode="before", check_fields=False)
+    @classmethod
+    def to_lower(cls, v: Optional[str]) -> Optional[str]:
+        """Convert field to lowercase."""
+        return v.lower() if v else v
+
 
 class ReportedFinancialsData(Data):
     """Reported Financials Data."""