diff --git a/openbb_platform/providers/fred/openbb_fred/models/series.py b/openbb_platform/providers/fred/openbb_fred/models/series.py
index 486d351ecc8..2b80aaba03c 100644
--- a/openbb_platform/providers/fred/openbb_fred/models/series.py
+++ b/openbb_platform/providers/fred/openbb_fred/models/series.py
@@ -25,6 +25,8 @@ _warn = warnings.warn
 class FredSeriesQueryParams(SeriesQueryParams):
     """FRED Series Query Params."""
 
+    __json_schema_extra__ = {"symbol": ["multiple_items_allowed"]}
+
     __alias_dict__ = {
         "symbol": "series_id",
         "start_date": "observation_start",
diff --git a/openbb_platform/providers/intrinio/openbb_intrinio/models/company_news.py b/openbb_platform/providers/intrinio/openbb_intrinio/models/company_news.py
index 237b199c7d6..3dcd1b98ad4 100644
--- a/openbb_platform/providers/intrinio/openbb_intrinio/models/company_news.py
+++ b/openbb_platform/providers/intrinio/openbb_intrinio/models/company_news.py
@@ -29,6 +29,8 @@ class IntrinioCompanyNewsQueryParams(CompanyNewsQueryParams):
 class IntrinioCompanyNewsData(CompanyNewsData):
     """Intrinio Company News Data."""
 
+    __json_schema_extra__ = {"symbol": ["multiple_items_allowed"]}
+
     __alias_dict__ = {
         "symbols": "symbol",
         "date": "publication_date",
diff --git a/openbb_platform/providers/intrinio/openbb_intrinio/models/equity_info.py b/openbb_platform/providers/intrinio/openbb_intrinio/models/equity_info.py
index 3bcc679a543..6488dbd7025 100644
--- a/openbb_platform/providers/intrinio/openbb_intrinio/models/equity_info.py
+++ b/openbb_platform/providers/intrinio/openbb_intrinio/models/equity_info.py
@@ -20,6 +20,8 @@ class IntrinioEquityInfoQueryParams(EquityInfoQueryParams):
     Source: https://docs.intrinio.com/documentation/web_api/get_company_v2
     """
 
+    __json_schema_extra__ = {"symbol": ["multiple_items_allowed"]}
+
 
 class IntrinioEquityInfoData(EquityInfoData):
     """Intrinio Equity Info Data."""
diff --git a/openbb_platform/providers/intrinio/openbb_intrinio/models/equity_quote.py b/openbb_platform/providers/intrinio/openbb_intrinio/models/equity_quote.py
index 56fad6f327e..fe8320bae10 100644
--- a/openbb_platform/providers/intrinio/openbb_intrinio/models/equity_quote.py
+++ b/openbb_platform/providers/intrinio/openbb_intrinio/models/equity_quote.py
@@ -27,6 +27,8 @@ class IntrinioEquityQuoteQueryParams(EquityQuoteQueryParams):
     Source: https://docs.intrinio.com/documentation/web_api/get_security_realtime_price_v2
     """
 
+    __json_schema_extra__ = {"symbol": ["multiple_items_allowed"]}
+
     symbol: str = Field(
         description="A Security identifier (Ticker, FIGI, ISIN, CUSIP, Intrinio ID)."
     )