diff --git a/openbb_sdk/providers/fmp/openbb_fmp/models/dividend_calendar.py b/openbb_sdk/providers/fmp/openbb_fmp/models/dividend_calendar.py
index 878937f0f03..831c811ea57 100644
--- a/openbb_sdk/providers/fmp/openbb_fmp/models/dividend_calendar.py
+++ b/openbb_sdk/providers/fmp/openbb_fmp/models/dividend_calendar.py
@@ -1,6 +1,6 @@
 """FMP Dividend Calendar fetcher."""
 
-from datetime import datetime
+from datetime import datetime, timedelta
 from typing import Dict, List, Optional
 
 from openbb_provider.abstract.fetcher import Fetcher
@@ -15,40 +15,39 @@ from openbb_fmp.utils.helpers import get_data_many, get_querystring
 
 
 class FMPDividendCalendarQueryParams(DividendCalendarQueryParams):
-    """FMP Dividend Calendar query.
+    """FMP Dividend Calendar Query.
 
     Source: https://site.financialmodelingprep.com/developer/docs/dividend-calendar-api/
 
     The maximum time interval between the start and end date can be 3 months.
     Default value for time interval is 1 month.
-
-    Parameter
-    ---------
-    start_date : date
-        The starting date to fetch the dividend calendar from. Default value is the
-        previous day from the last month.
-    end_date : date
-        The ending date to fetch the dividend calendar till. Default value is the
-        previous day from the current month.
     """
 
 
 class FMPDividendCalendarData(DividendCalendarData):
-    """FMP Dividend Calendar data."""
+    """FMP Dividend Calendar Data."""
 
-    @validator("date", pre=True)
+    class Config:
+        fields = {
+            "adj_dividend": "adjDividend",
+            "record_date": "recordDate",
+            "payment_date": "paymentDate",
+            "declaration_date": "declarationDate",
+        }
+
+    @validator("date", pre=True, check_fields=False)
     def date_validate(cls, v: str):  # pylint: disable=E0213
         return datetime.strptime(v, "%Y-%m-%d") if v else None
 
-    @validator("recordDate", pre=True)
+    @validator("recordDate", pre=True, check_fields=False)
     def record_date_validate(cls, v: str):  # pylint: disable=E0213
         return datetime.strptime(v, "%Y-%m-%d") if v else None
 
-    @validator("paymentDate", pre=True)
+    @validator("paymentDate", pre=True, check_fields=False)
     def payment_date_validate(cls, v: str):  # pylint: disable=E0213
         return datetime.strptime(v, "%Y-%m-%d") if v else None
 
-    @validator("declarationDate", pre=True)
+    @validator("declarationDate", pre=True, check_fields=False)
     def declaration_date_validate(cls, v: str):  # pylint: disable=E0213
         return datetime.strptime(v, "%Y-%m-%d") if v else None
 
@@ -65,9 +64,10 @@ class FMPDividendCalendarFetcher(
     def transform_query(
         query: DividendCalendarQueryParams, extra_params: Optional[Dict] = None
     ) -> FMPDividendCalendarQueryParams:
+        now = datetime.now().date()
         return FMPDividendCalendarQueryParams(
-            start_date=query.start_date,
-            end_date=query.end_date,
+            start_date=query.start_date or (now - timedelta(days=31)),
+            end_date=query.end_date or (now - timedelta(days=1)),
             **extra_params or {},
         )
 
diff --git a/openbb_sdk/sdk/provider/openbb_provider/models/dividend_calendar.py b/openbb_sdk/sdk/provider/openbb_provider/models/dividend_calendar.py
index 7225371e06e..2f5eb3d4b47 100644
--- a/openbb_sdk/sdk/provider/openbb_provider/models/dividend_calendar.py
+++ b/openbb_sdk/sdk/provider/openbb_provider/models/dividend_calendar.py
@@ -1,73 +1,44 @@
 """Dividend Calendar data model."""
 
 
-from datetime import (
-    date as dateType,
-    datetime,
-    timedelta,
-)
+from datetime import date as dateType, datetime, timedelta
 from typing import Optional
 
 from pydantic import Field, NonNegativeFloat
 
 from openbb_provider.abstract.data import Data, QueryParams
-from openbb_provider.metadata import QUERY_DESCRIPTIONS
+from openbb_provider.metadata import QUERY_DESCRIPTIONS, DATA_DESCRIPTIONS
+from openbb_provider.models.base import BaseSymbol
 
 
 class DividendCalendarQueryParams(QueryParams):
-    """Dividend Calendar query.
-
-    The maximum time interval between the start and end date can be 3 months.
-    Default value for time interval is 1 month.
-
-    Parameter
-    ---------
-    start_date : date
-        The starting date to fetch the dividend calendar from. Default value is the
-        previous day from the last month.
-    end_date : date
-        The ending date to fetch the dividend calendar till. Default value is the
-        previous day from the current month.
-    """
+    """Dividend Calendar Query."""
 
     start_date: Optional[dateType] = Field(
-        description=QUERY_DESCRIPTIONS.get("start_date", ""),
-        default=datetime.now().date() - timedelta(days=31),
+        description=QUERY_DESCRIPTIONS.get("start_date", "")
     )
     end_date: Optional[dateType] = Field(
-        description=QUERY_DESCRIPTIONS.get("end_date", ""),
-        default=datetime.now().date() - timedelta(days=1),
+        description=QUERY_DESCRIPTIONS.get("end_date", "")
     )
 
 
-class DividendCalendarData(Data):
-    """Dividend Calendar data.
+class DividendCalendarData(Data, BaseSymbol):
+    """Dividend Calendar Data."""
 
-    Returns
-    -------
-    date : dateType
-        The date of the dividend in the calendar.
-    label : str
-        The date in human readable form in the calendar.
-    adjDividend : Optional[NonNegativeFloat]
-        The adjusted dividend on a date in the calendar.
-    symbol : str
-        The symbol of the company for which the dividend is returned in the calendar.
-    dividend : Optional[NonNegativeFloat]
-        The dividend amount in the calendar.
-    recordDate : Optional[dateType]
-        The record date of the dividend in the calendar.
-    paymentDate : Optional[dateType]
-        The payment date of the dividend in the calendar.
-    declarationDate : Optional[dateType]
-        The declaration date of the dividend in the calendar.
-    """
-
-    date: dateType
-    label: str
-    adjDividend: Optional[NonNegativeFloat] = Field(alias="adj_dividend")
-    symbol: str
-    dividend: Optional[NonNegativeFloat]
-    recordDate: Optional[dateType] = Field(alias="record_date")
-    paymentDate: Optional[dateType] = Field(alias="payment_date")
-    declarationDate: Optional[dateType] = Field(alias="declaration_date")
+    date: dateType = Field(description=DATA_DESCRIPTIONS.get("date"))
+    label: str = Field(description="The date in human readable form in the calendar.")
+    adj_dividend: Optional[NonNegativeFloat] = Field(
+        description="The adjusted dividend on a date in the calendar.",
+    )
+    dividend: Optional[NonNegativeFloat] = Field(
+        description="The dividend amount in the calendar."
+    )
+    record_date: Optional[dateType] = Field(
+        description="The record date of the dividend in the calendar.",
+    )
+    payment_date: Optional[dateType] = Field(
+        description="The payment date of the dividend in the calendar.",
+    )
+    declaration_date: Optional[dateType] = Field(
+        description="The declaration date of the dividend in the calendar.",
+    )