diff --git a/src/trading_bot/models/trade.py b/src/trading_bot/models/trade.py
index 1617a5b..ae9c0b4 100644
--- a/src/trading_bot/models/trade.py
+++ b/src/trading_bot/models/trade.py
@@ -8,9 +8,9 @@ from dataclasses import dataclass
 from typing import Any
 
 from alpaca.trading.client import TradingClient
-from alpaca.trading.models import Position
+from alpaca.trading.models import Order, Position, TradeAccount
 from alpaca.trading.requests import GetOrdersRequest
-from alpaca.trading.enums import QueryOrderStatus
+from alpaca.trading.enums import OrderType, QueryOrderStatus
 from dotenv import load_dotenv
 
 load_dotenv()
@@ -57,21 +57,6 @@ def _string_to_float(value: Any, default: float = 0.0) -> float:
         return default
 
 
-def _get_attribute(obj: Any, *names: str, default: Any = None) -> Any:
-    if obj is None:
-        return default
-    if isinstance(obj, dict):
-        for name in names:
-            if name in obj:
-                return obj[name]
-        return default
-
-    for name in names:
-        if hasattr(obj, name):
-            return getattr(obj, name)
-    return default
-
-
 def create_alpaca_trading_client(
     api_key: str | None = None,
     secret_key: str | None = None,
@@ -85,34 +70,22 @@ def create_alpaca_trading_client(
     return TradingClient(api_key, secret_key, paper=paper)
 
 
-def _extract_unfilled_qty(order: Any) -> float:
-    qty = _string_to_float(
-        _get_attribute(order, "qty", "quantity", "order_qty", default=0)
-    )
-    filled = _string_to_float(
-        _get_attribute(order, "filled_qty", "filled_quantity", default=0)
-    )
-    return max(qty - filled, 0.0)
-
-
-def _extract_order_limit_price(order: Any) -> float | None:
-    value = _get_attribute(order, "limit_price", "limitPrice", default=None)
+def _extract_order_limit_price(order: Order) -> float | None:
+    value = order.limit_price
     if value is None:
         return None
-    price = _string_to_float(value, default=None)
+    price = _string_to_float(value, default=0.0)
     return price if price is not None and price > 0 else None
 
 
-def _build_order_summary(order: Any) -> AlpacaOrderSummary:
-    symbol = str(_get_attribute(order, "symbol", "asset_symbol", default=DEFAULT_SYMBOL)).upper()
-    side = str(_get_attribute(order, "side", default="buy")).lower()
-    qty = _string_to_float(_get_attribute(order, "qty", "quantity", default=0))
-    filled_qty = _string_to_float(
-        _get_attribute(order, "filled_qty", "filled_quantity", default=0)
-    )
+def _build_order_summary(order: Order) -> AlpacaOrderSummary:
+    symbol = str(order.symbol).upper()
+    side = str(order.side).lower()
+    qty = _string_to_float(order.qty or "0.0")
+    filled_qty = _string_to_float(order.filled_qty or "0.0")
     limit_price = _extract_order_limit_price(order)
-    order_type = str(_get_attribute(order, "type", default="unknown"))
-    status = str(_get_attribute(order, "status", default="unknown")).lower()
+    order_type = order.type or OrderType.MARKET
+    status = order.status or QueryOrderStatus.OPEN
 
     return AlpacaOrderSummary(
         symbol=symbol,
@@ -126,23 +99,16 @@ def _build_order_summary(order: Any) -> AlpacaOrderSummary:
     )
 
 
-def _find_spy_position(positions: list[Any], symbol: str = DEFAULT_SYMBOL) -> tuple[float, float, float | None]:
+def _find_spy_position(positions: list[Position], symbol: str = DEFAULT_SYMBOL) -> tuple[float, float, float | None]:
     normalized = symbol.upper()
     for position in positions:
-        position_symbol = str(
-            _get_attribute(position, "symbol", "asset_symbol", default="")
-        ).upper()
+        position_symbol = position.symbol.upper()
         if position_symbol != normalized:
             continue
 
-        quantity = _string_to_float(_get_attribute(position, "qty", "quantity", default=0))
-        market_value = _string_to_float(
-            _get_attribute(position, "market_value", "marketValue", default=0)
-        )
-        avg_entry_price = _string_to_float(
-            _get_attribute(position, "avg_entry_price", "avgEntryPrice", default=None),
-            default=None,
-        )
+        quantity = _string_to_float(position.qty or "0.0")
+        market_value = _string_to_float(position.market_value or "0.0")
+        avg_entry_price = _string_to_float(position.avg_entry_price)
         return quantity, market_value, avg_entry_price
 
     return 0.0, 0.0, None
@@ -155,12 +121,12 @@ def _safe_ratio(numerator: float, denominator: float) -> float | None:
 
 
 def summarize_alpaca_portfolio(
-    account: Any,
+    account: TradeAccount,
     positions: list[Position],
-    open_orders: list[Any],
+    open_orders: list[Order],
     symbol: str = DEFAULT_SYMBOL,
 ) -> AlpacaPortfolioSummary:
-    cash = _string_to_float(_get_attribute(account, "cash", default=0.0))
+    cash = _string_to_float(account.cash or "0.0")
     spy_quantity, spy_market_value, spy_avg_entry_price = _find_spy_position(
         positions, symbol=symbol
     )
@@ -220,6 +186,8 @@ def fetch_alpaca_portfolio_summary(
         paper=paper,
     )
     account = client.get_account()
+    if not isinstance(account, TradeAccount):
+        raise TypeError(f"Expected account to be a TradeAccount but got: {type(account)}")
     positions = client.get_all_positions()
     if not isinstance(positions, list):
         raise TypeError(f"Expected positions to be a list but got: {type(positions)}")