user: I'm working on a portfolio analysis, and my client is particularly interested in the latest performance of Apple Inc.'s stock. To provide them with the most up-to-date information, I need to check the current stock price for Apple. Could you pull up the latest figures for me?

Available functions:
name: mortgage_calculator
description: Calculates the monthly mortgage payment.
parameters: type: dict
properties: loan_amount: type: integer
description: The amount of the loan.
interest_rate: type: integer
description: The interest rate of the loan.
loan_period: type: integer
description: The period of the loan.
required: loan_amount
interest_rate
loan_period
name: get_stock_price_by_stock_name
description: Finds the price of a stock by its stock name.
parameters: type: dict
properties: stock_name: type: string
description: The stock name of the product, in the format of the stock symbol.
required: stock_name
name: calculate_standard_deviation
description: Calculates the standard deviation of a list of numbers.
parameters: type: dict
properties: numbers: type: array
items: type: float
description: The list of numbers.
required: numbers