Please help, Income tax is the subject. Will give a thumbs up for your help. Appreciate it! :)

Sanjay gave 23,000 shares of stock in Gupta Corporation (a publicly traded corporation) to his mosque (a qualified charitable organization) in the current year. The stock was worth $300,000. He had acquired it as an investment four years ago at a cost of $200,000. He reported AGI of $350,000 for the year. In completing his current income tax return, what is his maximum current-year charitable contribution deduction