As soon as the donation is in your brokerage account, send the donor a nonprofit stock acknowledgment letter that includes a tax receipt for it. What do you need to include in your donation acknowledgment letter?This letter should acknowledge the gift of stock, such as the name and number of shares. To transfer a gift of stocks or securities please fill out your contact information and the details of your intended gift in the form below. When acknowledging these donations, include the name of the donor, the number of shares, the name of the security, and the date when the transfer was completed. Learn how to easily create your donation receipts and the best practices to follow in the year-end receipts to your donors. For best results, write a personal acknowledgment letter with a receipt that includes the IRS-required elements. A donation acknowledgment letter (sometimes called a donation receipt or thankyou letter) is an email or paper that recognizes a charitable contribution. The acknowledgment to the donor should include the following: Contribution Details Statements – Good Faith Estimates of Value of Goods or Services. It discusses the types of organizations to which you can make deductible charitable contributions and the types of contributions you can deduct.