DROPBOX INC

Securities Trading Plans of Directors and Executive Officers

During our last fiscal quarter, the following officers, as defined in Rule 16a-1(f), adopted a “Rule 10b5-1 trading arrangement” as defined in Regulation S-K Item 408, as follows:

On December 5, 2023, Andrew Houston, our Chief Executive Officer, adopted a Rule 10b5-1 trading arrangement in his individual capacity and as trustee on behalf of Andrew Houston Revocable Trust u/a/d 9/7/2011, providing for the sale from time to time of an aggregate of up to (i)8,266,666 shares of our Class A common stock, all of which is subject to restricted stock awards that were granted to Mr. Houston pursuant to the Co-Founder Grant, and vest upon the satisfaction of a service condition and achievement of certain stock price goals, and (ii)3,100,000 shares of our Class B common stock. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until February 28, 2025, or earlier if all transactions under the trading arrangement are completed.

No other officers or directors, as defined in Rule 16a-1(f), adopted and/orterminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” as defined in Regulation S-K Item 408, during the last fiscal quarter.