1、 2025 Pinterest.All rights reserved.Q3 2025EarningsReportNon-GAAP Financial MeasuresLimitation of Key Metricsand Other Data2To supplement our condensed consolidated financial statements,which areprepared and presented in accordance with generally accepted accountingprinciples in the United States(GA

2、AP),we use the following non-GAAP financialmeasures:Adjusted EBITDA,Adjusted EBITDA margin,non-GAAP costs andexpenses(including non-GAAP cost of revenue,research and development,salesand marketing,and general and administrative),non-GAAP income(loss)fromoperations,non-GAAP net income(loss),non-GAAP

3、net income(loss)per share,constant currency revenue,non-GAAP operating expense,and free cash flow.Thepresentation of these financial measures is not intended to be considered inisolation,as a substitute for or superior to the financial information prepared andpresented in accordance with GAAP.Invest

4、ors are cautioned that there are materiallimitations associated with the use of non-GAAP financial measures as an analyticaltool.In addition,these measures may be different from non-GAAP financialmeasures used by other companies,limiting their usefulness for comparativepurposes.We compensate for the

5、se limitations by providing specific informationregarding GAAP amounts excluded from these non-GAAP financial measures.For a reconciliation of these non-GAAP financial measures to the most directlycomparable GAAP financial measures,please see the Appendix.The numbers for our key metrics,which includ

6、e our monthly active users(MAUs)and average revenue per user(ARPU),are calculated using internal company databased on the activity of user accounts.We define an MAU as an authenticatedPinterest user who visits our website,opens our mobile application or interacts withPinterest through one of our bro