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cardlytics Exhibit 99.1 Cardlytics Announces Second Quarter 2021 Financial Results Atlanta , GA - August 3 , 2021 - Cardlytics , Inc. ( NASDAQ : CDLX ) , a digital advertising platform , today announced financial results for the second quarter ended June 30 , 2021. Supplemental information is available on the Investor Relations section of the Cardlytics ' website at http://ir.cardlytics.com/ . " While we grew Cardlytics platform billings 111 % and adjusted contribution 123 % year - over - year , we fell below our guidance . This was driven by us forecasting a faster recovery than was realized due to labor shortage and supply chain challenges in retail , restaurant and travel , " said Lynne Laube , CEO & Co - Founder of Cardlytics . " Our core business remains on a very solid foundation and we continue to make significant progress on all of our strategic initiatives , including the integration of Dosh and Bridg . " " We believe we will still be dealing with an uneven recovery in Q3 as each industry we operate in is still working through unique macroeconomic challenges , " said Andy Christiansen , CFO of Cardlytics . " We remain very excited about the long - term potential of Cardlytics and continue to make immense progress on our product and technology initiatives . " Second Quarter 2021 Financial Results . Revenue was $ 58.9 million , an increase of 109 % year - over - year , compared to $ 28.2 million in the second quarter of 2020 . Billings , a non - GAAP metric , was $ 85.3 million , an increase of 116 % year - over - year , compared to $ 39.5 million in the second quarter of 2020 . Gross profit was $ 23.2 million , an increase of 193 % year - over - year , compared to $ 7.9 million in the second quarter of 2020 . Adjusted contribution , a non - GAAP metric , was $ 29.6 million , an increase of 139 % year - over - year , compared to $ 12.4 million in the second quarter of 2020 . Net loss attributable to common stockholders was $ ( 47.3 ) million , or $ ( 1.43 ) per diluted share , based on 33.0 million weighted - average common shares outstanding , compared to a net loss attributable to common stockholders of $ ( 19.8 ) million , or $ ( 0.73 ) per diluted share , based on 27.1 million weighted - average common shares outstanding in the second quarter of 2020 . Non - GAAP net loss was $ ( 12.8 ) million , or $ ( 0.39 ) per diluted share , based on 33.0 million weighted - average common shares outstanding , compared to a non - GAAP net loss of $ ( 10.2 ) million , or $ ( 0.38 ) per diluted share , based on 27.1 million weighted - average common shares outstanding in the second quarter of 2020 . Adjusted EBITDA , a non - GAAP metric , was a loss of $ ( 5.7 ) million compared to a loss of $ ( 7.7 ) million in the second quarter of 2020 . Key Metrics . Cardlytics MAUS were 167.6 million , an increase of 7 % , compared to 157.2 million in the second quarter of 2020 . Cardlytics ARPU was $ 0.34 , an increase of 89 % , compared to $ 0.18 in the second quarter of 2020 . Bridg ARR was $ 12.5 million in the second quarter of 2021 . Definitions of MAUS , ARPU and ARR are included below under the caption " Non - GAAP Measures and Other Performance Metrics . " Third Quarter 2021 Financial Expectations Cardlytics anticipates billings , revenue , and adjusted contribution to be in the following ranges ( in millions ) : Billings ( ¹ ) Revenue Adjusted contribution ( 2 ) ( 1 ) A reconciliation of billings to GAAP revenue on a forward - looking basis is presented below under the heading " Reconciliation of Forecasted GAAP Revenue to Billings . " Q3 2021 Guidance $ 85.0 - $ 95.0 $ 57.0 - $ 66.0 $ 27.0 - $ 32.0 ( 2 ) A reconciliation of adjusted contribution to GAAP gross profit on a forward - looking basis is not available without unreasonable efforts due to the high variability , complexity and low visibility with respect to the items excluded from this non - GAAP measure .