Cytek IPO Presentation Deck

1. 2 Investing to Capture the Cell Analysis Opportunity Broad Customer Base and Global Presence Validated Technology Platform 750+ Units Placed 210+ Publications 620+ Customers 25+ Countries Strong Financial Profile $93M 2020 Revenue $15M 2020 Adj. EBITDA 1,2 We define Adjusted EBITDA as net income (loss) adjusted for interest expense, interest income, other income (expense), net, provision for (benefit from) income taxes, depreciation and amortization, legal settlement expenses and stock-based compensation expenses Reconciliation of Non-GAAP figures are in the appendix Aurora Northern Lights Reagents Cell Sorter S CYTEK 2017 2018 2020 2021 6

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