The New Heartbeat of Electronics March 3 2020 Si Time Forward-Looking Statements This presentation regarding SiTime Corporation (the "Company") contains forward-looking statements. All statements other than statements of historical facts contained in this presentation, including statements regarding future results of the operations of the Company, including financial position, strategy and plans, and the Company's expectations for its future operations and the timing market, are forward-looking statements. ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number 333-234305 SiTime Corporation (Exact name of Registrant as specified in its Charter) Delaware 02-0713868 (State or other jurisdiction of ...

Financial Data and Key Metrics Changes - Q4 2019 revenue was $28.1 million, up 11% sequentially and up 23% year-over-year. Annual revenue for 2019 was $84.1 million, compared to $85.2 million in 2018 [17] - Non-GAAP gross margins were 48.0%, with non-GAAP operating income at $2.4 million or 8.6% of revenue [20] - Non-GAAP net income was $2.0 million, or $0.16 per share on a fully diluted basis [20] - Cash balance at the end of Q4 was $63.4 million, with $41.0 million in debt [21] Business Line Data and Key Metrics Changes - Mobile, IoT, and consumer segment sales in Q4 were $18.6 million, representing 66% of total sales, up from $17.5 million in Q3 [17] - Industrial, automotive, and aerospace segment sales were $5.3 million, or 19% of sales, compared to $5.2 million in Q3 [18] - Communications and enterprise segment sales were $4.2 million, or 15% of sales, up from $2.7 million in Q3 [19] Market Data and Key Metrics Changes - Design win dollars in 2019 increased by more than 50% compared to 2018, driven by the adoption of SiTime's products [12] - The company expects the $8 billion timing market to grow to $10 billion in the next few years [9] Company Strategy and Development Direction - SiTime aims to expand its market presence by focusing on high-performance silicon timing solutions, replacing traditional quartz devices [6][7] - The company plans to take some sales direct to larger customers, which is expected to improve gross margins by cutting out intermediaries [35][49] - The long-term target for gross margins is between 55% and 60% [62] Management's Comments on Operating Environment and Future Outlook - Management has not seen any disruption from the coronavirus as of the call date, and they are monitoring the situation closely [13][23] - The company expects 2020 to be a strong revenue growth year, with Q1 revenue guidance between $20 million and $21 million, reflecting a 38% increase year-over-year [22] Other Important Information - The company completed its IPO, issuing 4.945 million shares at $13 per share, generating net proceeds of $56.4 million [21] - The company has over 65 different products and has sold to over 10,000 customers since its inception [9] Q&A Session Summary Question: What products are driving growth in the communications business? - Management indicated that design wins in networking and telecommunications, including 5G base stations and satellite products, are driving growth [28] Question: What are the normal seasonal patterns for the company? - Management noted that sales are typically lower in the first half of the year and higher in the back half, primarily driven by the mobile, IoT, and consumer business [30] Question: How should gross margins progress throughout the year? - Management expects gross margins to decline slightly in Q1 due to lower sales volume but anticipates improvements as higher-margin products become a larger percentage of sales [35] Question: How has the company's profile changed since going public? - Management noted an increase in credibility and opportunities with customers, particularly in networking and telecommunications [36] Question: What is the growth expectation for different market segments? - Management expects the communications and enterprise market to grow the fastest, followed by industrial, automotive, and aerospace, with mobile, IoT, and consumer growing more slowly [47] Question: How will the transition to direct sales impact operations? - Management indicated that the transition to direct sales will occur throughout the year without a significant increase in operating expenses [49]

The New Heartbeat of Electronics Needham Conference - January 2020 SiTime Forward-Looking Statements This presentation regarding SiTime Corporation (the "Company") contains forward-looking statements. All statements other than statements of historical facts contained in this presentation, including statements regarding future results of the operations of the Company, including financial position, strategy and plans, and the Company's expectations for its future operations and the timing market, are forward- ...