Lightspeed Opportunity Fund III

Lightspeed Opportunity Fund III is a $3.3 billion growth and opportunity-focused venture capital fund closed in December 2025, representing the largest single vehicle in Lightspeed's record $9 billion multi-fund raise and the cornerstone of the firm's growth-stage investment strategy. Opportunity Fund III is designed to provide flexible follow-on capital supporting AI startups and category-defining companies through Series C, Series D, and Series E+ rounds, as well as strategic new positions in growth-stage companies across Lightspeed's global portfolio. The fund reflects Lightspeed's conviction that the most significant value creation in AI will occur not only at inception but through the growth-to-scale phase where distribution advantages, customer retention, and data moats compound.

Lightspeed's pioneering AI investment expertise directly informs Opportunity Fund III's strategy. Since 2012, the firm has backed 165 AI-native companies with over $5.5 billion deployed across its funds, building a portfolio that includes Anthropic (where Lightspeed is the largest investor in its $3.5B Series E), xAI, Databricks, Mistral, Glean, and Abridge — all now commanding multi-billion-dollar valuations. The Opportunity Fund series enables Lightspeed to deploy larger single checks into companies demonstrating exceptional product-market fit and defensible competitive positions, participating in major financing rounds alongside sovereign wealth funds and other top-tier institutions. The fund operates across Lightspeed's 14-office global platform spanning the United States, Europe, Israel, India, and Southeast Asia.

Lightspeed has returned more than $8 billion to limited partners in recent years, with 39 IPOs and 262 acquisitions from the broader portfolio. Recent growth-stage successes include Rubrik (2024 IPO), Affirm ($30B+ market cap at IPO), and strong marks across positions in leading AI infrastructure and application companies. Opportunity Fund III's $3.3 billion mandate — oversubscribed and representing the single largest vehicle in the $9B raise — reflects broad LP confidence in Lightspeed's capacity to identify and support category leaders from seed through market dominance.