Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.
| Metric | Illumio | Shein |
|---|---|---|
| Total funding | $1.24B | $5.2B |
| Latest round | Series E | Series G |
| Amount | $200M | $2B |
| Date | May 2021 | Nov 2023 |
| Valuation | $2.75B | $66B |
| Lead investors | Lionbird, Accenture Ventures | General Atlantic, Sequoia China |
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Illumio is the zero trust segmentation platform preventing the spread of ransomware and cyber breaches by containing every workload in isolated security zones with policy-based controls. Valued at $3.2B with $525M raised, Illumio serves 500+ enterprise customers including 12 of the Fortune 50. Major defensetech IPO candidate as zero trust architecture becomes the required security model for every enterprise following the surge in ransomware attacks.
| Industry | Cybersecurity |
| Stage | Pre-IPO |
| IPO Status | Private |
| Valuation | $4.2B |
| Total Funding | $1.24B |
| Headquarters | Sunnyvale, CA |
Shein is the world's largest fast fashion company, valued at $66B with $5.2B raised. Track IPO readiness score, funding history, and public market timeline.
| Industry | E-Commerce |
| Stage | Pre-IPO |
| IPO Status | Pre-IPO |
| Valuation | $30-50B |
| Total Funding | $5.2B |
| Headquarters | Singapore |
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Illumio is valued at $4.2B. Shein is valued at $30-50B. Both figures are based on the most recent funding rounds tracked by TechStackIPO.
Illumio filed an S-1 in February 2026 and is actively in the IPO pipeline. Shein filed an S-1 in June 2026 and is actively in the IPO pipeline. Track both companies on TechStackIPO for S-1 filings, roadshow announcements, and IPO date updates.
Illumio has raised $1.24B. Shein has raised $5.2B.
Illumio operates in Cybersecurity, while Shein operates in E-Commerce.
Illumio is a Cybersecurity company valued at $4.2B with $1.24B raised. Shein is a E-Commerce company valued at $30-50B with $5.2B raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor access options.
Accredited investors can access pre-IPO shares in Illumio and Shein through secondary market platforms, pre-IPO funds, and broker-dealer platforms that facilitate private company transactions. TechStackIPO's marketplace section tracks available access options for both companies. Pre-IPO investments carry higher risk and limited liquidity.