# Astera Labs

Company ID: astera-labs · public · HQ US

Astera Labs designs fabless connectivity silicon for AI and cloud infrastructure: Aries PCIe/CXL retimers and smart cable modules, Scorpio fabric switches for scale-up PCIe/CXL connectivity, and CXL memory controllers, managed fleet-wide by its COSMOS software. It sells chips and modules to server and rack-scale system builders.

Listings: ALAB (US, primary)

Last price: 304.09 USD (2026-08-28T02:17:39Z, nightly snapshot)

## Parts made

| Part | Layer | Role | Confidence |
|---|---|---|---|
| CXL controllers & memory expanders (2.05) | 2 | manufacturer | inferred |
| PCIe/CXL switches & retimers (2.06) | 2 | manufacturer | inferred |
| Scale-up fabric (3.01) | 3 | manufacturer | inferred |
| Retimers inside AECs (3.09a) | 3 | manufacturer | inferred |