Astera Labsvs.Pure Storage
ALAB vs PSTG · both in Data centers, part of the AI & digital infrastructure value chain: Servers, networking, optics and data center capacity that tie AI infrastructure together.
Astera Labs is about 2.7× larger than Pure Storage by market cap; Pure Storage trades at the lower P/E (119.1 vs 162.9); year to date, Astera Labs leads (+134.3% vs +119.7%).
Side by side
| ALAB | PSTG | |
|---|---|---|
| Market cap | $60.2B | $22.4B |
| Price | $347.05 | — |
| Today | −9.2% | — |
| Return YTD | +134.3% | +119.7% |
| Return 1Y | +76.5% | +20.7% |
| Since June 26, 2026 | −11.4% | +60.3% |
| P/E | 162.9 | 119.1 |
| P/S | 50.1 | 6.1 |
| P/B | 34.9 | 15.5 |
Data as of 2026-10-08 · updates daily after U.S. close
Since June 26, 2026: the change in the closing price, from the daily closes Sectivia records itself since that date.
The two companies
Astera LabsALAB
Signal integrity becomes a real constraint at AI-server speeds. Astera Labs sells the fix: Aries PCIe retimers, Taurus and Leo connectivity, Scorpio fabric switches.
Full ALAB profile →Pure StoragePSTG
All-flash arrays for data centers, sold as a subscription service.
Full PSTG profile →More ALAB & PSTG comparisons
Other head-to-heads in the Data centers segment.