Aehr Test Systems vs Cohu

Aehr Test Systems is larger by market cap ($3.8B vs $2.5B). Cohu reports higher tracked revenue ($353M vs $50M). Both are primarily Test Equipment companies.

Shared segment: Equipment (Back End).

Side-by-side

Aehr Test SystemsCohu
Market cap$3.8B$2.5B
Revenue$50M (FY2026)$353M (FY2017)
Primary segmentTest EquipmentTest Equipment
Market positionnichemajor
CountryUnited StatesUnited States
Tracked suppliers00
Tracked customers713
Chokepoint / criticality50/10069/100

Market caps/revenue from the wafergraph dataset · data as of 2026-08-12. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.

How Aehr Test Systems and Cohu compare

  • Size: Aehr Test Systems is the larger company by market cap.
  • Revenue: Cohu reports higher tracked revenue.
  • Supply-chain criticality: Cohu has the higher chokepoint score (69/100 vs 50/100).
  • Footprint: Aehr Test Systems (United States) vs Cohu (United States).

Company hubs

Aehr Test Systems · Cohu · Equipment (Back End) segment

Open the interactive comparison tool →