Integrated Silicon Solution supply chain risk
As of 2026-10-09, Integrated Silicon Solution depends on 8 tracked suppliers headquartered in 4 countries (5 of them in Taiwan). 2 of those suppliers hold a monopoly or leader position in their own segment, led by TSMC and SK hynix. Integrated Silicon Solution itself carries a supply-chain criticality score of 50/100, with 235 tracked companies downstream of it.
Data as of 2026-10-09 · suppliers are the curated key_supplier edges in the wafergraph dataset (researched or segment-inferred — see /methodology) · criticality is the graph-derived chokepoint score, 0–100
Dominant and single-source suppliers
A monopoly or leader supplier is the hardest to replace. These are the edges to watch first.
Suppliers by country
- Taiwan — 5 suppliers (63%)
- South Korea — 1 supplier (13%)
- China — 1 supplier (13%)
- United States — 1 supplier (13%)
All 8 tracked suppliers
| Supplier | Segment | Position | Country | Criticality |
|---|---|---|---|---|
| TSMC | Pure-Play Foundry | leader | Taiwan | 81/100 |
| SK hynix | DRAM | leader | South Korea | 81/100 |
| SMIC | Pure-Play Foundry | major | China | 68/100 |
| United Microelectronics (UMC) | Pure-Play Foundry | major | Taiwan | 69/100 |
| GlobalFoundries | Pure-Play Foundry | major | United States | 68/100 |
| Vanguard International (VIS) | Pure-Play Foundry | challenger | Taiwan | 58/100 |
| Powerchip (PSMC) | Pure-Play Foundry | challenger | Taiwan | 57/100 |
| Nanya Technology | DRAM | niche | Taiwan | 50/100 |
Downstream exposure
- Criticality score: 50/100
- Companies downstream of Integrated Silicon Solution: 235
- Tracked market cap downstream (priced companies only): $35.95T across 147 priced companies
Frequently asked questions3
- How many suppliers does Integrated Silicon Solution have?
- wafergraph tracks 8 key suppliers for Integrated Silicon Solution, across 4 countries.
- Which of Integrated Silicon Solution's suppliers are single-source risks?
- TSMC and SK hynix hold monopoly or leader positions in their segments, which makes them the hardest suppliers for Integrated Silicon Solution to replace.
- What is Integrated Silicon Solution's supply-chain criticality score?
- Integrated Silicon Solution scores 50/100 on wafergraph's chokepoint criticality index, with 235 tracked companies downstream.
Cite as: wafergraph, “Integrated Silicon Solution supply chain risk — 8 suppliers, single-source exposure & criticality”, https://wafergraph.com/supply-chain-risk/issi (data as of 2026-10-09).
Open Integrated Silicon Solution's supplier graph →
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