This Week in the Chain · Nov 8, 2026
This Week in the Chain — Nov 8, 2026
Daeduck Electronics -41.6%. National Silicon Industry Group +26.6%. Source: the wafergraph dataset, updated weekly.
What it touches
A stock app shows the percentage. It has no idea who buys from this company. Daeduck Electronics moved the most, but its links are not researched yet, so we drop to the next name down. Here is who Lumentum Holdings (-35.9%) is connected to.
- 1AppleCustomer
- 2NVIDIACustomer
- 3Arista NetworksCustomer
- 4Cisco SystemsCustomer
- 5FabrinetSupplier
- 6IQESupplier
- 7CoherentSupplier
- 8BroadcomSupplier
Top gainers
- 1National Silicon Industry Group$8.1B → $10.2B+26.6%
- 2Ningbo Jiangfeng Electronic Material (Konfoong)$6.5B → $8.1B+24.8%
- 3Hwatsing Technology$12.6B → $15.4B+22.5%
- 4Zhongke Feice Technology$11.3B → $13.8B+22.4%
- 5Piotech$17.9B → $21.8B+21.5%
Top decliners
Market caps first, because they are the fastest-moving thing on this map. 393 names moved 1% or more against Nov 1, 2026.
- 1Daeduck Electronics$4.6B → $2.7B-41.6%
- 2Lumentum Holdings (US-listed)$76.2B → $48.8B-35.9%
- 3PSK Inc$2.5B → $1.6B-33.7%
- 4GlobalWafers$12.3B → $8.3B-32.7%
- 5Walsin Technology$5.7B → $3.8B-32.5%
Chokepoint spotlight
Phison Electronics: Leading NAND flash controller and storage-solution designer. This has been true for a while, not since Monday.
- 1Kioxia HoldingsDepends on it
- 2Kingston TechnologyDepends on it
- 3ADATA TechnologyDepends on it
- 4Team GroupDepends on it
- 5Transcend InformationDepends on it
A standing feature that rotates weekly, not news.