hyperscalers’ optical cable demand lifts shares 54% in a month.
Corning is the verifiable optical-cable bottleneck winner as hyperscalers sign long deals, driving a sharp rebound (up 54% in a month).
Corning is presented as the upstream supplier where fiber carries light and data-center scaling runs into hard capacity constraints. The deal-linked demand narrative (long contracts and primary supplier role) aligns with a large market rerating, shown by the 54% jump in a month.