TIMB vs SNDK Comparison

TIM, which is 67%-owned by Telecom Italia, is the third largest wireless carrier in Brazil, with 62 million subscribers, equal to about 24% of the market. The firm also owns 49% of I-Systems, an infrastructure partnership that is expanding its network footprint across Brazil. I-Systems can provide broadband service to about 9 million locations, equal to 10%-15% of the country. TIM leases capacity on the venture's network to serve retail broadband customers under the UltraFibra brand. TIM also resells fiber network access from other providers, including Oi's former infrastructure business V.tal. In total, TIM claims it can offer fixed broadband service to about 16 million locations.

Sandisk is one of the five largest suppliers of NAND flash memory semiconductors globally. Sandisk is vertically integrated, producing substantially all of its flash chips at manufacturing sites across Japan via a joint-venture framework with Kioxia. Sandisk then repackages most of its chips into SSDs for consumer electronics, external storage, or cloud storage. Sandisk was formerly a piece of Western Digital for nine years (after being acquired in 2016) and was spun off as an independent company in 2025.