Arizona fabs (GIGAFAB cluster)
Fab 1 in high-volume production since 4Q24; Fab 2 targeted for 2H27; extra US$100 billion announced on 2Q26 call
The numbers
What it is
TSMC's US build-out in Arizona. Fab 1 is in high-volume production. Fab 2 is targeted for high-volume manufacturing in the second half of 2027, with management saying it is accelerating schedules. Construction of a third fab began in 2025. On the 2Q26 call TSMC announced an additional US$100 billion for Arizona, covering wafer fabs for 2nm and below and advanced packaging, with no timing given.↗ source
Why it matters to the stock. The Arizona timeline sets how much leading-edge output sits outside Taiwan. It is a recurring source of tariff and policy headlines for the whole sector, and the extra US$100 billion raises the stakes on the 2027-2028 schedule.
News
TSMC adds US$100B to its Arizona plan, bringing total US investment to a record US$265B
TSMC announced an additional US$100 billion of investment in Arizona on Thursday July 16, the same day as its Q2 results, which takes its planned US commitment to US$265 billion.
TSMC board approves NT$7.0 Q1 dividend, US$31.28 billion capital budget and up to US$20 billion for Arizona
TSMC's board approved a NT$7.0 per-share cash dividend for the first quarter of 2026, with a September 22 record date and October 8 payment.
TSMC buys 3.65 million square meters of Arizona land for NT$6.28 billion
TSMC announced on Thursday, January 8, 2026 that it bought a parcel of about 3.65 million square meters south of State Route 303 in Phoenix from the Arizona state government.