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This leadership announcement contains no financial results or guidance update; UMC Group (USA), a major UMC subsidiary, appointed UMC President and Chief Operating Officer Ming Hsu as a natural-person director, effective November 3, 2026. The appointment increased the board by one seat, and the filing reports "Yes" for a change in one-third or more of directors.
Read source-backed briefUMC announced the pricing of US$1.8 billion aggregate 7th Unsecured Overseas Convertible Bonds, consisting of US$900 million Tranche A (5-year maturity) and US$900 million Tranche B (18-month maturity), with a 0% per annum coupon and listing on the Singapore Exchange. Proceeds will be used for the purchase of machinery and equipment and construction of plant facilities, and full conversion at the initial conversion prices would dilute original shareholders' equity by approximately 2.34%.
Read source-backed briefUMC announced that the collecting bank has fully received all subscription proceeds for the 2nd domestic unsecured convertible corporate bond issuance, totaling NT$4,792,798,780, and has remitted the funds to the designated depository bank.
Read source-backed briefUnited Microelectronics Corporation's board of directors on August 26, 2026 resolved to issue the 7th Unsecured Overseas Convertible Bonds in an aggregate amount of up to US$1.8 billion, to be offered outside the Republic of China and split into tranche A and tranche B at the Chairman's discretion. The bonds are tentatively priced at 100% of face value with a 0% coupon and a maturity of no more than five years, subject to approval by Taiwan's Securities and Futures Bureau, Financial Supervisory Commission. Net p...
Read source-backed briefUMC filed a Form 6-K on August 14, 2026 covering three Taiwan Stock Exchange disclosures: (1) the completion of a capital reduction tied to the cancellation of Restricted Stock Awards (RSA), (2) the conversion price and premium rate for the 2nd domestic unsecured convertible corporate bond, and (3) July 2026 insider trading and pledge activity. No earnings or operating guidance is included in this filing.
Read source-backed briefUMC filed a monthly sales announcement for July 2026 reporting net sales of NT$23,844,045 thousand, up 18.98% from NT$20,040,049 thousand in July 2025; this filing does not address FY 2026 CAPEX and no comparison can be made to the prior US$2.0 billion CAPEX guidance. Year-to-date 2026 net sales reached NT$153,614,609 thousand, up 12.41% from NT$136,656,663 thousand in the year-to-date 2025 period. The filing also disclosed no funds lent to other parties, no endorsements and guarantees, and outstanding interest...
Read source-backed briefUnited Microelectronics Corporation filed a Form 6-K announcing that, as of August 5, 2026, the collecting bank has fully received all subscription proceeds for the 1st domestic unsecured convertible corporate bond issuance, totaling NT$12,120,000,000, and has remitted the funds to the designated depository bank.
Read source-backed briefUnited Microelectronics Corporation filed a Form 6-K on July 30, 2026 containing two exhibits: Exhibit 99.1 sets the conversion price for the 1st domestic unsecured convertible corporate bond at NT$146.0 per share, based on a base price of NT$121.7 and a 119.97% conversion premium; the bond previously became effective upon filing with the FSC on July 17, 2026. Exhibit 99.2 reports that subsidiary Fortune Venture Capital Corporation disposed of 870,000 common shares of Centera Photonics Inc. on July 29-30, 2026 f...
Read source-backed briefFY 2026 CAPEX was raised by +$500.0M to US$2.0 billion. UMC raised its FY 2026 CAPEX guidance to US$2.0 billion from a prior US$1.5 billion midpoint, a US$500 million (33.3%) increase, to fund a phased Singapore P4 cleanroom expansion and a new fab building shell in Tainan for future P7/P8 facilities. Q2 2026 consolidated revenue was NT$68.73 billion (US$2.18 billion), up 12.6% QoQ and 17.0% YoY, with gross margin of 32.5%, operating margin of 21.8%, capacity utilization of 85%, and net income attributable to pa...
Read source-backed briefUMC filed a Form 6-K announcing that its board of directors will convene on July 29, 2026 to approve the Q2 2026 consolidated financial report. A separate announcement designates Hua Nan Commercial Bank as the bank for collection of proceeds and CTBC Commercial Bank as the dedicated deposit account bank for the company's 1st and 2nd domestic unsecured convertible corporate bond offerings.
Read source-backed briefUMC reported June 2026 net sales of NT$23,124,962 thousand, up 22.85% from NT$18,823,070 thousand in June 2025. Year-to-date 2026 net sales reached NT$129,770,564 thousand, up 11.28% from NT$116,616,614 thousand in the same period of 2025. The filing also disclosed no funds lent to other parties, no endorsements and guarantees, and outstanding forward FX derivative contracts with NT$11,885 thousand of fair value losses and NT$11,232 thousand of net fair value losses. Prior FY 2026 CAPEX guidance of US$1.5 billio...
Read source-backed briefUMC filed a Form 6-K with two exhibits. Exhibit 99.1 states the company does not comment on speculative reports or market rumors following an Economic Daily News article claiming UMC is collaborating with Intel on 12nm and 3nm process technologies. Exhibit 99.2 discloses the disposal of 3,500,832 common shares of Novatek Microelectronics Corporation at an average unit price of NT$479.8 for a total of NT$1,679,699,193, executed as Shares Conversion of zero coupon exchangeable bonds due 2026. The filing does not c...
Read source-backed briefThis May 2026 monthly sales announcement is not directly comparable to the prior Q1 2026 guidance rows (which covered capacity utilization, gross profit margin, ASP, wafer shipments, and CAPEX) because it reports single-month and year-to-date sales rather than the Q1 2026 metrics. UMC reported May 2026 net sales of NT$22,943,755 thousand, up 17.78% YoY from NT$19,480,057 thousand, and year-to-date 2026 net sales of NT$106,645,602 thousand, up 9.05% YoY from NT$97,793,544 thousand. The filing also disclosed no fu...
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