UMC sets NT$146.0 conversion price for 1st domestic unsecured convertible bond; subsidiary disposes Centera Photonics shares for NTD 326.6M
United 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...
Key takeaways
Convertible bond pricing: UMC sets conversion price at NT$146.0/share for the 1st domestic unsecured convertible corporate bond, with a conversion premium rate of 119.97% over a NT$121.7 base price.
Convertible bond effectiveness: The 1st domestic unsecured convertible corporate bond previously became effective upon filing with the Taiwan FSC pursuant to FSC Letter No. 1150348929 dated July 17, 2026.
Subsidiary share disposal: Subsidiary Fortune Venture Capital Corporation disposed of 870,000 common shares of Centera Photonics Inc. on July 29-30, 2026 at NTD 375.45 per share for NTD 326,642,500 in proceeds.
Gain on disposal: UMC reports a gain of NTD 248,883,331 from the Centera Photonics share disposal.
Residual stake: Following the disposal, Fortune Venture Capital Corporation holds 933,662 shares of Centera Photonics Inc. with a book value of NTD 83,449,174, representing a 1.40% holding.
Purpose: UMC states the concrete purpose of the disposal is financing operation; the counterparty is not a related party.
Concentration metrics: The disposal transaction represents 2.42% of total assets and 3.03% of shareholders' equity as shown in the most recent financial statement (operational capital of NTD 44,980,640,000).
Key metrics
Primary source
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