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Events
2021 Annual General Meeting

Date

7/7/2021

Venue

UMC Recreation Center,
No. 9, Li-Hsin 3rd Rd.,Hsinchu Science Park,
Hsinchu, Taiwan

Information

Meeting Notice
Meeting Agenda
Details of the issuance plan for the private placement proposal
Meeting Minutes
Monthly Sales Announcement - 2021
January:2/8/2021(Mon)
February:3/8/2021(Mon)
March:4/7/2021(Wed)
April:5/6/2021(Thu)
May:6/4/2021(Fri)
June:7/5/2021(Mon)
July:8/5/2021(Thu)
August:9/6/2021(Mon)
September:10/8/2021(Fri)*
October:11/9/2021(Tue)*
November:12/9/2021(Thu)*
December:1/10/2022(Mon)*
*Subject to change
Quarterly Earnings Release & Investor Conference Call
Events Date Information
1Q 2021 Earnings Release & Investor Conference Call 4/28/2021 Teleconference
2Q 2021 Earnings Release & Investor Conference Call >Teleconference Live Webcast and Replay >Audio 7/28/2021 Teleconference
3Q 2021 Earnings Release & Investor Conference Call 10/27/2021* Teleconference
*Subject to change

- Quiet periods begin two weeks before each Quarterly Earnings Release & Investor Conference Call.

- Conference call and webcast details will be available two weeks prior to each Quarterly Earnings Release & Investor Conference Call.

Participation in Investor Forums
Events Date Venue
J.P. Morgan,
Taiwan CEO-CFO Conference

UMC IR Manager-Mr. David Wong
2/22/2021 Teleconference
BofA Securities,
2021 APAC TMT Conference

UMC IR Manager-Mr. David Wong
3/15/2021- 3/16/2021 Teleconference
Fubon Securities,
2021 Fubon Investment Forum
UMC IR Manager-Mr. David Wong
5/20/2021 Teleconference
UBS,
Virtual Taiwan Conference 2021
UMC IR Manager-Mr. David Wong
6/22/2021 Teleconference
Goldman Sachs,
TWN Semis, Foundry, OSAT, IC Design Supply Chain Virtual Day
UMC IR Manager-Mr. David Wong
8/17/2021 Teleconference
Credit Suisse,
22nd Asian Technology Conference
UMC IR Manager-Mr. David Wong
9/7/2021 Teleconference
QIC,
10th Taiwan CEO Week
UMC IR Manager-Mr. David Wong
9/28/2021 Teleconference