Quanta Computer

1.Name and nature of the underlying assets (if preferred shares, the terms
and conditions of issuance shall also be indicated, e.g., dividend yield,
etc.):
QCI to subscribe to Series B preferred shares issued by Quantinuum, Ltd.

2.Date of occurrence of the event: 2025/08/12
3.Date of the board of directors resolution: 2025/08/12
4.Other approval date: NA
5.Amount, unit price, and total monetary amount of the transaction:
Transaction amount: 1,867,840 shares
Unit price: US$26.7689 per share
Total monetary amount:
approximately US$ 50,000 thousand.
(or approximately NT$ 1,465,000 thousand at exchange rate of 29.30)

6.Trading counterparty and its relationship with the Company (if the trading
counterparty is a natural person and furthermore is not a related party of
the Company, the name of the trading counterparty is not required to be
disclosed): Cash capital increase
7.Where the trading counterparty is a related party, announcement shall also
be made of the reason for choosing the related party as trading counterparty
and the identity of the previous owner, its relationship with the Company
and the trading counterparty, and the previous date and monetary amount of
transfer: NA, cash capital increase
8.Where an owner of the underlying assets within the past five years has
been a related party of the Company, the announcement shall also include the
date and price of acquisition and disposal by the related party, and its
relationship with the Company at the time of the transaction: NA
9.Matters related to the current disposal of creditors'' rights (including
types of collaterals of the disposed creditor’s rights; if creditor''s
rights over a related party, announcement shall be made of the name of the
related party and the book amount of the creditor''s rights, currently being
disposed of, over such related party): NA
10.Profit or loss from the disposal (not applicable in cases of acquisition
of securities) (those with deferral should provide a table explaining
recognition): NA
11.Terms of delivery or payment (including payment period and monetary
amount), restrictive covenants in the contract, and other important terms
and conditions:
Subscription schedule in accordance with capital increase plan
12.The manner of deciding on this transaction (such as invitation to tender,
price comparison, or price negotiation), the reference basis for the
decision on price, and the decision-making unit:
Evaluation performed by designated department, then submitted to the
board of directors for resolution.
13.Net worth per share of the Company''s underlying securities acquired or
disposed of: NA
14.Cumulative no.of shares held (including the current transaction), their
monetary amount, shareholding percentage, and status of any restriction of
rights (e.g., pledges), as of the present moment:
Cumulative no. of shares: 1,867,840 shares
Total investment amount: approximately US$50,000 thousand
or approximately NT$1,465,000 thousand
Shareholding percentage: not to exceed 0.49% on a fully diluted basis
Restriction of rights: NA
15.Current ratio of securities investment (including the current trade, as
listed in article 3 of Regulations Governing the Acquisition and Disposal of
Assets by Public Companies) to the total assets and equity attributable to
owners of the parent as shown in the most recent financial statement and
working capital as shown in the most recent financial statement as of the
present:
Investment amounts: NT$ 42,389,362 thousand
Ratio to total assets: 6.01%
Ratio to equity attributable to owners of the parent: 22.56%
Working capital: NT$ 62,351,987 thousand
16.Broker and broker''s fee: NA
17.Concrete purpose or use of the acquisition or disposal:
Long-term investment
18.Any dissenting opinions of directors to the present transaction: NA
19.Whether the counterparty of the current transaction is
a related party: NA
20.Date of ratification by supervisors or approval by
the Audit Committee: 2025/08/12
21.Whether the CPA issued an unreasonable opinion regarding the current
transaction: Yes
22.Name of the CPA firm: PROSERVACE & Co., CPAs
23.Name of the CPA: Lin-Lin Chen
24.Practice certificate number of the CPA:
Registration No. 1626, (81) Tai Cai Shui Deng
25.Whether the transaction involved in change of business model: NA
26.Details on change of business model: NA
27.Details on transactions with the counterparty for the past year and the
expected coming year: NA
28.Source of funds: Company''s own capital
29.Date on which material information regarding the same event
has been previously released: NA
30.Any other matters that need to be specified: NA