PREDICTIVE DISCOVERY LIMITED — Major Shareholding Notification 2024

May 7, 2024

603 page 1/2 15 July 2001

Form 603

Corporations Act 2001 Section 671B

Notice of initial substantial holder

To Company Name/Scheme

Predictive Discovery Ltd

ACN/ARSN 127 171 877

1. Details of substantial holder (1)

Name T. Rowe Price Associates, Inc.

ACN/ARSN (if applicable)

The holder became a substantial holder on

03 05 2024

2. Details of voting power

The total number of votes attached to all the voting shares in the company or voting interests in the scheme that the substantial holder or an associate (2) had a relevant interest (3) in on the date the substantial holder became a substantial holder are as follows:

Class of securities (4)	Number of securities	Person's votes (5)	Voting power (6)
Ordinary Shares	127,117,835	127,117,835	6.12%

3. Details of relevant interests

The nature of the relevant interest the substantial holder or an associate had in the following voting securities on the date the substantial holder became a substantial holder are as follows:

llows:
Holder of relevant interest	Nature of relevant interest (7)	Class and number of securities
T.Rowe Price International Ltd T. Rowe Price Associates, Inc.	Power to exercise vote and/or dispose of securities as discretionary investment managers	87,268,634 940,175
T. Rowe PriceAustralia Limited		38,909,026

4. Details of present registered holders

The persons registered as holders of the securities referred to in paragraph 3 above are as follows:

Holder of relevant interest	Registered holder of securities	Person entitled to be registered as holder (8)	Class and number of securities
See Annexure 1

5. Consideration

The consideration paid for each relevant interest referred to in paragraph 3 above, and acquired in the four months prior to the day that the substantial holder became a substantial holder is as follows:

Holder of relevant interest	Date of acquisition	Consideration (9)	Consideration (9)	Class and number of securities
See Annexure 2		Cash	Non-cash

603 page 2/2 15 July 2001

6. Associates

The reasons the persons named in paragraph 3 above are associates of the substantial holder are as follows:

Name and ACN/ARSN (if applicable) Nature of association T. Rowe Price Associates, Inc. T. Rowe Price International Ltd is a wholly owned subsidiary of T. Rowe Price Associates, Inc. T. Rowe Price International Ltd T. Rowe Price Australia Limited T. Rowe Price Australia Limited is a wholly owned subsidiary of T. Rowe Price Associates, Inc. 7. Addresses The addresses of persons named in this form are as follows: Name Address T. Rowe Price Associates, Inc. 100 East Pratt Street, Baltimore, MD 21202 T. Rowe Price International Ltd Warwick Court, 5 Paternoster Square,London, United Kingdom, EC4M 7DX T. Rowe Price Australia Limited 1 Farrer Place, Syndey, Australia NSW, 2000

Signature

print name Ellen York capacity Vice President sign here date / / 07 05 2024

DIRECTIONS

• (1) If there are a number of substantial holders with similar or related relevant interests (eg. a corporation and its related corporations, or the manager and trustee of an equity trust), the names could be included in an annexure to the form. If the relevant interests of a group of persons are essentially similar, they may be referred to throughout the form as a specifically named group if the membership of each group, with the names and addresses of members is clearly set out in paragraph 7 of the form.

• (2) See the definition of "associate" in section 9 of the Corporations Act 2001.

• (3) See the definition of "relevant interest" in sections 608 and 671B(7) of the Corporations Act 2001.

• (4) The voting shares of a company constitute one class unless divided into separate classes.

• (5) The total number of votes attached to all the voting shares in the company or voting interests in the scheme (if any) that the person or an associate has a relevant interest in.

• (6) The person's votes divided by the total votes in the body corporate or scheme multiplied by 100.

• (7) Include details of:

• (a) any relevant agreement or other circumstances by which the relevant interest was acquired. If subsection 671B(4) applies, a copy of any document setting out the terms of any relevant agreement, and a statement by the person giving full and accurate details of any contract, scheme or arrangement, must accompany this form, together with a written statement certifying this contract, scheme or arrangement; and

• (b) any qualification of the power of a person to exercise, control the exercise of, or influence the exercise of, the voting powers or disposal of the securities to which the relevant interest relates (indicating clearly the particular securities to which the qualification applies).

• See the definition of "relevant agreement" in section 9 of the Corporations Act 2001.

• (8) If the substantial holder is unable to determine the identity of the person ( eg. if the relevant interest arises because of an option) write "unknown".

• (9) Details of the consideration must include any and all benefits, money and other, that any person from whom a relevant interest was acquired has, or may, become entitled to receive in relation to that acquisition. Details must be included even if the benefit is conditional on the happening or not of a contingency. Details must be included of any benefit paid on behalf of the substantial holder or its associate in relation to the acquisitions, even if they are not paid directly to the person from whom the relevant interest was acquired.

603 GUIDE page 1/1 13 March 2000

GUIDE This guide does not form part of the prescribed form and is included by ASIC to assist you in completing and lodging form 603.

Signature

This form must be signed by either a director or a secretary of the substantial holder.

• Nil Nil Nil (a) If additional space is required to complete a question, the information may be included on a separate piecea) If additional space is required to complete a question, the information may be included on a separate piece of paper annexed to the form.

• (b)This notice must be given to a listed company, or the responsible entity for a listed managed investment scheme. A copy of this notice must also be given to each relevant securities exchange.

• (c) The person must give a copy of this notice: (i) within 2 business days after they become aware of the information; or (ii) by 9.30 am on the next trading day of the relevant securities exchange after they become aware of the information if: (A) a takeover bid is made for voting shares in the company or voting interests in the scheme; and (B) the person becomes aware of the information during the bid period.

• To make any annexure conform to the regulations, you must

• 1 use A4 size paper of white or light pastel colour with a margin of at least 10mm on all sides 2 show the corporation name and ACN or ARBN 3 number the pages consecutively 4 print or type in BLOCK letters in dark blue or black ink so that the document is clearly legible when photocopied

• 5 identify the annexure with a mark such as A, B, C, etc 6 endorse the annexure with the words: This is annexure (mark) of (number) pages referred to in form (form number and title)

• 7 sign and date the annexure The annexure must be signed by the same person(s) who signed the form.

Lodging period Nil Lodging Fee Nil Other forms to be Nil completed Additional information (a) If additional space is required to complete a question, the information may be included on a separate piecea) If additional space is required to complete a question, the information may be included on a separate piece of paper annexed to the form. (b)This notice must be given to a listed company, or the responsible entity for a listed managed investment scheme. A copy of this notice must also be given to each relevant securities exchange. (c) The person must give a copy of this notice:

(i) within 2 business days after they become aware of the information; or (ii) by 9.30 am on the next trading day of the relevant securities exchange after they become aware of the information if: (A) a takeover bid is made for voting shares in the company or voting interests in the scheme; and (B) the person becomes aware of the information during the bid period.

Annexures

• 4 print or type in BLOCK letters in dark blue or black ink so that the document is clearly legible when photocopied

Information in this guide is intended as a guide only. Please consult your accountant or solicitor for further advice.

Annexure 1

Holder of Relevant Interest	Registered holder of securities	Person entitled to be registered	Class and number of securities
		as holder (8)
T. Rowe Price Associates,Inc.	Bank of New York Mellon	Bank of New York Mellon	895,800 ordinary shares
T. Rowe Price Associates,Inc.	JP Morgan Chase	JP Morgan Chase	8,666 ordinaryshares
T. Rowe Price Associates,Inc.	State Street Bank & Trust Co	State Street Bank & Trust Co	35,709 ordinary shares
T. Rowe Price International Ltd.	State Street Bank & Trust Co	State Street Bank & Trust Co	87,268,634 ordinary shares
T. Rowe Price Australia Limited	State Street Bank & Trust Co	State Street Bank & Trust Co	38,909,026 ordinary shares

This is annexure 1 referred to on page 1 of Form 603 (Notice of initial substantial holder)

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---

Ellen York, Vice President

7-May-24

Annexure 2

Holder of Relevant Interest	Date of Acquisition	Consideration (cash- AUD)		Number of Shares	Class
T. Rowe Price International Ltd.	3-Jan-24	0.205		872,751	Ordinary
T. Rowe Price International Ltd.	3-Jan-24	0.205		1,382,420	Ordinary
T. Rowe Price International Ltd.	4-Jan-24	0.205		597,849	Ordinary
T. Rowe Price International Ltd.	4-Jan-24	0.205		946,982	Ordinary
T. Rowe Price International Ltd.	5-Jan-24	0.210		433,859	Ordinary
T. Rowe Price International Ltd.	5-Jan-24	0.210		687,223	Ordinary
T. Rowe Price International Ltd.	8-Jan-24	0.208		185,340	Ordinary
T. Rowe Price International Ltd.	8-Jan-24	0.208		293,576	Ordinary
T. Rowe Price International Ltd.	9-Jan-24	0.205		29,025	Ordinary
T. Rowe Price International Ltd.	9-Jan-24	0.203		50,193	Ordinary
T. Rowe Price International Ltd.	9-Jan-24	0.205		45,975	Ordinary
T. Rowe Price International Ltd.	9-Jan-24	0.203		79,505	Ordinary
T. Rowe Price International Ltd.	10-Jan-24	0.200		100,846	Ordinary
T. Rowe Price International Ltd.	10-Jan-24	0.203		7,857	Ordinary
T. Rowe Price International Ltd.	10-Jan-24	0.200		159,739	Ordinary
T. Rowe Price International Ltd.	10-Jan-24	0.203		12,445	Ordinary
T. Rowe Price International Ltd.	11-Jan-24	0.200		52,375	Ordinary
T. Rowe Price International Ltd.	11-Jan-24	0.203		7,901	Ordinary
T. Rowe Price International Ltd.	11-Jan-24	0.200		82,963	Ordinary
T. Rowe Price International Ltd.	11-Jan-24	0.203		12,514	Ordinary
T. Rowe Price International Ltd.	12-Jan-24	0.210		213,106	Ordinary
T. Rowe Price International Ltd.	12-Jan-24	0.210		337,556	Ordinary
T. Rowe Price International Ltd.	15-Jan-24	0.212		115,562	Ordinary
T. Rowe Price International Ltd.	15-Jan-24	0.212		183,046	Ordinary
T. Rowe Price International Ltd.	16-Jan-24	0.208		28,801	Ordinary
T. Rowe Price International Ltd.	16-Jan-24	0.209		10,170	Ordinary
T. Rowe Price International Ltd.	16-Jan-24	0.208		45,619	Ordinary
T. Rowe Price International Ltd.	16-Jan-24	0.209		16,109	Ordinary
T. Rowe Price International Ltd.	17-Jan-24	0.206		312,964	Ordinary
T. Rowe Price International Ltd.	17-Jan-24	0.206		495,729	Ordinary
T. Rowe Price International Ltd.	24-Jan-24	0.200		194,093	Ordinary
T. Rowe Price International Ltd.	24-Jan-24	0.198		11,613	Ordinary
T. Rowe Price International Ltd.	25-Jan-24	0.204		294,294	Ordinary
T. Rowe Price International Ltd.	29-Jan-24	0.211		797,645	Ordinary
T. Rowe Price Australia Limited	29-Jan-24	0.205		338,712	Ordinary
T. Rowe Price Australia Limited	29-Jan-24	0.205		882,267	Ordinary
T. Rowe Price International Ltd.	1-Feb-24	0.203		674,901	Ordinary
T. Rowe Price Australia Limited	1-Feb-24	0.208		304,734	Ordinary
T. Rowe Price Australia Limited	1-Feb-24	0.208		767,623	Ordinary
T. Rowe Price International Ltd.	14-Feb-24	0.200		500,000	Ordinary
T. Rowe Price International Ltd.	27-Feb-24	0.175		250,000	Ordinary
T. Rowe Price International Ltd.	14-Mar-24	0.240		100,000	Ordinary
T. Rowe Price International Ltd.	19-Mar-24	0.225		300,000	Ordinary

Annexure 2

T. Rowe Price International Ltd.	2-Apr-24	0.225	750,000	Ordinary
T. Rowe Price International Ltd.	19-Apr-24	0.241	500,000	Ordinary
T. Rowe Price Australia Limited	19-Apr-24	0.241	457,811	Ordinary
T. Rowe Price International Ltd.	26-Apr-24	0.219	500,000	Ordinary
T. Rowe Price Associates, Inc.	3-May-24	0.190	895,800	Ordinary
T. Rowe Price Associates, Inc.	3-May-24	0.190	3,732	Ordinary
T. Rowe Price Associates, Inc.	3-May-24	0.190	4,934	Ordinary
T. Rowe Price Associates, Inc.	3-May-24	0.190	35,709	Ordinary
T. Rowe Price Australia Limited	3-May-24	0.190	5,772	Ordinary
T. Rowe Price International Ltd.	3-May-24	0.190	11,940,109	Ordinary
T. Rowe Price International Ltd.	3-May-24	0.190	15,457,719	Ordinary
T. Rowe Price Australia Limited	3-May-24	0.190	3,506,419	Ordinary
T. Rowe Price Australia Limited	3-May-24	0.190	4,517,352	Ordinary
T. Rowe Price Australia Limited	3-May-24	0.190	51,480	Ordinary

This is annexure 2 referred to on page 1 of Form 603 (Notice of Initial Substantial Holder)

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______ Ellen York, Vice President

7-May-24