SCIDEV LTD — Major Shareholding Notification 2025

Aug 31, 2025

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Form 603

Corporations Act 2001 Section 671B

Notice of initial substantial holder

To Company Name/Scheme Scidev Ltd (SDV) ABN/ARSN 25 001 150 849 1. Details of substantial holder (1) Name Mercer Investments (Australia) Limited as RE of Mercer Australian Small Companies Fund ACN/ARSN (if applicable) Mercer Investments (Australia) Limited (ABN 66 008 612 397) Mercer Australian Small Companies Fund (ARSN 111 237 873) The holder became a substantial holder on 27/08/2025

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 become a Substantial holder are as follows:

Class of securities (4)	Number of Securities	Person's votes	Voting power (5)
Ordinary Fully Paid Shares	10,581,978	10,581,978	5.567%

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:

Holder of relevant interest	Nature of relevant interest (7)	Class and number of securities
See Annexure A, Table 2 and Table 3

A business of Marsh McLennan

4. Details of present registered holders

The person registered as holder 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 A, Table 2

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)		Class and number of securities
		Cash	Non-cash
See Annexure A, Table 4

6. Associates

The reasons the persons names in paragraph 3 above are associate of the Substantial holder as follows:

Name and ACN/ARSN (if applicable)	Nature of association
See Annexure A, Table 1 & Table 2	Company

7. Addresses

The addresses of persons named in this form are as follows:

Name	Address
Mercer Investments (Australia) Limited as RE of Mercer Australian Small Companies Fund	Level 15, Collins Square, 727 Collins Street, Melbourne VIC 3008, Australia

Signature

Print name: Simon Eagleton Capacity: Director, Mercer Investments (Australia) Limited Sign here: Date : 01/09/2025

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Annexure A - Table 1

Related Companies of Mercer Investments (Australia) Limited

Mercer Superannuation (Australia) Limited Mercer Investments (Australia) Limited Mercer (Australia) Pty Ltd Mercer Consulting (Australia) Proprietary Limited Mercer Financial Advice Proprietary Limited Mercer Outsourcing (Australia) Proprietary Limited Mercer Australia Superannuation Administration Proprietary Limited

Mercer Investments (Australia) Limited acts as RE or Trustee for these funds

Advance Australian Fixed Interest Multi-Blend Fund Advance Australian Shares Multi-Blend Fund Advance Balanced Multi-Blend Fund Advance Cash Multi-Blend Fund Advance Defensive Multi-Blend Fund Advance Defensive Yield Multi-Blend Fund Advance Growth Multi-Blend Fund Advance High Growth Multi-Blend Fund Advance International Fixed Interest Multi-Blend Fund Advance International Shares Multi-Blend Fund Advance Moderate Multi-Blend Fund Advance Property Securities Multi-Blend Fund Managed Portfolio Series Alternatives Fund 1 Managed Portfolio Series Australian Fixed Interest Fund 1 Managed Portfolio Series Australian Fixed Interest Fund 2 Managed Portfolio Series Australian Fixed Interest Fund 3 Managed Portfolio Series Australian Shares Fund 1 Managed Portfolio Series Australian Shares Fund 2 Managed Portfolio Series Australian Shares Fund 3 Managed Portfolio Series Australian Shares Fund 4 Managed Portfolio Series International Fixed Interest Fund 1 Managed Portfolio Series International Fixed Interest Fund 3 Managed Portfolio Series International Property Securities Fund 1 Managed Portfolio Series International Shares Fund 2

Managed Portfolio Series International Shares Fund 3 Managed Portfolio Series International Shares Fund 4 Managed Portfolio Series International Shares Fund 5 Mercer Australian Direct Property Fund Mercer Australian Inflation Plus Fund Mercer Australian Shares Fund Mercer Australian Shares Fund for Tax Exempt Investors Mercer Australian Shares Plus Fund Mercer Australian Small Companies Fund Mercer Australian Sovereign Bond Fund Mercer Cash Fund Mercer Conservative Growth Fund Mercer Emerging Markets Debt Fund Mercer Emerging Markets Shares Fund Mercer Global Credit Fund Mercer Global Unlisted Property Fund (MST) Mercer Global Listed Property Fund Mercer Global Small Companies Shares Fund Mercer Global Sovereign Bond Fund Mercer Global Unlisted Infrastructure Fund Mercer Growth Fund Mercer Hedged International Shares Fund Mercer High Growth Fund Mercer Indexed Australian Fixed Interest Fund

A business of Marsh McLennan

Mercer Investments (Australia) Limited acts as RE or Trustee for these funds

Mercer Indexed Australian Listed Property Fund Mercer Indexed Australian Shares Fund Mercer Indexed Balanced Fund Mercer Indexed Defensive Fund Mercer Indexed Growth Fund Mercer Indexed High Growth Fund Mercer Indexed International Fixed Interest Fund Mercer Indexed International Shares Fund Mercer Indexed Moderate Fund Mercer International Shares Fund Mercer Moderate Growth Fund Mercer Multi-manager Balanced Fund Mercer Multi-manager Conservative Fund Mercer Multi-manager Growth Fund Mercer Multi-manager High Growth Fund Mercer Multi-manager International Share Fund Mercer Passive Australian Listed Property Fund Mercer Passive Australian Shares Fund Mercer Passive Emerging Markets Shares Fund Mercer Passive Global Listed Infrastructure Fund Mercer Passive Global Listed Property Fund Mercer Passive Hedged International Shares Fund Mercer Passive International Shares Fund Mercer Sustainable Plus Australian Shares Fund Mercer Sustainable Plus International Shares Fund Mercer DG (EX P) Trust Mercer OSS Trust OSSH#1 Trust Mercer Investment Funds Overseas Shares Trust AP#1 Trust

Mercer Investment Funds Australian Shares Plus Trust Mercer Passive Global Techology Shares Fund Advance Global Unlisted Property Fund WSSP Australian Equities Trust WSSP International Equities Trust WSSP International Property (Global REITS) Trust Advance Diversified Alternatives Fund Advance Private Debt Fund Advance Unlisted Infrastructure Fund Mercer Tailored #1 Trust TAL 2 Trust Mercer Global Private Debt Fund Mercer Global Absolute Return Bond Fund Mercer Global High Yield Bond Fund Mercer Global Enhanced Low Volatility Shares Fund Mercer Conservative Growth Overlay Fund Mercer Moderate Growth Overlay Fund Mercer Growth Overlay Fund Mercer High Growth Overlay Fund Mercer Diversified Growth Mercer CFS Property Fund AP#2 Trust Mercer Short Term Bond Fund Mercer Passive Sustainable International Shares Fund SP International Shares Trust TSA Equity Fund #1 TSA Equity Fund #2 Mercer Sustainable Plus Global Credit Fund Sustainable GS#1 Trust

This is Annexure A of six pages referred to in Form 603 'Notice of initial substantial holder'

Signature

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Date: 01/09/2025

Name: Simon Eagleton

Capacity: Director, Mercer Investments (Australia) Limited

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Annexure A - Table 2

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Fund details:

No.	Fund Name	Registered Holder	Registered Address	Persons entitled to be registered holder
1	Mercer Australian Small Companies Fund	HSBC Custody Nominees (Australia) Limited as a Sub Custodian of Mercer Australian Small Companies Fund	GPO BOX 5302 SYDNEY NSW 2001	MERCER INVESTMENTS (AUSTRALIA) LIMITED as RE of Mercer Australian Small Companies Fund

A business of Marsh McLennan

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Annexure A - Table 3

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Present relevant interest

Mercer Investments (Australia) Limited (ABN 66 008 612 397) and Mercer Australian Small Companies Fund (ARSN 111 237 873)

As at 27[th] August 2025

s at 27th August 2025
Mercer Investments (Australia) Limited's holdings	10,581,978
Total Shares on Issue – Scidev Ltd (SDV)	190,088,197
	5.567%

A business of Marsh McLennan

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Annexure A - Table 4

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

Fund name	Entity Name	Trade Date	No of Securities	Valueper share	Consideration	ISIN	Action
Mercer Australian Small Companies Fund	Mercer Investments(Australia)Limited	27/08/2025	3,260,884	0.3329	$1,085,548.28	AU000000SDV5	Purchases
Mercer Australian Small Companies Fund	Mercer Investments(Australia)Limited	26/08/2025	39,000	0.36	$14,040.00	AU000000SDV5	Purchases
Mercer Australian Small Companies Fund	Mercer Investments(Australia)Limited	19/08/2025	294,990	0.3528	$104,072.47	AU000000SDV5	Purchases
Mercer Australian Small Companies Fund	Mercer Investments(Australia)Limited	7/08/2025	1,810,687	0.3237	$586,119.38	AU000000SDV5	Purchases
Mercer Australian Small Companies Fund	Mercer Investments(Australia)Limited	5/08/2025	551,099	0.3178	$175,139.26	AU000000SDV5	Purchases
Mercer Australian Small Companies Fund	Mercer Investments(Australia)Limited	30/07/2025	486,293	0.3381	$164,415.66	AU000000SDV5	Purchases
Mercer Australian Small Companies Fund	Mercer Investments(Australia)Limited	16/05/2025	(568,948)	0.3633	($206,698.81)	AU000000SDV5	Sales
Mercer Australian Small Companies Fund	Mercer Investments(Australia)Limited	9/05/2025	(1,000)	0.365	($365.00)	AU000000SDV5	Sales

A business of Marsh McLennan