EBR SYSTEMS INC. — Major Shareholding Notification 2021

Dec 5, 2021

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6 December 2021

Ms Melissa Kostopoulos Compliance Adviser, Listings Compliance (Melbourne) ASX Compliance Pty Limited Level 4, North Tower, Rialto 525 Collins Street MELBOURNE VIC 3000

Dear Ms Kostopoulos

EBR Systems, Inc. (‘the Company’)

Following completion of the Company’s Initial Public Offering and U.S. Private Placement on 19 November 2021, the Company confirms the substantial holdings of its securities held by the following persons:

• MRCF3 SERVICES (H) PTY LTD ATF MRCF3 (H) TRUST

• MRCF3 SERVICES (HP) PTY LTD ATF MRCF3 (HP) TRUST AND MRCF3 (HP) PTY LTD ATF MRCF3 PART C TRUST

• BRANDON CAPITAL PARTNERS

• CARNEGIE HEALTHCARE FUND, LP

• CARNEGIE INNOVATION FUND NO.2 LP

• SPLIT ROCK PARTNERS, LP

The relevant interests of the above holders are outlined on the following pages.

Yours sincerely

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Brendan Case Company Secretary

EBR Systems, Inc. (ASX:EBR) │ ARBN 654 147 127│ www.ebrsystemsinc.com │ address USA: 480 Oakmead Pkwy, Sunnyvale, CA 94085, United States

HESTA

HESTA
HOLDER OF RELEVANT INTEREST	REGISTERED HOLDER	PERSON ENTITLED TO BE REGISTERED HOLDER	NATURE OF RELEVANT INTEREST	CLASS AND NUMBER OF SECURITIES	PERSON’S VOTES
MRCF3 SERVICES (H) PTY LTD ATF MRCF3(H)TRUST	MRCF3 SERVICES (H)PTY LTD	MRCF3 SERVICES (H)PTY LTD	REGISTERED HOLDER	23,118,914 CDIs	8.63%
H.E.S.T. AUSTRALIA LIMITED AS TRUSTEE OF HEALTH EMPLOYEES SUPERANNUATION TRUST AUSTRALIA (HESTA)	MRCF3 SERVICES (H) PTY LTD	MRCF3 SERVICES (H) PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	15,875,392 CDIs	5.93%
BRANDON CAPITAL PARTNERS	MRCF3 SERVICES (H) PTY LTD	MRCF3 SERVICES (H) PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	7,243,522 CDIs	2.70%

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EBR Systems, Inc. (ASX:EBR) │ ARBN 654 147 127│ www.ebrsystemsinc.com │ address USA: 480 Oakmead Pkwy, Sunnyvale, CA 94085, United States

HOSTPLUS

HOLDER OF RELEVANT INTEREST	REGISTERED HOLDER	PERSON ENTITLED TO BE REGISTERED HOLDER	NATURE OF RELEVANT INTEREST	CLASS AND NUMBER OF SECURITIES	PERSON’S VOTES
MRCF3 SERVICES (HP) PTY LTD ATF MRCF3 (HP) TRUST / MRCF3 (HP) PTY LTD ATF MRCF3 PART C TRUST	MRCF3 SERVICES (HP) PTY LTD / MRCF3 (HP) PTY LTD	MRCF3 SERVICES (HP) PTY LTD / MRCF3 (HP) PTY LTD	REGISTERED HOLDER	23,472,085 CDIs	8.76%
HOST - PLUS PTY LTD AS TRUSTEE OF HOSTPLUS POOLED SUPERANNUATION TRUST (HOSTPLUS)	MRCF3 SERVICES (HP) PTY LTD / MRCF3 (HP) PTY LTD	MRCF3 SERVICES (HP) PTY LTD / MRCF3 (HP) PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	21,056,885 CDIs	7.86%
BRANDON CAPITAL PARTNERS	MRCF3 SERVICES (HP) PTY LTD / MRCF3 (HP) PTY LTD	MRCF3 SERVICES (HP) PTY LTD / MRCF3 (HP) PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	2,415,200 CDIs	0.90%

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EBR Systems, Inc. (ASX:EBR) │ ARBN 654 147 127│ www.ebrsystemsinc.com │ address USA: 480 Oakmead Pkwy, Sunnyvale, CA 94085, United States

BRANDON CAPITAL PARTNERS

HOLDER OF RELEVANT INTEREST	REGISTERED HOLDER	PERSON ENTITLED TO BE REGISTERED HOLDER	NATURE OF RELEVANT INTEREST	CLASS AND NUMBER OF SECURITIES	PERSON’S VOTES
BRANDON CAPITAL PARTNERS	MRCF3 SERVICES (H) PTY LTD	MRCF3 SERVICES (H) PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	7,243,522 CDIs	2.70%
	MRCF3 (HP) PTY LTD / MRCF3 SERVICES (HP) PTY LTD	MRCF3 (HP) PTY LTD / MRCF3 SERVICES (HP) PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	2,415,200 CDIs	0.90%
	MRCF3 SERVICES PTY LTD	MRCF3 SERVICES PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	7,243,522 CDIs	2.70%
	MRCF3 SERVICES (SW) PTY LTD	MRCF3 SERVICES (SW) PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	2,415,200 CDIs	0.90%
	MRCF3 SERVICES (CSL) PTY LTD	MRCF3 SERVICES (CSL) PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	1,557,250 CDIs	0.58%
	MRCF PTY LTD	MRCF PTY LTD	POWER TO CONTROL VOTING AND DISPOSAL OF SECURITIES	48,432 CDIs	0.02%
TOTAL					7.81%1

1 The total percentage of votes held by investors advised or managed by Brandon Capital Partners is 27.76% (inclusive of the votes outlined above).

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EBR Systems, Inc. (ASX:EBR) │ ARBN 654 147 127│ www.ebrsystemsinc.com │ address USA: 480 Oakmead Pkwy, Sunnyvale, CA 94085, United States

M.H. CARNEGIE FUNDS

HOLDER OF RELEVANT INTEREST	REGISTERED HOLDER	PERSON ENTITLED TO BE REGISTERED HOLDER	NATURE OF RELEVANT INTEREST	CLASS AND NUMBER OF SECURITIES	PERSON’S VOTES
CARNEGIE HEALTHCARE FUND,LP	CARNEGIE HEALTHCARE FUND,LP	CARNEGIE HEALTHCARE FUND,LP	REGISTERED HOLDER	14,952,663 CDIs	5.58%
CARNEGIE INNOVATION FUND NO.2 L,P	CARNEGIE INNOVATION FUND NO.2 L,P	CARNEGIE INNOVATION FUND NO.2 L,P	REGISTERED HOLDER	14,162,839 CDIs	5.29%
MHC FUND SERVICES 2A PTY LTD ATF CARNEGIE PRIVATE OPPORTUNITIES FUND NO. 2A	MHC FUND SERVICES 2A PTY LTD	MHC FUND SERVICES 2A PTY LTD	REGISTERED HOLDER	3,323,193 CDIs	1.24%
MHC FUND SERVICES B PTY LTD ATF MHC HOSTPLUS CO INVESTMENT TRUST	MHC FUND SERVICES B PTY LTD	MHC FUND SERVICES B PTY LTD	REGISTERED HOLDER	7,833,287 CDIs	2.92%
TOTAL					15.03%

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EBR Systems, Inc. (ASX:EBR) │ ARBN 654 147 127│ www.ebrsystemsinc.com │ address USA: 480 Oakmead Pkwy, Sunnyvale, CA 94085, United States

SPLIT ROCK PARTNERS

HOLDER OF RELEVANT INTEREST	REGISTERED HOLDER	PERSON ENTITLED TO BE REGISTERED HOLDER	NATURE OF RELEVANT INTEREST	CLASS AND NUMBER OF SECURITIES	PERSON’S VOTES
SPVC VI, LLC	SPVC VI, LLC	SPVC VI, LLC	REGISTERED HOLDER	6,996,473 CDIs	2.61%
SPLIT ROCK PARTNERS, LP	SPLIT ROCK PARTNERS, LP	SPLIT ROCK PARTNERS, LP	REGISTERED HOLDER	19,732,458 CDIs	7.36%
TOTAL					9.97%

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EBR Systems, Inc. (ASX:EBR) │ ARBN 654 147 127│ www.ebrsystemsinc.com │ address USA: 480 Oakmead Pkwy, Sunnyvale, CA 94085, United States