Sec Form 13G Filing - H.E.S.T. Australia Ltd. filing for - 2026-08-12

Insider filing report for Changes in Beneficial Ownership

  • Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
  • Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
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Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Checkbox not checked   Rule 13d-1(b)
Checkbox not checked   Rule 13d-1(c)
Checkbox checked   Rule 13d-1(d)




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SCHEDULE 13G



Comment for Type of Reporting Person:  Rows 5 and 7 consist of 1,634,387.40 shares of common stock, par value $0.0001 per share ("common stock"), underlying 16,343,874 CHESS Depositary Interests ("CDIs") of EBR Systems, Inc. (the "Issuer") held by H.E.S.T. Australia Ltd. (the "Reporting Person"), as trustee for HESTA. The Issuer completed a 1-for-10 reverse stock split that was effected on April 1, 2026 (the "Reverse Split"). The disclosure herein gives effect to the Reverse Split. The outstanding CDIs were not consolidated as a result of the Reverse Split, but the conversion ratio of the CDIs to shares changed from 1-to-1 to 10-to-1, and 10 CDIs now represent the right to receive one share of common stock. The CDIs are held by CHESS Depositary Nominees Pty Limited, a subsidiary of ASX Limited. Rows 6 and 8 consist of (i) 1,587,540.80 shares of common stock underlying 15,875,408 CDIs held by MRCF3 Service (H) Pty Ltd ("MRCF3 Service") on trust for MRCF3 (H) Trust ("MRCF3 Trust"), (ii) 307,226 shares of common stock issuable upon exercise of certain warrants held by MRCF3 Service on trust for the MRCF3 Trust, and (iii) 502,749.90 shares of common stock underlying 5,027,499 CDIs held by BB6 Service (H) Coinvestment Trusco Pty Ltd ("BB6 Service") on trust for BCP HESTA Co-Investment Trust ("BCP Trust"). MRCF3 Service is the trustee of MRCF3 Trust. Pursuant to a Part B Management Agreement, dated April 22, 2015, among MRCF3 Service, BCP3 Pty Ltd and the Reporting Person, the Reporting Person may be deemed to share voting and investment power with respect to the CDIs and shares of common stock issuable upon exercise of certain warrants held by MRCF3 Trust. BB6 Service is the trustee of BCP Trust. Pursuant to a Management Deed, dated May 17, 2024, among BCP4 Pty Ltd and BB6 Service, the Reporting Person may be deemed to share voting and investment power with respect to the CDIs held by BCP Trust. The Reporting Person is the sole unitholder in each of MRCF3 Trust and BCP Trust. Row 11 is based on the sum of (i) 75,330,559 shares of common stock outstanding (equivalent to 753,305,590 CDIs) as of July 7, 2026, as disclosed in the Issuer's Definitive Proxy Statement on Schedule 14A, filed with the Securities and Exchange Commission on July 9, 2026 and (ii) 307,226 shares of common stock issuable upon exercise of the warrants described above.


SCHEDULE 13G


 
H.E.S.T. Australia Ltd.
 
Signature:/s/ Bruce Cooper
Name/Title:Bruce Cooper, Attorney-in-Fact
Date:08/12/2026
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