Host-Plus ups stake to 10.6% in EBR Systems (EBRCZ) after entitlement offer

Rhea-AI Filing Summary

Host-Plus Pty Ltd amends a Schedule 13G/A to report holdings in EBR Systems, Inc. The filing updates ownership following the acquisition of 25,630,390 CDIs in the issuer's retail entitlement offer that closed on June 29, 2026, and reports beneficial ownership of 8,056,095 shares of common stock, representing 10.6% of the class based on 75,330,559 shares outstanding as of June 29, 2026. The filing explains the effect of the issuer's 1-for-10 reverse stock split (effective April 1, 2026) on CDI conversion (10 CDIs now equal one share) and lists warrants convertible into 430,135 shares that are included in the percentage calculation.

Insights

Institutional Ownership Analyst

The amendment documents a material passive stake after a retail entitlement offer purchase.

The filing states Host-Plus acquired 25,630,390 CDIs on June 29, 2026 and now beneficially owns 8,056,095 shares, equal to 10.6% of the outstanding common stock as calculated using 75,330,559 shares outstanding disclosed in the issuer's Preliminary Proxy Statement. The calculation includes 430,135 shares issuable upon exercise of warrants.

As a declared Passive Investor, Host-Plus reports sole voting/dispositive power for specific trust-held positions and shared dispositive power for another trust; subsequent filings would show any change in status or disposition activity.

Key Figures

Beneficial ownership: 8,056,095 shares Percent of class: 10.6% Shares outstanding: 75,330,559 shares +4 more

7 metrics

Beneficial ownership 8,056,095 shares Amount beneficially owned as of June 29, 2026

Percent of class 10.6% Percent of common stock based on disclosed outstanding shares

Shares outstanding 75,330,559 shares Shares outstanding as of June 29, 2026 (Preliminary Proxy Statement)

Warrants issuable 430,135 shares Shares issuable upon exercise of warrants included in percentage calculation

CDIs acquired 25,630,390 CDIs Acquired pursuant to the retail entitlement offer closed June 29, 2026

Reverse stock split 1-for-10 Reverse split effective April 1, 2026; 10 CDIs now represent one share

Sole voting power 7,154,555 shares Sole voting power reported on cover rows

Key Terms

CDI, reverse stock split, retail entitlement offer, Schedule 13G/A

4 terms

CDI market

"33,498,528 CDIs held by BB6 Service (HP) Co-investment Trusco Pty Ltd"

reverse stock split corporate

"All numbers of shares of common stock give effect to the Issuer's 1-for-10 reverse stock split"

A reverse stock split reduces a company's number of outstanding shares while raising the price per share proportionally, so the total value of each investor's holding is unchanged; a 1-for-10 split turns 100 shares worth $1 each into 10 shares worth $10 each. Companies often do this to regain compliance with an exchange's minimum price rule or to attract investors who avoid very low-priced stocks.

retail entitlement offer financial

"acquired on 29 June 2026 on completion of the retail entitlement offer"

Schedule 13G/A regulatory

"This Amendment No. 1 to Statement on (this "Amendment No. 1") amends the Statement on filed by the Reporting Person"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 07/07/2026 - 06:40 PM Accepted by SEC EDGAR 07/07/2026 - 06:39 PM Learn about SEC filing dates

FAQ

What stake does Host-Plus report in EBR Systems (EBRCZ)?

Host-Plus reports beneficial ownership of 8,056,095 shares, representing 10.6% of common stock, based on 75,330,559 shares outstanding as of June 29, 2026.

How did Host-Plus increase its position in EBR Systems?

Host-Plus acquired 25,630,390 CDIs pursuant to the issuer's retail entitlement offer that closed on June 29, 2026, which affected its reported holdings.

How does the reverse split affect the reported share counts?

A 1-for-10 reverse stock split effective April 1, 2026 changed CDI conversion from 1-to-1 to 10-to-1; 10 CDIs now represent one share for reporting purposes.

Are warrants included in the ownership percentage?

Yes. The percentage calculation includes 430,135 shares of Common Stock issuable upon exercise of warrants beneficially owned by the reporting person.

What voting and dispositive powers does Host-Plus claim?

Host-Plus discloses sole voting power and sole dispositive power over 7,154,555 shares, and shared dispositive power of 901,540 shares, totaling 8,056,095 shares reported.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

EBR Systems, Inc.

(Name of Issuer)

Common Stock, $0.0001 par value per share

(Title of Class of Securities)

000000000

(CUSIP Number)

06/29/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 000000000

1

Names of Reporting Persons

Host-Plus Pty Ltd as trustee for the HOSTPLUS Pooled Superannuation Trust

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

AUSTRALIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 7,154,555.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 7,154,555.00
8	Shared Dispositive Power 901,540.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

8,056,095.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

10.6 %

12

Type of Reporting Person (See Instructions)

OO

Comment for Type of Reporting Person: (1) Consists of (i) 2,655,139 shares of common stock underlying 26,551,391 CDIs and 209,488 shares of common stock issuable upon exercise of certain warrants held by MRCF3 Service (HP) Pty Ltd on trust for MRCF 3 (HP) Trust; (ii) 837,638 shares of common stock underlying 8,376,377 CDIs and 102,437 shares of common stock issuable upon exercise of certain warrants held by MRCF3 Service (SW) Pty Ltd on trust for MRCF 3 (SW) Trust, and (iii) 3,349,853 shares of common stock underlying 33,498,528 CDIs held by BB6 Service (HP) Co-investment Trusco Pty Ltd on trust for BCP (HP) Co-Investment Trust (comprising 7,868,138 CDIs previously held and 25,630,390 CDIs acquired on 29 June 2026 on completion of the retail entitlement offer). The Reporting Person is the sole unitholder in each of MRCF 3 (HP) Trust, MRCF 3 (SW) Trust and BCP (HP) Co-Investment Trust and has sole voting and investment power with respect to the securities held by each trust. All numbers of shares of common stock give effect to the Issuer's 1-for-10 reverse stock split that was effected on April 1, 2026 (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 one share of common stock. (2) Consists of 783,330 shares of common stock underlying 7,833,300 CDIs and 118,210 shares of common stock issuable upon exercise of certain warrants held by MHC Fund Services B Pty Ltd as trustee for MHC Hostplus Co-Investment Trust. The Reporting Person is the sole beneficiary of MHC Hostplus Co-Investment Trust and exercises shared dispositive power over the securities held by MHC Fund Services B Pty Ltd. (3) This percentage is calculated based upon (i) 75,330,559 shares of Common Stock outstanding as of 29 June 2026, as disclosed in the Preliminary Proxy Statement on Schedule 14A filed by the Issuer with the U.S. Securities and Exchange Commission ("SEC") on June 29, 2026 and (ii) 430,135 shares of Common Stock issuable upon exercise of warrants beneficially owned by the Reporting Person. This Amendment No. 1 to Statement on Schedule 13G (this "Amendment No. 1") amends the Statement on Schedule 13G filed by the Reporting Person with SEC on November 26, 2024 (the "Schedule 13G"). The purpose of this Amendment No. 1 is to update the Reporting Person's filing status as a "Passive Investor" under Rule 13d-1(c) as a result of the acquisition by the Reporting Person of 25,630,390 CDIs pursuant to the retail entitlement offer by the Issuer, which closed on June 29, 2026.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: EBR Systems, Inc.
(b)	Address of issuer's principal executive offices: 480 OAKMEAD PARKWAY, SUNNYVALE, CALIFORNIA, 94085.
Item 2.
(a)	Name of person filing: Host-Plus Pty Ltd as trustee for the HOSTPLUS Pooled Superannuation Trust
(b)	Address or principal business office or, if none, residence: Level 9, 114 William Street, Melbourne, Australia VIC 3000
(c)	Citizenship: Australia
(d)	Title of class of securities: Common Stock, $0.0001 par value per share
(e)	CUSIP No.: 000000000
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: The following information is provided as of June 29, 2026. See Rows 5 to 11 of the cover page.
(b)	Percent of class:
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote:
	(ii) Shared power to vote or to direct the vote:
	(iii) Sole power to dispose or to direct the disposition of:
	(iv) Shared power to dispose or to direct the disposition of:
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Host-Plus Pty Ltd as trustee for the HOSTPLUS Pooled Superannuation Trust

Signature:	/s/ Greg Clerk and /s/ Amanda Brodie
Name/Title:	Attorneys under Power of Attorney dated 12/06/2024
Date:	07/07/2026