SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 6)*

CollPlant Biotechnologies Ltd.

(Name of Issuer)

Ordinary Shares, par value NIS 1.5 per share

(Title of Class of Securities)

19516R107

(CUSIP Number)

12/31/2024

(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)

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

George Walter Loewenbaum

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 1,140,950.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 1,140,950.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

1,140,950.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

9.96 %

Type of Reporting Person (See Instructions)

Comment for Type of Reporting Person: (1) Consists of (a) 60,794 shares of the Issuer's ordinary shares underlying American Depository Shares ("ADSs") held by the Walter Loewenbaum Trust, (b) 169,249 ordinary shares underlying ADSs held by the Reporting Person directly, and (c) 910,907 ordinary shares underlying ADSs held by the Reporting Person in an IRA. (2) Based on 11,454,512 ordinary shares of the Issuer issued and outstanding as of September 30, 2024 (which number was set forth in the Report of Foreign Private Issuer on Form 6-K filed by the Issuer with the SEC on November 27, 2024).

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

Lillian S. Loewenbaum

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 89,573.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 89,573.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

89,573.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

0.78 %

Type of Reporting Person (See Instructions)

Comment for Type of Reporting Person: (1) Consists of (a) 10,000 shares of the Issuer's ordinary shares underlying ADSs held in the Lillian Shaw Loewenbaum Trust, and (b) 79,573 shares of the Issuer's ordinary shares underlying ADSs held by the Reporting Person directly. (2) Based on 11,454,512 ordinary shares of the Issuer issued and outstanding as of September 30, 2024 (which number was set forth in the Report of Foreign Private Issuer on Form 6-K filed by the Issuer with the SEC on November 27, 2024).

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

Elizabeth S. Loewenbaum

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 20,688.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 20,688.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

20,688.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

0.18 %

Type of Reporting Person (See Instructions)

Comment for Type of Reporting Person: (1) Based on 11,454,512 ordinary shares of the Issuer issued and outstanding as of September 30, 2024 (which number was set forth in the Report of Foreign Private Issuer on Form 6-K filed by the Issuer with the SEC on November 27, 2024).

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

Lillian S. Loewenbaum Grantor Retained Annuity Trust I

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

TEXAS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 6,283.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 6,283.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

6,283.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

0.05 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

Lillian S. Loewenbaum Grantor Retained Annuity Trust V

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

TEXAS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 10,360.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 10,360.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

10,360.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

0.09 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

Lillian S. Loewenbaum Grantor Retained Annuity Trust VI

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

TEXAS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 16,195.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 16,195.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

16,195.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

0.14 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

The Loewenbaum 1992 Trust

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

TEXAS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 106,030.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 106,030.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

106,030.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

0.93 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

The Waterproof Partnership, Ltd.

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

TEXAS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 35,500.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 35,500.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

35,500.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

0.31 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

The Loewenbaum Residence Trust FBO Anna Loewenbaum

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

TEXAS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 11,800.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 11,800.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

11,800.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

0.10 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

CUSIP No.

19516R107

Names of Reporting Persons

The Elizabeth Scott Loewenbaum 1992 Trust

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

TEXAS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 11,700.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 11,700.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

11,700.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

0.10 %

Type of Reporting Person (See Instructions)

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

CollPlant Biotechnologies Ltd.

(b)

Address of issuer's principal executive offices:

4 Oppenheimer St, Weizmann Science Park, Rehovot, L3, 7670104

Item 2.

(a)

Name of person filing:

This statement is filed by the individuals and entities listed below, all of whom together are referred to herein as the "Reporting Persons". (i) George Walter Loewenbaum, an individual (ii) Lillian S. Loewenbaum, an individual (iii) Elizabeth Loewenbaum, an individual (iv) Lillian S. Loewenbaum Grantor Retained Annuity Trust I, a Texas trust, (v) Lillian S. Loewenbaum Grantor Retained Annuity Trust V, a Texas trust, (vi) Lillian S. Loewenbaum Grantor Retained Annuity Trust VI, a Texas trust, (vii) The Loewenbaum 1992 Trust, a Texas trust, (viii) The Waterproof Partnership, Ltd., a Texas partnership, (ix) The Loewenbaum Residence Trust FBO Anna Loewenbaum, a Texas trust, and (x) The Elizabeth Scott Loewenbaum 1992 Trust, a Texas trust.

(b)

Address or principal business office or, if none, residence:

The address of the principal business office of each Reporting Person is 1000 Westbank Dr, Ste #2A, Austin, TX 78746.

(c)

Citizenship:

See Item 4 of each cover page.

(d)

Title of class of securities:

Ordinary Shares, par value NIS 1.5 per share

(e)

CUSIP No.:

19516R107

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:

See Item 9 of each cover page.

(b)

Percent of class:

See Item 11 of each cover page. %

(c)

Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote:

See Item 5 of each cover page.

(ii) Shared power to vote or to direct the vote:

See Item 6 of each cover page.

(iii) Sole power to dispose or to direct the disposition of:

See Item 7 of each cover page.

(iv) Shared power to dispose or to direct the disposition of:

See Item 8 of each cover page.

Item 5.

Ownership of 5 Percent or Less of a Class.

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.

George Walter Loewenbaum

Signature:	/s/ George Walter Loewenbaum
Name/Title:	George Walter Loewenbaum
Date:	01/28/2025

Lillian S. Loewenbaum

Signature:	/s/ Lillian S. Loewenbaum
Name/Title:	Lillian S. Loewenbaum
Date:	01/28/2025

Elizabeth S. Loewenbaum

Signature:	/s/ Elizabeth Loewenbaum
Name/Title:	Elizabeth Loewenbaum
Date:	01/28/2025

Lillian S. Loewenbaum Grantor Retained Annuity Trust I

Signature:	/s/ George Walter Loewenbaum
Name/Title:	George Walter Loewenbaum, Trustee
Date:	01/28/2025

Lillian S. Loewenbaum Grantor Retained Annuity Trust V

Signature:	/s/ George Walter Loewenbaum
Name/Title:	George Walter Loewenbaum, Trustee
Date:	01/28/2025

Lillian S. Loewenbaum Grantor Retained Annuity Trust VI

Signature:	/s/ George Walter Loewenbaum
Name/Title:	George Walter Loewenbaum, Trustee
Date:	01/28/2025

The Loewenbaum 1992 Trust

Signature:	/s/ George Walter Loewenbaum
Name/Title:	George Walter Loewenbaum, Trustee
Date:	01/28/2025

Signature:	/s/ Lillian S. Loewenbaum
Name/Title:	Lillian S. Loewenbaum, Trustee
Date:	01/28/2025

The Waterproof Partnership, Ltd.

Signature:	/s/ George Walter Loewenbaum
Name/Title:	George Walter Loewenbaum, General Partner
Date:	01/28/2025

Signature:	/s/ Lillian S. Loewenbaum
Name/Title:	Lillian S. Loewenbaum, General Partner
Date:	01/28/2025

The Loewenbaum Residence Trust FBO Anna Loewenbaum

Signature:	/s/ George Walter Loewenbaum
Name/Title:	George Walter Loewenbaum, Trustee
Date:	01/28/2025

Signature:	/s/ Lillian S. Loewenbaum
Name/Title:	Lillian S. Loewenbaum, Trustee
Date:	01/28/2025

The Elizabeth Scott Loewenbaum 1992 Trust

Signature:	/s/ George Walter Loewenbaum
Name/Title:	George Walter Loewenbaum, Trustee
Date:	01/28/2025

Signature:	/s/ Lillian S. Loewenbaum
Name/Title:	Lillian S. Loewenbaum, Trustee
Date:	01/28/2025

Comments accompanying signature: EXHIBIT INDEX Exhibit Exhibit A: Joint Filing Agreement.