Loewenbaum Lilian S.

13D and 13G Filings

13D/G filings: 13D on 1 security
CIK: 0001788316
All SEC filings: View on sec.gov

Issuer	Symbol	CUSIP	% of Class	Shares	Form	Filed
CollPlant Biotechnologies Ltd 13D/A Amendment 5 CLGN · 19516R107	CLGN	19516R107	17.5%	3,597,047	13D/A Amendment 5	8/21/2026 Event 8/19/2026
Loewenbaum Lilian S.			0.9%	186,289
George Walter Loewenbaum			6.2%	1,271,056
Elizabeth S. Loewenbaum			0.1%	20,688
The Loewenbaum 1992 Trust			17.5%	3,597,047
The Waterproof Partnership, Ltd.			0.2%	35,500
The Loewenbaum Residence Trust FBO Anna Loewenbaum			0.1%	15,000
The Elizabeth Scott Loewenbaum 1992 Trust			0.1%	15,000
CollPlant Biotechnologies Ltd 13D/A Amendment 4 CLGN · 19516R107	CLGN	19516R107	25.0%	5,654,817	13D/A Amendment 4	7/31/2026 Event 7/29/2026
Loewenbaum Lilian S.			0.8%	186,289
George Walter Loewenbaum			5.6%	1,271,056
Elizabeth S. Loewenbaum			0.1%	20,688
The Loewenbaum 1992 Trust			25.0%	5,654,817
The Waterproof Partnership, Ltd.			0.2%	35,500
The Loewenbaum Residence Trust FBO Anna Loewenbaum			0.1%	15,000
The Elizabeth Scott Loewenbaum 1992 Trust			0.1%	15,000
Patrick Chalmers			0%	5,100
Reginald J. Hargrove			1.1%	240,788
Nachum Shamir			0.1%	29,298
CollPlant Biotechnologies Ltd 13D/A Amendment 3 CLGN · 19516R107	CLGN	19516R107	10.2%	1,934,706	13D/A Amendment 3	7/27/2026 Event 6/29/2026
Loewenbaum Lilian S.			1.0%	186,289
George Walter Loewenbaum			6.7%	1,271,056
Elizabeth S. Loewenbaum			0.1%	20,688
The Loewenbaum 1992 Trust			10.2%	1,934,706
The Waterproof Partnership, Ltd.			0.2%	35,500
The Loewenbaum Residence Trust FBO Anna Loewenbaum			0.1%	15,000
The Elizabeth Scott Loewenbaum 1992 Trust			0.1%	15,000
Patrick Chalmers			0%	5,100
Reginald J. Hargrove			1.3%	240,788
Nachum Shamir			0.2%	29,298
CollPlant Biotechnologies Ltd 13D/A Amendment 2 CLGN · 19516R107	CLGN	19516R107	9.9%	1,256,056	13D/A Amendment 2	11/7/2025 Event 11/6/2025
Loewenbaum Lilian S.			1.5%	186,289
George Walter Loewenbaum			9.9%	1,256,056
Elizabeth S. Loewenbaum			0.2%	20,688
The Loewenbaum 1992 Trust			1.3%	170,000
The Waterproof Partnership, Ltd.			0.3%	35,000
The Loewenbaum Residence Trust FBO Anna Loewenbaum			0.1%	15,000
The Elizabeth Scott Loewenbaum 1992 Trust			0.1%	15,000
Patrick Chalmers			0.1%	5,100
Reginald J. Hargrove			2.2%	272,788
Nachum Shamir			0.2%	29,298
CollPlant Biotechnologies Ltd 13D/A Amendment 1 CLGN · 19516R107	CLGN	19516R107	9.9%	1,256,056	13D/A Amendment 1	10/20/2025 Event 10/20/2025
Loewenbaum Lilian S.			1.5%	186,289
George Walter Loewenbaum			9.9%	1,256,056
Elizabeth S. Loewenbaum			0.2%	20,688
The Loewenbaum 1992 Trust			1.3%	170,000
The Waterproof Partnership, Ltd.			0.3%	35,000
The Loewenbaum Residence Trust FBO Anna Loewenbaum			0.1%	15,000
The Elizabeth Scott Loewenbaum 1992 Trust			0.1%	15,000
Patrick Chalmers			0.1%	5,100
Reginald J. Hargrove			2.2%	272,788
Nachum Shamir			0.2%	29,298
CollPlant Biotechnologies Ltd 13D CLGN · 19516R107	CLGN	19516R107	9.9%	1,256,056	13D	9/30/2025 Event 9/30/2025
Loewenbaum Lilian S.			1.5%	186,289
George Walter Loewenbaum			9.9%	1,256,056
Elizabeth S. Loewenbaum			0.2%	20,688
The Loewenbaum 1992 Trust			1.3%	170,000
The Waterproof Partnership, Ltd.			0.3%	35,000
The Loewenbaum Residence Trust FBO Anna Loewenbaum			0.1%	15,000
The Elizabeth Scott Loewenbaum 1992 Trust			0.1%	15,000
CollPlant Biotechnologies Ltd. 13G/A Amendment 6 CLGN · 19516R107	CLGN	19516R107	10.0%	1,140,950	13G/A Amendment 6	1/28/2025 Event 12/31/2024
George Walter Loewenbaum			10.0%	1,140,950
Lillian S. Loewenbaum			0.8%	89,573
Elizabeth S. Loewenbaum			0.2%	20,688
Lillian S. Loewenbaum Grantor Retained Annuity Trust I			0.1%	6,283
Lillian S. Loewenbaum Grantor Retained Annuity Trust V			0.1%	10,360
Lillian S. Loewenbaum Grantor Retained Annuity Trust VI			0.1%	16,195
The Loewenbaum 1992 Trust			0.9%	106,030
The Waterproof Partnership, Ltd.			0.3%	35,500
The Loewenbaum Residence Trust FBO Anna Loewenbaum			0.1%	11,800
The Elizabeth Scott Loewenbaum 1992 Trust			0.1%	11,700

Includes filings since 12/18/2024, when the SEC began requiring structured 13D and 13G data.