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SCHEDULE 13D/A Filed 2026-07-27 Event 2026-06-29 SEC 0001104659-26-087077 →

Loewenbaum Lilian S. CollPlant Biotechnologies Ltd CLGN

Stake: 10.20% Shares: 186,289 CUSIP: 19516R107 Class: Ordinary Shares, par value NIS 1.5 per share

Item 4 — Purpose of Transaction

On June 29, 2026, The Loewenbaum 1992 Trust entered into a Securities Purchase Agreement with the Issuer for the purchase of 1,764,706 Ordinary Shares, Series A Warrants to purchase 1,764,706 Ordinary Shares (the "Series A Warrants"), and Series B Warrants to purchase 3,529,412 Ordinary Shares (the "Series B Warrants" and, together with the Series A Warrants, the "Warrants"). The transaction was completed on July 6, 2026. The Series A Warrants have an exercise price of $0.34 per share, but are not exercisable until the date of shareholder approval, which is expected to be on or about July 29, 2026 (the "Shareholder Approval Date"). The Series A Warrants expire on July 16, 2028. The Series B Warrants have an exercise price of $0.34 per share, but are not exercisable until the Shareholder Approval Date. The Series B Warrants expire on July 16, 2031. The acquisitions of Ordinary Shares and Warrants by the Reporting Persons was for investment purposes. The Reporting Persons intend to review their investment in the Issuer on a continuing basis and, depending upon the price of and other market conditions relating to the Ordinary Shares or other securities of the Issuer, subsequent developments affecting the Issuer, the Issuer's business and prospects, other investment and business opportunities available to the Reporting Persons, general stock market and economic conditions, tax considerations, and other factors deemed relevant, may form a plan or proposal to take any of the actions specified in clauses (a) through (j) of Item 4 of Schedule 13D, in which case the Reporting Persons will file an amendment to this Schedule 13D. No Reporting Person has any present plan or proposal which would relate to or result in any of the matters set forth in subparagraphs (a) - (j) of Item 4 of Schedule 13D except as set forth herein or such as would occur upon or in connection with completion of, or following, any of the actions discussed herein.

Cross-References

Insider Activity (last 365d)
0 transactions
0 buys · 0 sales · 0 awards/exercises
Issuer Cluster
4 13D/G filings on this issuer
3 other filings besides this one
Filer Track Record
2 filings by this filer
1 other filing in the data moat
Short Interest · settle 2026-07-15
DTC 1.00
16,240 shares short · -51.8% vs prior

Other 13D/G Filings on CollPlant Biotechnologies Ltd

FiledFormFilerStakeShares
2025-11-07 SCHEDULE Loewenbaum Lilian S. 9.90% 1,256,056 view →
2019-08-12 SC Sagy Ami view →
2019-06-20 SC Sagy Ami view →

Other Filings by Loewenbaum Lilian S.

FiledFormIssuerStakeShares
2025-11-07 SCHEDULE CollPlant Biotechnologies Ltd CLGN 9.90% 1,256,056 view →

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