CollPlant Biotechnologies Ltd
CLGNNasdaqHealthcare · Orthopedic, Prosthetic & Surgical Appliances & Supplies · L3 · SEC filings ↗ · Compare ⊕
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SEC XBRL · annualNo structured XBRL financials available (common for pre-2009 filers, foreign issuers, or companies that never reported as a US public company).
5%+ owners
SEC Schedule 13D / 13G · last 3 yrs- Sagy AmiActivist (13D)Nov 28, 2025
- Loewenbaum Lilian S.Activist (13D)Nov 7, 2025
Holders who disclosed a 5%+ stake. 13D signals intent to influence or control; 13G is a passive holding. Latest filing per holder — open it for the exact stake.
Short interest
FINRA · bi-monthly| Settlement | Shares short | Days to cover | Δ vs prior |
|---|---|---|---|
| May 15, 2026 | 84,316 | 2.2 | +4.8% |
| Apr 30, 2026 | 80,466 | 1.0 | +22.5% |
| Apr 15, 2026 | 65,694 | 1.0 | +5.8% |
| Mar 31, 2026 | 62,082 | 1.8 | -9.2% |
| Mar 13, 2026 | 68,335 | 2.3 | -9.9% |
Shares sold short as reported to FINRA. Days-to-cover = short shares ÷ average daily volume — higher means more potential squeeze pressure.
Recent SEC filings
All filings ↗- 6-KREPORT OF FOREIGN PRIVATE ISSUERMay 29, 2026
- 3Apr 27, 2026
- EFFECTApr 21, 2026
- 424B3PROSPECTUSApr 21, 2026
- CORRESPApr 17, 2026
- F-1/APRE-EFFECTIVE AMENDMENT NO. 1 TO FORM F-1Apr 15, 2026
- 6-KREPORT OF FOREIGN PRIVATE ISSUERApr 13, 2026
- UPLOADApr 1, 2026
- F-1REGISTRATION STATEMENTMar 30, 2026
- 6-KREPORT OF FOREIGN PRIVATE ISSUERMar 26, 2026
- 20-FANNUAL REPORTMar 26, 2026
- 6-KREPORT OF FOREIGN PRIVATE ISSUERMar 24, 2026
- 3Mar 19, 2026
- 3Mar 18, 2026
- 3Mar 18, 2026
Event-driven situations (1)
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