Form
SCHEDULE 13D/A
Active or control-oriented beneficial ownership filing.
Marco Nuzzo - 29 May 2026 SCHEDULE 13D/A Report for Genenta Science S.p.A. Ordinary Shares and American Depository Shares (GNTA)
- Large-stake signal
-
Ownership
12%Beneficial ownership of this reported class.
Shares
5,543,910 sharesShares beneficially owned as disclosed.
Event date
29 May 2026Date tied to the ownership event or amendment.
Accepted by SEC
02 Oct 2026EDGAR acceptance date.
How to read this large-stake filing
- Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
- Compare this filing with the holder history and issuer page before treating the percentage as a current position.
- Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
- Class ownership
- 12%
- Symbol
- GNTA
- Shares outstanding
- 48,207,913 shares
- SEC form
- SCHEDULE 13D/A
- Accepted by SEC
- 02 Oct 2026, 15:34:30 UTC
- Event date
- 29 May 2026
- Prior SEC filing
- 05 May 2026
- Source filing
- View source filing
Ownership signal
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Subject security
Names, identifiers, and filing context for this profile.
2 source fields
Source evidence
Original filing metadata and source links for verification.
5 source fields
Key filing fact
Marco Nuzzo disclosed 12% ownership in Genenta Science S.p.A. Ordinary Shares and American Depository Shares (GNTA) on 29 May 2026.
Key facts
- Marco Nuzzo filed SCHEDULE 13D/A for Genenta Science S.p.A. Ordinary Shares and American Depository Shares (GNTA).
- Disclosed ownership: 12%.
- Date of event: 29 May 2026.
Change
- Previous schedule filing date: 05 May 2026.
- Current filing was accepted on 02 Oct 2026, 15:34.
Research use
- This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
- Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.
Evidence
Backed by Schedule 13D/13G
View source filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Disclosed reporting parties (11)
Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares owned | Sole voting power | Shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Marco Nuzzo | 12% | 5,543,910 | 119,553 | 20,732,504 | /s/ Marco Nuzzo | Marco Nuzzo/an Individual | 0002131493 |
| Luigi Naldini | 12% | 5,543,910 | 6,930,725 | 20,732,504 | /s/ Luigi Naldini | Luigi Naldini/an Individual | |
| Bernhard Gentner | 12% | 5,543,910 | 3,464,355 | 20,732,504 | /s/ Bernhard Gentner | Bernhard Gentner/an Individual | |
| Globe 2017 S.r.l. | 12% | 5,543,910 | 3,060,178 | 20,732,504 | /s/ Marco Nuzzo | Marco Nuzzo/Authorized Signatory | |
| Ferragamo Finanziaria S.p.A. | 12% | 5,543,910 | 2,585,056 | 20,732,504 | /s/ Diego di Paterno Castello di San Guiliano | Diego di Paterno Castello di San Guiliano/Chairman | |
| Gaudenzio Roveda | 12% | 5,543,910 | 2,834,654 | 20,732,504 | /s/ Gaudenzio Roveda | Gaudenzio Roveda/an Individual | |
| Fidim S.p.A. | 12% | 5,543,910 | 899,711 | 20,732,504 | /s/ Lucio Rovati | Lucio Rovati/Authorized Signatory | |
| Fin Posillipo S.p.A. | 12% | 5,543,910 | 550,000 | 20,732,504 | /s/ Raffaele Petrone | Raffaele Petrone/CEO | |
| BF & F S.r.l. | 12% | 5,543,910 | 219,957 | 20,732,504 | /s/ Leonardo Bormiolo | Leonardo Bormiolo/Authorized Signatory | |
| Vyoda S.r.l. | 12% | 5,543,910 | 34,158 | 20,732,504 | /s/ Vittorio Avogadro di Collobiano | Vittorio Avogadro di Collobiano/Authorized Signatory | |
| Vittorio Avogadro di Collobiano | 12% | 5,543,910 | 34,157 | 20,732,504 | /s/ Vittorio Avogadro di Collobiano | Vittorio Avogadro di Collobiano/an Individual |
CIK / CUSIP context first