Entity Type
Individual
SEC filings, ownership reports, and insider transactions for CIK 0001792521.
Entity Type
Individual
Total Filings
33
Latest Filing
31 Dec 2025
Industry
n/a
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4 filed on 31 Dec 2025 for CIK 0001792521.
4 filed on 31 Dec 2025 for CIK 0001792521.
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A newly filed 4 can change the filing history, ownership context, or next research path for William Ross Greenberg.
Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.
Latest update
Latest ownership report period: 30 Dec 2025. Open the source-backed page to inspect the fresh filing or facts context.
Update date
31 Dec 2025
Page type
Ownership filings
Latest period
30 Dec 2025
Ownership context was refreshed from SEC Forms 3/4/5 filed on 31 Dec 2025.
William Ross Greenberg has filed 33 SEC EDGAR filings since 06 Jan 2020. Common forms include 4, 144, 3.
Recent SEC filings for William Ross Greenberg with direct links to document and filing folders.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Dec 2025 | 30 Dec 2025 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Dec 2025 | 17 Dec 2025 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 17 Dec 2025 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Feb 2025 | 10 Feb 2025 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 07 Feb 2025 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Jan 2025 | 14 Jan 2025 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 13 Jan 2025 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Jan 2025 | 07 Jan 2025 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 07 Jan 2025 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 May 2024 | 21 May 2024 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 17 May 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Feb 2024 | 09 Feb 2024 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 06 Feb 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jan 2024 | 16 Jan 2024 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 12 Jan 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Jan 2024 | 08 Jan 2024 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 08 Jan 2024 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 May 2023 | 22 May 2023 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 19 May 2023 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Feb 2023 | 08 Feb 2023 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Feb 2023 | 30 Jan 2023 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jan 2023 | 13 Jan 2023 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 May 2022 | 20 May 2022 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Feb 2022 | 07 Feb 2022 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Feb 2022 | 31 Jan 2022 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 May 2021 | 19 May 2021 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Feb 2021 | 17 Feb 2021 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Feb 2021 | 29 Jan 2021 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Jan 2020 | 29 Jan 2020 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Jan 2020 | 29 Jan 2020 | 001-34506 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 28 Jan 2020 | 27 Jan 2020 | 001-34506 |
| 144 | Open 144 document | View SEC filing for 144 | 144 | 24 Jan 2020 | ||
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 06 Jan 2020 | 01 Jan 2020 | 001-34506 |
William Ross Greenberg files with the SEC under CIK 0001792521. This page aggregates EDGAR filings and related ownership activity.