---
title: "Series B, a series of UM Pre-IPO Portfolio Fund III LLC SEC filings"
url: https://altstreet.investments/edgar/2065824
kind: edgar-entity
updated: 2026-08-01
publisher: AltStreet (https://altstreet.investments)
license: Public factual pages may be read, quoted and cited with attribution and a link. Bulk redistribution is not permitted.
---

# Series B, a series of UM Pre-IPO Portfolio Fund III LLC: SEC filings and what they report

Series B, a series of UM Pre-IPO Portfolio Fund III LLC, is a Delaware pooled investment fund filed by UpMarket (CIK 0002065824) on 2025-04-28 under Rule 506(c). The fund raised $1.8M from 21 investors with a $100K minimum investment. It is part of the UpMarket platform, which operates approximately 30 related EDGAR entities focused on pre-IPO exposure.

| Field | Value |
| --- | --- |
| Entity | Series B, a series of UM Pre-IPO Portfolio Fund III LLC |
| CIK | 2065824 |
| Filing family | 506(c) |
| Entity type | single deal spv |
| Manager (as filed) | UpMarket |
| Platform | UpMarket (https://altstreet.investments/platforms/reviews/upmarket) |
| Newest fact-bearing filing | April 28, 2025, accession 0002065824-25-000001 |
| Total sold (as reported) | $1,790,000 |
| Investors (as reported) | 21 |
| Minimum investment (as filed) | $100,000 |
| Vintage | 2025 |

## Related persons (Form D Item 3)

| Name | Relationship |
| --- | --- |
| Hui Chen | Director |


## Filings (1 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| April 28, 2025 | D | Form D | https://www.sec.gov/Archives/edgar/data/2065824/000206582425000001/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/2065824
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0002065824&owner=include&count=40
- Other issuers on UpMarket: https://altstreet.investments/deals/platform/upmarket
- Signal history, evidence passages and the entity graph are AltStreet Terminal features: https://altstreet.investments/terminal

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Source page: https://altstreet.investments/edgar/2065824
Machine index: https://altstreet.investments/llms.txt
AltStreet reads what platforms, funds and issuers file with the SEC and what they tell investors, and publishes the difference. Figures are as filed or as captured on the date stated; nothing here is investment advice.