# Magrathea RTC Series A a Series of CGF2021 LLC — Form D

Magrathea RTC Series A a Series of CGF2021 LLC of CLAYMONT, DE, a pooled investment fund, filed a Form D exempt-offering notice with the SEC on 2026-04-03. The offering totals $1.1M, of which $1.1M was reported sold. Industry: Pooled Investment Fund.

## Offering

- Filed: 2026-04-03
- Form: D
- Accession: 0002109945-26-000001
- Industry: Pooled Investment Fund
- Exemptions: 06b,3C,3C.1
- Total offering: $1.1M
- Amount sold: $1.1M
- Investors: 12
- Security types: fund interests
- Revenue range: Decline to Disclose
- SEC file number: 021-579074

## Issuer

- Name: Magrathea RTC Series A a Series of CGF2021 LLC
- CIK: 0002109945
- Entity type: Limited Liability Company
- Jurisdiction: DELAWARE
- Address: 2093 PHILADELPHIA PIKE 5885, CLAYMONT, DE, 19703
- Phone: (360) 946-0604

## Officers, directors & promoters (1)

| Name | Role | Location |
| --- | --- | --- |
| Brett Sagan | Related Person | Claymont, DE |

## Other filings by this issuer (1)

| Filed | Form | Offering | Sold |
| --- | --- | --- | --- |
| [2026-06-26](https://search.stillhousedata.com/formd/0002109945-26-000002) | D/A | $3.9M | $3.9M |

## More

- [CIK 2109945 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2109945&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0002109945-26-000001.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.