# PIPr Therapeutics, Inc. — Form D/A

PIPr Therapeutics, Inc. of DURHAM, NC, a company, filed a Form D amendment with the SEC on 2022-06-15. The offering totals $18.9M, of which $18.9M was reported sold. Industry: Biotechnology.

## Offering

- Filed: 2022-06-15
- Form: D/A
- Accession: 0001687466-22-000001
- Industry: Biotechnology
- Exemptions: 06b
- Total offering: $18.9M
- Amount sold: $18.9M
- Investors: 7
- Date of first sale: 2020-12-21
- Security types: equity
- Revenue range: Decline to Disclose
- SEC file number: 021-384210

## Issuer

- Name: PIPr Therapeutics, Inc.
- CIK: 0001687466
- Entity type: Corporation
- Jurisdiction: DELAWARE
- Incorporated: 2016
- Address: 280 S. MANGUM ST., DURHAM, NC, 27701
- Phone: 9193578326

## Officers, directors & promoters (20)

| Name | Role | Location |
| --- | --- | --- |
| Bridget Ann Martell | Director | South San Francisco, CA |
| St. John Donnie McGrath | Director | New Haven, CT |
| Christy Ann Shaffer | Director | Chapel Hill, NC |
| E. Jonathan Soderstrom | Director | New Haven, CT |
| Holden Jonathan Thorp | Director | St. Louis, MO |
| Bridget Ann Martell | Executive Officer | South San Francisco, CA |
| Clay Thorp | Director | Durham, NC |
| Holden Thorp | Director | Durham, NC |
| Heather Madsen | Director | Durham, NC |
| Heather Madsen | Executive Officer | Durham, NC |
| Holden H Thorp | Director | St. Louis, MO |
| Jonathan H Soderstrom | Director | New Haven, CT |
| Christy H Shaffer | Director | Chapel Hill, NC |
| James H Rosen | Director | Chapel Hill, NC |
| James H Rosen | Executive Officer | Chapel Hill, NC |
| Donnie H McGrath | Director | New Haven, CT |
| Moncef H Slaoui | Director | King of Prussia, PA |
| Marian H Nakada | Director | New Brunswick, NJ |
| William Wiesler | Director | Durham, NC |
| William Wiesler | Executive Officer | Durham, NC |

## Other filings by this issuer (5)

| Filed | Form | Offering | Sold |
| --- | --- | --- | --- |
| [2025-11-12](https://search.stillhousedata.com/formd/0001687466-25-000004) | D | $2.5M | $1.5M |
| [2020-12-23](https://search.stillhousedata.com/formd/0001687466-20-000002) | D | $10.9M | $10.9M |
| [2020-03-04](https://search.stillhousedata.com/formd/0001687466-20-000001) | D | $2.0M | $1.7M |
| [2019-03-08](https://search.stillhousedata.com/formd/0001687466-19-000002) | D | $5.0M | $5.0M |
| [2016-10-14](https://search.stillhousedata.com/formd/0001687466-16-000001) | D | $5.0M | $3.0M |

## More

- [CIK 1687466 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1687466&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0001687466-22-000001.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.