# Prometheus Biosciences, Inc.: Form D filings

Prometheus Biosciences, Inc., a biotechnology company in San Diego, CA, filed 5 Form D notices with the SEC between 2017 and 2020. The latest, on November 12, 2020, reports $50 million sold of a $130 million offering to 15 investors.

Find out what Prometheus Biosciences, Inc. does, who founded it and who invested, beyond what the filing says. $10 of credit on sign-up, no card.

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## The full lists

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- [Form D filings in California](https://specstream.ai/data/form-d/state/california): 5,891 rows, by operating companies, filed since November 1, 2024, $138.91, or the new rows each week for $19 a month. Buy: https://specstream.ai/data/form-d/state/california
- [Form D filings in Biotechnology](https://specstream.ai/data/form-d/industry/biotechnology): 1,568 rows, by operating companies, filed since November 1, 2024, $78.40, or the new rows each week for $19 a month. Buy: https://specstream.ai/data/form-d/industry/biotechnology

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## Company details from the filing

- Address: 9410 Carroll Park Drive, San Diego, CA, 92121
- Phone: (858) 824-0895
- Industry: Biotechnology
- Entity type: Corporation
- Incorporated in: Delaware
- Year incorporated: 2016
- Revenue range: Decline to Disclose
- Exemptions claimed: Rule 506(b)
- SEC identifier (CIK): 1718852

## Form D filings

| Filed | Type | Offering | Sold | Remaining | Investors | First sale | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Nov 12, 2020 | New notice | $130,000,000 | $50,000,000 | $80,000,000 | 15 | Oct 30, 2020 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1718852/000156761920019118/0001567619-20-019118-index.htm) |
| Apr 10, 2020 | Amendment | $60,000,000 | $48,063,500 | $11,936,500 | 11 | Jun 30, 2019 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1718852/000156761920007792/0001567619-20-007792-index.htm) |
| Jul 15, 2019 | New notice | $50,000,000 | $20,000,000 | $30,000,000 | 2 | Jun 30, 2019 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1718852/000156761919014752/0001567619-19-014752-index.htm) |
| Nov 28, 2018 | New notice | $20,000,000 | $10,086,407 | $9,913,593 | 22 | Nov 14, 2018 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1718852/000156761918007049/0001567619-18-007049-index.htm) |
| Oct 10, 2017 | New notice | $10,000,000 | $3,689,600 | $6,310,400 | 22 | Sep 26, 2017 | [sec.gov](https://www.sec.gov/Archives/edgar/data/1718852/000114036117038065/0001140361-17-038065-index.htm) |

## Executive officers and directors named in the filing

| Name | Role | Note in the filing |
| --- | --- | --- |
| Joy Ghosh, Ph.D. | Director |  |
| Martin Hendrix, Ph.D. | Director |  |
| James D. Laur | Director |  |
| Joseph C. Papa | Director |  |
| William C. Sandborn, M.D. | Director |  |
| Adam C. Stone | Director |  |
| Shierley C. Widjaja | Director |  |
| Tadataka Tachi Yamada, M.D. | Director |  |
| Mark Tachi McKenna | Executive Officer, Director |  |
| Keith W. Marshall, Ph.D. | Executive Officer |  |
| Laurens W. Kruidenier, Ph.D. | Executive Officer |  |
| Allison W. Luo, M.D. | Executive Officer |  |
| Lauren G. Otsuki | Executive Officer |  |

## Other biotechnology companies in California that filed recently

- [CARI Health, Inc.](https://specstream.ai/data/form-d/company/cari-health-inc-1930994) $280,000 · Nov 6, 2026
- [Ausel, Inc.](https://specstream.ai/data/form-d/company/ausel-inc-2124022) $120,000 · Nov 4, 2026
- [Trellis Bioscience, Inc.](https://specstream.ai/data/form-d/company/trellis-bioscience-inc-1162015) $9.1 million · Oct 29, 2026
- [BigHat Biosciences, Inc.](https://specstream.ai/data/form-d/company/bighat-biosciences-inc-1797256) $75.1 million · Oct 26, 2026
- [Theravie Pharma, Inc.](https://specstream.ai/data/form-d/company/theravie-pharma-inc-2160768) $750,000 · Oct 19, 2026
- [Adela, Inc.](https://specstream.ai/data/form-d/company/adela-inc-1852167) $12 million · Oct 19, 2026
- [Estuary Biotherapeutics, Inc.](https://specstream.ai/data/form-d/company/estuary-biotherapeutics-inc-2138862) $40.7 million · Oct 16, 2026
- [Renue Life Sciences, Inc.](https://specstream.ai/data/form-d/company/renue-life-sciences-inc-2158207) $250,000 · Oct 14, 2026
- [Tempest Therapeutics, Inc.](https://specstream.ai/data/form-d/company/tempest-therapeutics-inc-1544227) $7.5 million · Oct 14, 2026
- [Lionheart Health, Inc.](https://specstream.ai/data/form-d/company/lionheart-health-inc-2156758) $387,500 · Oct 7, 2026
- [Rakuten Medical, Inc.](https://specstream.ai/data/form-d/company/rakuten-medical-inc-1595215) $9 million · Oct 6, 2026
- [Zonaliz, Inc.](https://specstream.ai/data/form-d/company/zonaliz-inc-2157556) $2.5 million · Oct 5, 2026
- [Altay Therapeutics, Inc.](https://specstream.ai/data/form-d/company/altay-therapeutics-inc-2157551) $15.7 million · Oct 2, 2026
- [Sialia Therapeutics, Inc.](https://specstream.ai/data/form-d/company/sialia-therapeutics-inc-2156754) $1.5 million · Sep 29, 2026
- [Vetmab Biosciences, Inc.](https://specstream.ai/data/form-d/company/vetmab-biosciences-inc-1932050) $11.4 million · Sep 29, 2026

[Every Form D from the week of Nov 9, 2020](https://specstream.ai/data/form-d/week/2020-11-09) · [All recent filings in California](https://specstream.ai/data/form-d/state/california) · [All recent Biotechnology filings](https://specstream.ai/data/form-d/industry/biotechnology)

Read from SEC EDGAR. Amount sold is what Prometheus Biosciences, Inc. reported on the day it filed; on an offering that is still open, a later amendment can raise it. Free to reuse with credit to SpecStream under [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/).