DFX Intelligence
Terrestrial Bio, Inc.
Venture-backed company · Stage unknown· Woburn, MA
As of · the latest observation of this company; each round carries its own date
Form D industry: Biotechnology
As of · the latest observation of this company; each round carries its own date
9 additional officers and directors, 1 additional investor
Every relationship, signal and contact on this record, with the source on each.
Includes 3 days of DFX Intelligence. Then $199/month unless canceled.
What matters now
- $57.3Msold on Form D
Filed a Form D on 4 Mar 2026: $57.3M sold on Form D. A Form D is an offering filing; it names no investors, stage or valuation.
A company that just raised has fresh capital, a new board and new vendors to choose.
- 2 investorsnamed
2 investors on record.
The investors already on the cap table shape who leads the next round.
- 4 directorsboard
4 directors on record from Form D filings and board-seat attributions.
The board is who decides on the next round and on a sale.
Drawing the relationship network…
Facts
- Year of incorporation
- unknown
- Revenue range (Form D)
- Decline to Disclosesec.gov
- Rounds on record
- 4
- Disclosed raised
- unknownsum of rounds with a disclosed amount only
- Named investors
- 2
Financing history
4 rounds
- Mar 4, 2026Form D equity offering · $57.3M (form d sold) · 16 investorsThe Engine Accelerator, Inc. via ANN DewittFact Form D · “Terrestrial Bio, Inc. filed Form D: $57,301,758 sold of $83,538,199, Biotechnology”
- Aug 27, 2025Form D equity offering · $7.9M (form d sold) · 4 investorsFact Form D · “Vaxess Technologies, Inc. filed Form D: $7,903,411 sold of $10,000,000, Biotechnology”
- Feb 14, 2025Form D equity offering · $8.4M (form d sold) · 3 investorsFact Form D · “Vaxess Technologies, Inc. filed Form D: $8,400,000 sold of $10,000,000, Biotechnology”
- May 13, 2024Form D equity offering · $10.8M (form d sold) · 6 investorsFact Form D
Investors on record
4 edges
- The Engine Funds portfolio listingExited Fact engineventures.com
- The Engine Accelerator, Inc. portfolio listingExited Fact engineventures.com
- The Engine Accelerator, Inc. form d related, ANN Dewitt (strongly supported) Inference sec.gov
Ownership and outcomes
How these are wordedA company a buyout or growth firm lists on its own site is “listed in the portfolio of”, never “acquired by”. A date prints only when a deal record gives one; otherwise the row says when DFX first saw it.none on record
Outcome stated by investors
Exited, as 2 of 2 firm portfolio pages state it.
Date basis: the firm’s page was read Oct 1, 2026; DFX first saw this outcome Sep 16, 2026. This is when the page said it, not when the deal happened.
Evidence: 2 listingseach firm's own card, as read
- Exited on The Engine Funds · listed under the page's exited or past heading · read Oct 1, 2026 engineventures.com“Terrestrial Bio”
- Exited on The Engine Accelerator, Inc. · listed under the page's exited or past heading · read Sep 16, 2026 engineventures.com“Terrestrial Bio”
No later owner or exit on record: no private equity sponsor position and no acquisition, listing or IPO report names this company.
Credit relationships
How a loan is matchedA BDC reports its loans by borrower name. A position shows here only when the match passed a precision gate (a hand-labelled sample was 29 of 30 correct); the tier and confidence are printed on each row. Amounts are the lender’s reported position, never a round.none on record
No lender position matched to this company.
People
11 officers, 4 directors
- John Spiridigliozzi Executive Officer sec.gov
- Jonathan Kluge Executive Officer sec.gov
- Kathryn Kosuda Executive Officer/Director sec.gov
- Fenel Eloi Director Fact
- Mario Barro Director Fact
Show all 6 officers and directors
- John Spiridigliozzi Executive Officer sec.gov
- Jonathan Kluge Executive Officer sec.gov
- Kathryn Kosuda Executive Officer/Director sec.gov
- Fenel Eloi Director Fact
- Mario Barro Director Fact
- ANN Dewitt Director Inference
Timeline
4 events
- Mar 19, 2026Terrestrial Bio, Inc. filed Form D: $57,301,758 sold of $83,538,199, BiotechnologyForm D filed Fact Form D
- Sep 10, 2025Vaxess Technologies, Inc. filed Form D: $7,903,411 sold of $10,000,000, BiotechnologyForm D filed Fact Form D
- Feb 26, 2025Vaxess Technologies, Inc. filed Form D: $8,400,000 sold of $10,000,000, BiotechnologyForm D filed Fact Form D
- May 28, 2024Vaxess Technologies, Inc. filed Form D: $10,775,983 sold of $12,000,000, BiotechnologyForm D filed Fact Form D
Evidence
61 observations
Every observation on this company
- Entity type: Corporation Mar 19, 2026 Fact Form D
- Entity type: Corporation Sep 10, 2025 Fact Form D
- Entity type: Corporation Feb 26, 2025 Fact Form D
- Entity type: Corporation May 28, 2024 Fact Form D
- Form D industry group: Biotechnology Mar 19, 2026 Fact Form D
- Form D industry group: Biotechnology Sep 10, 2025 Fact Form D
- Form D industry group: Biotechnology Feb 26, 2025 Fact Form D
- Form D industry group: Biotechnology May 28, 2024 Fact Form D
- Amendment: false Mar 19, 2026 Fact Form D
- Amendment: false Sep 10, 2025 Fact Form D
- Amendment: false Feb 26, 2025 Fact Form D
- Amendment: false May 28, 2024 Fact Form D
- Revenue range (Form D): Decline to Disclose Mar 19, 2026 Fact Form D
- Revenue range (Form D): Decline to Disclose Sep 10, 2025 Fact Form D
- Revenue range (Form D): Decline to Disclose Feb 26, 2025 Fact Form D
- Revenue range (Form D): Decline to Disclose May 28, 2024 Fact Form D
- Incorporated: overFiveYears Mar 19, 2026 Fact Form D
- Incorporated: overFiveYears Sep 10, 2025 Fact Form D
- Incorporated: overFiveYears Feb 26, 2025 Fact Form D
- Incorporated: overFiveYears May 28, 2024 Fact Form D
- Jurisdiction: Delaware Mar 19, 2026 Fact Form D
- Jurisdiction: Delaware Sep 10, 2025 Fact Form D
- Jurisdiction: Delaware Feb 26, 2025 Fact Form D
- Jurisdiction: Delaware May 28, 2024 Fact Form D
- Amount sold (Form D): $57.3M Mar 19, 2026 Fact Form D
- Amount sold (Form D): $7.9M Sep 10, 2025 Fact Form D
- Amount sold (Form D): $8.4M Feb 26, 2025 Fact Form D
- Amount sold (Form D): $10.8M May 28, 2024 Fact Form D
- Offering amount (Form D): $83.5M Mar 19, 2026 Fact Form D
- Offering amount (Form D): $10.0M Sep 10, 2025 Fact Form D
- Offering amount (Form D): $10.0M Feb 26, 2025 Fact Form D
- Offering amount (Form D): $12.0M May 28, 2024 Fact Form D
- Exemptions: 06b Mar 19, 2026 Fact Form D
- Exemptions: 06b Sep 10, 2025 Fact Form D
- Exemptions: 06b Feb 26, 2025 Fact Form D
- Exemptions: 06b May 28, 2024 Fact Form D
- First sale: 2026-03-04 Mar 19, 2026 Fact Form D
- First sale: 2025-08-27 Sep 10, 2025 Fact Form D
- First sale: 2025-02-14 Feb 26, 2025 Fact Form D
- First sale: 2024-05-13 May 28, 2024 Fact Form D
- Investors (Form D): 16 Mar 19, 2026 Fact Form D
- Investors (Form D): 4 Sep 10, 2025 Fact Form D
- Investors (Form D): 3 Feb 26, 2025 Fact Form D
- Investors (Form D): 6 May 28, 2024 Fact Form D
- Minimum investment (Form D): 0 Mar 19, 2026 Fact Form D
- Minimum investment (Form D): 0 Sep 10, 2025 Fact Form D
- Minimum investment (Form D): 0 Feb 26, 2025 Fact Form D
- Minimum investment (Form D): 0 May 28, 2024 Fact Form D
- Securities offered: equity Mar 19, 2026 Fact Form D
- Securities offered: Debt, option Sep 10, 2025 Fact Form D
- Securities offered: Debt, option Feb 26, 2025 Fact Form D
- Securities offered: Debt, option May 28, 2024 Fact Form D
- Office address: Mar 19, 2026 Fact Form D
- Office address: Sep 10, 2025 Fact Form D
- Office address: Feb 26, 2025 Fact Form D
- Office address: May 28, 2024 Fact Form D
- Listed on portfolio page: Oct 1, 2026 Fact Firm website
- Listed on portfolio page: Sep 16, 2026 Fact Firm website
- Listed on portfolio page: Sep 16, 2026 Fact Firm website
- Listed on portfolio page: Sep 15, 2026 Fact Firm website
- Listed on portfolio page: Sep 14, 2026 Fact Firm website
Record history
4 dated events on the change ledger, latest event first
- Form D filed2026-03-19source on record
- Form D filed2025-09-10source on record
- Form D filed2025-02-26source on record
+1 more change on this record's ledger
Includes 3 days of DFX Intelligence. Then $199/month unless canceled.
The ledger records every merge, rename and reclassification this record went through and the dated filings observed on it, so the identity on this page can be traced to the records it was built from. The ledger's own sentences name other records, so they show with the names.