Sierra Space funding in 2026: 1 reported event
The latest Sierra Space funding event on this page is a Form D offering of $550M, dated Mar 16, 2026, from an SEC Form D filing.
PrivateDefense and Space Manufacturing1,001 to 5,000 employeessierraspace.comLinkedIn
- Funding events
- 1
- Latest
- Mar 16, 2026
- Latest event
- Form D offering
- Latest Form D
- Mar 16, 2026
Funding · latest 1
Latest Sierra Space funding events
| Round | Amount or value | What the source says | Date |
|---|---|---|---|
| Form D offeringSEC Form D | $550M | Filed with the SEC: Sierra Space Corp filed a Form D with the SEC, reporting $550M sold, of a $550M offering. |
- Form D offeringSEC Form D$550M
Signal API · MCP
Track Sierra Space with the Signal API
One POST /v1/companies/enrich call with sierraspace.com returns Sierra Space funding signals (news, sec-form-d-funding), each with its source. Or ask Claude through MCP.
Start Free1,000 free creditsUse it in Claude via MCP
2 credits per signal returned; zero-result calls are free. Endpoint reference
curl -X POST https://signals.autobound.ai/v1/companies/enrich \
-H "X-API-KEY: $AUTOBOUND_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"domain": "sierraspace.com",
"signal_types": ["news","sec-form-d-funding"],
"signal_subtypes": ["receives_financing","has_valuation","goes_public",
"newFilingCompany","amendmentCompany"],
"limit": 20
}'Same industry
Funding at related companies
Questions about Sierra Space funding
How much has Sierra Space raised?
This page tracks 1 funding event for Sierra Space. The latest is a Form D offering of $550M, dated Mar 16, 2026, from an SEC Form D filing. We do not publish a total raised: coverage has gaps and recap stories repeat old rounds.
Has Sierra Space filed a Form D with the SEC?
Yes. The latest Form D on this page is dated Mar 16, 2026 and states $550M. The table links to the filing on EDGAR.
Source. News reports of rounds, valuations and IPOs, plus SEC Form D filings.
Method. Stories about the same round within 14 days merge into one row. Fund and SPV Form D filers are removed. No total is computed.
Data as of .