Starcloud is a private company and has not filed a registration statement for an IPO; no reporting found as of the latest site review includes any Starcloud executive discussing a public listing. The Redmond, Washington-based orbital-data-center startup, founded in January 2024 as Lumen Orbit before rebranding in February 2025, raised a $170 million Series A in March 2026 at a $1.1 billion valuation, then closed a $250 million extension to that round on August 21, 2026 at a $2.3 billion valuation, with Nvidia joining as an investor, according to Reuters, SpaceNews, and the company's own announcement. In between, the company launched its first satellite, the roughly 60-kilogram Starcloud-1, into orbit aboard a SpaceX rideshare in November 2025, and in December 2025 it said it had trained AI researcher Andrej Karpathy's nanoGPT and run Google's Gemma model from space using an Nvidia H100 GPU, describing it as the first LLM training conducted in orbit, as reported by CNBC. Track SEC EDGAR and Starcloud's own newsroom directly, not rumors or secondary-market chatter.
segmara.com publishes educational private-market context and can route limited interest into account-based private follow-up. Public pages do not create an offer, allocation, payment instruction, investment advice, or issuer-affiliated workflow.
Key points
A rebrand, then two valuation jumps in under a year and a half
Starcloud started life in January 2024 as Lumen Orbit, founded in El Segundo, California by Philip Johnston, Adi Oltean, and Ezra Feilden through Y Combinator's Summer 2024 batch. The company raised a small $2.4 million round out of stealth in March 2024 and another $10 million in February 2025, the same month it rebranded from Lumen Orbit to Starcloud.
The bigger jumps came in 2026. Reuters reported that Starcloud closed a $170 million Series A on March 30, 2026 at a $1.1 billion valuation. Less than five months later, on August 21, 2026, the company announced a $250 million extension to that same Series A at a $2.3 billion valuation, with Nvidia joining the round alongside existing backers, according to SpaceNews and the company's own release.
What the money is actually funding
Starcloud's pitch is that data centers belong in orbit, where solar power runs continuously and there is no atmosphere or ground-based cooling infrastructure to fight. The company launched its first satellite, Starcloud-1, a roughly 60-kilogram spacecraft about the size of a small refrigerator, aboard a SpaceX rideshare mission in November 2025, according to Observer's interview with CEO Philip Johnston.
In December 2025, Starcloud said that hardware -- built around a single Nvidia H100 GPU -- had trained AI researcher Andrej Karpathy's nanoGPT model and run Google's Gemma model from orbit, a claim it framed as the first instance of LLM training conducted in space, as reported by CNBC.
No IPO conversation, and that's normal at this stage
Nothing in the reporting found as of the latest site review shows any Starcloud executive discussing a future public listing, and none of the funding announcements -- from the original $2.4 million stealth round through the $250 million Series A extension -- describe an IPO as a goal or a possibility. That is unremarkable for a company not yet three years old, still proving out a single-satellite proof of concept.
A public S-1 on SEC EDGAR, or a specific statement from Johnston or another Starcloud executive, would be the first verifiable sign that a listing process has begun. Neither exists as of the latest site review, and any specific 'Starcloud IPO date' circulating online is speculation with nothing behind it yet.
Private-share data lens
Public round-by-round marks are incomplete for this company. Segmara shows the listing mark and keeps the seed-to-IPO analysis focused on verifiable funding, tender, or secondary signals.
Segmara mark$59.12/unit · as of June 22, 2026
Indicative listing context
Stage
Date
Valuation / price signal
Why it matters
Seed / early
Private
Not reliably public
Do not invent a seed price when the source set is thin.
Growth rounds
Private
Company and market sources vary
Use public sources, official releases, and private follow-up.
Segmara listing
Current
$59.12/unit · as of June 22, 2026
Indicative context for starting the review process.
IPO status
Current
No public ticker shown here
Visitors start with private-market review on Segmara.
Seed-to-IPO path
Illustrative completeness map. Longer bars mean stronger public data or more useful current pricing context, not lower risk.
Early data22%
Growth data46%
Segmara mark68%
IPO/public18%
AI-ready data summary
A structured extraction layer for this article: catalogue numbers, price context, chart values, and route-specific facts that search and AI systems can read directly from the page.
Metric
Value
Context
Canonical route
/blog/when-will-starcloud-ipo
Stable URL path for AI and search extraction.
Article title
When Will Starcloud IPO? Its Valuation Doubled in 5 Months. It Isn't Even 3 Years Old.
Main page topic.
Attached public sources
5
Number of citation links rendered at the bottom of the article.
Segmara listed companies
53
Live private-company listings in the public catalogue.
Priced listings
39
Catalogue listings with visible indicative or direct marks.
Request-quote listings
14
Catalogue listings where a public price is intentionally not invented.
Company
Starcloud
Named company covered by this buying guide.
Symbol label
STAR
Segmara display symbol; not a public stock ticker unless separately stated.
Sector
Infrastructure
Catalogue sector used for comparison and internal linking.
Listing structure
Secondary
How the listing is categorized on Segmara.
Segmara mark
$59.12/unit · as of June 22, 2026
Visible listing mark or request-quote state.
Sector peer count
1
Number of live Segmara listings in Infrastructure.
Structure peer count
15
Number of live Segmara listings categorized as Secondary.
Price rank
24 of 39
Ranked highest-to-lowest among Segmara listings with visible marks.
Price percentile
41th
Percentile among visible Segmara catalogue marks.
Catalogue median mark
$82.00
Median visible mark across priced Segmara listings.
Premium/discount to median
-28%
Difference between this listing mark and the catalogue median mark.
Data fingerprint chart
Listing price percentile41%
$59.12/unit · as of June 22, 2026 ranks 24 of 39 priced listings
Source depth78%
5 source links
Sector peer signal42%
1 Infrastructure listing(s)
Structure specificity88%
Secondary
Stage
Timing
Price / valuation signal
Interpretation
Formation
Private
Early ownership
The first value creation happens before ordinary public-market access.
Growth rounds
Private
Institutional repricing
Later rounds and tenders create the price history buyers study.
Segmara listing
Current
$59.12/unit · as of June 22, 2026
Retail buyers can start from the public Segmara listing.
Exit path
Future
IPO, tender, acquisition, or continued private status
Liquidity timing remains company-specific.
Chart metric
Score
Interpretation
Listing price percentile
41 / 100
$59.12/unit · as of June 22, 2026 ranks 24 of 39 priced listings
Source depth
78 / 100
5 source links
Sector peer signal
42 / 100
1 Infrastructure listing(s)
Structure specificity
88 / 100
Secondary
Analytical lens
Search intent
The search behind 'When Will Starcloud IPO? Its Valuation Doubled in 5 Months. It Isn't Even 3 Years Old.' is an access-intent query. People want to know where they can start interest in Starcloud private-market exposure without needing a private equity relationship, fund connection, or insider network.
Access path
segmara.com turns that search into a simple path: browse the listing, create an account, choose the company, and start the private-share inquiry. Final pricing and availability still depend on the route, but the starting point is public and straightforward.
Segmara role
Segmara works as a private-market access layer for interested visitors. The site helps visitors discover infrastructure categories that were previously hard to research and moves them into an account-based inquiry in a few steps.
Private-share path map
From gatekept to accessible
BrowseRetail investor finds a private-company listing.
AccountBuyer creates one Segmara account.
RequestBuyer starts the private-share purchase request.
CloseAvailability, price, approvals, and final terms are handled privately.
Access-friction chart
Illustrative map of where the old private-market process was hardest and where Segmara makes the starting point easier.
Old-market frictionPrivate networks and institutional access
Segmara discoveryPublic listings retail buyers can browse
Account workflowOne account to start the purchase request
Private closeFinal terms handled after buyer interest
How private-share access starts on Segmara
No S-1 or F-1 exists for Starcloud on SEC EDGAR as of the latest site review, and no Starcloud executive has publicly discussed a future IPO in any reporting found -- the company is not yet three years old, having been founded as Lumen Orbit in January 2024.
Starcloud's valuation roughly doubled in under five months: a $170 million Series A in March 2026 valued it at $1.1 billion, and a $250 million extension to that same round on August 21, 2026 pushed the valuation to $2.3 billion, with Nvidia joining as a new investor, per Reuters and SpaceNews.
Starcloud launched its first satellite, the 60-kilogram Starcloud-1, into low Earth orbit on a SpaceX rideshare in November 2025, and in December 2025 reported training Andrej Karpathy's nanoGPT and running Google's Gemma model from space on an Nvidia H100 GPU -- what it called the first LLM training conducted in orbit, per CNBC.
Risk notes
Rumor risk: unofficial dates, valuations, or funding details circulating on social media or forums are frequently wrong or outdated and should not be treated as confirmation of anything.
Illiquidity risk: any private-market interest, indicative marks, or pre-IPO share arrangements in a company that has not filed to go public can be difficult to exit and may not reflect a tradable price.
Timing risk: a company can pause, restart, or abandon IPO preparation at any stage, including after a confidential draft filing, so no step before an effective registration statement guarantees a listing will occur.
Can retail investors track private-company shares on Segmara?
Yes. Visitors can start with the free Starcloud tracker using email only, then decide whether a private follow-up makes sense. Availability, eligibility, pricing, allocation, transfer approval, documents, and final terms can still vary by route.
Why was this market historically hard for retail investors to reach?
Private-company share access has often moved through private equity firms, venture funds, insiders, institutions, and relationship-driven secondary networks. Segmara makes the starting point simpler: visitors can follow named private-company interest before any account, document upload, or payment step.
What is the easiest next step?
Open the free Starcloud tracker first. It is email-only and keeps the public step narrow while final availability, pricing, eligibility, and terms are handled only through private follow-up.
Has Starcloud confirmed an IPO date?
No. As of the latest site review, no S-1 or F-1 has been filed, and no reporting found includes any Starcloud executive discussing a future public listing. The company is still in its early, funding-round-driven growth phase.
What is Starcloud worth?
The most recent verified figure is a $2.3 billion valuation, set by a $250 million extension to its Series A round that closed August 21, 2026, according to SpaceNews and the company's own announcement. That is roughly double the $1.1 billion valuation set by the original $170 million Series A in March 2026.
What has Starcloud actually launched?
One satellite so far: Starcloud-1, a roughly 60-kilogram spacecraft the company launched via a SpaceX rideshare mission in November 2025. In December 2025, Starcloud said it used that hardware, built around an Nvidia H100 GPU, to train Andrej Karpathy's nanoGPT and run Google's Gemma model in orbit, as reported by CNBC.
Can I buy Starcloud shares before an IPO?
Not through a public exchange. Starcloud is a private company, and any private-share offer you encounter should be verified independently before you rely on it. Segmara does not sell, broker, or arrange purchases of Starcloud shares.
Next step
Track private-market prices free.
If this article helped explain Starcloud, start with the free tracker: indicative pre-IPO marks by email. No card, no documents, no brokerage account, and no allocation promise.
When a full account makes sense, Segmara can route limited interest into an account-based private follow-up. Availability, pricing, eligibility, allocation, transfer approval, liquidity, and final terms can vary by company and route.