Castelion Stock
| Valuation | $13B1 |
| Valuation Date | Aug 19, 2026 |
| Implied Valuation | $30.86B |
| Last Price | $549.12 |
| 52-Week High | n/a |
| 52-Week Low | n/a |
| YTD Return | +426.08% |
| 1-Year Return | n/a |
| 3-Year Return | n/a |
| Total Funding | $1.24B |
| Latest Round Amount | $800M1 |
| Latest Round | Series C |
| Funding Rounds | 5 |
| IPO Status | Unknown |
| Expected IPO Date | n/a |
| Revenue | n/a |
| Revenue Type | n/a |
| P/S Ratio | n/a |
About Castelion
Castelion is a defense technology company that designs and mass-produces low-cost hypersonic strike missiles. Its first product, Blackbeard, is being integrated onto U.S. Army and Navy platforms, with initial fielding targeted for 2027. Castelion makes money by selling these weapons and related development work to the Pentagon. The company also builds rocket motors, avionics and seekers in house so it can test often and manufacture at scale.
Invest in Castelion
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News
US Army eyes Blackbeard hypersonic missile as Castelion tests truck launcher
Castelion published an image of its Blackbeard GL hypersonic missile launching from a truck-mounted containerized ground system as the Army plans production-representative live-fire tests.
Castelion Moves Blackbeard into Production with U.S. Navy Order Valued Up to $200 Million
Castelion received a U.S. Navy production delivery order worth up to $200 million to manufacture and deliver Blackbeard hypersonic weapons, following 50 early operational capability rounds ordered in ...
Castelion Moves Blackbeard into Production with U.S. Navy Order Valued Up to $200 Million
Castelion received a U.S. Navy production delivery order worth up to $200 million to manufacture and deliver Blackbeard hypersonic weapons, following earlier early operational capability orders placed...
Castelion wins $90m Blackbeard production order
Castelion received an $89.997 million U.S. Navy order to advance Blackbeard hypersonic weapon manufacturing, exportability engineering, and transition toward early operational capability.
U.S. Navy Awards Castelion $90M to Advance Blackbeard to Early Operational Capability
The U.S. Navy awarded Castelion an $89,997,162 order to advance its Blackbeard hypersonic strike weapon to Early Operational Capability, funding 50 weapons and the program's transition to a Navy Progr...
U.S. Navy Awards Castelion $90M to Advance Blackbeard to Early Operational Capability
The U.S. Navy awarded Castelion an $89.997 million firm-fixed-price order to advance its Blackbeard hypersonic strike weapon to early operational capability, building on prior low-cost strike producti...
Startup missile maker Castelion valued at $13 billion
Castelion raised $800 million in Series C equity at a $13 billion post-money valuation, plus a $250 million revolving credit facility, to scale Blackbeard hypersonic missile production.
Castelion CEO: Funding will supercharge Blackbeard hypersonic production
CEO Bryon Hargis said Castelion's $1 billion Series C will accelerate production of its Blackbeard hypersonic missile and expand manufacturing capacity in New Mexico.
Castelion hits $13B valuation to mass-produce hypersonic missiles
Castelion raised a $1 billion Series C at a $13 billion valuation, comprising $800 million in equity and a $250 million credit facility, to scale production of its Blackbeard hypersonic missile.
Carlyle Joins $1 Billion Investment Round in Missile Startup Castelion
The funding round, which also includes JPMorgan Chase and Andreessen Horowitz, values the hypersonic munitions maker at $13 billion.
Castelion Raises $1B Series C to Scale Production of Low-Cost Hypersonic Weapons
The Torrance defense startup's August 19, 2026 round was co-led by JPMorganChase, a16z, and Carlyle to expand hypersonic strike and air-defense programs.
U.S. Navy Awards Castelion First Delivery Order for Blackbeard Hypersonic Weapon
Castelion received a $23.4 million Navy delivery order for 50 Blackbeard early operational capability pre-production prototypes and 50 storage and shipping containers, marking its first production del...
U.S. Navy Awards Castelion First Delivery Order for Blackbeard Hypersonic Weapon
The Navy awarded Castelion a $23.4 million firm-fixed-price order for 50 Blackbeard early-operational-capability pre-production prototypes and 50 shipping containers. Work is based at the company's Pr...
Saronic, Castelion to pair Marauder MUSV with Blackbeard hypersonic capability
Saronic and Castelion announced plans to integrate Castelion's Blackbeard hypersonic missile onto Saronic's Marauder unmanned surface vessel, targeting a first-of-its-kind maritime launch demonstratio...
Saronic and Castelion to Demonstrate First-of-Its-Kind Maritime Hypersonic Launch Capability
Castelion and Saronic said they will integrate the Blackbeard hypersonic missile with Saronic's Marauder unmanned surface vessel, aiming for a maritime launch demonstration in 2027. Saronic already su...
Department of War Enhances Lethal Strike Capacity Through Partnership With New Entrants
The Department of War signed framework agreements including one with Castelion that sets terms for a minimum of 500 Blackbeard hypersonic missiles annually once testing is complete, with a pathway to ...
Castelion and Department of War Sign Framework Agreement to Build Low-Cost Hypersonic Missiles for the Arsenal of Freedom
Castelion announced a production framework agreement with the Department of War to manufacture Blackbeard at a guaranteed minimum of 500 missiles per year once testing and validation are complete. The...
Castelion Awarded $105M U.S. Navy Contract to Field Blackbeard on the F/A-18 Super Hornet in 2027
The Navy awarded Castelion a $105 million contract to integrate Blackbeard onto the F/A-18E/F Super Hornet and complete safety, certification and flight testing for carrier operations. The company is ...
Castelion Awarded $49.9M Navy Contract to Advance Blackbeard Hypersonic Strike Weapon
The Navy awarded Castelion $49,998,005 to advance Blackbeard from prototype to integrated early operational capability. Work will be performed in Torrance, California and is expected to be completed i...
Castelion Breaks Ground on Project Ranger, Advancing Scaled Hypersonic Manufacturing in New Mexico
Castelion broke ground on Project Ranger, a 1,000-acre hypersonic manufacturing campus in Sandoval County, New Mexico. The company said the site represents more than $220 million in private investment...
Castelion Closes $350 Million Series B to Mass Produce U.S. Hypersonic Weapons
Castelion raised $350 million in Series B financing led by Altimeter Capital and Lightspeed Venture Partners. The company said the capital would fund Blackbeard platform integration, construction of P...
Castelion Announces Project Ranger, New Mexico's Newest Hypersonic Manufacturing Campus
Castelion selected Sandoval County, New Mexico, as the site for Project Ranger, a 1,000-acre solid rocket motor campus for hypersonic systems. The company projected 300 jobs and more than $100 million...
Castelion Secures Multiple Awards to Integrate Blackbeard Hypersonic Strike Weapon on U.S. Army and U.S. Navy Platforms
Castelion said it won its first platform-integration awards to put Blackbeard on operational U.S. Army and Navy systems and demonstrate the weapon in live-fire tests. The company described the awards ...
Castelion Announces Series A Funding
Castelion announced a $100 million raise that included a $70 million Series A led by Lightspeed Venture Partners and $30 million of venture debt from Silicon Valley Bank. The company said the capital ...
a16z-backed Castelion wants to mass-produce defense hardware, starting with hypersonics
TechCrunch covered Castelion's emergence from stealth with a $14.2 million seed round co-led by Andreessen Horowitz and Lavrock Ventures. The company said it would start with hypersonic long-range str...