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IPOS-1 filed
SaaS-Security Startup Spin AI Files S-1 for an IPO
Spin AI, which builds AI-driven security and data-protection software for SaaS applications, filed a Form S-1 with the SEC to go public. The filing adds an enterprise-security name to a widening IPO pipeline, riding demand for tools that protect the sprawling stack of cloud apps companies now run.
Low-Power Chipmaker Ambiq Micro Files S-1MEF, Racing Toward an Imminent IPO Pricing
IPOIPO imminent
Low-Power Chipmaker Ambiq Micro Files S-1MEF, Racing Toward an Imminent IPO Pricing
Ambiq Micro, the ultra-low-power semiconductor company whose chips power wearables and edge-AI devices, filed an S-1MEF with the SEC -- a registration that companies submit immediately before an IPO prices. The filing signals Ambiq is in the final stretch toward going public as appetite for chip and edge-AI names returns.
Subsea Robotics Firm Nauticus Robotics Files S-1/A Amid Defense-Autonomy Demand
IPOS-1/A filed
Subsea Robotics Firm Nauticus Robotics Files S-1/A Amid Defense-Autonomy Demand
Nauticus Robotics, which builds autonomous subsea robots and the AI software that runs them, filed an amended S-1 (S-1/A) with the SEC. The filing rides a wave of investor appetite for autonomous maritime and defense systems, the same demand fueling private giants like Saronic.
Ambiq Micro Files S-1 to List on NYSE, Betting Ultra-Low-Power AI Silicon on Public Investors
IPOS-1 filed
Ambiq Micro Files S-1 to List on NYSE, Betting Ultra-Low-Power AI Silicon on Public Investors
Austin-based Ambiq Micro filed an S-1 on June 22 to list on the NYSE, marking the largest ultra-low-power AI chip IPO filing of 2026. Ambiq's Apollo family powers ~200 million shipped smartwatches, wearables and IoT sensors and is a leading candidate to define on-device AI silicon in consumer electronics.
Autonomous Smart-Store Maker VenHub Global Files S-1 for an IPO
IPOS-1 filed
Autonomous Smart-Store Maker VenHub Global Files S-1 for an IPO
VenHub Global, which builds fully autonomous, AI-powered smart stores, filed a Form S-1 with the SEC to go public. The filing brings a physical-AI retail automation play to the IPO pipeline, betting that robotic, self-operating storefronts can reshape convenience retail.
Edge-AI Chipmaker Ambiq Micro Files S-1 for a Nasdaq IPO
IPOS-1 filed
Edge-AI Chipmaker Ambiq Micro Files S-1 for a Nasdaq IPO
Austin-based Ambiq Micro filed its S-1 to go public, pitching investors on ultra-low-power semiconductors for AI at the edge. Its proprietary SPOT technology claims to run chips at roughly a tenth of normal voltage for up to 80% energy savings -- a timely story as AI's power appetite dominates the narrative.
Uber-Backed Lime Files to IPO on Nasdaq as 'LIME' After $886M Revenue Year
IPO~$200M target
Uber-Backed Lime Files to IPO on Nasdaq as 'LIME' After $886M Revenue Year
Neutron Holdings, the parent of micromobility operator Lime, has filed to go public on the Nasdaq under the ticker 'LIME,' targeting roughly $200 million in proceeds at about a $1.8 billion valuation. Lime crossed $886 million in revenue in 2025 with positive free cash flow, but warned of 'substantial doubt' about continuing as a going concern without the raise.
Japan's Go Surges 21% in the Country's Biggest 2026 IPO, Then Races Toward Robotaxis
IPO¥88.6B IPO
Japan's Go Surges 21% in the Country's Biggest 2026 IPO, Then Races Toward Robotaxis
Go, Japan's dominant ride-hailing app, jumped 21% in its Tokyo debut after a 25x-oversubscribed ¥88.6 billion offering -- the country's largest IPO of 2026 -- and is now steering the proceeds toward Waymo-powered robotaxis and acquisitions. It's a rare profitable, category-leading tech listing, and a signal that the IPO thaw has gone global.
Japan's Top Taxi App Go Raises $580M in Tokyo's Biggest IPO of 2026, Betting the Proceeds on Robotaxis
IPO~$580M
Japan's Top Taxi App Go Raises $580M in Tokyo's Biggest IPO of 2026, Betting the Proceeds on Robotaxis
Go Inc., Japan's dominant ride-hailing app, raised about $580 million in the country's largest IPO of the year and jumped as much as 21% on its Tokyo debut. The Goldman-backed offering was 25x oversubscribed, and Go is funneling the proceeds into robotaxis -- a Waymo partnership aimed at Japan's worsening driver shortage.
Chipmaker Mobix Labs Files S-1 as Semiconductor Names Test the IPO Window
IPOS-1 filed
Chipmaker Mobix Labs Files S-1 as Semiconductor Names Test the IPO Window
Mobix Labs filed an S-1 registration statement with the SEC, adding a semiconductor name to a 2026 IPO pipeline increasingly stocked with companies tied to the AI and connectivity buildout. The filing is an early step that signals confidence chip-sector stories can find public-market demand in the current window.
Bleichroeder Acquisition Corp. III Files S-1 as Blank-Check IPOs Quietly Return
IPOS-1 filed
Bleichroeder Acquisition Corp. III Files S-1 as Blank-Check IPOs Quietly Return
Bleichroeder Acquisition Corp. III filed an S-1 with the SEC for a new blank-check IPO, the latest in a string of SPAC filings testing whether the structure can return on disciplined terms. After the 2021 boom-and-bust, sponsors are betting a healthier IPO tape gives blank-check vehicles a second life.
Bleichroeder Acquisition Corp. III Files S-1, Reviving the SPAC Listing Machine
IPOS-1 filed
Bleichroeder Acquisition Corp. III Files S-1, Reviving the SPAC Listing Machine
Bleichroeder Acquisition Corp. III filed an S-1 with the SEC, the third blank-check vehicle in the franchise to seek a public listing. A fresh SPAC filing from a repeat sponsor is a small but telling sign that the appetite for blank-check vehicles is stirring again as the broader IPO window reopens.
Standard Nuclear Files S-1, Taking Advanced Nuclear to Public Markets
IPOS-1 filed
Standard Nuclear Files S-1, Taking Advanced Nuclear to Public Markets
Standard Nuclear filed an S-1 registration statement with the SEC, moving to tap public markets as demand for advanced nuclear fuel and small modular reactors surges alongside the AI data-center power crunch. The filing adds a clean-energy name to a pipeline that has been dominated by AI and space.
Morgan Stanley Files Amended S-1s for Solana and Ethereum Trusts, Widening the Crypto-ETF Door
IPOS-1/A filed
Morgan Stanley Files Amended S-1s for Solana and Ethereum Trusts, Widening the Crypto-ETF Door
Morgan Stanley filed amended S-1 registration statements for both a Solana Trust and an Ethereum Trust with the SEC, pushing a blue-chip Wall Street name deeper into spot-crypto products beyond Bitcoin. The filings signal that institutional crypto access is broadening from BTC into the next tier of large-cap tokens.
Standard Nuclear Files S-1, Putting Advanced Nuclear Fuel on the IPO Runway
IPOS-1 filed
Standard Nuclear Files S-1, Putting Advanced Nuclear Fuel on the IPO Runway
Standard Nuclear filed an S-1 registration statement with the SEC, pushing a domestic advanced-nuclear-fuel company toward public markets. The filing rides the same AI-power demand wave fueling fusion, and signals that the IPO pipeline is broadening from software into hard-tech energy.
Standard Nuclear Files for a US IPO to Fund Advanced Reactor Fuel
IPOS-1 filed
Standard Nuclear Files for a US IPO to Fund Advanced Reactor Fuel
Oak Ridge-based Standard Nuclear filed an S-1 to go public as demand for AI data-center power revives the nuclear buildout. The company bills itself as the only independent, reactor-agnostic maker of TRISO fuel for advanced reactors, backed by a16z, Chevron Technology Ventures and Decisive Point.
AIM ImmunoTech Files S-1 as Biotech Joins the Reopening IPO Pipeline
IPOS-1 filed
AIM ImmunoTech Files S-1 as Biotech Joins the Reopening IPO Pipeline
AIM ImmunoTech filed an S-1 with the SEC, adding a clinical-stage biotech name to a public-market pipeline that has been widening past tech into energy and life sciences. Biotech listings have been among the slowest to thaw, so fresh filings are a useful read on whether risk appetite is returning to the sector.
Morgan Stanley Files for an Ethereum Trust as Wall Street Deepens Its Crypto Push
IPOS-1/A filed
Morgan Stanley Files for an Ethereum Trust as Wall Street Deepens Its Crypto Push
Morgan Stanley filed an amended S-1 for an Ethereum Trust, a single-asset vehicle giving investors regulated exposure to ETH, alongside a parallel Solana Trust filing. The move signals a bulge-bracket bank broadening institutional crypto access beyond Bitcoin into the next tier of digital assets.
Morgan Stanley Files for a Solana Trust, Pushing Crypto ETPs Past Bitcoin and Ether
IPOS-1/A filed
Morgan Stanley Files for a Solana Trust, Pushing Crypto ETPs Past Bitcoin and Ether
Morgan Stanley filed an amended S-1 for a Solana Trust (alongside a parallel Ethereum Trust filing), signaling a major Wall Street push to bring single-asset crypto products beyond Bitcoin and Ether to public investors. It's another sign that institutional crypto access is broadening into additional tokens.
5G mmWave Chipmaker Mobix Labs Files Fresh S-1 Amid Going-Concern Warning
IPOS-1 filed
5G mmWave Chipmaker Mobix Labs Files Fresh S-1 Amid Going-Concern Warning
Irvine-based Mobix Labs filed a new S-1 registration covering its mmWave 5G beamformer and RF/mixed-signal semiconductors. The filing is candid about risk: Mobix reports a $166.6 million accumulated deficit and flags substantial doubt about its ability to continue as a going concern.
SpaceX (SPCX) -- Record $85.7B IPO, Up 58% in Four Sessions
IPO$85.7B
SpaceX (SPCX) -- Record $85.7B IPO, Up 58% in Four Sessions
Priced at $135, opened at $161, and now up roughly 58% over its first four trading sessions, with a market cap that has overtaken Tesla's. Days after listing, SpaceX is already deploying its new currency on a $60B all-stock bid for Cursor.
EigenQ Goes Public via $3B SPAC -- Quantum Cybersecurity Hits Wall Street
IPO$3B valuation
EigenQ Goes Public via $3B SPAC -- Quantum Cybersecurity Hits Wall Street
Quantum-cybersecurity firm EigenQ is going public through a SPAC merger with Silicon Valley Acquisition Corp at a $3B valuation, raising about $215M. The company cites a $1.1B backlog and 25% revenue growth in 2025 -- a rare deep-tech listing that isn't a pure AI play.
Japan's GO Ride-Hail Prices IPO, Closes 10% Above Offering to Fund Robotaxis
IPO+10% day 1
Japan's GO Ride-Hail Prices IPO, Closes 10% Above Offering to Fund Robotaxis
Japanese ride-hailing app GO went public and closed about 10% above its offering price, directing proceeds toward robotaxi development and autonomous-driving partnerships. The debut is a fresh sign the IPO thaw is reaching beyond U.S. mega-caps to international tech with concrete AI roadmaps.
Kardigan Files S-1MEF, Clearing the Last Step Toward Its Biotech IPO
IPOS-1MEF filed
Kardigan Files S-1MEF, Clearing the Last Step Toward Its Biotech IPO
Cardiovascular biotech Kardigan filed an S-1MEF with the SEC -- a short-form registration used to register additional shares immediately before an offering goes effective. The filing signals Kardigan's IPO is imminent, a sign the biotech listing window is creaking back open alongside tech.
Klarna Prices $1.2B IPO at $25B -- BNPL Returns to Public Markets
IPO$25B valuation
Klarna Prices $1.2B IPO at $25B -- BNPL Returns to Public Markets
Klarna priced its IPO at a $25B valuation, raising $1.2B and reopening the consumer-fintech window that's been shut since 2022. The buy-now-pay-later pioneer is profitable again after a brutal repricing -- and its debut is the real test of whether public markets will pay up for fintech in an AI-dominated tape.
bioAffinity Files S-1 as Lung Cancer Test Sales Triple
IPO
bioAffinity Files S-1 as Lung Cancer Test Sales Triple
bioAffinity Technologies filed an S-1 as its noninvasive CyPath Lung cancer test, which shows 92% sensitivity in clinical trials, posted nearly 300% year-over-year unit sales growth in April 2026.
SpaceX IPO Shatters Records: $85.7B Raised, Valuation Crosses $2 Trillion
IPO$85.7B
SpaceX IPO Shatters Records: $85.7B Raised, Valuation Crosses $2 Trillion
SpaceX raised $85.7B across 639M shares in the largest IPO in history, tripling Saudi Aramco's 2019 record. Priced at $135, it opened at $161 and now trades at $178 -- a 32% gain on the offer price that minted billions in day-one paper gains for early employees and secondary-market buyers.
SpaceX (SPCX) -- Record $85.7B IPO, Trading at $178+
IPO$85.7B
SpaceX (SPCX) -- Record $85.7B IPO, Trading at $178+
Priced at $135, opened at $161, now at $178 -- a clean 32% return for IPO allocations in four trading days. Greenshoe exercised June 15, signaling massive institutional oversubscription.
OpenAI and Anthropic File Confidential S-1s -- IPOs Expected 2026
IPO
OpenAI and Anthropic File Confidential S-1s -- IPOs Expected 2026
The two most valuable private AI companies -- OpenAI at ~$852B, Anthropic at ~$965B -- have both filed confidentially with the SEC. When they list, all six MANGOS companies will be public.
Research Alliance Files for Its Fourth Healthcare SPAC
IPO
Research Alliance Files for Its Fourth Healthcare SPAC
Research Alliance Corp IV filed for a $75 million IPO of 7.5 million Class A shares, the fourth blank-check company from a sponsor group that has repeatedly targeted healthcare-sector reverse mergers.
Matternet Becomes First Pure-Play Drone Delivery Company to Go Public
IPO$33M raised
Matternet Becomes First Pure-Play Drone Delivery Company to Go Public
Matternet, the FAA type-certified drone delivery platform, completed a reverse merger to go public and raised $33 million in a private placement alongside the transaction, closing May 22 and making it the first publicly reporting company focused exclusively on drone delivery. CEO Andreas Raptopoulos framed 2026 as the inflection point for U.S. drone delivery as the company expands across healthcare, retail and restaurant delivery.
HCW Biologics Files S-1 for Small $5.6M Best-Efforts Raise
IPO
HCW Biologics Files S-1 for Small $5.6M Best-Efforts Raise
HCW Biologics filed an S-1 for a best-efforts offering of up to $5.6 million, a modest raise reflecting the tighter capital-access conditions many small-cap clinical-stage biotechs still face despite the broader 2026 IPO boom.
Cerebras (CBRS) Continues Hot Streak -- Up 68% Since May IPO
IPO$3.5B raise
Cerebras (CBRS) Continues Hot Streak -- Up 68% Since May IPO
Cerebras is the market's clearest bet on AI hardware scarcity -- up 68% since its May debut at $312. The AI chipmaker trades at a premium pricing in years of Nvidia-alternative demand.