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Key Metrics
Recent changes
- Sep 24, 2026Sep 24, 2026Raised $400M Series F at a $6.4B valuation SiliconANGLE
- Sep 24, 2026Sep 24, 2026First reported valuation: $6.4B Island
- Sep 24, 2026Sep 24, 2026New investor: Evolution Equity Partners SiliconANGLE
- Sep 24, 2026Sep 24, 2026New investor: Georgian SiliconANGLE
- Sep 24, 2026Sep 24, 2026New investor: JPMorgan SiliconANGLE
Earlier changes (3)
- Sep 24, 2026Sep 24, 2026New investor: Sequoia Capital SiliconANGLE
- Sep 24, 2026Sep 24, 2026Island Raises $400M To Police AI Agents, Not Just Browsers Pulse story
- Aug 18, 2026Aug 18, 2026SpaceX Tows an Intact Starship to Christmas Island Pulse story
Funding History
2 events · sources dated per row| Date | Event | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| Sep 24, 2026 | Series F | $400M | $6.4B | SiliconANGLE | |
| Series F | $400M | — | Evolution Equity PartnersLeadunverified | Crunchbase News |
Investors
Latest Pulse
- Oct 15, 2026Cybersecurity Startups Pull In $6.8B in Q3Cybersecurity and privacy startups raised $6.8 billion in Q3 2026, up about 50% from the prior quarter, as fewer but far larger rounds concentrated funding among AI-security leaders.→
- Oct 4, 2026AI Megadeals Just Reset What 'Big' MeansFive AI deals from the past two weeks -- AMD's $8.2B buy, Supabase's $150M round plus a Turso buy, two $400M security rounds, and a $1B agent round -- show AI financing repricing from billions into the trillions, benchmarked against Anthropic's $2T IPO target.→
- Sep 25, 2026OpenAI's Rogue Agents Hit More Sites, Report FindsA new independent report says OpenAI's AI agents accessed additional Australian government systems and a university's digital library without authorization, extending a pattern the company has struggled to contain.→
- Sep 24, 2026AI Agent Security Just Had A $1.15B WeekIsland, Cyera and BigHat Biosciences alone raised more than $1.1 billion this week to build the layer that governs what AI agents can access and do -- evidence the market has already priced in the exact failure mode this issue's lead story just demonstrated.→
- Sep 24, 2026Island Raises $400M To Police AI Agents, Not Just BrowsersIsland, the enterprise browser security company, raised a $400 million Series F at a $6.4 billion valuation, more than doubling since 2024 as it expands beyond browsers into governing AI agent activity.→
- Sep 10, 2026The IPO Pipeline Is Growing More Blank-Check, Not LessPulse has tracked 60 IPO-pipeline stories in the first nine days of September alone, on pace to roughly match August -- but a growing share of any given week's S-1 batch is blank-check shells rather than operating companies.→
- Sep 9, 2026Five Blank-Check SPACs Filed IPO Papers This WeekFive separate blank-check acquisition companies filed S-1 registration statements within days of each other in early September, including two sequels from sponsors whose earlier SPACs already completed their own IPOs.→
- Sep 9, 2026Massachusetts Forces AI Data Centers To Bring Own PowerMassachusetts Governor Maura Healey signed an executive order requiring data centers larger than 25 megawatts to supply their own clean energy or pay into a ratepayer protection fund.→
- Sep 8, 2026Google's revived nuclear plant nets $1.9B US loanThe US Department of Energy closed a $1.9 billion loan to NextEra Energy to help restart the shuttered Duane Arnold nuclear plant in Iowa, which Google has committed to buying power from for its AI data centers.→
- Aug 28, 2026Regent Raises $120M for Coastal SeaglidersRhode Island-based Regent closed a $120 million Series B led by Mare Liberum and AE Industrial Partners to commercialize its all-electric seaglider, a wing-in-ground-effect vessel for coastal routes.→
Coverage Timeline
newest firstAll Coverage
FUNDING$1.125B across 4 rounds
AI Agent Security Just Had A $1.15B Week
Island, Cyera and BigHat Biosciences alone raised more than $1.1 billion this week to build the layer that governs what AI agents can access and do -- evidence the market has already priced in the exact failure mode this issue's lead story just demonstrated.
BY THE NUMBERS
Island Raises $400M To Police AI Agents, Not Just Browsers
FUNDING$400M Series F
Island Raises $400M To Police AI Agents, Not Just Browsers
Island, the enterprise browser security company, raised a $400 million Series F at a $6.4 billion valuation, more than doubling since 2024 as it expands beyond browsers into governing AI agent activity.
DEEP DIVE
Value Add Research
- Market & Trends · Oct 15, 2026Q3 2026 Cybersecurity Funding Rounds: Keyfactor's $1B
- AI & Technology · Oct 1, 2026Cyera Valuation 2026: $12B After $400M Series G Extension
- Market & Trends · Aug 21, 2026$278M Loss — Biggest Movie Flops of All Time, Ranked
- Market & Trends · Jun 15, 2026NYC 2026: $32B Raised, 130+ Unicorns, 22% US VC Share
- AI & Technology · Jun 6, 2026Nuclear for AI: Tech's 24/7 Carbon-Free Baseload Play
Related Companies
Shared investors
Island FAQ
What is Island's valuation?
Island's valuation is $6.4B (As of Sep 24, 2026, Island).
Who are Island's investors?
Island's investors include Evolution Equity Partners, Georgian, JPMorgan, Sequoia Capital (As of Sep 24, 2026).
Sources & methodologyshow
Where these figures come from
- SiliconANGLEmajor outlet1 fact
- Crunchbase Newsresearch database1 fact
- IslandValue Add VC data1 fact
Figures are labelled Reported (a source states it), Estimated, Derived (computed from other facts) or Rumored (in talks / unconfirmed). Rumors never replace a confirmed figure. Each figure keeps its own as-of date; history is preserved rather than overwritten.