Protagonist is the firm we wish we'd had—so we built it. We invest in and incubate businesses alongside the few who force the future forward.

Miami, FL
Protagonist retweeted
Very excited about this one! @ProtagonistXYZ🤝@fab2
Fab2 raised a $500M series A at $3.7B valuation We have great investors And we love to print chips and fabs. Join us .
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Protagonist retweeted
Excited that @ProtagonistXYZ is investing in @fab2 as part of their $500M Series A. What @szeloof and team are building is beyond ambitious, and we’re thrilled to play a small part in what we believe will be a massive success story. Congrats to the entire Fab2 family. Let's GOOO 🚀
Fab2 raised a $500M series A at $3.7B valuation We have great investors And we love to print chips and fabs. Join us .
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👋 Meet Fab2 (@Fab2) 📍 HQ: Austin, Texas 👥 Leadership: Sam Zeloof (@szeloof) and Jim Keller (@jimkxa) 🌐 Website: fab2.com 🚀 Vision & Opportunity: Fab2 designs all the hardware and software needed to make chips. They build the fabs, tools, and components themselves, then use automation to drive novel process engineering. 💸 Round: $500M Series A
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Protagonist retweeted
Fab2 raised a $500M series A at $3.7B valuation We have great investors And we love to print chips and fabs. Join us .
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Protagonist retweeted
Small drones with bad intentions are causing most casualties in combat and attacking civilian infrastructure far from any front line. Mara raised $7M, led by @khoslaventures, to shoot them all down, and fast, with the world's cheapest counter-swarm. Thank you @Forbes for the coverage. Read more at: forbes.com/sites/davidprosse… Shout out to some of our other incredible investors active on X: @speedrun @miamishor @sdamico @palmdriveVC @Zee_Prime_Cap
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Protagonist retweeted
Exowatt's CEO spoke with @themotleyfool about the AI boom's power problem, and how we plan to fix it. Give it a watch to learn about our technology and what a sustainable AI campus could look like by 2030: piped.video/watch?v=TDGO7L9v…
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Protagonist retweeted
Introducing Grok 4.6. It delivers frontier intelligence and is a significant improvement over Grok 4.5 at the same price.
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Protagonist retweeted
🚨 JUST IN: @USMC has awarded Epirus an $11M contract for the High-power Microwave Autonomous Vehicle Operational Capability (HAVOC) program. Epirus will deliver a sled-mounted HPM system for universal integration with manned & unmanned ground vehicles. Learn more: epirusinc.com/press-releases…
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Protagonist retweeted
July @roam Investor Update ***Third consecutive month of accelerating growth*** +6.9% ARR vs June +100% ARR YoY +27 logos, 1138 paying customers +5.7% Meetings MoM +9.1% Chats MoM +112% NDR
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Protagonist retweeted
"To power America with solar, we’d have to cover the entire country in panels." It's one of the most common energy myths. In the premiere of Exowatt Explains, CEO Hannan Happi breaks down the actual math behind land requirements. #SolarEnergy #CleanEnergy #AIInfrastructure
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Protagonist retweeted
IG Group Holdings plc announces that it has agreed to acquire Underdog! Underdog CEO @JerLevine: “With our own exchange and by joining IG Group, we're going to take an incredible leap in what we can offer customers, and make Underdog the place to make predictions on sports, and beyond. IG Group’s scale, expertise, resources and reach are going to unlock our potential, expand what we've built, and bring our products to more audiences.” Press release here: iggroup.com/~/media/Files/I/…
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👋 Meet Prometheus 📍 HQ: San Francisco, CA 👥 Leadership: Jeff Bezos (@JeffBezos) and Vik Bajaj (@vik_bajaj) 🌐 Website: prometheus.ai 🚀 Vision & Opportunity: AI for the physical economy, developing artificial intelligence tools that improve the engineering and manufacturing of physical products in the fields of computing, aerospace, automotive, and more. 💸 Round: Series B
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Protagonist retweeted
We are now @SpaceXAI.
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AI requires massive energy, but global competitors are building 10x faster than the US. Energy is national security. Exowatt is solving this by scaling domestic manufacturing for pure, American energy abundance. Watch how we power the next 250 years. 🇺🇸⚡
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Protagonist retweeted
June 2026 @roam Investor Update +107% ARR YoY +6.9% ARR MoM +Record +51 logos, 1111 total logos +113% NDR
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Yesterday, Epirus high-power microwave was demonstrated to @SecWar & @USWREMichael. Its one-to-many capability pairs low-cost, low-collateral effects with an unlimited magazine to defeat swarms, fast-moving and fiber-optic-guided drones. HPM is effective, proven and ready to deploy at scale as part of a layered defense architecture.
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