On The Brink with Castle Island

Market Analysis

Brandon Arvanaghi: Meow is pioneering bank accounts for AI agents, the shift from traditional banks to fintech is inevitable, and AI agents will revolutionize financial negotiations | On The Brink

23/04/2026

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Prediction Markets Cross 0B as Kalshi Expands Lead Over Polymarket

Prediction Markets Cross $150B as Kalshi Expands Lead Over Polymarket

04/05/2026 0

TLDR: Table of Contents Kalshi hit $14.81B April volume, setting a new record despite no major seasonal sports peak Polymarket dropped to $9.01B in April...

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Polymarket April Fees Hit .36M as On-Chain Prediction Markets Surge

Polymarket April Fees Hit $43.36M as On-Chain Prediction Markets Surge

03/05/2026 0

TLDR: Table of Contents Polymarket April fees hit $43.36M, driven by higher trading activity across global prediction markets Polymarket Global contributed $37.81M while the US...

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Prediction Markets Cross 0B as Kalshi Expands Lead Over Polymarket

Prediction Markets Hit $25.7B Monthly Volume as Retail Traders Take the Lead in Q1 2026

01/05/2026 0

TLDR: Table of Contents 82.3% of Polymarket users traded under $10,000 in Q1 2026, confirming strong retail market dominance. Sports generated $10.1B in Q1 volume,...

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RailsX Goes Live: Amboss Brings Self-Custodial Bitcoin and Stablecoin Trading to the Lightning Network

RailsX Goes Live: Amboss Brings Self-Custodial Bitcoin and Stablecoin Trading to the Lightning Network

30/04/2026 0

TLDR: Table of Contents RailsX enables peer-to-peer bitcoin and stablecoin trading natively on the Lightning Network with no intermediary.. The platform launches with two stablecoin...

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Robinhood Ventures Fund I Invests Million in OpenAI to Expand Retail Investor Access

Robinhood Ventures Fund I Invests $75 Million in OpenAI to Expand Retail Investor Access

23/04/2026 0

TLDR: Table of Contents Robinhood Ventures Fund I purchased $75M in OpenAI common stock on April 17, 2026, via NYSE-listed RVI. RVI listed on the...

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X Cashtags Generate B Trading Volume in Two Days During Canada Pilot Launch

X Cashtags Generate $1B Trading Volume in Two Days During Canada Pilot Launch

19/04/2026 0

TLDR: Table of Contents X cashtags recorded about $1B in trading volume within two days of launch in Canada. The feature allows users to tap...

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Bitcoin market dominance moves above 61%: Will altcoins follow?

Bitcoin market dominance moves above 61%: Will altcoins follow?

07/05/2026

Ondo, JPMorgan, Mastercard and Ripple complete tokenized Treasury pilot on XRP Ledger

Ondo, JPMorgan, Mastercard and Ripple complete tokenized Treasury pilot on XRP Ledger

07/05/2026

Market Analysis

Dave: Traditional finance professionals are flocking to crypto, institutional demand for Bitcoin is rising, and blockchain will transform finance in 3-7 years | The Wolf Of All Streets

07/05/2026

US, Iran near agreement to end conflict with one-page memorandum

US, Iran near agreement to end conflict with one-page memorandum

07/05/2026

Market Analysis

Graham Linehan: Misunderstandings in women’s sports, mental health risks of puberty blockers, and AI as a creative collaborator | The Peter McCormack Show

07/05/2026

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