BUILD YOUR STRATEGIC WORLD
WITH BRANDON COSTELLO
Take control of your future using insights I’ve built through execution in cybersecurity, econometrics, and applied data workflows.
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The Journey
University College Dublin
Sharpened commercial instincts through finance, org behaviour, and strategic change. Read, argued, built frameworks.
Tenable Network Security
Real-world fire. Managed complex EMEA accounts. High-stakes clients. Vulnerability remediation. Cross-functional delivery.
Trinity College Dublin
Dove deep into Applied Economics and Big Data. Time series. Forecasting. ML models. Includes a capstone report using financial engineering + machine learning to predict share price movements and macroeconomic events.
Execution Layer
This site. These tools. This story. The synthesis of business logic, data power, and a builder's intuition. Let's build your edge next.
Let’s Talk
The journey isn't linear. It's layered, like volatility. If you've read this far, you're not here by accident. Whether you want to build with me, collaborate on data, or just test ideas — I’m open. Let’s move the needle.
“We’re not just observers of change — we’re the ones causing it."
Current Reading & Research Stack
Updated regularly. These are the thinkers, frameworks, and texts shaping my perspective on macroeconomics, data, and global strategy.
- Raoul Pal Global liquidity cycles and exponential age frameworks (Real Vision deep dives).
- Lyn Alden Fiscal/monetary interplay and sovereign debt structure (Quarterly Macro Reports).
- Brent Johnson Dollar Milkshake theory and capital flight mechanics (MacroVoices appearances).
- Edward Chancellor, "The Price of Time" A historical lens on interest rates and capital as time allocation.
- Patrick O’Shaughnessy Long-term mental models and second-order thinking (Invest Like the Best series).
- Howard Marks Mastering the Markets
Update on Research Report
Using time series methods and alternative data inputs, I built a predictive model that identified rotation into Flutter Entertainment (LSE: FLTR) weeks before it showed in 13F filings (found in the report above).
volume convergence, risk-off sector hedging, and sentiment dispersions. This thesis was later validated by disclosed institutional moves below 25/07/2025:
- Commonwealth Equity Services LLC – Increased stake by 36.3%
- Sei Investments Co. – +137.1%, now holds $15M+ in exposure
- LPL Financial LLC – +491%, a massive position increase
- American Century Companies Inc. – Opened a new position
- Vanguard Group Inc. – +3.2%, now holds $2.47B