Risk Dashboard — historical VaR and CVaR, annualized volatility and drawdown on a weighted BVC and global-ETF portfolio

Risk Dashboard

A weighted BVC and global-ETF portfolio risk dashboard: historical VaR 95%/99% and CVaR, annualized volatility, maximum drawdown, Sharpe and Sortino, rolling volatility and correlations, and deterministic equity and rate shocks.

EN · October 21, 2026 · Yirviel Somé
Illustrative cover: the US 10-year Treasury yield at 5.1%, with a schematic rising yield path from 2019 to 2026

The Big Short, Again: What 5% Treasuries Are Really Telling Us

The 10-year Treasury above 5% is not 2008. It is the opposite kind of shock: not a credit crisis but a duration crisis, arriving in a world where the leverage has moved from the banks to private credit, the basis trade and the government itself. A field guide to what rhymes, what doesn’t, and why the real Big Short was never a prediction — it was a financing structure.

EN · October 17, 2026 · Yirviel Somé
MASI chart from 21 September to 16 October 2026, showing the correction from 18,076 to 16,749 points and the rebound around 17,000

MASI below 17,000: anatomy of a correction that is not a crash

The MASI lost 7.3% between its September high and its 8 October low, and nearly 10% year to date. This is not a crash: it is a correction that exposes the structure of a market that climbed on one leg — mining — with less and less liquidity, while the global cost of capital was changing regime. What happened, what it does not say, and what to watch.

EN · October 17, 2026 · Yirviel Somé