| Ticker | Instrument | Last | Chg | %Chg | Bid | Ask | High | Low | 52W/24H |
|---|
| Date | Note | Tag |
|---|---|---|
| 2026-08-21 | Execution Timing and the Cost of Immediacy — urgency is a cost, not a free variable. | EXECUTION |
| 2026-08-13 | The Half-Life of Short-Horizon Factors — decay dominates as turnover rises. | SIGNAL |
| 2026-08-05 | Survivorship Bias in Cross-Sectional Backtests — membership must be point-in-time. | FACTOR |
| 2026-07-28 | Point-in-Time Data and the Revision Problem — the as-of view is the only view that survives audit. | DATA |
| 2026-07-16 | Transaction Costs as a First-Class Signal — cost belongs in the objective. | SIGNAL |
| 2026-07-08 | Drawdown Regimes and Explicit Risk Budgets — budgets should respond to the regime. | RISK |
| 2026-06-29 | On the Fragility of Overfit Sharpe Ratios — a selection statistic, not a forecast. | BACKTEST |
| 2026-06-18 | Factor Crowding and Capacity Decay — proxies precede the reversion. | FACTOR |
| 2026-06-08 | Regime-Conditional Volatility Targeting — leverage by another name. | RISK |