Holdings, ideas, research, journal & tax
Closed positions compared to what SPY (US large-cap index) did over the same holding period. Alpha = your return − SPY return. Positive alpha = you beat the index.
| Ticker | Held | Cost (€) | Proceeds (€) | Your return | SPY return | Alpha |
|---|---|---|---|---|---|---|
|
NVDA
2025-01-01 → 2026-01-16
|
380d | 95.37 | 118.22 | +23.96% | +19.40% | +4.56 pp |
| Average alpha across 1 closed position (1 beat SPY, 0 underperformed) | +4.56 pp | |||||
Caveat: your return is in EUR (already includes FX); SPY return is in USD. For Belgian-tax-purposes positions held through Dec 31 2025, the buy date is the step-up date, not your original purchase.