Swing trader
William John Sempolinski @williamjohnsempolinski
Institutional investment manager. Holdings disclosed quarterly to the SEC on Form 13F (CIK 0002149024).
Record
- Tracked since 2026-06-30 (182 days), 58 trades recorded
- Returns: week n/a · month n/a · 90 days +13.5% · 6 months n/a · 1 year n/a · all +8.6%
- Max drawdown n/a · win rate 11% · data quality Good
- Source: SEC 13F Filings (live) (SEC EDGAR; typical delay 45 days)
Open positions
- NVDA · 23.3% · long · since 2026-06-30
- AAPL · 9.7% · long · since 2026-06-30
- TBUX · 5.6% · long · since 2026-06-30
- MSFT · 4.2% · long · since 2026-06-30
- SGOV · 4.1% · long · since 2026-06-30
- GOOGL · 3.1% · long · since 2026-06-30
- AMZN · 3.0% · long · since 2026-06-30
- CGDV · 2.1% · long · since 2026-06-30
- MOAT · 2.1% · long · since 2026-06-30
- ITA · 2.1% · long · since 2026-06-30
- IGV · 2.0% · long · since 2025-12-31
- META · 1.9% · long · since 2026-06-30