Institutional investor · Portfolio as of Q4 2025
SIMPLEX TRADING, LLC manages $3.6B across 2449 positions as of Q4 2025. Top holdings: SPDR S&P 500 ETF TR (15.9%), SPDR S&P 500 ETF TR (7.5%), INVESCO QQQ TR (5.3%). Fund DNA: Momentum Trader.
Top holdings by portfolio weight
Best and worst performing positions by estimated return
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View plansCost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.
Positions with 2+ consecutive quarters of increases - persistent directional conviction.
Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer
Portfolio allocation by GICS sector
Behavioral investing profile