SIMPLEX TRADING, LLC 13F Holdings

CIK 0001488542 · CHICAGO, IL

As of Sep 30, 2025, SIMPLEX TRADING, LLC reported 10,359 positions worth 58.6M in its SEC Form 13F filing.

Top 25 holdings

SecurityTickerSectorSharesValue% of portfolio
SPDR S&P 500 ETF TR——46,740,800$31.1M19.62%
SPDR S&P 500 ETF TR——18,376,900 2.2M7.72%
INVESCO QQQ TR——18,952,300 0.9M6.84%
ISHARES TR——36,074,200$5.7M3.62%
TESLA INC——12,499,100$5.4M3.40%
NVIDIA CORPORATION——27,451,100$5.1M3.23%
TESLA INC——11,449,500$5.1M3.20%
INVESCO QQQ TR CALL——7,981,500$4.8M3.02%
NVIDIA CORPORATION——25,863,000$4.8M3.02%
ISHARES TR——26,356,300$3.2M2.01%
SPDR GOLD TR——7,042,400$2.5M1.58%
APPLE INC——9,758,200$2.5M1.56%
APPLE INC——9,777,800$2.4M1.50%
ALPHABET INC——9,883,900$2.4M1.48%
META PLATFORMS INC——3,068,300$2.3M1.42%
SPDR GOLD TR——5,999,200$2.1M1.34%
MICROSOFT CORP——3,643,200 .9M1.18%
AMAZON COM INC——8,159,500 .8M1.12%
MICROSOFT CORP——3,148,000 .6M1.03%
META PLATFORMS INC——2,217,000 .6M1.00%
ALPHABET INC——6,873,700 .6M1.00%
MICROSTRATEGY INC——4,819,500 .5M0.94%
SELECT SECTOR SPDR TR——13,918,300 .4M0.87%
AMAZON COM INC——5,089,900 .1M0.70%
ISHARES BITCOIN TRUST ETF——17,164,300 .1M0.70%