Simplex Trading, LLC 13F Holdings
Simplex Trading, LLC's holdings from its Form 13F-HR filing for the quarter ended June 30, 2026, compared with the previous quarter (March 31, 2026). 13F filings list the long U.S. equity positions held by institutional investment managers with over $100 million under management.
Quarter
Q2 2026
Reported 13F value
$170.6B
Largest holding
State STR SPDR S&P 500 ETF T (put)
Biggest Buys (Q2 2026)
| Security | Change | Value of change | % of portfolio |
|---|---|---|---|
| INVESCO QQQ TR (PUT) | +2.51M sh | $1.7B | 5.94% |
| ISHARES TR (PUT) | +5.15M sh | $891.9M | 4.55% |
| SANDISK CORP (PUT) | +578,300 sh | $841.2M | 1.15% |
| MICRON TECHNOLOGY INC (PUT) | +1.02M sh | $763.9M | 2.13% |
| STATE STR SPDR S&P 500 ETF T (CALL) | +1.07M sh | $750.9M | 9.95% |
| CARVANA CO (CALL) | +2.48M sh | $470.6M | 0.12% |
| SPACE EXPLORATION TECHN CORP (CALL) | New position | $401.3M | 0.24% |
| INVESCO QQQ TR (CALL) | +526,600 sh | $345.9M | 4.71% |
| SPACE EXPLORATION TECHN CORP (PUT) | New position | $322.9M | 0.19% |
| VANECK ETF TRUST (PUT) | +690,600 sh | $227.4M | 0.95% |
Biggest Sells (Q2 2026)
| Security | Change | Value of change | % of portfolio |
|---|---|---|---|
| STATE STR SPDR S&P 500 ETF T (PUT) | -8.74M sh | -$6.1B | 14.63% |
| TESLA INC (PUT) | -2.51M sh | -$995.4M | 1.43% |
| TESLA INC (CALL) | -2.19M sh | -$869.6M | 1.73% |
| ISHARES TR (CALL) | -6.54M sh | -$783.9M | 1.96% |
| SPDR GOLD TR (PUT) | -1.82M sh | -$727.7M | 0.43% |
| SPDR GOLD TR (CALL) | -1.55M sh | -$620.1M | 0.85% |
| ISHARES SILVER TR (CALL) | -9.07M sh | -$551.7M | 0.34% |
| NVIDIA CORPORATION (PUT) | -2.82M sh | -$528.8M | 1.92% |
| AMAZON COM INC (CALL) | -1.78M sh | -$397.7M | 0.73% |
| ISHARES TR (PUT) | -3.99M sh | -$323.8M | 0.11% |
Top 50 Holdings
| Security | Value | % of portfolio | Change in shares |
|---|---|---|---|
| STATE STR SPDR S&P 500 ETF T (PUT) | $24.9B | 14.63% | -20.74% |
| STATE STR SPDR S&P 500 ETF T (CALL) | $17.0B | 9.95% | +4.96% |
| INVESCO QQQ TR (PUT) | $10.1B | 5.94% | +22.33% |
| INVESCO QQQ TR (CALL) | $8.0B | 4.71% | +5.07% |
| ISHARES TR (PUT) | $7.8B | 4.55% | +15.05% |
| MICRON TECHNOLOGY INC (PUT) | $3.6B | 2.13% | +48.37% |
| NVIDIA CORPORATION (CALL) | $3.5B | 2.06% | -8.18% |
| ISHARES TR (CALL) | $3.3B | 1.96% | -19.54% |
| NVIDIA CORPORATION (PUT) | $3.3B | 1.92% | -14.70% |
| TESLA INC (CALL) | $2.9B | 1.73% | -23.87% |
| TESLA INC (PUT) | $2.4B | 1.43% | -30.23% |
| ALPHABET INC (CALL) | $2.4B | 1.39% | -7.52% |
| APPLE INC (CALL) | $2.4B | 1.39% | -6.75% |
| MICRON TECHNOLOGY INC (CALL) | $2.2B | 1.29% | -5.97% |
| META PLATFORMS INC (CALL) | $2.0B | 1.20% | -11.91% |
| SANDISK CORP (PUT) | $2.0B | 1.15% | +202.06% |
| ADVANCED MICRO DEVICES INC (PUT) | $2.0B | 1.15% | -3.05% |
| ALPHABET INC (PUT) | $1.9B | 1.13% | +7.42% |
| MICROSOFT CORP (CALL) | $1.7B | 1.02% | +11.43% |
| APPLE INC (PUT) | $1.7B | 1.01% | -1.13% |
| ADVANCED MICRO DEVICES INC (CALL) | $1.7B | 1.01% | +0.12% |
| VANECK ETF TRUST (PUT) | $1.6B | 0.95% | +21.08% |
| SPDR GOLD TR (CALL) | $1.5B | 0.85% | -28.28% |
| AMAZON COM INC (CALL) | $1.2B | 0.73% | -25.44% |
| META PLATFORMS INC (PUT) | $1.2B | 0.69% | -16.67% |
| SELECT SECTOR SPDR TR (PUT) | $963.2M | 0.56% | -15.50% |
| MICROSOFT CORP (PUT) | $904.9M | 0.53% | +2.52% |
| SELECT SECTOR SPDR TR (CALL) | $883.0M | 0.52% | -4.10% |
| AMAZON COM INC (PUT) | $830.9M | 0.49% | -20.56% |
| VANECK ETF TRUST (CALL) | $804.7M | 0.47% | +20.56% |
| STATE STR SPDR DOW JONES IND (CALL) | $785.2M | 0.46% | +2.38% |
| BROADCOM INC (PUT) | $754.5M | 0.44% | -4.76% |
| INTEL CORP (PUT) | $744.9M | 0.44% | +29.04% |
| SPDR GOLD TR (PUT) | $739.9M | 0.43% | -47.57% |
| INTEL CORP (CALL) | $724.0M | 0.42% | -24.83% |
| BROADCOM INC (CALL) | $695.5M | 0.41% | +9.62% |
| TAIWAN SEMICONDUCTOR MANUFAC (PUT) | $630.4M | 0.37% | -10.51% |
| SANDISK CORP (CALL) | $588.2M | 0.34% | -1.45% |
| ISHARES SILVER TR (CALL) | $583.7M | 0.34% | -45.39% |
| PALANTIR TECHNOLOGIES INC (PUT) | $547.4M | 0.32% | -3.28% |
| NETFLIX INC. (CALL) | $530.2M | 0.31% | +0.16% |
| UNITEDHEALTH GROUP INC (CALL) | $508.4M | 0.30% | -36.26% |
| NETFLIX INC. (PUT) | $474.3M | 0.28% | -12.24% |
| PALANTIR TECHNOLOGIES INC (CALL) | $423.4M | 0.25% | -8.95% |
| ISHARES BITCOIN TRUST ETF (CALL) | $414.8M | 0.24% | -5.31% |
| UNITEDHEALTH GROUP INC (PUT) | $405.7M | 0.24% | -15.89% |
| SPACE EXPLORATION TECHN CORP (CALL) | $401.3M | 0.24% | New |
| MARVELL TECHNOLOGY INC (PUT) | $395.1M | 0.23% | +33.42% |
| ORACLE CORP (PUT) | $383.8M | 0.23% | +0.55% |
| DIREXION SHARES ETF TRUST (PUT) | $383.2M | 0.22% | -36.09% |
Values are as reported in the filing, adjusted for stock splits. Ranked by market value; options and other non-equity positions may be included where the filing lists them.
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