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SIMPLEX TRADING, LLC
Period ended Sep 30, 2026 · Latest filing Nov 4, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Dec 31, 2024: $178,631,499
- Mar 31, 2025: $156,192,203
- Jun 30, 2025: $174,645,044
- Sep 30, 2025: $194,890,676
- Dec 31, 2025: $177,415,580,964
- Mar 31, 2026: $149,077,957,641
- Jun 30, 2026: $170,565,031,585
- Sep 30, 2026: $183,823,872,854
Top holdings
Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- STATE STR SPDR S&P 500 ETF T · PUT · 78462F953 · shares · PUT: $29,249,377,179
- STATE STR SPDR S&P 500 ETF T · CALL · 78462F903 · shares · CALL: $17,442,492,045
- INVESCO QQQ TR · PUT · 46090E953 · shares · PUT: $12,078,446,721
- INVESCO QQQ TR · CALL · 46090E903 · shares · CALL: $8,865,107,772
- ISHARES TR · PUT · 464287957 · shares · PUT: $7,705,507,038
- ISHARES TR · CALL · 464287907 · shares · CALL: $4,481,046,859
- NVIDIA CORPORATION · PUT · 67066G954 · shares · PUT: $3,643,049,246
- NVIDIA CORPORATION · CALL · 67066G904 · shares · CALL: $3,591,709,422
- META PLATFORMS INC · CALL · 30303M902 · shares · CALL: $3,350,259,082
- MICRON TECHNOLOGY INC · PUT · 595112953 · shares · PUT: $2,763,853,939
Reported holdings
10,469 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| DENTSPLY SIRONA INC | PUT | 24906P959 | PUT | 6,700 shares | $59,361 |
| TENAX THERAPEUTICS INC | PUT | 88032L955 | PUT | 31,400 shares | $59,346 |
| SPDR SERIES TRUST | COM | 78464A599 | — | 305 shares | $59,334 |
| IBOTTA INC | PUT | 451051956 | PUT | 1,500 shares | $59,099 |
| STAR GROUP LP | PUT | 85512C955 | PUT | 4,600 shares | $59,064 |
| TIDAL TRUST II | PUT | 88636J956 | PUT | 7,800 shares | $58,890 |
| VUZIX CORP | PUT | 92921W950 | PUT | 21,100 shares | $58,869 |
| THEMES ETF TR | CALL | 882927904 | CALL | 2,800 shares | $58,828 |
| HIGHPEAK ENERGY INC | COM | 43114Q105 | — | 7,207 shares | $58,809 |
| PERDOCEO ED CORP | CALL | 71363P906 | CALL | 1,900 shares | $58,786 |
| INVESTMENT MANAGERS SER TR I | CALL | 46152N904 | CALL | 2,600 shares | $58,786 |
| STAAR SURGICAL CO | PUT | 852312955 | PUT | 2,600 shares | $58,786 |
| PROSHARES TR | COM | 74350P642 | — | 2,194 shares | $58,777 |
| PEOPLE INC | PUT | 44891N958 | PUT | 1,400 shares | $58,744 |
| GLOBAL INDUSTRIAL COMPANY | CALL | 37892E902 | CALL | 1,400 shares | $58,716 |
| UWM HOLDINGS CORPORATION | COM | 91823B109 | — | 49,756 shares | $58,712 |
| BREAD FINANCIAL HOLDINGS INC | CALL | 018581908 | CALL | 600 shares | $58,650 |
| TELECOM ARGENTINA SA | COM | 879273209 | — | 4,780 shares | $58,650 |
| TEUCRIUM COMMODITY TR | PUT | 88166A950 | PUT | 5,200 shares | $58,552 |
| PLIANT THERAPEUTICS INC | COM | 729139105 | — | 54,171 shares | $58,504 |
| HIGH TEMPLAR TECHNOLOGY LTD | COM | 747798106 | — | 24,526 shares | $58,371 |
| VINFAST AUTO LTD | PUT | Y9390M953 | PUT | 18,700 shares | $58,344 |
| AVEANNA HEALTHCARE HLDGS INC | PUT | 05356F955 | PUT | 4,700 shares | $58,327 |
| ADAPTHEALTH CORP | COM | 00653Q102 | — | 10,302 shares | $58,103 |
| ODYSSEY MARINE EXPL INC | PUT | 676118951 | PUT | 86,000 shares | $58,084 |
| BAR HBR BANKSHARES | PUT | 066849950 | PUT | 1,500 shares | $58,035 |
| KODIAK AI INC. | PUT | 500081954 | PUT | 30,200 shares | $57,984 |
| ALIGHT INC | PUT | 01626W950 | PUT | 6,500 shares | $57,980 |
| CCC INTELLIGENT SOLUTIONS HL | PUT | 12510Q950 | PUT | 8,700 shares | $57,942 |
| INVESCO EXCH TRADED FD TR II | CALL | 46138E905 | CALL | 1,200 shares | $57,816 |
| MEREO BIOPHARMA GROUP PLC | CALL | 589492907 | CALL | 143,600 shares | $57,727 |
| MASCO CORP | COM | 574599106 | — | 856 shares | $57,694 |
| REPLIGEN CORP | CALL | 759916909 | CALL | 300 shares | $57,669 |
| SOLV ENERGY INC | PUT | 78475V953 | PUT | 2,400 shares | $57,648 |
| CAE INC | CALL | 124765908 | CALL | 2,400 shares | $57,624 |
| CSW INDUSTRIALS INC | CALL | 126402906 | CALL | 200 shares | $57,616 |
| VISTA GOLD CORP | CALL | 927926903 | CALL | 21,200 shares | $57,452 |
| ARQIT QUANTUM INC | COM | G0567U127 | — | 2,387 shares | $57,431 |
| SALLY BEAUTY HLDGS INC | COM | 79546E104 | — | 3,497 shares | $57,420 |
| ADVANSIX INC | PUT | 00773T951 | PUT | 3,600 shares | $57,312 |
| ASSOCIATED BANC-CORP | CALL | 045487905 | CALL | 2,000 shares | $57,300 |
| RHYTHM PHARMACEUTICALS INC | CALL | 76243J905 | CALL | 600 shares | $57,129 |
| MILLERKNOLL INC | CALL | 600544900 | CALL | 2,900 shares | $57,014 |
| COMPANIA DE MINAS BUENAVENTU | CALL | 204448904 | CALL | 1,800 shares | $56,844 |
| AMPLIFY ETF TR | COM | 032108847 | — | 5,469 shares | $56,768 |
| CSW INDUSTRIALS INC | COM | 126402106 | — | 197 shares | $56,751 |
| ENTRAVISION COMMUNICATIONS C | PUT | 29382R957 | PUT | 7,700 shares | $56,595 |
| INVIVYD INC | COM | 00534A102 | — | 64,910 shares | $56,471 |
| CATO CORP NEW | CALL | 149205906 | CALL | 23,600 shares | $56,404 |
| ITURAN LOCATION AND CONTROL | CALL | M6158M904 | CALL | 1,100 shares | $56,342 |
| FOGHORN THERAPEUTICS INC | COM | 344174107 | — | 15,770 shares | $56,298 |
| LEXICON PHARMACEUTICALS INC | COM | 528872302 | — | 29,921 shares | $56,101 |
| CAVCO INDS INC DEL | CALL | 149568907 | CALL | 100 shares | $56,026 |
| AGORA INC | CALL | 00851L903 | CALL | 13,400 shares | $56,012 |
| ETF OPPORTUNITIES TRUST | CALL | 26923Y904 | CALL | 5,600 shares | $56,000 |
| DELCATH SYS INC | CALL | 24661P907 | CALL | 3,500 shares | $55,895 |
| PARK HOTELS & RESORTS INC | COM | 700517105 | — | 3,624 shares | $55,882 |
| WHIRLPOOL CORP | COM | 963320106 | — | 1,819 shares | $55,806 |
| SIX FLAGS ENTERTAINMENT CORP | PUT | 83001C958 | PUT | 5,200 shares | $55,692 |
| TIDAL TRUST II | PUT | 88636V959 | PUT | 4,100 shares | $55,637 |
| CHIRON REAL ESTATE INC | PUT | 37954A953 | PUT | 1,600 shares | $55,616 |
| MANPOWERGROUP INC WIS | CALL | 56418H900 | CALL | 1,000 shares | $55,580 |
| CANAAN INC | COM | 134748102 | — | 160,776 shares | $55,467 |
| SONOS INC | CALL | 83570H908 | CALL | 3,100 shares | $55,459 |
| CPI AEROSTRUCTURES INC | PUT | 125919958 | PUT | 10,700 shares | $55,426 |
| THOR INDS INC | CALL | 885160901 | CALL | 800 shares | $55,279 |
| STANDARD LITHIUM CORP | CALL | 853606901 | CALL | 30,200 shares | $55,266 |
| AMERICAN RES CORP | PUT | 02927U958 | PUT | 30,800 shares | $55,132 |
| SCOTTS MIRACLE-GRO CO | PUT | 810186956 | PUT | 1,100 shares | $55,121 |
| WESTLAKE CHEM PARTNERS LP | CALL | 960417903 | CALL | 2,600 shares | $55,120 |
| FULGENT GENETICS INC | CALL | 359664909 | CALL | 2,500 shares | $55,050 |
| SEVEN HILLS REALTY TRUST | PUT | 81784E951 | PUT | 8,000 shares | $55,040 |
| FLOOR & DECOR HLDGS INC | PUT | 339750951 | PUT | 1,200 shares | $54,972 |
| ISHARES TR | CALL | 464287907 | CALL | 700 shares | $54,964 |
| EQUIFAX INC | CALL | 294429905 | CALL | 400 shares | $54,896 |
| PROSHARES TR II | PUT | 74347Y958 | PUT | 2,200 shares | $54,846 |
| NATURAL GROCERS BY VITAMIN | CALL | 63888U908 | CALL | 1,800 shares | $54,828 |
| LIFEVANTAGE CORP | CALL | 53222K905 | CALL | 8,700 shares | $54,809 |
| LANTRONIX INC | CALL | 516548903 | CALL | 7,600 shares | $54,796 |
| CHENIERE ENERGY PARTNERS L P | CALL | 16411Q901 | CALL | 900 shares | $54,774 |
| SCHWAB STRATEGIC TR | CALL | 808524908 | CALL | 1,100 shares | $54,714 |
| GIBRALTAR INDS INC | COM | 374689107 | — | 1,378 shares | $54,568 |
| MONRO INC | PUT | 610236951 | PUT | 3,900 shares | $54,561 |
| COMPANIA DE MINAS BUENAVENTU | COM | 204448104 | — | 1,723 shares | $54,412 |
| MITSUBISHI UFJ FINANCIAL GRO | COM | 606822104 | — | 2,357 shares | $54,375 |
| DRIVEN BRANDS HLDGS INC | PUT | 26210V952 | PUT | 4,600 shares | $54,326 |
| DEL MONTE CORP | COM | G36738105 | — | 1,812 shares | $54,287 |
| ALPHA PRO TECH LTD | CALL | 020772909 | CALL | 10,600 shares | $54,272 |
| RMR GROUP INC | PUT | 74967R956 | PUT | 3,000 shares | $54,239 |
| ANGI INC | CALL | 00183L901 | CALL | 9,400 shares | $54,144 |
| ANAVEX LIFE SCIENCES CORP | CALL | 032797900 | CALL | 26,800 shares | $54,136 |
| WW INTL INC | CALL | 98262P900 | CALL | 3,500 shares | $54,110 |
| FERROVIAL NV | PUT | N3168P951 | PUT | 1,000 shares | $54,100 |
| VANGUARD SCOTTSDALE FDS | CALL | 92206C900 | CALL | 700 shares | $54,075 |
| TIDAL TRUST II | CALL | 88636Y908 | CALL | 3,500 shares | $54,067 |
| NATIONAL VISION HLDGS INC | CALL | 63845R907 | CALL | 3,300 shares | $54,054 |
| CONSTRUCTION PARTNERS INC | PUT | 21044C957 | PUT | 600 shares | $54,018 |
| PROSHARES TR | PUT | 74350P955 | PUT | 3,100 shares | $53,940 |
| MASCO CORP | CALL | 574599906 | CALL | 800 shares | $53,920 |
| ESSEX PPTY TR INC | PUT | 297178955 | PUT | 200 shares | $53,878 |