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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) |
|---|---|---|---|---|---|
| NURIX THERAPEUTICS INC | CALL | 67080M903 | CALL | 14,700 shares | $348,537 |
| ALLIANT ENERGY CORP | CALL | 018802908 | CALL | 5,500 shares | $348,150 |
| JUMIA TECHNOLOGIES AG | COM | 48138M105 | — | 52,226 shares | $347,302 |
| CMS ENERGY CORP | PUT | 125896950 | PUT | 5,500 shares | $346,940 |
| KYNDRYL HLDGS INC | CALL | 50155Q900 | CALL | 30,800 shares | $346,808 |
| ADECOAGRO S A | PUT | L00849956 | PUT | 34,200 shares | $346,788 |
| VANGUARD WORLD FD | COM | 921910816 | — | 3,737 shares | $346,233 |
| ROUNDHILL ETF TRUST | COM | 77926X650 | — | 11,927 shares | $346,097 |
| THEMES ETF TR | PUT | 882927954 | PUT | 15,700 shares | $345,557 |
| ISHARES TR | COM | 464287176 | — | 3,320 shares | $345,412 |
| IMAX CORP | CALL | 45245E909 | CALL | 6,300 shares | $345,240 |
| PHOTRONICS INC | CALL | 719405902 | CALL | 11,200 shares | $344,736 |
| HAWKEYE 360 INC | COM | 420201105 | — | 22,825 shares | $344,657 |
| AMERIPRISE FINL INC | CALL | 03076C906 | CALL | 700 shares | $344,645 |
| VERSANT MEDIA GROUP INC | COM | 925283103 | — | 10,861 shares | $344,293 |
| HUDSON PACIFIC PROPERTIES IN | CALL | 444097906 | CALL | 29,800 shares | $343,892 |
| VANGUARD WHITEHALL FDS | CALL | 921946905 | CALL | 3,400 shares | $343,842 |
| ITURAN LOCATION AND CONTROL | COM | M6158M104 | — | 6,711 shares | $343,737 |
| QORVO INC | PUT | 74736K951 | PUT | 3,000 shares | $343,440 |
| ISHARES INC | CALL | 464286901 | CALL | 5,100 shares | $343,383 |
| ASPEN AEROGELS INC | PUT | 04523Y955 | PUT | 62,600 shares | $343,048 |
| ANNEXON INC | COM | 03589W102 | — | 81,084 shares | $342,985 |
| REDWOOD TRUST INC | COM | 758075402 | — | 88,395 shares | $342,972 |
| WILLIAMS SONOMA INC | CALL | 969904901 | CALL | 1,500 shares | $341,910 |
| SAGIMET BIOSCIENCES INC | CALL | 786700904 | CALL | 34,600 shares | $341,848 |
| BCE INC | PUT | 05534B950 | PUT | 16,800 shares | $341,712 |
| DIREXION SHARES ETF TRUST | PUT | 25460G956 | PUT | 3,400 shares | $341,428 |
| CNA FINL CORP | CALL | 126117900 | CALL | 7,600 shares | $341,088 |
| DISC MEDICINE INC | CALL | 254604901 | CALL | 5,200 shares | $340,392 |
| ISHARES INC | CALL | 464286901 | CALL | 9,000 shares | $340,290 |
| FIRST TR EXCHANGE TRADED FD | COM | 33738R811 | — | 1,342 shares | $339,727 |
| DOUBLEVERIFY HLDGS INC | COM | 25862V105 | — | 25,140 shares | $339,138 |
| INVESCO DB COMMDY INDX TRCK | COM | 46138B103 | — | 10,480 shares | $338,713 |
| SPIRE GLOBAL INC | COM | 848560306 | — | 30,251 shares | $338,206 |
| ZTO EXPRESS CAYMAN INC | PUT | 98980A955 | PUT | 17,400 shares | $337,908 |
| OLIN CORP | PUT | 680665955 | PUT | 21,800 shares | $337,900 |
| VANGUARD INDEX FDS | CALL | 922908909 | CALL | 1,000 shares | $337,830 |
| STARWOOD PPTY TR INC | COM | 85571B105 | — | 24,999 shares | $337,486 |
| ROUNDHILL ETF TRUST | COM | 77926X783 | — | 3,298 shares | $336,956 |
| ITRON INC | CALL | 465741906 | CALL | 3,900 shares | $336,726 |
| LENZ THERAPEUTICS INC | PUT | 52635N953 | PUT | 87,400 shares | $335,616 |
| AMBEV SA | PUT | 02319V953 | PUT | 114,900 shares | $335,508 |
| BIOAGE LABS INC | CALL | 09077V900 | CALL | 47,200 shares | $334,648 |
| VISHAY PRECISION GROUP INC | CALL | 92835K903 | CALL | 4,600 shares | $334,604 |
| DARLING INGREDIENTS INC | PUT | 237266951 | PUT | 5,500 shares | $333,905 |
| MAGNOLIA OIL & GAS CORP | CALL | 559663909 | CALL | 14,200 shares | $333,558 |
| INVESCO EXCH TRADED FD TR II | COM | 46138G706 | — | 7,583 shares | $333,424 |
| ATOMERA INC | CALL | 04965B900 | CALL | 76,400 shares | $333,104 |
| TECHNIPFMC PLC | PUT | G87110955 | PUT | 4,900 shares | $332,808 |
| COLLEGIUM PHARMACEUTICAL INC | COM | 19459J104 | — | 15,231 shares | $332,340 |
| LEGALZOOM COM INC | CALL | 52466B903 | CALL | 59,200 shares | $332,112 |
| DIREXION SHARES ETF TRUST | CALL | 25461H901 | CALL | 6,400 shares | $331,968 |
| UNIVERSAL DISPLAY CORP | PUT | 91347P955 | PUT | 4,300 shares | $331,272 |
| LGI HOMES INC | COM | 50187T106 | — | 7,096 shares | $330,957 |
| ILLINOIS TOOL WKS INC | COM | 452308109 | — | 1,285 shares | $330,604 |
| LINCOLN EDL SVCS CORP | PUT | 533535950 | PUT | 15,100 shares | $330,237 |
| PROCURE ETF TRUST II | CALL | 74280R905 | CALL | 7,800 shares | $330,057 |
| VERISK ANALYTICS INC | COM | 92345Y106 | — | 1,966 shares | $329,993 |
| TALOS ENERGY INC | CALL | 87484T908 | CALL | 20,200 shares | $329,865 |
| FS KKR CAP CORP | COM | 302635206 | — | 30,001 shares | $329,710 |
| LEONARDO DRS INC | CALL | 52661A908 | CALL | 9,000 shares | $329,670 |
| APTERA MOTORS CORP | CALL | 03835W904 | CALL | 158,400 shares | $329,472 |
| GRANITESHARES ETF TR | PUT | 38747R954 | PUT | 10,100 shares | $329,462 |
| BEONE MEDICINES LTD | CALL | 07725L902 | CALL | 900 shares | $329,346 |
| VERRA MOBILITY CORP | CALL | 92511U902 | CALL | 106,200 shares | $329,220 |
| BANCO BBVA ARGENTINA S A | COM | 058934100 | — | 25,616 shares | $329,165 |
| DTE ENERGY CO | PUT | 233331957 | PUT | 2,700 shares | $328,860 |
| KURA ONCOLOGY INC | CALL | 50127T909 | CALL | 30,700 shares | $328,797 |
| SHARPLINK INC | COM | 820014405 | — | 35,386 shares | $328,382 |
| BOWMAN CONSULTING GROUP LTD | PUT | 103002951 | PUT | 7,700 shares | $328,328 |
| STERIS PLC | COM | G8473T100 | — | 1,562 shares | $328,035 |
| PAYLOCITY HLDG CORP | CALL | 70438V906 | CALL | 2,300 shares | $327,910 |
| VELO3D INC | PUT | 92259N952 | PUT | 30,100 shares | $327,789 |
| GRAYSCALE CHAINLINK TR ETF | PUT | 38963V956 | PUT | 26,000 shares | $327,600 |
| CORBUS PHARMACEUTICALS HLDGS | COM | 21833P301 | — | 47,857 shares | $326,384 |
| COLUMBIA FINL INC | PUT | 197914954 | PUT | 29,500 shares | $326,270 |
| NNN REIT INC | COM | 637417106 | — | 7,938 shares | $326,172 |
| COMMUNITY HEALTHCARE TR INC | PUT | 20369C956 | PUT | 23,000 shares | $326,140 |
| GLOBAL E ONLINE LTD | CALL | M5216V906 | CALL | 8,200 shares | $325,786 |
| NAVAN INC | PUT | 639193951 | PUT | 15,500 shares | $325,344 |
| INMODE LTD | COM | M5425M103 | — | 22,925 shares | $324,847 |
| SOCIEDAD QUIMICA Y MINERA DE | CALL | 833635905 | CALL | 5,000 shares | $324,350 |
| ASANA INC | CALL | 04342Y904 | CALL | 38,400 shares | $323,712 |
| CULLINAN THERAPEUTICS INC | COM | 230031106 | — | 21,056 shares | $323,209 |
| POST HLDGS INC | COM | 737446104 | — | 4,434 shares | $323,016 |
| SUPERNUS PHARMACEUTICALS | PUT | 868459958 | PUT | 7,500 shares | $322,800 |
| SPHERE ENTERTAINMENT CO | PUT | 55826T952 | PUT | 2,400 shares | $322,656 |
| ELANCO ANIMAL HEALTH INC | PUT | 28414H953 | PUT | 14,400 shares | $322,416 |
| NRX PHARMACEUTICALS INC | CALL | 629444909 | CALL | 110,400 shares | $322,368 |
| DIREXION SHARES ETF TRUST | COM | 25460G153 | — | 2,942 shares | $322,149 |
| EXCHANGE TRADED CONCEPTS TRU | CALL | 301505909 | CALL | 4,000 shares | $321,839 |
| BITWISE SOLANA STAKING ETF | PUT | 091948959 | PUT | 19,900 shares | $321,385 |
| VANECK ETF TRUST | CALL | 92189H900 | CALL | 5,000 shares | $321,300 |
| CBRE GROUP INC | PUT | 12504L959 | PUT | 2,500 shares | $321,175 |
| CANADIAN NATL RY CO | PUT | 136375952 | PUT | 2,700 shares | $321,030 |
| VISTANCE NETWORKS INC | COM | 20337X109 | — | 53,657 shares | $320,868 |
| BUMBLE INC | COM | 12047B105 | — | 121,972 shares | $320,786 |
| BETA BIONICS INC | CALL | 08659B902 | CALL | 16,900 shares | $320,762 |
| PONY AI INC | PUT | 732908958 | PUT | 49,000 shares | $320,460 |
| EIGHTCO HOLDINGS INC | CALL | 22890A902 | CALL | 273,700 shares | $320,229 |