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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) |
|---|---|---|---|---|---|
| COMPANHIA DE SANEAMENTO BASI | CALL | 20441A902 | CALL | 9,400 shares | $49,914 |
| SASOL LTD | COM | 803866300 | — | 3,606 shares | $49,834 |
| HAVERTY FURNITURE COS INC | CALL | 419596901 | CALL | 1,800 shares | $49,806 |
| CRESCENT BIOPHARMA INC. | COM | G2545C104 | — | 3,413 shares | $49,795 |
| PATTERN GROUP INC | CALL | 70339W904 | CALL | 2,900 shares | $49,764 |
| SAVERS VALUE VLG INC | PUT | 80517M959 | PUT | 5,400 shares | $49,734 |
| NCR ATLEOS CORPORATION | PUT | 63001N956 | PUT | 1,100 shares | $49,698 |
| SURGERY PARTNERS INC | COM | 86881A100 | — | 3,583 shares | $49,696 |
| CUBESMART | COM | 229663109 | — | 1,321 shares | $49,643 |
| PIMCO ETF TR | PUT | 72201R952 | PUT | 1,100 shares | $49,610 |
| ETF OPPORTUNITIES TRUST | CALL | 26923N905 | CALL | 1,600 shares | $49,531 |
| DATA I O CORP | CALL | 237690902 | CALL | 16,900 shares | $49,517 |
| BALCHEM CORP | CALL | 057665900 | CALL | 300 shares | $49,488 |
| MERCURY GENL CORP NEW | CALL | 589400900 | CALL | 500 shares | $49,425 |
| COMSTOCK RES INC | COM | 205768302 | — | 4,008 shares | $49,378 |
| FILANA THERAPEUTICS INC | COM | 14817C107 | — | 55,699 shares | $49,349 |
| NEWTEKONE INC | COM | 652526203 | — | 4,430 shares | $49,305 |
| LB PHARMACEUTICALS INC | COM | 50180M108 | — | 1,283 shares | $49,241 |
| AMERIPRISE FINL INC | PUT | 03076C956 | PUT | 100 shares | $49,235 |
| GAIN THERAPEUTICS INC | COM | 36269B105 | — | 28,457 shares | $49,230 |
| VANGUARD MALVERN FDS | PUT | 922020955 | PUT | 1,000 shares | $49,220 |
| SHAKE SHACK INC | COM | 819047101 | — | 838 shares | $49,173 |
| DIREXION SHARES ETF TRUST | COM | 25461A312 | — | 1,767 shares | $49,145 |
| VANGUARD BD INDEX FDS | PUT | 921937955 | PUT | 700 shares | $49,105 |
| EASTMAN CHEM CO | COM | 277432100 | — | 757 shares | $49,083 |
| MORGAN STANLEY DIRECT LENDIN | CALL | 61774A903 | CALL | 3,600 shares | $49,068 |
| AVISTA CORP | COM | 05379B107 | — | 1,398 shares | $49,055 |
| SABRE CORP | PUT | 78573M954 | PUT | 23,100 shares | $48,972 |
| HARTFORD INSURANCE GROUP INC | PUT | 416515954 | PUT | 400 shares | $48,944 |
| SERVICE PPTYS TR | COM | 81761L201 | — | 7,600 shares | $48,944 |
| GLOBAL X FDS | CALL | 37960A903 | CALL | 700 shares | $48,888 |
| GENPACT LIMITED | PUT | G3922B957 | PUT | 1,500 shares | $48,795 |
| CHENIERE ENERGY PARTNERS L P | PUT | 16411Q951 | PUT | 800 shares | $48,688 |
| CONDUENT INC | COM | 206787103 | — | 31,154 shares | $48,600 |
| BLAIZE HLDGS INC | CALL | 092915907 | CALL | 101,900 shares | $48,596 |
| ENLIGHT RENEWABLE ENERGY LTD | PUT | M4056D950 | PUT | 700 shares | $48,587 |
| IMMUNOCORE HLDGS PLC | CALL | 45258D905 | CALL | 1,600 shares | $48,464 |
| MIMEDX GROUP INC | PUT | 602496951 | PUT | 10,400 shares | $48,464 |
| SKYWEST INC | PUT | 830879952 | PUT | 500 shares | $48,460 |
| DIREXION SHARES ETF TRUST | CALL | 25461A904 | CALL | 4,100 shares | $48,421 |
| SPERO THERAPEUTICS INC | CALL | 84833T903 | CALL | 40,000 shares | $48,400 |
| SASOL LTD | PUT | 803866950 | PUT | 3,500 shares | $48,370 |
| PALOMAR HLDGS INC | COM | 69753M105 | — | 392 shares | $48,329 |
| LEGENCE CORP | CALL | 52476L909 | CALL | 900 shares | $48,312 |
| EXCHANGE TRADED CONCEPTS TRU | PUT | 301505959 | PUT | 600 shares | $48,276 |
| BANK OF HI CORP | CALL | 062540909 | CALL | 700 shares | $48,244 |
| F N B CORP | PUT | 302520951 | PUT | 2,800 shares | $48,188 |
| BANCORP INC DEL | PUT | 05969A955 | PUT | 1,000 shares | $48,160 |
| CYTOMX THERAPEUTICS INC. | PUT | 23284F955 | PUT | 17,700 shares | $48,143 |
| PROQR THRAPEUTICS N V | CALL | N71542909 | CALL | 29,000 shares | $48,140 |
| WILLSCOT HLDGS CORP | PUT | 971378954 | PUT | 2,800 shares | $48,104 |
| LENZ THERAPEUTICS INC | COM | 52635N103 | — | 12,518 shares | $48,069 |
| CATO CORP NEW | PUT | 149205956 | PUT | 20,100 shares | $48,039 |
| ARBUTUS BIOPHARMA CORP | COM | 03879J100 | — | 10,044 shares | $48,010 |
| TRIUMPH FINANCIAL INC | CALL | 89679E900 | CALL | 800 shares | $47,992 |
| ABRDN ETFS | COM | 003261104 | — | 1,855 shares | $47,988 |
| AIRJOULE TECHNOLOGIES CORP | CALL | 612160901 | CALL | 12,300 shares | $47,970 |
| VULCAN MATLS CO | COM | 929160109 | — | 196 shares | $47,947 |
| FRANKLIN ELEC INC | PUT | 353514952 | PUT | 500 shares | $47,945 |
| ALKAMI TECHNOLOGY INC | CALL | 01644J908 | CALL | 3,500 shares | $47,915 |
| CALLAWAY GOLF CO | CALL | 131193904 | CALL | 3,400 shares | $47,906 |
| OCUGEN INC | PUT | 67577C955 | PUT | 46,500 shares | $47,895 |
| LOAR HOLDINGS INC | COM | 53947R105 | — | 778 shares | $47,862 |
| DIREXION SHARES ETF TRUST | COM | 25459W755 | — | 5,772 shares | $47,849 |
| PROSHARES TR | CALL | 74347R902 | CALL | 300 shares | $47,754 |
| PERSPECTIVE THERAPEUTICS INC | COM | 46489V302 | — | 17,360 shares | $47,740 |
| DUCOMMUN INC DEL | COM | 264147109 | — | 278 shares | $47,688 |
| ROUNDHILL ETF TRUST | CALL | 77926X902 | CALL | 2,800 shares | $47,628 |
| GRAYSCALE ETHEREUM STAKING E | COM | 389638107 | — | 2,221 shares | $47,596 |
| DIREXION SHARES ETF TRUST | CALL | 25461H901 | CALL | 4,400 shares | $47,564 |
| CANAAN INC | PUT | 134748952 | PUT | 137,700 shares | $47,506 |
| ROUNDHILL ETF TRUST | PUT | 77926X952 | PUT | 800 shares | $47,464 |
| HORIZON QUANTUM HOLDINGS LTD | COM | Y4000A102 | — | 3,193 shares | $47,447 |
| ARROW ELECTRS INC | COM | 042735100 | — | 209 shares | $47,443 |
| PETCO HEALTH & WELLNESS CO I | PUT | 71601V955 | PUT | 20,900 shares | $47,443 |
| PERIMETER SOLUTIONS INC | CALL | 71385M907 | CALL | 1,800 shares | $47,376 |
| PROCEPT BIOROBOTICS CORP | PUT | 74276L955 | PUT | 2,600 shares | $47,372 |
| STRATASYS LTD | PUT | M85548951 | PUT | 5,700 shares | $47,367 |
| EMBECTA CORP | COM | 29082K105 | — | 8,358 shares | $47,306 |
| SEALSQ CORP | COM | G79483106 | — | 20,210 shares | $47,291 |
| GLOBAL X FDS | PUT | 37954Y959 | PUT | 900 shares | $47,250 |
| BUCKLE INC | CALL | 118440906 | CALL | 1,100 shares | $47,245 |
| HONEST CO INC | PUT | 438333956 | PUT | 9,200 shares | $47,196 |
| SYNAPTICS INC | COM | 87157D109 | — | 465 shares | $47,148 |
| GRAFTECH INTL LTD SR NT | PUT | 384313957 | PUT | 5,700 shares | $47,139 |
| GRUPO AEROPORTUARIO DEL SURE | CALL | 40051E902 | CALL | 200 shares | $47,038 |
| EVERUS CONSTR GROUP | CALL | 300426903 | CALL | 400 shares | $47,008 |
| VANGUARD SCOTTSDALE FDS | PUT | 92206C950 | PUT | 600 shares | $46,986 |
| INVESTMENT MANAGERS SER TR I | COM | 46092D590 | — | 3,800 shares | $46,968 |
| BKV CORP | PUT | 05603J958 | PUT | 2,200 shares | $46,948 |
| DYNAGAS LNG PARTNERS LP | CALL | Y2188B908 | CALL | 12,000 shares | $46,920 |
| INSIGHT ENTERPRISES INC | CALL | 45765U903 | CALL | 300 shares | $46,896 |
| SCHWAB STRATEGIC TR | COM | 808524698 | — | 2,184 shares | $46,824 |
| URBAN OUTFITTERS INC | COM | 917047102 | — | 613 shares | $46,820 |
| SIGHT SCIENCES INC | CALL | 82657M905 | CALL | 5,000 shares | $46,800 |
| MUELLER WTR PRODS INC | PUT | 624758958 | PUT | 2,200 shares | $46,728 |
| GBANK FINL HLDGS INC | COM | 36166F100 | — | 2,569 shares | $46,704 |
| LGI HOMES INC | CALL | 50187T906 | CALL | 1,000 shares | $46,640 |
| LGI HOMES INC | PUT | 50187T956 | PUT | 1,000 shares | $46,640 |
| TEMA ETF TRUST | PUT | 87975E953 | PUT | 1,200 shares | $46,632 |