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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) |
|---|---|---|---|---|---|
| BIOLIFE SOLUTIONS INC | CALL | 09062W904 | CALL | 1,200 shares | $46,620 |
| ISHARES INC | CALL | 46434G909 | CALL | 1,400 shares | $46,564 |
| ISHARES INC | PUT | 46434G959 | PUT | 1,400 shares | $46,564 |
| BITWISE XRP ETF | PUT | 09174F957 | PUT | 2,800 shares | $46,564 |
| PRAIRIE OPER CO | COM | 739650109 | — | 113,077 shares | $46,531 |
| TRINITY INDS INC | COM | 896522109 | — | 1,821 shares | $46,508 |
| FIRST INTST BANCSYSTEM INC | CALL | 32055Y901 | CALL | 1,300 shares | $46,462 |
| HIGHWOODS PPTYS INC | PUT | 431284958 | PUT | 1,600 shares | $46,432 |
| DIREXION SHARES ETF TRUST | PUT | 25461H951 | PUT | 3,200 shares | $46,368 |
| NAVIGATOR HLDGS LTD | CALL | Y62132908 | CALL | 2,000 shares | $46,360 |
| UFP INDUSTRIES INC | PUT | 90278Q958 | PUT | 600 shares | $46,332 |
| AMNEAL PHARMACEUTICALS INC | PUT | 03168L955 | PUT | 2,300 shares | $46,322 |
| SPDR SERIES TRUST | PUT | 78464A958 | PUT | 200 shares | $46,250 |
| NN INC | PUT | 629337956 | PUT | 12,600 shares | $46,242 |
| LIGHTBRIDGE CORP | COM | 53224K302 | — | 7,351 shares | $46,237 |
| STEVANATO GROUP S P A | CALL | T9224W909 | CALL | 2,200 shares | $46,156 |
| AXOGEN INC | CALL | 05463X906 | CALL | 1,100 shares | $46,112 |
| 21SHARES HYPERLIQUID STAKING | CALL | 90137V908 | CALL | 900 shares | $46,071 |
| GETTY IMAGES HOLDINGS INC | PUT | 374275955 | PUT | 536,200 shares | $46,059 |
| STAAR SURGICAL CO | COM | 852312305 | — | 2,037 shares | $46,056 |
| GRUPO TELEVISA S A B | COM | 40049J206 | — | 20,139 shares | $45,916 |
| MICROBOT MED INC | COM | 59503A204 | — | 38,242 shares | $45,890 |
| REVVITY INC | CALL | 714046909 | CALL | 300 shares | $45,866 |
| ACADIAN ASSET MANAGEMENT INC | CALL | 10948W903 | CALL | 500 shares | $45,854 |
| PACKAGING CORP AMER | PUT | 695156959 | PUT | 200 shares | $45,852 |
| HAPPEN INC | CALL | 52603A908 | CALL | 3,100 shares | $45,818 |
| WORTHINGTON STL INC | CALL | 982104901 | CALL | 1,300 shares | $45,799 |
| THEMES ETF TR | PUT | 882927954 | PUT | 5,800 shares | $45,762 |
| IDEX CORP | CALL | 45167R904 | CALL | 200 shares | $45,596 |
| RYDER SYS INC | CALL | 783549908 | CALL | 200 shares | $45,572 |
| STRATASYS LTD | COM | M85548101 | — | 5,482 shares | $45,555 |
| GLOBAL X FDS | COM | 37954Y657 | — | 2,587 shares | $45,531 |
| STELLUS CAP INVT CORP | COM | 858568108 | — | 6,136 shares | $45,529 |
| PROSHARES TR | CALL | 74347G907 | CALL | 2,500 shares | $45,325 |
| CLARIVATE PLC | COM | G21810109 | — | 27,110 shares | $45,273 |
| PROTALIX BIOTHERAPEUTICS INC | PUT | 74365A959 | PUT | 16,400 shares | $45,263 |
| GRANITESHARES ETF TR | COM | 38747R215 | — | 1,713 shares | $45,223 |
| LAMAR ADVERTISING CO | COM | 512816109 | — | 313 shares | $45,106 |
| DIREXION SHARES ETF TRUST | PUT | 25461H951 | PUT | 1,200 shares | $45,095 |
| AMERICAN CENTY ETF TR | PUT | 025072955 | PUT | 500 shares | $45,055 |
| EVOLENT HEALTH INC | PUT | 30050B951 | PUT | 12,900 shares | $45,021 |
| REDWOOD TRUST INC | PUT | 758075952 | PUT | 11,600 shares | $45,008 |
| SCHWAB STRATEGIC TR | CALL | 808524908 | CALL | 1,500 shares | $45,000 |
| PROSHARES TR | COM | 74347R305 | — | 735 shares | $44,982 |
| ATRICURE INC | CALL | 04963C909 | CALL | 800 shares | $44,960 |
| LATAM AIRLINES GROUP SA | CALL | 51817R905 | CALL | 900 shares | $44,901 |
| WAFD INC | PUT | 938824959 | PUT | 1,500 shares | $44,895 |
| NEOVOLTA INC | COM | 640655106 | — | 17,266 shares | $44,891 |
| AMERICAN WELL CORP | PUT | 03044L954 | PUT | 3,300 shares | $44,814 |
| ISHARES TR | PUT | 464288955 | PUT | 500 shares | $44,810 |
| MADDEN STEVEN LTD | PUT | 556269958 | PUT | 1,000 shares | $44,770 |
| ISHARES TR | PUT | 46429B957 | PUT | 1,600 shares | $44,736 |
| OCTAVE SPECIALTY GROUP INC | CALL | 023139904 | CALL | 10,800 shares | $44,712 |
| TURTLE BEACH CORP | CALL | 900450906 | CALL | 3,500 shares | $44,695 |
| PORTLAND GEN ELEC CO | CALL | 736508907 | CALL | 1,000 shares | $44,630 |
| AVINO SILVER & GOLD MINES LT | COM | 053906103 | — | 8,031 shares | $44,572 |
| ATYR PHARMA INC | CALL | 002120902 | CALL | 147,100 shares | $44,571 |
| SPERO THERAPEUTICS INC | COM | 84833T103 | — | 36,830 shares | $44,564 |
| MOBILICOM LTD | CALL | Q6297L900 | CALL | 9,900 shares | $44,550 |
| AMERICAN HEALTHCARE REIT INC | COM | 398182303 | — | 868 shares | $44,493 |
| PIMCO ETF TR | COM | 72201R304 | — | 986 shares | $44,468 |
| WISE GROUP PLC | PUT | G9723Y955 | PUT | 3,900 shares | $44,421 |
| TIDAL TRUST II | PUT | 88634T951 | PUT | 4,400 shares | $44,396 |
| ARRAY DIGITAL INFRASTRUCTURE | COM | 911684108 | — | 1,316 shares | $44,375 |
| DIREXION SHARES ETF TRUST | CALL | 25459Y906 | CALL | 200 shares | $44,322 |
| CARECLOUD INC | CALL | 14167R900 | CALL | 21,700 shares | $44,268 |
| DIODES INC | COM | 254543101 | — | 457 shares | $44,233 |
| ENTERA BIO LTD | CALL | M40527909 | CALL | 15,200 shares | $44,232 |
| DIREXION SHARES ETF TRUST | PUT | 25461A954 | PUT | 1,000 shares | $44,230 |
| NEURAXIS INC | CALL | 64134X901 | CALL | 6,000 shares | $44,220 |
| AMARIN CORP PLC | PUT | 023111954 | PUT | 3,400 shares | $44,200 |
| ROUNDHILL ETF TRUST | COM | 77926X700 | — | 720 shares | $44,150 |
| NN INC | COM | 629337106 | — | 12,017 shares | $44,102 |
| INFINITY NAT RES INC | CALL | 456941903 | CALL | 3,500 shares | $44,100 |
| EPSILON ENERGY LTD | CALL | 294375909 | CALL | 7,600 shares | $44,080 |
| VANGUARD ADMIRAL FDS INC | PUT | 921932955 | PUT | 200 shares | $44,068 |
| DIREXION SHARES ETF TRUST | CALL | 25461H901 | CALL | 300 shares | $44,016 |
| DIREXION SHARES ETF TRUST | PUT | 25461H951 | PUT | 300 shares | $44,016 |
| TEUCRIUM COMMODITY TR | PUT | 88166A950 | PUT | 1,600 shares | $44,016 |
| UNITED STS GASOLINE FD LP | PUT | 91201T952 | PUT | 300 shares | $44,004 |
| BOSTON OMAHA CORP | PUT | 101044955 | PUT | 3,400 shares | $43,962 |
| PERSONALIS INC | PUT | 71535D956 | PUT | 2,700 shares | $43,956 |
| DIREXION SHARES ETF TRUST | CALL | 25461H901 | CALL | 6,700 shares | $43,952 |
| TIDAL TRUST II | PUT | 88636W956 | PUT | 3,000 shares | $43,939 |
| WATERS CORP | PUT | 941848953 | PUT | 100 shares | $43,939 |
| COASTAL FINL CORP WA | PUT | 19046P959 | PUT | 1,100 shares | $43,934 |
| OGE ENERGY CORP | COM | 670837103 | — | 967 shares | $43,921 |
| CERAGON NETWORKS LTD | CALL | M22013902 | CALL | 21,200 shares | $43,884 |
| TIPTREE INC | COM | 88822Q103 | — | 2,582 shares | $43,868 |
| TITAN MACHY INC | PUT | 88830R951 | PUT | 1,900 shares | $43,852 |
| ROUNDHILL ETF TRUST | CALL | 77926X902 | CALL | 1,300 shares | $43,810 |
| ROUNDHILL ETF TRUST | COM | 77926X874 | — | 2,485 shares | $43,785 |
| ANAVEX LIFE SCIENCES CORP | COM | 032797300 | — | 21,666 shares | $43,765 |
| FEDEX FGHT HLDG CO INC | PUT | 314352955 | PUT | 400 shares | $43,752 |
| GLOBAL X FDS | COM | 37966B778 | — | 1,038 shares | $43,749 |
| BITWISE HYPERLIQUID ETF | COM | 09175T106 | — | 877 shares | $43,735 |
| MILLICOM INTL CELLULAR S A | PUT | L6388F950 | PUT | 500 shares | $43,570 |
| TIDAL TRUST II | COM | 88634T840 | — | 4,244 shares | $43,543 |
| IBEX LTD | COM | G4690M101 | — | 1,006 shares | $43,519 |
| NEOS ETF TRUST | CALL | 78433H905 | CALL | 900 shares | $43,488 |