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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) |
|---|---|---|---|---|---|
| SITEONE LANDSCAPE SUPPLY INC | CALL | 82982L903 | CALL | 1,200 shares | $108,372 |
| ISHARES TR | COM | 464287390 | — | 3,141 shares | $108,364 |
| SPDR SERIES TRUST | COM | 78468R861 | — | 5,948 shares | $108,313 |
| SILENCE THERAPEUTICS PLC | PUT | 82686Q951 | PUT | 9,900 shares | $108,207 |
| ABRDN PALLADIUM ETF TRUST | COM | 003262102 | — | 4,959 shares | $108,155 |
| ALLIANCEBERNSTEIN HLDG L P | PUT | 01881G956 | PUT | 3,100 shares | $108,128 |
| SHOALS TECHNOLOGIES GROUP IN | PUT | 82489W957 | PUT | 13,300 shares | $107,730 |
| LB PHARMACEUTICALS INC | CALL | 50180M908 | CALL | 2,800 shares | $107,464 |
| LEMAITRE VASCULAR INC | PUT | 525558951 | PUT | 1,300 shares | $107,367 |
| FIRST INTST BANCSYSTEM INC | PUT | 32055Y951 | PUT | 3,000 shares | $107,220 |
| YORK WTR CO | CALL | 987184908 | CALL | 3,500 shares | $107,170 |
| ISHARES TR | PUT | 464288955 | PUT | 6,300 shares | $107,100 |
| BANCO MACRO S A | PUT | 05961W955 | PUT | 1,600 shares | $107,088 |
| AMERICAN RES CORP | CALL | 02927U908 | CALL | 59,800 shares | $107,042 |
| AEVA TECHNOLOGIES INC | COM | 00835Q202 | — | 7,624 shares | $107,040 |
| ORCHID IS CAP INC | CALL | 68571X901 | CALL | 19,700 shares | $106,971 |
| SNDL INC | CALL | 83307B901 | CALL | 82,900 shares | $106,941 |
| SCRIPPS E W CO OHIO | PUT | 811054952 | PUT | 41,100 shares | $106,860 |
| VANGUARD INTL EQUITY INDEX F | PUT | 922042954 | PUT | 1,800 shares | $106,758 |
| MARAVAI LIFESCIENCES HLDGS I | PUT | 56600D957 | PUT | 13,900 shares | $106,474 |
| ISHARES INC | CALL | 464286901 | CALL | 1,800 shares | $106,470 |
| PERMA-FIX ENVIRONMENTAL SVCS | CALL | 714157903 | CALL | 6,800 shares | $106,420 |
| FIRST TR EXCHANGE-TRADED FD | PUT | 33737A958 | PUT | 600 shares | $106,266 |
| STITCH FIX INC | PUT | 860897957 | PUT | 41,500 shares | $106,240 |
| CREDIT ACCEP CORP MICH | CALL | 225310901 | CALL | 200 shares | $106,200 |
| GOOSEHEAD INS INC | COM | 38267D109 | — | 2,340 shares | $106,142 |
| LITE STRATEGY INC | CALL | 55279B901 | CALL | 80,300 shares | $105,996 |
| TUNIU CORP | COM | 89977P205 | — | 21,347 shares | $105,881 |
| FIDELITY COMWLTH TR | CALL | 315912908 | CALL | 1,000 shares | $105,840 |
| ISHARES INC | CALL | 46434G909 | CALL | 1,800 shares | $105,696 |
| NEOS ETF TRUST | COM | 78433H550 | — | 2,186 shares | $105,627 |
| PERMA-FIX ENVIRONMENTAL SVCS | COM | 714157203 | — | 6,706 shares | $104,948 |
| PULSE BIOSCIENCES INC | PUT | 74587B951 | PUT | 2,100 shares | $104,832 |
| SMITHFIELD FOODS INC | PUT | 832248957 | PUT | 5,600 shares | $104,832 |
| ENERGIZER HLDGS INC | CALL | 29272W909 | CALL | 4,900 shares | $104,811 |
| THEMES ETF TR | CALL | 88340W908 | CALL | 38,800 shares | $104,760 |
| IMPERIAL PETE INC | CALL | Y3894J907 | CALL | 20,500 shares | $104,755 |
| ARK ETF TR | CALL | 00214Q907 | CALL | 2,300 shares | $104,719 |
| PONY AI INC | COM | 732908108 | — | 16,008 shares | $104,692 |
| VUZIX CORP | COM | 92921W300 | — | 37,486 shares | $104,585 |
| UNIVERSAL CORP VA MTNS BK EN | CALL | 913456909 | CALL | 2,500 shares | $104,475 |
| IDEXX LABS INC | PUT | 45168D954 | PUT | 200 shares | $104,438 |
| PERELLA WEINBERG PARTNERS | PUT | 71367G952 | PUT | 6,400 shares | $104,383 |
| DRDGOLD LIMITED | CALL | 26152H901 | CALL | 4,300 shares | $104,275 |
| NUVATION BIO INC | CALL | 67080N901 | CALL | 18,600 shares | $104,160 |
| MBX BIOSCIENCES INC | COM | 55287L101 | — | 1,776 shares | $104,109 |
| BTQ TECHNOLOGIES CORP | COM | 055869101 | — | 35,876 shares | $104,040 |
| MOONLAKE IMMUNOTHERAPEUTICS | COM | 61559X104 | — | 8,892 shares | $104,036 |
| TIDAL TRUST II | COM | 88636W197 | — | 5,662 shares | $103,954 |
| PROCEPT BIOROBOTICS CORP | CALL | 74276L905 | CALL | 5,700 shares | $103,854 |
| MAKEMYTRIP LIMITED MAURITIUS | CALL | V5633W909 | CALL | 2,200 shares | $103,840 |
| CLARUS CORP NEW | COM | 18270P109 | — | 30,631 shares | $103,839 |
| VIPER ENERGY INC | PUT | 64361Q951 | PUT | 2,600 shares | $103,714 |
| TIPTREE INC | PUT | 88822Q953 | PUT | 6,100 shares | $103,638 |
| FRESHPET INC | PUT | 358039955 | PUT | 1,800 shares | $103,608 |
| NAVIENT CORPORATION | PUT | 63938C958 | PUT | 11,400 shares | $103,398 |
| MINISO GROUP HLDG LTD | COM | 66981J102 | — | 11,128 shares | $103,379 |
| PDS BIOTECHNOLOGY CORP | COM | 70465T107 | — | 137,520 shares | $103,277 |
| WORTHINGTON ENTERPRISES INC | COM | 981811102 | — | 1,734 shares | $103,242 |
| ULTRAPAR PARTICIPACOES SA | CALL | 90400P901 | CALL | 14,100 shares | $103,212 |
| TOYO CO LTD | PUT | G8976D957 | PUT | 23,700 shares | $103,094 |
| MATRIX SVC CO | COM | 576853105 | — | 10,769 shares | $103,059 |
| IMMIX BIOPHARMA INC | PUT | 45258H956 | PUT | 9,900 shares | $103,009 |
| OBSIDIAN ENERGY LTD | PUT | 674482953 | PUT | 10,000 shares | $103,000 |
| MIRION TECHNOLOGIES INC | COM | 60471A101 | — | 7,293 shares | $102,977 |
| ALPHATEC HLDGS INC | COM | 02081G201 | — | 9,978 shares | $102,972 |
| GIBRALTAR INDS INC | PUT | 374689957 | PUT | 2,600 shares | $102,960 |
| AXALTA COATING SYS LTD | PUT | G0750C958 | PUT | 3,200 shares | $102,911 |
| U S PHYSICAL THERAPY | CALL | 90337L908 | CALL | 1,200 shares | $102,876 |
| VIR BIOTECHNOLOGY INC | PUT | 92764N952 | PUT | 9,200 shares | $102,856 |
| COGENT COMM HOLDINGS INC | CALL | 19239V902 | CALL | 13,200 shares | $102,828 |
| BRUNSWICK CORP | PUT | 117043959 | PUT | 1,600 shares | $102,783 |
| TD SYNNEX CORPORATION | PUT | 87162W950 | PUT | 400 shares | $102,740 |
| CENTRAL PUERTO S A | COM | 155038201 | — | 8,472 shares | $102,595 |
| AMPLIFY ETF TR | COM | 032108607 | — | 1,675 shares | $102,560 |
| SKY HARBOUR GROUP CORPORATIO | PUT | 83085C957 | PUT | 10,800 shares | $102,276 |
| REALLOYS INC | PUT | 75606V951 | PUT | 12,500 shares | $102,125 |
| MARQETA INC | PUT | 57142B953 | PUT | 6,000 shares | $101,970 |
| FIRST BUSEY CORP | CALL | 319383904 | CALL | 3,500 shares | $101,955 |
| INVESCO MORTGAGE CAPITAL INC | COM | 46131B704 | — | 16,794 shares | $101,939 |
| INVESCO EXCHANGE TRADED FD T | CALL | 46137V906 | CALL | 8,000 shares | $101,920 |
| VANGUARD WORLD FD | CALL | 921910903 | CALL | 1,100 shares | $101,915 |
| INVESTMENT MANAGERS SER TR I | PUT | 46152A959 | PUT | 9,400 shares | $101,896 |
| SLM CORP | PUT | 78442P956 | PUT | 4,500 shares | $101,835 |
| GOLDMAN SACHS ETF TR | COM | 381430529 | — | 1,017 shares | $101,811 |
| CPS TECHNOLOGIES CORP | PUT | 12619F954 | PUT | 27,200 shares | $101,728 |
| NATWEST GROUP PLC | CALL | 639057907 | CALL | 5,600 shares | $101,640 |
| VANECK ETF TRUST | COM | 92189H300 | — | 4,091 shares | $101,579 |
| CALLAWAY GOLF CO | PUT | 131193954 | PUT | 7,200 shares | $101,448 |
| EIGHTCO HOLDINGS INC | PUT | 22890A952 | PUT | 86,700 shares | $101,439 |
| COMSTOCK INC | CALL | 205750909 | CALL | 43,700 shares | $101,384 |
| STRATASYS LTD | CALL | M85548901 | CALL | 12,200 shares | $101,382 |
| THEMES ETF TR | CALL | 882927904 | CALL | 4,600 shares | $101,246 |
| TALOS ENERGY INC | PUT | 87484T958 | PUT | 6,200 shares | $101,246 |
| ROUNDHILL ETF TRUST | PUT | 77926X952 | PUT | 7,100 shares | $101,148 |
| TURTLE BEACH CORP | COM | 900450206 | — | 7,912 shares | $101,036 |
| ONTERRIS INC | COM | 615111101 | — | 7,549 shares | $101,005 |
| PRINCIPAL FINANCIAL GROUP IN | CALL | 74251V902 | CALL | 900 shares | $100,764 |
| SCHWAB STRATEGIC TR | PUT | 808524958 | PUT | 2,800 shares | $100,604 |
| INVESTMENT MANAGERS SER TR I | PUT | 46092D956 | PUT | 3,700 shares | $100,455 |