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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) |
|---|---|---|---|---|---|
| DIREXION SHARES ETF TRUST | CALL | 25461H901 | CALL | 4,900 shares | $184,142 |
| CELANESE CORP DEL | COM | 150870103 | — | 4,149 shares | $184,091 |
| GRAYSCALE HYPERLIQUID STAKIN | COM | 389936105 | — | 5,866 shares | $184,075 |
| PDS BIOTECHNOLOGY CORP | CALL | 70465T907 | CALL | 244,800 shares | $183,844 |
| SMITHFIELD FOODS INC | COM | 832248207 | — | 9,804 shares | $183,530 |
| URBAN OUTFITTERS INC | CALL | 917047902 | CALL | 2,400 shares | $183,312 |
| MACH NATURAL RESOURCES LP | CALL | 55445L900 | CALL | 17,900 shares | $183,296 |
| RADNET INC | COM | 750491102 | — | 2,658 shares | $183,242 |
| BRAZE INC | PUT | 10576N952 | PUT | 7,300 shares | $183,230 |
| NAVIENT CORPORATION | CALL | 63938C908 | CALL | 20,200 shares | $183,214 |
| THEMES ETF TR | CALL | 882927904 | CALL | 40,600 shares | $183,106 |
| STURM RUGER & CO INC | PUT | 864159958 | PUT | 4,300 shares | $182,664 |
| ARMOUR RESIDENTIAL REIT INC | PUT | 042315955 | PUT | 13,200 shares | $182,556 |
| XPERI INC | COM | 98423J101 | — | 33,123 shares | $182,507 |
| TD SYNNEX CORPORATION | COM | 87162W100 | — | 709 shares | $182,106 |
| TELEDYNE TECHNOLOGIES INC | CALL | 879360905 | CALL | 300 shares | $182,042 |
| O-I GLASS INC | PUT | 67098H954 | PUT | 32,200 shares | $181,930 |
| RISKIFIED LTD | PUT | M8216R959 | PUT | 23,000 shares | $181,930 |
| SCHOLAR ROCK HLDG CORP | COM | 80706P103 | — | 3,760 shares | $181,683 |
| TIDAL TRUST II | PUT | 88636Y958 | PUT | 19,000 shares | $181,640 |
| INVESCO MORTGAGE CAPITAL INC | CALL | 46131B904 | CALL | 29,900 shares | $181,493 |
| POWER INTEGRATIONS INC | CALL | 739276903 | CALL | 3,500 shares | $181,300 |
| ARCOSA INC | COM | 039653100 | — | 1,240 shares | $181,226 |
| AMER STATES WTR CO | PUT | 029899951 | PUT | 2,200 shares | $181,126 |
| TRANE TECHNOLOGIES PLC | PUT | G8994E953 | PUT | 400 shares | $180,792 |
| FIRST TR EXCHANGE-TRADED FD | PUT | 33734X956 | PUT | 1,100 shares | $180,389 |
| CALLAWAY GOLF CO | COM | 131193104 | — | 12,793 shares | $180,253 |
| INNOVATIVE SOLUTIONS & SUPPO | CALL | 45769N905 | CALL | 9,700 shares | $180,129 |
| JACK IN THE BOX INC | PUT | 466367959 | PUT | 13,600 shares | $179,792 |
| TANGO THERAPEUTICS INC | CALL | 87583X909 | CALL | 7,200 shares | $179,640 |
| KBR INC | PUT | 48242W956 | PUT | 5,100 shares | $179,315 |
| MARAVAI LIFESCIENCES HLDGS I | CALL | 56600D907 | CALL | 23,400 shares | $179,244 |
| ISHARES INC | PUT | 464286951 | PUT | 2,800 shares | $179,143 |
| ATLAS ENERGY SOLUTIONS INC | CALL | 642045908 | CALL | 14,900 shares | $178,949 |
| AMEREN CORP | CALL | 023608902 | CALL | 1,800 shares | $178,884 |
| CORTEVA INC | PUT | 22052L954 | PUT | 2,300 shares | $178,595 |
| ATEA PHARMACEUTICALS INC | COM | 04683R106 | — | 34,225 shares | $178,312 |
| PROSHARES TR | CALL | 74347G907 | CALL | 10,100 shares | $178,063 |
| TENAX THERAPEUTICS INC | CALL | 88032L905 | CALL | 94,200 shares | $178,038 |
| OKEANIS ECO TANKERS COR | PUT | Y64177951 | PUT | 2,200 shares | $177,936 |
| ETF OPPORTUNITIES TRUST | PUT | 26923N955 | PUT | 5,500 shares | $177,760 |
| NEOSTELLAR CAP CORP | COM | 86887Q109 | — | 23,113 shares | $177,738 |
| INNIO NV | CALL | N52A8C905 | CALL | 9,800 shares | $177,674 |
| MBIA INC | PUT | 55262C950 | PUT | 41,700 shares | $177,642 |
| OUTFRONT MEDIA INC | PUT | 69007J954 | PUT | 6,400 shares | $177,600 |
| C4 THERAPEUTICS INC | PUT | 12529R957 | PUT | 53,300 shares | $177,489 |
| CANARY XRP ETF | COM | 13723M100 | — | 11,242 shares | $177,286 |
| ROUNDHILL ETF TRUST | COM | 77926Y880 | — | 7,526 shares | $177,195 |
| PRAIRIE OPER CO | CALL | 739650909 | CALL | 430,600 shares | $177,191 |
| HEALTHEQUITY INC | CALL | 42226A907 | CALL | 2,000 shares | $176,920 |
| INTEGER HLDGS CORP | PUT | 45826H959 | PUT | 1,400 shares | $176,890 |
| UTZ BRANDS INC | CALL | 918090901 | CALL | 12,400 shares | $176,700 |
| GERON CORP | CALL | 374163903 | CALL | 143,400 shares | $176,382 |
| VOLATILITY SHS TR | PUT | 92865J957 | PUT | 4,700 shares | $176,344 |
| NEOS ETF TRUST | PUT | 78433H955 | PUT | 3,600 shares | $176,292 |
| INVESTMENT MANAGERS SER TR I | PUT | 46152A959 | PUT | 19,500 shares | $176,280 |
| DIANTHUS THERAPEUTICS INC | CALL | 252828908 | CALL | 2,000 shares | $176,100 |
| INVESTMENT MANAGERS SER TR I | CALL | 46152A909 | CALL | 13,200 shares | $176,088 |
| TIDAL TRUST II | COM | 88636R867 | — | 33,025 shares | $176,023 |
| UNITED STS GASOLINE FD LP | CALL | 91201T902 | CALL | 1,200 shares | $176,016 |
| ABACUS GLOBAL MGMT INC | PUT | 00258Y954 | PUT | 21,800 shares | $175,708 |
| PACCAR INC | COM | 693718108 | — | 1,600 shares | $175,696 |
| IMMUNOVANT INC | CALL | 45258J902 | CALL | 5,200 shares | $175,656 |
| PHUNWARE INC | CALL | 71948P909 | CALL | 88,700 shares | $175,626 |
| NEXPOINT RESIDENTIAL TR INC | PUT | 65341D952 | PUT | 9,000 shares | $175,590 |
| VALVOLINE INC | COM | 92047W101 | — | 5,814 shares | $175,233 |
| OPUS GENETICS INC | COM | 67577R102 | — | 36,204 shares | $175,227 |
| EVERSPIN TECHNOLOGIES INC | PUT | 30041T954 | PUT | 9,500 shares | $175,180 |
| CCC INTELLIGENT SOLUTIONS HL | CALL | 12510Q900 | CALL | 26,300 shares | $175,158 |
| STIFEL FINL CORP | CALL | 860630902 | CALL | 2,500 shares | $175,100 |
| UNITED PARKS & RESORTS INC | CALL | 81282V900 | CALL | 5,400 shares | $174,959 |
| ARLO TECHNOLOGIES INC | CALL | 04206A901 | CALL | 14,100 shares | $174,840 |
| KYVERNA THERAPEUTICS INC | CALL | 501976904 | CALL | 25,700 shares | $174,760 |
| ALLOT LTD | PUT | M0854Q955 | PUT | 20,700 shares | $174,708 |
| GRAPHIC PACKAGING HLDG CO | CALL | 388689901 | CALL | 19,300 shares | $174,665 |
| BITGO HOLDINGS INC | CALL | 091947901 | CALL | 23,600 shares | $174,640 |
| INVESCO EXCH TRADED FD TR II | CALL | 46138E905 | CALL | 2,000 shares | $174,460 |
| INVESTMENT MANAGERS SER TR I | CALL | 46152A909 | CALL | 19,000 shares | $174,230 |
| LISTED FDS TR | PUT | 53656H955 | PUT | 5,000 shares | $174,150 |
| HEICO CORP NEW | COM | 422806109 | — | 574 shares | $174,025 |
| LAZARD INC | PUT | 52110M959 | PUT | 4,800 shares | $173,904 |
| PMV PHARMACEUTICALS INC | CALL | 69353Y903 | CALL | 104,100 shares | $173,847 |
| KENNAMETAL INC | COM | 489170100 | — | 5,655 shares | $173,834 |
| RAYMOND JAMES FINL INC | PUT | 754730959 | PUT | 1,100 shares | $173,822 |
| COLUMBIA FINL INC | CALL | 197914904 | CALL | 15,700 shares | $173,642 |
| TEREX CORP NEW | CALL | 880779903 | CALL | 3,300 shares | $173,580 |
| AEGON LTD | CALL | 0076CA904 | CALL | 20,100 shares | $173,463 |
| PORCH GROUP INC | PUT | 733245954 | PUT | 10,400 shares | $173,264 |
| ISHARES TR | CALL | 464288905 | CALL | 4,100 shares | $172,979 |
| XYLEM INC | COM | 98419M100 | — | 1,708 shares | $172,969 |
| WILLIS TOWERS WATSON PLC LTD | PUT | G96629953 | PUT | 600 shares | $172,938 |
| MORGAN STANLEY DIRECT LENDIN | COM | 61774A103 | — | 12,685 shares | $172,896 |
| FUELCELL ENERGY INC | COM | 35952H700 | — | 10,526 shares | $172,836 |
| BICYCLE THERAPEUTICS PLC | COM | 088786108 | — | 46,923 shares | $172,676 |
| KRANESHARES TRUST | PUT | 500767956 | PUT | 38,100 shares | $172,593 |
| NOMAD FOODS LTD | CALL | G6564A905 | CALL | 16,700 shares | $172,511 |
| NORTHERN DYNASTY MINERALS LT | PUT | 66510M954 | PUT | 125,900 shares | $172,483 |
| COMPASS DIVERSIFIED | PUT | 20451Q954 | PUT | 15,800 shares | $172,378 |
| COLUMBIA SPORTSWEAR CO | CALL | 198516906 | CALL | 3,000 shares | $172,229 |
| NEWELL BRANDS INC | PUT | 651229956 | PUT | 32,600 shares | $172,128 |