← Back to Discover
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 | 7,000 shares | $118,300 |
| VEON LTD | CALL | 91822M902 | CALL | 1,600 shares | $118,288 |
| IMPERIAL OIL LTD | COM | 453038408 | — | 961 shares | $118,251 |
| QUANTERIX CORP | CALL | 74766Q901 | CALL | 31,800 shares | $117,978 |
| QUEST DIAGNOSTICS INC | COM | 74834L100 | — | 506 shares | $117,933 |
| TELECOM ARGENTINA SA | PUT | 879273959 | PUT | 9,600 shares | $117,792 |
| ALPHA METALLURGICAL RESOUR I | CALL | 020764906 | CALL | 700 shares | $117,754 |
| NEXPOINT DIVERSIFIED REL ET | CALL | 65340G905 | CALL | 22,600 shares | $117,746 |
| INVESCO EXCHANGE TRADED FD T | COM | 46137V811 | — | 1,081 shares | $117,710 |
| AMEREN CORP | COM | 023608102 | — | 1,181 shares | $117,367 |
| BLACKSKY TECHNOLOGY INC | PUT | 09263B957 | PUT | 5,500 shares | $117,205 |
| HIGH TIDE INC | PUT | 42981E951 | PUT | 42,900 shares | $117,117 |
| ENOVA INTL INC | CALL | 29357K903 | CALL | 700 shares | $116,977 |
| CALIFORNIA RES CORP | CALL | 13057Q905 | CALL | 2,300 shares | $116,840 |
| TREACE MED CONCEPTS INC | PUT | 89455T959 | PUT | 26,300 shares | $116,772 |
| SATELLOGIC INC | PUT | 80401C950 | PUT | 21,100 shares | $116,683 |
| NORTHWEST NAT HLDG CO | PUT | 66765N955 | PUT | 2,500 shares | $116,675 |
| WIDEPOINT CORP | PUT | 967590959 | PUT | 14,800 shares | $116,624 |
| ISHARES TR | CALL | 464288905 | CALL | 1,300 shares | $116,506 |
| AGILYSYS INC | CALL | 00847J905 | CALL | 1,200 shares | $116,496 |
| TEMA ETF TRUST | COM | 87975E750 | — | 2,996 shares | $116,424 |
| STRATEGY INC | CALL | 594972908 | CALL | 1,600 shares | $116,176 |
| MALIBU BOATS INC | COM | 56117J100 | — | 5,059 shares | $115,952 |
| OMNICELL COM | CALL | 68213N909 | CALL | 3,400 shares | $115,770 |
| AMBEV SA | CALL | 02319V903 | CALL | 39,500 shares | $115,340 |
| PROSHARES TR | PUT | 74347G957 | PUT | 2,500 shares | $115,325 |
| WISE GROUP PLC | CALL | G9723Y905 | CALL | 10,100 shares | $115,039 |
| DESIGNER BRANDS INC | CALL | 250565908 | CALL | 19,000 shares | $114,949 |
| ADURO CLEAN TECHNOLOGIES INC | PUT | 007408956 | PUT | 9,200 shares | $114,908 |
| AMC GLOBAL MEDIA INC | COM | 00164V103 | — | 9,851 shares | $114,862 |
| CECO ENVIRONMENTAL CORP | COM | 125141101 | — | 1,649 shares | $114,836 |
| GLOO HOLDINGS INC | PUT | 379598955 | PUT | 26,800 shares | $114,704 |
| ISHARES TR | COM | 46435G409 | — | 2,669 shares | $114,473 |
| TARSUS PHARMACEUTICALS INC | COM | 87650L103 | — | 1,456 shares | $114,456 |
| TECOGEN INC NEW | PUT | 87876P951 | PUT | 40,300 shares | $114,452 |
| MOOG INC | CALL | 615394902 | CALL | 300 shares | $114,441 |
| SAFE BULKERS INC | CALL | Y7388L903 | CALL | 13,400 shares | $114,436 |
| WISDOMTREE TR | PUT | 97717W957 | PUT | 2,800 shares | $114,043 |
| TERNIUM SA | CALL | 880890908 | CALL | 2,100 shares | $114,030 |
| PROSHARES TR | CALL | 74347X900 | CALL | 1,700 shares | $113,951 |
| TYSON FOODS INC | COM | 902494103 | — | 2,255 shares | $113,945 |
| SOLID POWER INC | CALL | 83422N905 | CALL | 47,900 shares | $113,762 |
| VANGUARD WHITEHALL FDS | CALL | 921946905 | CALL | 1,200 shares | $113,304 |
| VANGUARD INTL EQUITY INDEX F | CALL | 922042904 | CALL | 1,300 shares | $112,840 |
| GLOBAL X FDS | CALL | 37960A903 | CALL | 1,600 shares | $112,768 |
| MACROGENICS INC | CALL | 556099909 | CALL | 29,200 shares | $112,711 |
| LIFECORE BIOMEDICAL INC | COM | 514766104 | — | 17,125 shares | $112,682 |
| LADDER CAP CORP | CALL | 505743904 | CALL | 12,900 shares | $112,617 |
| ROUNDHILL ETF TRUST | PUT | 77926X952 | PUT | 1,100 shares | $112,387 |
| DIREXION SHARES ETF TRUST | CALL | 25461H901 | CALL | 5,000 shares | $112,349 |
| FOSSIL GROUP INC | CALL | 34988V906 | CALL | 17,100 shares | $112,347 |
| HERC HLDGS INC | CALL | 42704L904 | CALL | 900 shares | $112,320 |
| VANGUARD SCOTTSDALE FDS | CALL | 92206C900 | CALL | 1,000 shares | $112,240 |
| NEXA RES S A | PUT | L67359956 | PUT | 9,200 shares | $112,148 |
| METALLUS INC | COM | 887399103 | — | 5,902 shares | $112,078 |
| PROSHARES TR | COM | 74347X849 | — | 4,177 shares | $111,985 |
| ONE STOP SYS INC | PUT | 68247W959 | PUT | 12,800 shares | $111,744 |
| GLACIER BANCORP INC NEW | COM | 37637Q105 | — | 2,582 shares | $111,542 |
| AEROVIRONMENT INC | COM | 008073108 | — | 782 shares | $111,216 |
| TRANSALTA CORP | PUT | 89346D957 | PUT | 9,200 shares | $111,136 |
| CARDIFF ONCOLOGY INC | CALL | 14147L908 | CALL | 91,800 shares | $111,078 |
| QUANTUM CORP | PUT | 747906950 | PUT | 3,500 shares | $111,020 |
| O-I GLASS INC | COM | 67098H104 | — | 19,649 shares | $111,016 |
| STAG INDUSTRIAL INC | PUT | 85254J952 | PUT | 3,100 shares | $111,011 |
| RYAN SPECIALTY HOLDINGS INC | CALL | 78351F907 | CALL | 3,000 shares | $111,000 |
| INSPIRE MED SYS INC | CALL | 457730909 | CALL | 1,600 shares | $110,976 |
| AES CORP | COM | 00130H105 | — | 7,447 shares | $110,960 |
| GLOBAL X FDS | PUT | 37954Y959 | PUT | 6,300 shares | $110,880 |
| 10X GENOMICS INC | COM | 88025U109 | — | 1,225 shares | $110,691 |
| OUTLOOK THERAPEUTICS INC | CALL | 69012T905 | CALL | 193,000 shares | $110,685 |
| EVOLV TECHNOLOGIES HLDNGS IN | CALL | 30049H902 | CALL | 23,800 shares | $110,670 |
| LITHIUM ARGENTINA AG | COM | H5012F103 | — | 20,104 shares | $110,572 |
| HUNTINGTON INGALLS INDS INC | COM | 446413106 | — | 413 shares | $110,299 |
| CUSTOMERS BANCORP INC | COM | 23204G100 | — | 1,488 shares | $110,112 |
| EZCORP INC | PUT | 302301956 | PUT | 3,700 shares | $110,112 |
| YALLA GROUP LTD | CALL | 98459U903 | CALL | 20,500 shares | $110,085 |
| AUDIOCODES LTD | CALL | M15342904 | CALL | 10,300 shares | $110,004 |
| ENPHASE ENERGY INC | COM | 29355A107 | — | 3,333 shares | $109,955 |
| CALIX INC | CALL | 13100M909 | CALL | 3,200 shares | $109,952 |
| PULSE BIOSCIENCES INC | CALL | 74587B901 | CALL | 2,200 shares | $109,824 |
| LIONSGATE STUDIOS CORP | PUT | 53626N952 | PUT | 9,800 shares | $109,760 |
| CARETRUST REIT INC | CALL | 14174T907 | CALL | 3,000 shares | $109,740 |
| MEIRAGTX HLDGS PLC | COM | G59665102 | — | 9,972 shares | $109,692 |
| MINISO GROUP HLDG LTD | CALL | 66981J902 | CALL | 11,800 shares | $109,622 |
| NEOGENOMICS INC | COM | 64049M209 | — | 5,970 shares | $109,609 |
| ANTERIS TECHNOLOGIES GLOBAL | PUT | 03675P952 | PUT | 14,100 shares | $109,556 |
| EVEREST GROUP LTD | CALL | G3223R908 | CALL | 300 shares | $109,551 |
| LIGHTBRIDGE CORP | PUT | 53224K952 | PUT | 17,400 shares | $109,446 |
| INNOVIZ TECHNOLOGIES LTD | CALL | M5R635908 | CALL | 301,300 shares | $109,432 |
| OPTIMUM COMMUNICATIONS INC | CALL | 02156K903 | CALL | 110,500 shares | $109,395 |
| OPUS GENETICS INC | CALL | 67577R902 | CALL | 22,600 shares | $109,384 |
| VANGUARD SCOTTSDALE FDS | PUT | 92206C950 | PUT | 1,900 shares | $109,364 |
| APPIAN CORP | CALL | 03782L901 | CALL | 3,100 shares | $109,337 |
| SPDR SERIES TRUST | PUT | 78468R957 | PUT | 6,000 shares | $109,260 |
| STANDEX INTL CORP | CALL | 854231907 | CALL | 400 shares | $109,224 |
| OGE ENERGY CORP | CALL | 670837903 | CALL | 2,400 shares | $109,008 |
| GOOSEHEAD INS INC | PUT | 38267D959 | PUT | 2,400 shares | $108,863 |
| NEOS ETF TRUST | COM | 78433H485 | — | 2,162 shares | $108,554 |
| CONTINEUM THERAPEUTICS INC | COM | 21217B100 | — | 8,083 shares | $108,473 |
| COVISTA INC | COM | 00737L103 | — | 887 shares | $108,391 |