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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) |
|---|---|---|---|---|---|
| PAYSIGN INC | COM | 70451A104 | — | 4,719 shares | $63,612 |
| REX ETF TR | PUT | 761562955 | PUT | 3,200 shares | $63,593 |
| THEMES ETF TR | PUT | 88340W958 | PUT | 7,200 shares | $63,504 |
| NEW MTN FIN CORP | COM | 647551100 | — | 9,165 shares | $63,421 |
| GAOTU TECHEDU INC | CALL | 36257Y909 | CALL | 26,300 shares | $63,383 |
| TONIX PHARMACEUTICALS HLDG C | CALL | 890260909 | CALL | 6,500 shares | $63,310 |
| REGENXBIO INC | PUT | 75901B957 | PUT | 8,400 shares | $63,252 |
| LASER PHOTONICS CORP | PUT | 51807Q950 | PUT | 74,200 shares | $63,218 |
| VANGUARD WORLD FD | CALL | 92204A904 | CALL | 200 shares | $63,216 |
| FIDELITY COVINGTON TRUST | PUT | 316092951 | PUT | 1,000 shares | $63,210 |
| COSTAMARE INC | PUT | Y1771G952 | PUT | 4,300 shares | $63,167 |
| LIBERTY GLOBAL LTD | PUT | G61188957 | PUT | 7,100 shares | $63,119 |
| TRUPANION INC | CALL | 898202906 | CALL | 2,700 shares | $63,072 |
| INVESTMENT MANAGERS SER TR | COM | 46143U542 | — | 6,564 shares | $63,014 |
| GAIN THERAPEUTICS INC | CALL | 36269B905 | CALL | 36,400 shares | $62,972 |
| DIREXION SHARES ETF TRUST | COM | 25460G708 | — | 624 shares | $62,924 |
| GRANITESHARES ETF TR | PUT | 38747R954 | PUT | 600 shares | $62,864 |
| WATERS CORP | COM | 941848103 | — | 143 shares | $62,832 |
| PAYPAY CORP | CALL | 70450C901 | CALL | 4,000 shares | $62,800 |
| SCHWAB STRATEGIC TR | PUT | 808524958 | PUT | 2,000 shares | $62,799 |
| THEMES ETF TR | PUT | 88340F955 | PUT | 2,300 shares | $62,785 |
| FTAI INFRASTRUCTURE INC | PUT | 35953C956 | PUT | 22,700 shares | $62,652 |
| EVGO INC | COM | 30052F100 | — | 49,668 shares | $62,581 |
| BOOST RUN INC | COM | 09940T100 | — | 3,791 shares | $62,551 |
| EVERUS CONSTR GROUP | COM | 300426103 | — | 532 shares | $62,520 |
| ERMENEGILDO ZEGNA N V | CALL | N30577905 | CALL | 5,000 shares | $62,500 |
| IPG PHOTONICS CORP | COM | 44980X109 | — | 798 shares | $62,467 |
| PEMBINA PIPELINE CORP | CALL | 706327903 | CALL | 1,400 shares | $62,412 |
| QORVO INC | COM | 74736K101 | — | 545 shares | $62,391 |
| AMERICAN COASTAL INS CORP | CALL | 910710902 | CALL | 6,900 shares | $62,376 |
| FIDELITY GREENWOOD STREET TR | PUT | 31624J955 | PUT | 2,100 shares | $62,349 |
| AMPLIFY ETF TR | PUT | 032108958 | PUT | 6,000 shares | $62,280 |
| PLAYTIKA HLDG CORP | CALL | 72815L907 | CALL | 29,100 shares | $62,274 |
| OPORTUN FINL CORP | COM | 68376D104 | — | 7,649 shares | $62,262 |
| EMERA INC | PUT | 290876951 | PUT | 1,300 shares | $62,179 |
| DIREXION SHARES ETF TRUST | PUT | 25490K959 | PUT | 3,200 shares | $62,112 |
| IMMUNIC INC | COM | 4525EP200 | — | 6,667 shares | $62,003 |
| FOX CORP | PUT | 35137L954 | PUT | 1,100 shares | $61,930 |
| BITWISE ETHEREUM ETF | COM | 091955104 | — | 3,249 shares | $61,925 |
| VIEMED HEALTHCARE INC | CALL | 92663R905 | CALL | 6,800 shares | $61,879 |
| LASER PHOTONICS CORP | CALL | 51807Q900 | CALL | 72,500 shares | $61,769 |
| ROUNDHILL ETF TRUST | COM | 77926X759 | — | 1,041 shares | $61,762 |
| ETF OPPORTUNITIES TRUST | COM | 26923Q119 | — | 2,976 shares | $61,752 |
| DXC TECHNOLOGY CO | PUT | 23355L956 | PUT | 5,700 shares | $61,731 |
| GRID DYNAMICS HLDGS INC | COM | 39813G109 | — | 7,831 shares | $61,708 |
| PALOMAR HLDGS INC | PUT | 69753M955 | PUT | 500 shares | $61,645 |
| PROSHARES TR | CALL | 74349Y907 | CALL | 3,200 shares | $61,536 |
| MAREX GROUP LTD | COM | G5T40M104 | — | 882 shares | $61,528 |
| NAKAMOTO INC | CALL | 49457M905 | CALL | 6,500 shares | $61,490 |
| HERCULES CAPITAL INC | COM | 427096508 | — | 3,654 shares | $61,423 |
| AMBIQ MICRO INC | CALL | 023193905 | CALL | 900 shares | $61,353 |
| BLACKROCK ETF TRUST | CALL | 09290C903 | CALL | 1,300 shares | $61,347 |
| INVESCO EXCH TRADED FD TR II | PUT | 46138E955 | PUT | 500 shares | $61,339 |
| GLOBAL X FDS | CALL | 37954Y909 | CALL | 1,300 shares | $61,307 |
| BNB STANDARD CORP | CALL | 86887P909 | CALL | 10,400 shares | $61,256 |
| LAKELAND INDS INC | PUT | 511795956 | PUT | 6,200 shares | $61,256 |
| TENAX THERAPEUTICS INC | COM | 88032L605 | — | 32,403 shares | $61,241 |
| ASTRONICS CORP | CALL | 046433908 | CALL | 1,000 shares | $61,183 |
| ENERFLEX LTD | COM | 29269R105 | — | 2,681 shares | $61,099 |
| CULLEN FROST BANKERS INC | CALL | 229899909 | CALL | 400 shares | $61,067 |
| BITWISE ETHEREUM ETF | CALL | 091955904 | CALL | 3,200 shares | $60,992 |
| INVESCO EXCHANGE TRADED FD T | PUT | 46137V956 | PUT | 400 shares | $60,988 |
| ZILLOW GROUP INC | COM | 98954M200 | — | 2,246 shares | $60,933 |
| BITWISE FUNDS TRUST | PUT | 09175C953 | PUT | 2,400 shares | $60,888 |
| SAB BIOTHERAPEUTICS INC | PUT | 78397T952 | PUT | 19,200 shares | $60,864 |
| SYNAPTICS INC | PUT | 87157D959 | PUT | 600 shares | $60,837 |
| SUBURBAN PROPANE PARTNERS L | CALL | 864482904 | CALL | 3,700 shares | $60,828 |
| TIDAL TRUST II | CALL | 88636R903 | CALL | 8,800 shares | $60,808 |
| BUZZFEED INC | CALL | 12430A900 | CALL | 53,800 shares | $60,793 |
| ISHARES INC | COM | 46434G103 | — | 749 shares | $60,788 |
| SPDR INDEX SHS FDS | COM | 78463X475 | — | 701 shares | $60,636 |
| SPROTT FDS TR | COM | 85208P881 | — | 1,452 shares | $60,589 |
| BALLARD PWR SYS INC NEW | PUT | 058586958 | PUT | 29,700 shares | $60,588 |
| DIREXION SHARES ETF TRUST | CALL | 25460G906 | CALL | 600 shares | $60,504 |
| ISHARES TR | CALL | 46435G902 | CALL | 1,300 shares | $60,489 |
| U HAUL HOLDING COMPANY | COM | 023586506 | — | 1,141 shares | $60,301 |
| CABALETTA BIO INC | CALL | 12674W909 | CALL | 31,400 shares | $60,288 |
| HARMONIC INC | PUT | 413160952 | PUT | 5,700 shares | $60,192 |
| MICROVAST HOLDINGS INC | PUT | 59516C956 | PUT | 94,100 shares | $60,158 |
| GREENBRIER COS INC | PUT | 393657951 | PUT | 1,500 shares | $60,105 |
| PROSHARES TR | CALL | 74350P905 | CALL | 2,400 shares | $60,024 |
| OUTSET MED INC | CALL | 690145906 | CALL | 20,000 shares | $60,000 |
| 1STDIBS COM INC | COM | 320551104 | — | 14,981 shares | $59,924 |
| DEL MONTE CORP | PUT | G36738955 | PUT | 2,000 shares | $59,920 |
| WOODSIDE ENERGY GROUP LTD | PUT | 980228958 | PUT | 2,700 shares | $59,859 |
| STANDARDAERO INC | CALL | 85423L903 | CALL | 2,800 shares | $59,780 |
| ORAMED PHARMACEUTICALS INC | CALL | 68403P903 | CALL | 12,800 shares | $59,776 |
| THEMES ETF TR | COM | 882927460 | — | 1,854 shares | $59,772 |
| INTAPP INC | COM | 45827U109 | — | 1,650 shares | $59,746 |
| IMMUNIC INC | CALL | 4525EP900 | CALL | 11,100 shares | $59,744 |
| TRUSTCO BK CORP N Y | PUT | 898349954 | PUT | 1,100 shares | $59,718 |
| SPROTT INC | CALL | 852066908 | CALL | 500 shares | $59,690 |
| TEUCRIUM COMMODITY TR | CALL | 88166A900 | CALL | 2,200 shares | $59,688 |
| CERAGON NETWORKS LTD | COM | M22013102 | — | 28,814 shares | $59,644 |
| MANULIFE FINL CORP | PUT | 56501R956 | PUT | 1,400 shares | $59,626 |
| CONSTRUCTION PARTNERS INC | COM | 21044C107 | — | 662 shares | $59,599 |
| CATHAY GEN BANCORP | PUT | 149150954 | PUT | 1,000 shares | $59,500 |
| ISHARES TR | PUT | 46432F959 | PUT | 300 shares | $59,400 |
| ADECOAGRO S A | COM | L00849106 | — | 5,857 shares | $59,389 |
| PPG INDS INC | COM | 693506107 | — | 569 shares | $59,363 |