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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) |
|---|---|---|---|---|---|
| TIDAL TRUST II | COM | 88636W221 | — | 8,737 shares | $159,712 |
| ARBUTUS BIOPHARMA CORP | CALL | 03879J900 | CALL | 33,400 shares | $159,652 |
| ANTERO MIDSTREAM CORP | COM | 03676B102 | — | 7,905 shares | $159,364 |
| ADIENT PLC | COM | G0084W101 | — | 9,455 shares | $159,222 |
| PINNACLE FINL PARTNERS INC | CALL | 72348N909 | CALL | 1,700 shares | $159,137 |
| ARDMORE SHIPPING CORP | COM | Y0207T100 | — | 8,528 shares | $159,132 |
| RALLIANT CORP | PUT | 750940958 | PUT | 2,300 shares | $159,091 |
| NORDIC AMERICAN TANKERS LIMI | COM | G65773106 | — | 20,090 shares | $158,711 |
| HYATT HOTELS CORP | CALL | 448579902 | CALL | 1,000 shares | $158,560 |
| ABIVAX SA | CALL | 00370M903 | CALL | 1,600 shares | $158,432 |
| TAKEDA PHARMACEUTICAL CO LTD | COM | 874060205 | — | 8,706 shares | $158,362 |
| BROWN & BROWN INC | PUT | 115236951 | PUT | 2,600 shares | $158,340 |
| AMERICAN BITCOIN CORP. | PUT | 02462A953 | PUT | 18,600 shares | $157,728 |
| BITGO HOLDINGS INC | COM | 091947101 | — | 21,285 shares | $157,509 |
| AMBIQ MICRO INC | COM | 023193105 | — | 2,308 shares | $157,336 |
| EURONET WORLDWIDE INC | CALL | 298736909 | CALL | 2,500 shares | $157,175 |
| ARVINAS INC | PUT | 04335A955 | PUT | 20,300 shares | $157,020 |
| AURA BIOSCIENCES INC | CALL | 05153U907 | CALL | 25,000 shares | $157,000 |
| MARINEMAX INC | PUT | 567908958 | PUT | 3,000 shares | $156,900 |
| NUVATION BIO INC | PUT | 67080N951 | PUT | 28,000 shares | $156,800 |
| OLD REP INTL CORP | PUT | 680223954 | PUT | 4,200 shares | $156,702 |
| ALPHA TEKNOVA INC | CALL | 02080L902 | CALL | 17,600 shares | $156,640 |
| CELLEBRITE DI LTD | PUT | M2197Q957 | PUT | 13,900 shares | $156,514 |
| BALLARD PWR SYS INC NEW | CALL | 058586908 | CALL | 76,700 shares | $156,468 |
| JERSEY MIKES SUBS INC | PUT | 47668J952 | PUT | 9,300 shares | $156,426 |
| ACI WORLDWIDE INC | CALL | 004498901 | CALL | 3,200 shares | $156,416 |
| AURA MINERALS INC | COM | G06973112 | — | 1,987 shares | $156,337 |
| POWER SOLUTIONS INTL INC | PUT | 73933G952 | PUT | 3,400 shares | $156,298 |
| AVIENT CORPORATION | COM | 05368V106 | — | 3,881 shares | $156,210 |
| DIREXION SHARES ETF TRUST | CALL | 25459Y906 | CALL | 1,300 shares | $156,143 |
| CIRRUS LOGIC INC | PUT | 172755950 | PUT | 1,300 shares | $155,961 |
| HOWARD HUGHES HOLDINGS INC | COM | 44267T102 | — | 2,118 shares | $155,927 |
| MILLROSE PPTYS INC | PUT | 601137952 | PUT | 6,000 shares | $155,820 |
| FRONTIER GROUP HLDGS INC | PUT | 35909R958 | PUT | 26,100 shares | $155,817 |
| BNB STANDARD CORP | COM | 86887P309 | — | 26,443 shares | $155,749 |
| GLOBAL X FDS | COM | 37960A529 | — | 2,591 shares | $155,667 |
| MANPOWERGROUP INC WIS | PUT | 56418H950 | PUT | 2,800 shares | $155,624 |
| ISHARES TR | PUT | 46432F959 | PUT | 700 shares | $155,568 |
| AIRSCULPT TECHNOLOGIES INC | COM | 009496100 | — | 88,232 shares | $155,288 |
| TIDAL TRUST II | COM | 88636Y524 | — | 16,221 shares | $155,072 |
| HIGH TEMPLAR TECHNOLOGY LTD | PUT | 747798956 | PUT | 65,100 shares | $154,938 |
| ARIS MINING CORPORATION | CALL | 04040Y909 | CALL | 8,900 shares | $154,859 |
| VANECK ETF TRUST | PUT | 92189F952 | PUT | 1,900 shares | $154,793 |
| TENARIS S A | PUT | 88031M959 | PUT | 2,800 shares | $154,504 |
| SURROZEN INC | PUT | 86889P958 | PUT | 4,800 shares | $154,464 |
| FULCRUM THERAPEUTICS INC | COM | 359616109 | — | 41,650 shares | $154,105 |
| KONINKLIJKE PHILIPS N V | PUT | 500472953 | PUT | 6,300 shares | $153,909 |
| RBB FD INC | COM | 74933W551 | — | 4,202 shares | $153,835 |
| HIGHWOODS PPTYS INC | CALL | 431284908 | CALL | 5,300 shares | $153,806 |
| SANDRIDGE ENERGY INC | CALL | 80007P909 | CALL | 11,400 shares | $153,786 |
| MATSON INC | PUT | 57686G955 | PUT | 700 shares | $153,748 |
| NATIONAL HEALTHCARE CORP | CALL | 635906900 | CALL | 700 shares | $153,657 |
| IONIC DIGITAL INC | COM | 462210105 | — | 1,912 shares | $153,590 |
| ISHARES TR | PUT | 464287957 | PUT | 1,000 shares | $153,370 |
| COCA COLA CONS INC | COM | 191098102 | — | 809 shares | $153,119 |
| INVESTMENT MANAGERS SER TR I | PUT | 46092D956 | PUT | 9,800 shares | $152,880 |
| PROSHARES TR II | COM | 74347Y813 | — | 5,411 shares | $152,806 |
| CASELLA WASTE SYS INC | CALL | 147448904 | CALL | 1,900 shares | $152,665 |
| XENON PHARMACEUTICALS INC | CALL | 98420N905 | CALL | 4,100 shares | $152,479 |
| GLOBAL X FDS | CALL | 37950E908 | CALL | 8,100 shares | $152,442 |
| ASHLAND INC | COM | 044186104 | — | 2,242 shares | $152,276 |
| ASANA INC | COM | 04342Y104 | — | 18,057 shares | $152,220 |
| SPIRE INC | PUT | 84857L951 | PUT | 2,000 shares | $152,180 |
| IDACORP INC | COM | 451107106 | — | 1,164 shares | $152,169 |
| ETF OPPORTUNITIES TRUST | COM | 26923N447 | — | 10,371 shares | $152,038 |
| ROUNDHILL ETF TRUST | COM | 77926X338 | — | 6,051 shares | $152,001 |
| PROSHARES TR | PUT | 74349Y957 | PUT | 10,000 shares | $151,900 |
| CSQUARE INC | CALL | 22946R901 | CALL | 9,600 shares | $151,776 |
| DYNAMIX CORP | PUT | G2949D954 | PUT | 13,900 shares | $151,510 |
| VUZIX CORP | CALL | 92921W900 | CALL | 54,300 shares | $151,497 |
| ADMA BIOLOGICS INC | PUT | 000899954 | PUT | 15,100 shares | $151,453 |
| WATSCO INC | PUT | 942622950 | PUT | 500 shares | $151,345 |
| OLEMA PHARMACEUTICALS INC | CALL | 68062P906 | CALL | 17,500 shares | $151,200 |
| IMMUNEERING CORP | CALL | 45254E907 | CALL | 36,900 shares | $151,105 |
| UNITED PARKS & RESORTS INC | COM | 81282V100 | — | 4,654 shares | $150,789 |
| NEWAMSTERDAM PHARMA COMPANY | PUT | N62509959 | PUT | 6,200 shares | $150,784 |
| VANGUARD SCOTTSDALE FDS | PUT | 92206C950 | PUT | 2,200 shares | $150,700 |
| VALVOLINE INC | CALL | 92047W901 | CALL | 5,000 shares | $150,700 |
| ROBERT HALF INC. | CALL | 770323903 | CALL | 4,100 shares | $150,675 |
| WAVE LIFE SCIENCES INC | CALL | 94352A904 | CALL | 40,700 shares | $150,590 |
| MINISO GROUP HLDG LTD | PUT | 66981J952 | PUT | 16,200 shares | $150,498 |
| GENERAL FUSION GROUP LTD | CALL | 369884901 | CALL | 20,300 shares | $150,423 |
| UNIFI INC | COM | 904677200 | — | 22,980 shares | $150,059 |
| ZURA BIO LTD | COM | G9TY5A101 | — | 36,047 shares | $149,955 |
| RICHARDSON ELECTRS LTD | COM | 763165107 | — | 8,454 shares | $149,889 |
| TIDAL TRUST II | CALL | 88636Y908 | CALL | 7,000 shares | $149,870 |
| OCULAR THERAPEUTIX INC | COM | 67576A100 | — | 19,536 shares | $149,841 |
| REX ETF TR | COM | 761562503 | — | 7,537 shares | $149,782 |
| CARECLOUD INC | PUT | 14167R950 | PUT | 73,400 shares | $149,736 |
| INTER & CO INC | CALL | G4R20B907 | CALL | 28,000 shares | $149,520 |
| CAMPING WORLD HLDGS INC | CALL | 13462K909 | CALL | 29,700 shares | $149,093 |
| KOPIN CORP | PUT | 500600951 | PUT | 32,400 shares | $149,040 |
| IVANHOE ELECTRIC INC | PUT | 46578C958 | PUT | 15,000 shares | $148,800 |
| PALLADYNE AI CORP | CALL | 80359A905 | CALL | 28,800 shares | $148,608 |
| BERKLEY W R CORP | PUT | 084423952 | PUT | 2,200 shares | $148,588 |
| UNITED STS 12 MONTH OIL FD L | CALL | 91288V903 | CALL | 2,600 shares | $148,431 |
| OCEANEERING INTL INC | PUT | 675232952 | PUT | 3,400 shares | $148,342 |
| PATRIA INVESTMENTS LIMITED | PUT | G69451955 | PUT | 14,600 shares | $148,190 |
| ZCASH ETF | CALL | 38964G908 | CALL | 3,900 shares | $147,966 |
| GLAUKOS CORP | CALL | 377322902 | CALL | 900 shares | $147,771 |