GROUP ONE TRADING LLC Q1 2021 Filing
Filed May 12, 2021
Portfolio Value
$67.5B
Holdings
7,548
Report Date
Q1 2021
Filing Type
13F-HR
All Holdings (7,548 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 501 | —PEOPLES UNITED FINANCIAL INC | 36,600 | $655.0M | 0.97% | Call |
| 502 | BEEMBEAM GLOBAL | 15,100 | $655.0M | 0.97% | Call |
| 503 | —FOMENTO ECONOMICO MEXICANO S | 8,700 | $655.0M | 0.97% | Put |
| 504 | —VIRNETX HLDG CORP | 117,400 | $654.0M | 0.97% | Put |
| 505 | ITUBITAU UNIBANCO HLDG S A | 131,327 | $651.0M | 0.96% | |
| 506 | —PING IDENTITY HLDG CORP | 29,700 | $651.0M | 0.96% | Call |
| 507 | AMDADVANCED DRAIN SYS INC DEL | 6,300 | $651.0M | 0.96% | Put |
| 508 | INCYINCYTE CORP | 8,000 | $650.0M | 0.96% | Call |
| 509 | BCEBCE INC | 14,400 | $650.0M | 0.96% | Call |
| 510 | HN9HANESBRANDS INC | 32,961 | $648.0M | 0.96% | |
| 511 | CLHCLEAN HARBORS INC | 7,700 | $647.0M | 0.96% | Call |
| 512 | YRDYIREN DIGITAL LTD | 127,571 | $647.0M | 0.96% | |
| 513 | TDGTRANSDIGM GROUP INC | 1,100 | $647.0M | 0.96% | Put |
| 514 | —PARATEK PHARMACEUTICALS INC | 91,600 | $647.0M | 0.96% | Put |
| 515 | ALKSALKERMES PLC | 34,661 | $647.0M | 0.96% | |
| 516 | —HORIZON ACQUISITION CORPORAT | 63,300 | $646.0M | 0.96% | Call |
| 517 | TRPTC ENERGY CORP | 14,100 | $645.0M | 0.96% | Call |
| 518 | —TFF PHARMACEUTICALS INC | 47,500 | $645.0M | 0.96% | Call |
| 519 | NRPNATURAL RESOURCE PARTNERS L | 4,000 | $645.0M | 0.96% | Put |
| 520 | —LAREDO PETROLEUM INC | 21,400 | $643.0M | 0.95% | Call |
| 521 | HPHELMERICH & PAYNE INC | 23,800 | $642.0M | 0.95% | Put |
| 522 | —ALTIMETER GROWTH CORP | 54,800 | $641.0M | 0.95% | Put |
| 523 | —ORGANIGRAM HLDGS INC | 184,700 | $641.0M | 0.95% | Put |
| 524 | CARAEURCARA THERAPEUTICS INC | 29,501 | $640.0M | 0.95% | |
| 525 | —GATES INDUSTRIAL CORPRATIN P | 4,000 | $640.0M | 0.95% | Put |
| 526 | —CARA THERAPEUTICS INC | 29,400 | $638.0M | 0.94% | Put |
| 527 | —GENWORTH FINL INC | 192,200 | $638.0M | 0.94% | Call |
| 528 | ZYXIQZYNEX INC | 41,700 | $637.0M | 0.94% | Call |
| 529 | PARPAR TECHNOLOGY CORP | 9,729 | $636.0M | 0.94% | |
| 530 | CNTCENTURY CASINOS INC | 61,855 | $635.0M | 0.94% | |
| 531 | VMCVULCAN MATLS CO | 3,753 | $633.0M | 0.94% | |
| 532 | YUMCYUM CHINA HLDGS INC | 10,691 | $633.0M | 0.94% | |
| 533 | SPHSUBURBAN PROPANE PARTNERS L | 42,700 | $633.0M | 0.94% | Put |
| 534 | —AIR TRANSPORT SERVICES GRP I | 21,600 | $632.0M | 0.94% | Call |
| 535 | —PPG INDS INC | 4,200 | $631.0M | 0.93% | Call |
| 536 | AQUAUSDEVOQUA WATER TECHNOLOGIES CO | 23,993 | $631.0M | 0.93% | |
| 537 | PCRXPACIRA BIOSCIENCES INC | 9,000 | $631.0M | 0.93% | Put |
| 538 | ALTOALTO INGREDIENTS INC | 116,275 | $631.0M | 0.93% | |
| 539 | INGING GROEP N.V. | 51,581 | $631.0M | 0.93% | |
| 540 | —REINSURANCE GRP OF AMERICA I | 5,000 | $630.0M | 0.93% | Put |
| 541 | —HILL ROM HLDGS INC | 5,700 | $630.0M | 0.93% | Put |
| 542 | —BRF SA | 140,200 | $630.0M | 0.93% | Call |
| 543 | NKTRNEKTAR THERAPEUTICS | 31,500 | $630.0M | 0.93% | Call |
| 544 | —CORNERSTONE BLDG BRANDS INC | 44,807 | $629.0M | 0.93% | |
| 545 | ATATLANTIC POWER CORP | 217,306 | $628.0M | 0.93% | |
| 546 | UPBDRENT A CTR INC NEW | 10,900 | $628.0M | 0.93% | Call |
| 547 | RBAGBPRITCHIE BROS AUCTIONEERS | 10,718 | $628.0M | 0.93% | |
| 548 | —NEXTGEN ACQUISITION CORP | 63,300 | $628.0M | 0.93% | Call |
| 549 | EYPTEYEPOINT PHARMACEUTICALS INC | 61,755 | $627.0M | 0.93% | |
| 550 | AMRXAMNEAL PHARMACEUTICALS INC | 93,200 | $627.0M | 0.93% | Put |
| 551 | MATWMATTHEWS INTL CORP | 15,819 | $626.0M | 0.93% | |
| 552 | —ALLEGHANY CORP DEL | 100 | $626.0M | 0.93% | Call |
| 553 | ARCBARCBEST CORP | 8,900 | $626.0M | 0.93% | Call |
| 554 | —CIA ENERGETICA DE MINAS GERA | 275,200 | $625.0M | 0.93% | Call |
| 555 | —RPT REALTY | 54,700 | $624.0M | 0.92% | Call |
| 556 | —TRANSLATE BIO INC | 37,800 | $623.0M | 0.92% | Call |
| 557 | LBRTLIBERTY OILFIELD SVCS INC | 54,900 | $620.0M | 0.92% | Call |
| 558 | ALKSALKERMES PLC | 33,200 | $620.0M | 0.92% | Put |
| 559 | XIFRNEXTERA ENERGY PARTNERS LP | 8,500 | $619.0M | 0.92% | Call |
| 560 | NDAQNASDAQ INC | 4,200 | $619.0M | 0.92% | Call |
| 561 | —JUNIPER NETWORKS INC | 24,400 | $618.0M | 0.92% | Put |
| 562 | —ALLSCRIPTS HEALTHCARE SOLUTN | 41,000 | $616.0M | 0.91% | Put |
| 563 | —CASPER SLEEP INC | 84,900 | $615.0M | 0.91% | Call |
| 564 | JACKJACK IN THE BOX INC | 5,600 | $615.0M | 0.91% | Call |
| 565 | EHEHANG HLDGS LTD | 16,600 | $615.0M | 0.91% | Put |
| 566 | YPFYPF SOCIEDAD ANONIMA | 149,400 | $614.0M | 0.91% | Call |
| 567 | SAPSAP SE | 5,000 | $614.0M | 0.91% | Put |
| 568 | —WINNEBAGO INDS INC | 8,000 | $614.0M | 0.91% | Put |
| 569 | —RENEWABLE ENERGY GROUP INC | 9,300 | $614.0M | 0.91% | Call |
| 570 | UAVSAGEAGLE AERIAL SYS INC NEW | 97,948 | $613.0M | 0.91% | |
| 571 | —PDC ENERGY INC | 17,800 | $612.0M | 0.91% | Put |
| 572 | —SHAW COMMUNICATIONS INC | 23,300 | $611.0M | 0.90% | Call |
| 573 | RPREALPAGE INC | 7,000 | $610.0M | 0.90% | |
| 574 | —ROMEO POWER INC | 73,193 | $610.0M | 0.90% | |
| 575 | —WIDEOPENWEST INC | 44,800 | $609.0M | 0.90% | Put |
| 576 | GIIIG III APPAREL GROUP LTD | 20,200 | $609.0M | 0.90% | Call |
| 577 | PLDPROLOGIS INC. | 5,749 | $609.0M | 0.90% | |
| 578 | —GENPREX INC | 141,000 | $608.0M | 0.90% | Call |
| 579 | —COMMVAULT SYSTEMS INC | 9,400 | $606.0M | 0.90% | Call |
| 580 | —CUBIC CORP | 8,103 | $604.0M | 0.89% | |
| 581 | —PETROCHINA CO LTD | 16,700 | $604.0M | 0.89% | Put |
| 582 | LAURLAUREATE EDUCATION INC | 44,400 | $603.0M | 0.89% | Call |
| 583 | NBIXNEUROCRINE BIOSCIENCES INC | 6,200 | $603.0M | 0.89% | Put |
| 584 | TVGRUPO TELEVISA SA | 67,900 | $602.0M | 0.89% | Call |
| 585 | —QUALTRICS INTL INC | 18,300 | $602.0M | 0.89% | Call |
| 586 | PGNYPROGYNY INC | 13,498 | $601.0M | 0.89% | |
| 587 | UANCVR PARTNERS LP | 14,902 | $601.0M | 0.89% | |
| 588 | —FREQUENCY THERAPEUTICS INC | 63,200 | $600.0M | 0.89% | Put |
| 589 | UFPIUFP INDUSTRIES INC | 7,900 | $599.0M | 0.89% | Call |
| 590 | OZONOZON HLDGS PLC | 10,686 | $599.0M | 0.89% | |
| 591 | PARRPAR PAC HOLDINGS INC | 42,257 | $597.0M | 0.88% | |
| 592 | SOSOUTHERN CO | 9,600 | $597.0M | 0.88% | Put |
| 593 | —ENTERGY CORP NEW | 6,000 | $597.0M | 0.88% | Call |
| 594 | PLMRPALOMAR HLDGS INC | 8,900 | $597.0M | 0.88% | Call |
| 595 | ZYXIQZYNEX INC | 39,099 | $597.0M | 0.88% | |
| 596 | NOVNOV INC | 43,500 | $597.0M | 0.88% | Call |
| 597 | —BLUE APRON HLDGS INC | 94,226 | $595.0M | 0.88% | |
| 598 | WLKWESTLAKE CHEM CORP | 6,700 | $595.0M | 0.88% | Put |
| 599 | —CHEETAH MOBILE INC | 264,100 | $594.0M | 0.88% | Put |
| 600 | HDSNHUDSON TECHNOLOGIES INC | 369,000 | $594.0M | 0.88% | Call |