GROUP ONE TRADING, L.P. - Q3 2021 holdings

$92.6 Billion is the total value of GROUP ONE TRADING, L.P.'s 8294 reported holdings in Q3 2021. The portfolio turnover from Q2 2021 to Q3 2021 was 8.3% .

 Value Shares↓ Weighting
 CHIPOTLE MEXICAN GRILL INCcall$66,158,000
+17.2%
36,4000.0%0.07%
+4.4%
 POOL CORPput$2,954,000
-5.3%
6,8000.0%0.00%
-25.0%
 M D C HLDGS INCput$1,916,000
-7.7%
41,0000.0%0.00%
-33.3%
 UROGEN PHARMA LTDcall$841,000
+10.1%
50,0000.0%0.00%0.0%
 UROGEN PHARMA LTDput$841,000
+10.1%
50,0000.0%0.00%0.0%
 GARTNER INCput$1,216,000
+25.5%
4,0000.0%0.00%0.0%
 HEXCEL CORP NEWput$748,000
-4.8%
12,6000.0%0.00%0.0%
 TRINET GROUP INCcall$851,000
+30.5%
9,0000.0%0.00%0.0%
 ALTIMMUNE INCput$487,000
+14.6%
43,1000.0%0.00%0.0%
 TYLER TECHNOLOGIES INCcall$1,284,000
+1.3%
2,8000.0%0.00%
-50.0%
 FEDERAL SIGNAL CORPcall$1,159,000
-4.0%
30,0000.0%0.00%0.0%
 INVESCO QQQ TRput$895,000
+1.0%
2,5000.0%0.00%0.0%
UDN  INVESCO DB US DLR INDEX TRbearish fd$690,000
-2.1%
33,4640.0%0.00%0.0%
 PRA GROUP INCput$548,000
+9.6%
13,0000.0%0.00%0.0%
 BRIGHAM MINERALS INCcall$908,000
-10.0%
47,4000.0%0.00%0.0%
AZZ  AZZ INC$18,000
+5.9%
3360.0%0.00%
 ACCEL ENTERTAINMENT INCput$97,000
+2.1%
8,0000.0%0.00%
 ADTRAN INCput$2,0000.0%1000.0%0.00%
AMED  AMEDISYS INC$60,000
-38.8%
4000.0%0.00%
ATAX  AMERICA FIRST MULTIFAMILY INben unit ctf$146,000
-11.5%
24,4200.0%0.00%
 AMERICAN NATIONAL GROUP INCput$19,000
+26.7%
1000.0%0.00%
 AMERIS BANCORPput$5,0000.0%1000.0%0.00%
 AMTECH SYS INCput$48,000
+20.0%
4,2000.0%0.00%
 APPFOLIO INCcall$0
-100.0%
6000.0%0.00%
AHH  ARMADA HOFFLER PPTYS INC$6,0000.0%4820.0%0.00%
 ARTISAN PARTNERS ASSET MGMTcall$88,000
-3.3%
1,8000.0%0.00%
 ASBURY AUTOMOTIVE GROUP INCput$59,000
+15.7%
3000.0%0.00%
AINC  ASHFORD INC$030.0%0.00%
 ATHIRA PHARMA INCput$19,000
-5.0%
2,0000.0%0.00%
 AVANOS MED INCcall$406,000
-14.2%
13,0000.0%0.00%
-100.0%
RCEL  AVITA MEDICAL INC$5,000
-16.7%
3000.0%0.00%
AXGN  AXOGEN INC$2,0000.0%1000.0%0.00%
 BANCO SANTANDER MEXICO SAcall$0
-100.0%
1000.0%0.00%
 BARCLAYS BANK PLCcall$0
-100.0%
3,0000.0%0.00%
BATL  BATTALION OIL CORP$1,0000.0%870.0%0.00%
 BELLICUM PHARMACEUTICALS INC$4,000
-20.0%
1,4870.0%0.00%
 BIOCEPT INCput$1,0000.0%3000.0%0.00%
 BOISE CASCADE CO DELput$38,000
-7.3%
7000.0%0.00%
BAK  BRASKEM S Asp adr pfd a$24,000
-7.7%
1,0830.0%0.00%
 BRIGHTSPIRE CAPITAL INCput$35,0000.0%3,7000.0%0.00%
BCO  BRINKS CO$6,000
-25.0%
1000.0%0.00%
 CGI INCcall$0
-100.0%
1000.0%0.00%
 CNO FINL GROUP INCput$127,000
-0.8%
5,4000.0%0.00%
 CSI COMPRESSCO LPput$1,0000.0%6000.0%0.00%
CADE  CADENCE BANCORPORATIONcl a$2,0000.0%1000.0%0.00%
 CALUMET SPECIALTY PRODS PARTput$87,000
+14.5%
11,0000.0%0.00%
 CAMDEN PPTY TRcall$15,000
+15.4%
1000.0%0.00%
CSU  CAPITAL SR LIVING CORP$1,0000.0%240.0%0.00%
 CAPITAL SOUTHWEST CORPcall$3,000
+50.0%
1000.0%0.00%
CMO  CAPSTEAD MTG CORP$13,000
+18.2%
1,8680.0%0.00%
 CASTLIGHT HEALTH INCput$1,000
-50.0%
9000.0%0.00%
 CELANESE CORP DELcall$45,0000.0%3000.0%0.00%
CGAU  CENTERRA GOLD INC$030.0%0.00%
 CHINA AUTOMOTIVE SYS INCput$10,000
-33.3%
3,0000.0%0.00%
JRJC  CHINA FIN ONLINE CO LTDsponsord ads new$1,000
-50.0%
1520.0%0.00%
 CHINA PETROLEUM & CHEMICAL Ccall$10,0000.0%2000.0%0.00%
CGA  CHINA GREEN AGRICULTURE INC$1,0000.0%630.0%0.00%
CIR  CIRCOR INTL INC$7,0000.0%2000.0%0.00%
 COMTECH TELECOMMUNICATIONS Cput$87,000
+6.1%
3,4000.0%0.00%
CFMS  CONFORMIS INC$03350.0%0.00%
 CONSTRUCTION PARTNERS INCcall$123,000
+6.0%
3,7000.0%0.00%
CPSS  CONSUMER PORTFOLIO SVCS INC$0110.0%0.00%
 CONSUMER PORTFOLIO SVCS INCcall$1,0000.0%2000.0%0.00%
CSAN  COSAN S Aads$10,000
-16.7%
6090.0%0.00%
 CRESUD S A C I F Y Acall$160,000
-18.8%
32,9000.0%0.00%
CULP  CULP INC$5,000
-28.6%
4000.0%0.00%
 DALLASNEWS CORPORATIONcall$1,0000.0%2000.0%0.00%
 DANA INCput$2,0000.0%1000.0%0.00%
 DINE BRANDS GLOBAL INCput$16,000
-11.1%
2000.0%0.00%
DSS  DOCUMENT SEC SYS INC$040.0%0.00%
 DONALDSON INCput$0
-100.0%
1,0000.0%0.00%
 DUCK CREEK TECHNOLOGIES INCput$35,0000.0%8000.0%0.00%
DZSI  DZS INC$5,000
-37.5%
4000.0%0.00%
 ENI S P Acall$0
-100.0%
1000.0%0.00%
 FIRST EAGLE ALTR CAP BDC INCput$01000.0%0.00%
 ENDEAVOR GROUP HLDGS INCput$17,0000.0%6000.0%0.00%
 EPAM SYS INCcall$228,000
+11.8%
4000.0%0.00%
 ESSENTIAL PPTYS RLTY TR INCput$0
-100.0%
2000.0%0.00%
ESS  ESSEX PPTY TR INC$64,000
+6.7%
2000.0%0.00%
 ESSEX PPTY TR INCput$96,000
+6.7%
3000.0%0.00%
 FTI CONSULTING INCput$337,000
-1.5%
2,5000.0%0.00%
SFUN  FANG HLDGS LTDadr new$4,000
-50.0%
6870.0%0.00%
FANH  FANHUA INCsponsored adr$12,000
-20.0%
1,0000.0%0.00%
 FANHUA INCcall$1,000
-50.0%
1000.0%0.00%
 FEDERAL RLTY INVT TRput$201,000
+1.0%
1,7000.0%0.00%
FOR  FORESTAR GROUP INC$2,0000.0%1000.0%0.00%
GAU  GALIANO GOLD INC$02410.0%0.00%
 GALIANO GOLD INCput$02000.0%0.00%
 GENIE ENERGY LTDput$0
-100.0%
2,9000.0%0.00%
 GLATFELTER CORPORATIONcall$237,000
+0.9%
16,8000.0%0.00%
 GRAINGER W W INCcall$157,000
-10.3%
4000.0%0.00%
AJX  GREAT AJAX CORP$5,0000.0%4000.0%0.00%
 GRIFFON CORPput$0
-100.0%
1000.0%0.00%
 GRIFOLS S Aput$29,000
-17.1%
2,0000.0%0.00%
 GULF RES INC$1,0000.0%1730.0%0.00%
 HEALTHCARE TR AMER INCput$24,000
+14.3%
8000.0%0.00%
 HERITAGE CRYSTAL CLEAN INCcall$0
-100.0%
5000.0%0.00%
 IMPAC MTG HLDGS INCput$2,000
-33.3%
1,2000.0%0.00%
 INDUSTRIAL LOGISTICS PPTYS Tput$53,000
-3.6%
2,1000.0%0.00%
 INSTALLED BLDG PRODS INCcall$429,000
-12.3%
4,0000.0%0.00%
-100.0%
 INTEGER HLDGS CORPcall$0
-100.0%
5,1000.0%0.00%
-100.0%
 JOINT CORPput$10,000
+25.0%
1000.0%0.00%
KVHI  KVH INDS INC$1,0000.0%1000.0%0.00%
 KVH INDS INCcall$1,0000.0%1000.0%0.00%
 KEMPER CORPcall$0
-100.0%
10,0000.0%0.00%
-100.0%
 KONTOOR BRANDS INCput$5,000
-16.7%
1000.0%0.00%
 LHC GROUP INCcall$16,000
-20.0%
1000.0%0.00%
 LEJU HLDGS LTDcall$2,000
-33.3%
1,5000.0%0.00%
 LANDMARK INFRASTRCTUR PARTRput$268,000
+28.2%
16,4000.0%0.00%
 LARIMAR THERAPEUTICS INCput$12,000
+20.0%
1,0000.0%0.00%
 LATTICE SEMICONDUCTOR CORPput$207,000
+15.0%
3,2000.0%0.00%
LINC  LINCOLN EDL SVCS CORP$4,000
-20.0%
6000.0%0.00%
LIQT  LIQTECH INTL INC$2,0000.0%3000.0%0.00%
 LOMA NEGRA C I A S A MTNput$337,000
+4.7%
47,3000.0%0.00%
LUMO  LUMOS PHARMA INC$1,0000.0%1500.0%0.00%
 MEI PHARMA INCput$69,000
-2.8%
25,0000.0%0.00%
TUSK  MAMMOTH ENERGY SVCS INC$2,000
-50.0%
8000.0%0.00%
MN  MANNING & NAPIER INCcl a$19,000
+11.8%
2,1000.0%0.00%
 MATRIX SVC COput$1,0000.0%1000.0%0.00%
 MEDPACE HLDGS INCcall$0
-100.0%
1000.0%0.00%
 MERCURY SYS INCput$5,000
-28.6%
1000.0%0.00%
 METHODE ELECTRS INCput$13,000
-13.3%
3000.0%0.00%
MTP  MIDATECH PHARMA PLCsponsored ads$0100.0%0.00%
 MILESTONE SCIENTIFIC INCput$9,000
-25.0%
5,0000.0%0.00%
MC  MOELIS & COcl a$118,000
+9.3%
1,9020.0%0.00%
MLI  MUELLER INDS INC$8,000
-11.1%
2000.0%0.00%
 MURPHY USA INCput$251,000
+25.5%
1,5000.0%0.00%
 NGM BIOPHARMACEUTICALS INCcall$38,000
+5.6%
1,8000.0%0.00%
 NAPCO SEC TECHNOLOGIES INCcall$0
-100.0%
6000.0%0.00%
NTCO  NATURA &CO HLDG S Aads$18,000
-28.0%
1,1090.0%0.00%
NTUS  NATUS MED INC DEL$31,000
-3.1%
1,2500.0%0.00%
 NATUS MED INC DELcall$5,0000.0%2000.0%0.00%
 NETSCOUT SYS INCcall$75,000
-6.2%
2,8000.0%0.00%
 NEUROBO PHARMACEUTICALS INCcall$4,000
+33.3%
1,0000.0%0.00%
 NEW MTN FIN CORPcall$25,0000.0%1,9000.0%0.00%
 OFG BANCORPcall$5,000
+25.0%
2000.0%0.00%
 OCWEN FINL CORPput$3,0000.0%1000.0%0.00%
 OLD NATL BANCORP INDput$2,0000.0%1000.0%0.00%
 OLYMPIC STEEL INCcall$41,000
-18.0%
1,7000.0%0.00%
 ONE GAS INCput$0
-100.0%
1000.0%0.00%
ONVO  ORGANOVO HLDGS INC$0
-100.0%
650.0%0.00%
 ORION ENERGY SYS INCput$2,000
-33.3%
5000.0%0.00%
PCTI  PCTEL INC$78,000
-6.0%
12,6000.0%0.00%
 PCTEL INCput$4,0000.0%6000.0%0.00%
 PACTIV EVERGREEN INC$5,000
-16.7%
4000.0%0.00%
 PAMPA ENERGIA S Acall$203,000
+15.3%
11,6000.0%0.00%
 PAR PAC HOLDINGS INCput$14,000
-6.7%
9000.0%0.00%
PSTV  PLUS THERAPEUTICS INC$0210.0%0.00%
PCOM  POINTS INTL LTD$3,0000.0%1850.0%0.00%
 POPULAR INCcall$350,000
+3.6%
4,5000.0%0.00%
 POPULAR INCput$78,000
+4.0%
1,0000.0%0.00%
 PORTLAND GEN ELEC COput$5,0000.0%1000.0%0.00%
 PRIMERICA INCcall$15,0000.0%1000.0%0.00%
 PROASSURANCE CORPcall$5,0000.0%2000.0%0.00%
 PROASSURANCE CORPput$119,000
+4.4%
5,0000.0%0.00%
 PROS HOLDINGS INCcall$266,000
-22.2%
7,5000.0%0.00%
 PROS HOLDINGS INCput$131,000
-22.5%
3,7000.0%0.00%
PFS  PROVIDENT FINL SVCS INC$96,000
+2.1%
4,1000.0%0.00%
KWR  QUAKER CHEM CORP$24,0000.0%1000.0%0.00%
 QUAKER CHEM CORPcall$24,0000.0%1000.0%0.00%
 QUANTERIX CORPput$5,000
-16.7%
1000.0%0.00%
 REV GROUP INCput$34,000
+9.7%
2,0000.0%0.00%
RMR  RMR GROUP INCcl a$020.0%0.00%
RPM  RPM INTL INC$83,000
-12.6%
1,0720.0%0.00%
RDVT  RED VIOLET INC$4,000
+33.3%
1450.0%0.00%
 REGAL BELOIT CORPput$376,000
+12.6%
2,5000.0%0.00%
RPAY  REPAY HLDGS CORP$5,0000.0%2210.0%0.00%
RSLS  RESHAPE LIFESCIENCES INC$0
-100.0%
1120.0%0.00%
 REVANCE THERAPEUTICS INCput$11,000
-8.3%
4000.0%0.00%
RVSB  RIVERVIEW BANCORP INC$23,000
+4.5%
3,1000.0%0.00%
RBCN  RUBICON TECHNOLOGY INC$010.0%0.00%
 RUTHS HOSPITALITY GROUP INCput$77,000
-9.4%
3,7000.0%0.00%
 SEI INVTS COput$42,000
-2.3%
7000.0%0.00%
 SK TELECOM LTDcall$0
-100.0%
2,3000.0%0.00%
 SAFEGUARD SCIENTIFICS INCput$21,000
+10.5%
2,4000.0%0.00%
SANM  SANMINA CORPORATION$12,0000.0%3000.0%0.00%
 HENRY SCHEIN INCcall$411,000
+2.5%
5,4000.0%0.00%
 SCHNEIDER NATIONAL INCput$7,0000.0%3000.0%0.00%
 SEER INCput$3,0000.0%1000.0%0.00%
 SHUTTERSTOCK INCput$11,000
+10.0%
1000.0%0.00%
SRRA  SIERRA ONCOLOGY INC$5,000
+25.0%
2120.0%0.00%
SBOW  SILVERBOW RES INC$5,0000.0%2020.0%0.00%
 SITE CTRS CORPput$51,000
+2.0%
3,3000.0%0.00%
SNN  SMITH & NEPHEW PLCspdn adr new$8,000
-20.0%
2340.0%0.00%
SOI  SOLARIS OILFIELD INFRASTRUCT$7,000
-12.5%
8330.0%0.00%
STC  STEWART INFORMATION SVCS COR$6,0000.0%1000.0%0.00%
SSKN  STRATA SKIN SCIENCES INC$010.0%0.00%
SLF  SUN LIFE FINANCIAL INC.$10,0000.0%2000.0%0.00%
 SURGERY PARTNERS INCcall$4,000
-42.9%
1000.0%0.00%
 SYPRIS SOLUTIONS INCcall$01000.0%0.00%
 TFS FINL CORPput$112,000
-6.7%
5,9000.0%0.00%
TTMI  TTM TECHNOLOGIES INC$16,000
-15.8%
1,3000.0%0.00%
 TTM TECHNOLOGIES INCput$211,000
-12.1%
16,8000.0%0.00%
 TCR2 THERAPEUTICS INCput$228,000
-48.2%
26,8000.0%0.00%
-100.0%
 TEAM INCput$3,000
-50.0%
9000.0%0.00%
 TECHTARGET INCcall$8,0000.0%1000.0%0.00%
 TELOS CORP MDput$11,000
-21.4%
4000.0%0.00%
 TEMPEST THERAPEUTICS INCput$46,000
+27.8%
3,2000.0%0.00%
 TILLYS INCcall$205,000
-12.0%
14,6000.0%0.00%
 TILLYS INCput$18,000
-14.3%
1,3000.0%0.00%
 TRAVEL PLUS LEISURE COput$131,000
-8.4%
2,4000.0%0.00%
 TRUSTMARK CORPcall$0
-100.0%
2,0000.0%0.00%
TCX  TUCOWS INC$8,0000.0%1000.0%0.00%
 USANA HEALTH SCIENCES INCput$0
-100.0%
9000.0%0.00%
 UBIQUITI INCcall$90,000
-4.3%
3000.0%0.00%
 UBIQUITI INCput$30,000
-3.2%
1000.0%0.00%
UGP  ULTRAPAR PARTICIPACOES SA$01000.0%0.00%
 UMPQUA HLDGS CORPcall$0
-100.0%
1000.0%0.00%
 UNIVERSAL INS HLDGS INCcall$1,0000.0%1000.0%0.00%
 VEECO INSTRS INC DELcall$147,000
-7.5%
6,6000.0%0.00%
VBTX  VERITEX HLDGS INC$4,0000.0%1000.0%0.00%
 VERITEX HLDGS INCcall$335,000
+11.3%
8,5000.0%0.00%
 VIVEVE MED INC$010.0%0.00%
VNRX  VOLITIONRX LTD$01500.0%0.00%
VJET  VOXELJET AGads$5,000
-28.6%
5810.0%0.00%
 VOYAGER THERAPEUTICS INCput$1,0000.0%3000.0%0.00%
 WABASH NATL CORPcall$0
-100.0%
1000.0%0.00%
XOMA  XOMA CORP DEL$3,000
-25.0%
1160.0%0.00%
 YALLA GROUP LTDcall$276,000
-62.1%
36,4000.0%0.00%
-100.0%
 ZENTALIS PHARMACEUTICALS INCput$13,000
+18.2%
2000.0%0.00%
 ZUMIEZ INCput$40,000
-18.4%
1,0000.0%0.00%
 ARCOS DORADOS HOLDINGS INCput$4,000
-20.0%
8000.0%0.00%
BAMR  BROOKFIELD ASSET MGMT REINScl a exch lt vtg$020.0%0.00%
GTES  GATES INDUSTRIAL CORPRATIN P$13,000
-7.1%
8020.0%0.00%
SEED  ORIGIN AGRITECH LIMITED$1,0000.0%1000.0%0.00%
PAX  PATRIA INVESTMENTS LIMITED$35,000
-7.9%
2,1320.0%0.00%
 QUOTIENT LTDput$1,0000.0%3000.0%0.00%
 LIBERTY LATIN AMERICA LTDcall$51,000
-5.6%
3,9000.0%0.00%
 AC IMMUNE SAput$1,0000.0%1000.0%0.00%
 ADC THERAPEUTICS SAput$0
-100.0%
1000.0%0.00%
 GLOBANT S Acall$28,000
+27.3%
1000.0%0.00%
 FRANKS INTL N Vput$15,0000.0%5,0000.0%0.00%
 COPA HOLDINGS SAcall$203,000
+8.0%
2,5000.0%0.00%
SVA  SINOVAC BIOTECH LTD$0
-100.0%
4120.0%0.00%
NETI  ENETI INC$229,000
-10.5%
13,7170.0%0.00%
Original filings

The following EDGAR filing(s) were analyzed to create this report:

  • View 13F-HR filed 2021-11-12
Signatures

The EDGAR filing(s) were signed by:

Top long-term holdings
NameQuarters ownedLatest quarter ownedMax weighting
ABBVIE INC42Q3 20231.0%
ABBVIE INC42Q3 20230.6%
NXP SEMICONDUCTORS N V42Q3 20232.0%
HERBALIFE NUTRITION LTD42Q3 20230.6%
KINDER MORGAN INC DEL42Q3 20230.9%
SAREPTA THERAPEUTICS INC42Q3 20230.7%
ENERGY TRANSFER LP42Q3 20230.7%
YPF SOCIEDAD ANONIMA42Q3 20230.8%
DEUTSCHE BANK AG42Q3 20230.6%
NXP SEMICONDUCTORS N V42Q3 20230.8%

View GROUP ONE TRADING, L.P.'s complete holdings history.

Latest significant ownerships (13-D/G)
GROUP ONE TRADING, L.P. Q3 2021 significant holdings filed using form 13D/G when ownership exceeds 5% of a company's total stock issue.
FiledShares Percentage
SAFE & GREEN HOLDINGS CORP.May 12, 2023529,9093.7%
Silvergate Capital CorpMarch 06, 2023663,5232.1%
MICROSTRATEGY IncSold outFebruary 10, 202300.0%
MIMEDX GROUP, INC.January 31, 20196,379,1035.7%

View GROUP ONE TRADING, L.P.'s complete significant-ownership history.

Latest filings
TypeFiled
13F-HR2024-02-14
FOCUSN2023-11-27
X-17A-52023-11-27
13F-HR2023-11-09
13F-HR2023-08-09
13F-HR2023-05-12
SC 13G/A2023-05-12
SC 13G/A2023-03-06
SC 13G2023-02-13
SC 13G/A2023-02-10

View GROUP ONE TRADING, L.P.'s complete filings history.

Compare quarters

Export GROUP ONE TRADING, L.P.'s holdings