GROUP ONE TRADING LLC Q4 2016 Filing

Filed February 15, 2017

Portfolio Value

$10.3B

Holdings

4,408

Report Date

Q4 2016

Filing Type

13F-HR

All Holdings (4,408 positions)

#StockSharesValue% PortfolioType
701
GROUPON INC
105,700$351.0M3.40%Put
702
PHILLIPS 66 PARTNERS LP
7,200$350.0M3.39%Put
703
MERRIMACK PHARMACEUTICALS IN
85,300$348.0M3.38%Put
704
PURE STORAGE INC
30,700$347.0M3.37%Put
705
SCORPIO TANKERS INC
76,600$347.0M3.37%Call
706
ICONIX BRAND GROUP INC
37,102$347.0M3.37%
707
AMKRAMKOR TECHNOLOGY INC
32,900$347.0M3.37%Put
708
SUNCOKE ENERGY PARTNERS L P
18,000$347.0M3.37%Put
709
DNKNDUNKIN BRANDS GROUP INC
6,616$347.0M3.37%
710
PLATFORM SPECIALTY PRODS COR
35,371$347.0M3.37%
711
OPUS BK IRVINE CALIF
11,500$346.0M3.36%Put
712
AXOVANT SCIENCES LTD
27,767$345.0M3.35%
713
NUVAGBPNUVASIVE INC
5,124$345.0M3.35%
714
CANADIAN NATL RY CO
5,100$344.0M3.34%Call
715
SWCHFSIERRA WIRELESS INC
21,937$344.0M3.34%
716
SPARK THERAPEUTICS INC
6,900$344.0M3.34%Put
717
HHYATT HOTELS CORP
6,200$343.0M3.33%Call
718
CA INC
10,800$343.0M3.33%Put
719
CLDTCHATHAM LODGING TR
16,700$343.0M3.33%Put
720
PIONEER NAT RES CO
1,900$342.0M3.32%Call
721
SPIRIT AIRLS INC
5,900$341.0M3.31%Call
722
JBLJABIL CIRCUIT INC
14,371$340.0M3.30%
723
SYNGENTA AG
4,300$340.0M3.30%Put
724
KANSAS CITY SOUTHERN
4,000$339.0M3.29%Put
725
QUOTIENT TECHNOLOGY INC
31,500$339.0M3.29%Call
726
TMOTHERMO FISHER SCIENTIFIC INC
2,400$339.0M3.29%Put
727
IMMUNOGEN INC
166,400$339.0M3.29%Call
728
DYHTARGET CORP
4,699$339.0M3.29%
729
VALLEY NATL BANCORP
29,000$338.0M3.28%Call
730
SONYSONY CORP
12,000$336.0M3.26%Put
731
SOHUNSOHU COM INC
9,923$336.0M3.26%
732
SUPERVALU INC
71,700$335.0M3.25%Put
733
ATLASSIAN CORP PLC
13,900$335.0M3.25%Call
734
MDTMEDTRONIC PLC
4,700$335.0M3.25%Call
735
TPHTRI POINTE GROUP INC
29,200$335.0M3.25%Put
736
MOBILE MINI INC
11,000$333.0M3.23%Put
737
MERITOR INC
26,700$332.0M3.22%Call
738
BAHBOOZ ALLEN HAMILTON HLDG COR
9,200$332.0M3.22%
739
DARDARLING INGREDIENTS INC
25,600$331.0M3.21%Call
740
METHODE ELECTRS INC
8,000$331.0M3.21%Call
741
IBKRINTERACTIVE BROKERS GROUP IN
9,058$331.0M3.21%
742
TQJSIGNATURE BK NEW YORK N Y
2,200$330.0M3.20%
743
MXLMAXLINEAR INC
15,100$329.0M3.19%Call
744
CBRECBRE GROUP INC
10,400$328.0M3.18%Call
745
RENEWABLE ENERGY GROUP INC
33,800$328.0M3.18%Call
746
AVPUSDAVON PRODS INC
64,924$327.0M3.17%
747
ZDJ2 GLOBAL INC
4,000$327.0M3.17%Call
748
WSBFWATERSTONE FINL INC MD
17,773$327.0M3.17%
749
BLUE BUFFALO PET PRODS INC
13,600$327.0M3.17%Put
750
BYDBOYD GAMING CORP
16,200$327.0M3.17%Put
751
NUSNU SKIN ENTERPRISES INC
6,827$326.0M3.16%
752
PSIVIDA CORP
190,000$325.0M3.15%Call
753
SBSWSIBANYE GOLD LTD
46,003$325.0M3.15%
754
BCRXBIOCRYST PHARMACEUTICALS
51,300$325.0M3.15%Put
755
POWERSHARES DB CMDTY IDX TRA
20,490$325.0M3.15%
756
CVSCVS HEALTH CORP
4,100$324.0M3.14%Call
757
8POINT3 ENERGY PARTNERS LP
24,945$324.0M3.14%
758
KITE PHARMA INC
7,200$323.0M3.13%Call
759
NEW YORK CMNTY BANCORP INC
20,300$323.0M3.13%Put
760
GLU MOBILE INC
165,500$321.0M3.11%Put
761
ACHILLION PHARMACEUTICALS IN
77,478$320.0M3.10%
762
STONEMOR PARTNERS L P
35,777$319.0M3.09%
763
RETROPHIN INC
16,800$318.0M3.08%Call
764
KONGZHONG CORP
45,751$318.0M3.08%
765
PROGENICS PHARMACEUTICALS IN
36,800$318.0M3.08%Call
766
CDNSCADENCE DESIGN SYSTEM INC
12,600$318.0M3.08%Put
767
CIENCIENA CORP
13,038$318.0M3.08%
768
AVXLANAVEX LIFE SCIENCES CORP
79,700$316.0M3.06%Call
769
SIERRA WIRELESS INC
20,100$316.0M3.06%Call
770
WESTROCK CO
6,200$315.0M3.06%Put
771
TTWOTAKE-TWO INTERACTIVE SOFTWAR
6,385$315.0M3.06%
772
VFCV F CORP
5,900$315.0M3.06%Call
773
NUENUCOR CORP
5,300$315.0M3.06%Call
774
GAS NAT INC
25,100$315.0M3.06%Put
775
COFCAPITAL ONE FINL CORP
3,600$314.0M3.05%Put
776
JNPJUNIPER NETWORKS INC
11,122$314.0M3.05%
777
VNET21VIANET GROUP INC
44,800$314.0M3.05%Call
778
TEXAS CAPITAL BANCSHARES INC
4,000$314.0M3.05%Call
779
TSLATESLA MTRS INC
1,466,100$313.3M3.04%Put
780
NGLNGL ENERGY PARTNERS LP
14,900$313.0M3.04%Put
781
PENNYMAC MTG INVT TR
19,100$313.0M3.04%Call
782
ACMAECOM
8,600$313.0M3.04%Call
783
VUZIVUZIX CORP
45,992$313.0M3.04%
784
SODASTREAM INTERNATIONAL LTD
7,900$312.0M3.03%Put
785
ADIANALOG DEVICES INC
4,300$312.0M3.03%Put
786
ACHAOGEN INC
23,858$311.0M3.02%
787
SAGE THERAPEUTICS INC
6,100$311.0M3.02%Put
788
ACHILLION PHARMACEUTICALS IN
75,200$311.0M3.02%Put
789
REPROS THERAPEUTICS INC
235,300$311.0M3.02%Call
790
ALBIREO PHARMA INC
17,500$310.0M3.01%Call
791
KONGZHONG CORP
44,600$310.0M3.01%Call
792
COMSTOCK RES INC
31,400$309.0M3.00%Put
793
CUCAAVIS BUDGET GROUP
8,424$309.0M3.00%
794
ASTORIA FINL CORP
16,500$308.0M2.99%Call
795
INGERSOLL-RAND PLC
4,100$308.0M2.99%Put
796
HRG GROUP INC
19,700$307.0M2.98%
797
LPI1EURLAREDO PETROLEUM INC
21,684$307.0M2.98%
798
PVH CORP
3,400$307.0M2.98%Call
799
LDOSLEIDOS HLDGS INC
6,000$307.0M2.98%Call
800
DHID R HORTON INC
11,200$306.0M2.97%Put
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