Group One Trading LLC — Q3 2013 13F Holdings

Name: Group One Trading LLC — 13F Holdings, Q3 2013
Creator: AlphaSMO
License: https://www.sec.gov/forms

CIK: 0000932540

Total reported value

$52.2B

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Full holdings list this quarter

Showing top 200 holdings (of 5142 total)

#	Ticker	Issuer	Asset Subclass	Weight	Weight Change	Shares Change
1	✓	Onyx Pharmaceuticals INC	Stock-Other	1.84%	—	—
2	✓	Onyx Pharmaceuticals INC	Stock-Other	1.32%	—	—
3	TSLA	Tesla, Inc.	Stock-Consumer Disc	1.18%	—	-25.12%
4	✓	Spreadtrum Communications In	Stock-Other	1.02%	—	+299.36%
5	TSLA	Tesla, Inc.	Stock-Consumer Disc	0.97%	-0.08%	-25.39%
6	✓	US Airways Group INC	Stock-Other	0.96%	—	+83.85%
7	✓	Nokia CORP	Stock-Other	0.93%	—	+37.70%
8	✓	Spreadtrum Communications In	Stock-Other	0.80%	—	+1293.75%
9	✓	Currencyshares Japanese Yen	Stock-Other	0.69%	—	-15.74%
10	✓	Mannkind CORP	Stock-Other	0.67%	—	+38.86%
11	✓	Linn Energy Llc-units	Stock-Other	0.67%	—	+166.92%
12	NOK	Nokia Oyj	Stock-Tech	0.61%	—	+256.89%
13	✓	Elan CORP PLC -spons Adr	Stock-Other	0.61%	—	+84.12%
14	✓	Vodafone Group Plc-sp Adr	Stock-Other	0.60%	—	+27.20%
15	✓	Liberty Global Plc-a	Stock-Other	0.58%	—	-39.07%
16	✓	Ipath Sp 500 Vix S/t Fu Etn	Stock-Other	0.57%	—	-25.07%
17	✓	US Airways Group INC	Stock-Other	0.55%	—	+144.85%
18	✓	Linn Energy Llc-units	Stock-Other	0.52%	—	+17.76%
19	✓	Interoil CORP Common Stock	Stock-Other	0.46%	—	+3.34%
20	✓	Interoil CORP Common Stock	Stock-Other	0.44%	—	+60.35%
21	✓	American Capital Agency CORP	Stock-Other	0.43%	—	-19.02%
22	✓	Acadia Pharmaceuticals INC	Stock-Other	0.41%	—	—
23	✓	Aegerion Pharmaceuticals INC	Stock-Other	0.40%	—	-21.07%
24	✓	Mannkind CORP Common Stock	Stock-Other	0.39%	—	+3.83%
25	✓		Stock-Other	0.39%	—	+72.93%
26	HLF	Herbalife Ltd.	Stock-Other	0.39%	—	-12.78%
27	✓	Vodafone Group Plc-sp Adr	Stock-Other	0.38%	—	+40.07%
28	✓	Ebix INC	Stock-Other	0.37%	—	+340.38%
29	✓	Elan CORP PLC -spons Adr	Stock-Other	0.37%	—	+95.40%
30	✓	Nationstar Mortgage Holdings	Stock-Other	0.37%	—	+13.30%
31	✓	J.c. Penney Co INC	Stock-Other	0.37%	—	+578.92%
32	✓	Cobalt International Energy	Stock-Other	0.37%	—	+56.61%
33	✓	Smithfield Foods INC	Stock-Other	0.35%	—	+101.86%
34	✓	Jive Software INC	Stock-Other	0.33%	—	+23.66%
35	✓	Blackberry LTD	Stock-Other	0.33%	—	—
36	✓	Research In Motion	Stock-Other	0.33%	—	+2648.85%
37	✓	Acadia Pharmaceuticals INC	Stock-Other	0.32%	—	—
38	✓	Hillshire Brands Co	Stock-Other	0.32%	—	+1.13%
39	✓	Groupon INC	Stock-Other	0.32%	—	-20.68%
40	✓	Cooper Tire Rubber	Stock-Other	0.32%	—	+180.39%
41	✓	Ocwen Financial CORP	Stock-Other	0.32%	—	+33.24%
42	✓	Virnetx Holding CORP Cmn Stock	Stock-Other	0.31%	—	+10.70%
43	✓	Radian Group INC	Stock-Other	0.31%	—	-0.70%
44	✓	Sears Holdings CORP	Stock-Other	0.31%	—	+128.00%
45	✓	Dell INC	Stock-Other	0.30%	—	-4.09%
46	✓	Questcor Pharmaceuticals Common Stock	Stock-Other	0.30%	—	-10.84%
47	✓	Kinder Morgan Energy Prtnrs	Stock-Other	0.30%	—	+49.20%
48	✓	Powershares Db US Dol Ind Bu	Stock-Other	0.30%	—	+36.45%
49	✓	American Capital Agency CORP	Stock-Other	0.30%	—	-4.89%
50	✓	Sarepta Therapeutics INC	Stock-Other	0.29%	—	+54.33%

1–50 of 200

Holding changes this quarter

Position changes disclosed by Group One Trading LLC for the quarter ending Q3 2013, including ticker, issuer, weight change, shares change, and action
#	Ticker	Issuer	Weight Change	Shares Change	Action
1	✓	Spreadtrum Communications In	+0.7%	+299.36%	Add
2	✓	Spreadtrum Communications In	+0.7%	+1293.75%	Add
3	NOK	Nokia Oyj	+0.5%	+256.89%	Add
4	✓	Nokia CORP	+0.4%	+37.70%	Add
5	✓	US Airways Group INC	+0.4%	+83.85%	Add
6	✓	Research In Motion	+0.3%	+2648.85%	Add
7	✓	US Airways Group INC	+0.3%	+144.85%	Add
8	✓	Onyx Pharmaceuticals INC	+0.3%	+39308.58%	Add
9	✓	Ebix INC	+0.3%	+340.38%	Add
10	✓	Linn Energy Llc-units	+0.3%	+166.92%	Add
11	✓	J.c. Penney Co INC	+0.2%	+578.92%	Add
12	✓	Elan CORP PLC -spons Adr	+0.2%	+84.12%	Add
13	✓	Nq Mobile INC	+0.2%	+5921.52%	Add
14	✓	Sears Holdings CORP	+0.2%	+128.00%	Add
15	✓	Ctrip.com International-adr	+0.2%	+466.57%	Add
16	✓	Gartner INC	+0.2%	+39600.00%	Add
17	✓		+0.2%	+72.93%	Add
18	✓	Cooper Tire Rubber	+0.2%	+180.39%	Add
19	SRPT	Sarepta Therapeutics, Inc.	+0.2%	+131.55%	Add
20	✓	Opko Health INC	+0.2%	+144.72%	Add
21	✓	Elan CORP PLC -spons Adr	+0.2%	+95.40%	Add
22	✓	Smithfield Foods INC	+0.1%	+101.86%	Add
23	✓	Vodafone Group Plc-sp Adr	+0.1%	+27.20%	Add
24	✓	Interoil CORP Common Stock	+0.1%	+60.35%	Add
25	TSLA	Tesla, Inc.	+0.1%	-25.12%	Trim
26	TSLA	Tesla, Inc.	0%	-25.39%	Trim
27	TMUS	T-Mobile US, Inc.	-0.3%	-64.73%	Trim
28	✓		-0.3%	-67.35%	Trim
29	✓	Life Technologies CORP	-0.3%	-89.82%	Trim
30	✓	Sprint Nextel CORP	-0.3%	-44.10%	Trim
31	✓	Constellation Brands INC	-0.4%	-54.47%	Trim
32	✓	Ipath Sp 500 Vix S/t Fu Etn	-0.4%	-36.58%	Trim
33	✓	Mbia INC	-0.4%	-39.87%	Trim
34	✓	Liberty Global Plc-a	-0.6%	-39.07%	Trim
35	✓	Ipath Sp 500 Vix S/t Fu Etn	-0.8%	-25.07%	Trim
36	✓	Onyx Pharmaceuticals INC	—	NEW	New buy
37	✓	Onyx Pharmaceuticals INC	—	NEW	New buy
38	✓	Liberty Global INC	—	EXIT	Sold out
39	✓	Clearwire CORP	—	EXIT	Sold out
40	✓	Acadia Pharmaceuticals INC	—	NEW	New buy
41	✓	Blackberry LTD	—	NEW	New buy
42	✓	Acadia Pharmaceuticals INC	—	NEW	New buy
43	✓	Liberty Global INC	—	EXIT	Sold out
44	✓	Acadia Pharmaceuticals INC	—	EXIT	Sold out
45	✓	Acadia Pharmaceuticals INC	—	EXIT	Sold out
46	LBTYA	Liberty Global Ltd.	—	EXIT	Sold out
47	✓	Sprint CORP	—	NEW	New buy
48	✓	Acadia Pharmaceuticals INC	—	NEW	New buy
49	✓	Sprint CORP	—	NEW	New buy
50	✓	Clearwire CORP	—	EXIT	Sold out