GROUP ONE TRADING LLC Q1 2021 Filing

Filed May 12, 2021

Portfolio Value

$67.5M

Holdings

7,548

Report Date

Q1 2021

Filing Type

13F-HR

All Holdings (7,548 positions)

#	Stock	Shares	Value	% Portfolio	Type
2301	—FLY LEASING LTD	129,900	$2.2M	3.24%	Call
2302	FROGJFROG LTD	49,200	$2.2M	3.23%	Call
2303	INMDINMODE LTD	30,130	$2.2M	3.23%
2304	—JETBLUE AWYS CORP	107,100	$2.2M	3.23%	Call
2305	RNGRINGCENTRAL INC	7,300	$2.2M	3.22%	Call
2306	—VERINT SYS INC	47,800	$2.2M	3.22%	Call
2307	PSECPROSPECT CAP CORP	283,400	$2.2M	3.22%	Call
2308	—MEI PHARMA INC	633,500	$2.2M	3.22%	Call
2309	MSGEMADISON SQUARE GRDN SPRT COR	12,100	$2.2M	3.22%	Put
2310	PRKSSEAWORLD ENTMT INC	43,700	$2.2M	3.22%	Call
2311	MLCOMELCO RESORTS AND ENTMNT LTD	108,942	$2.2M	3.21%
2312	—ABIOMED INC	6,800	$2.2M	3.21%	Call
2313	—SCHRODINGER INC	28,400	$2.2M	3.21%	Put
2314	TSCOTRACTOR SUPPLY CO	12,200	$2.2M	3.20%	Call
2315	—EXPRESS INC	536,500	$2.2M	3.19%	Call
2316	—TRANSLATE BIO INC	130,500	$2.2M	3.19%	Put
2317	BLDRBUILDERS FIRSTSOURCE INC	46,390	$2.2M	3.19%
2318	NWLNEWELL BRANDS INC	80,276	$2.1M	3.18%
2319	EOLSEVOLUS INC	165,400	$2.1M	3.18%	Call
2320	CLVTRIP COM GROUP LTD	54,237	$2.1M	3.18%
2321	—TEEKAY TANKERS LTD	154,500	$2.1M	3.18%	Call
2322	HURNHURON CONSULTING GROUP INC	42,600	$2.1M	3.18%	Call
2323	REZIRESIDEO TECHNOLOGIES INC	75,900	$2.1M	3.18%	Call
2324	FIVNFIVE9 INC	13,700	$2.1M	3.17%	Call
2325	ATOMATOMERA INC	87,400	$2.1M	3.17%	Call
2326	—CAI INTERNATIONAL INC	4,700	$2.1M	3.17%	Put
2327	SMGSCOTTS MIRACLE-GRO CO	8,700	$2.1M	3.16%	Put
2328	—INOVIO PHARMACEUTICALS INC	229,600	$2.1M	3.16%	Put
2329	—PURE STORAGE INC	98,900	$2.1M	3.15%	Put
2330	VQKARENESOLA LTD	172,267	$2.1M	3.15%
2331	STZCONSTELLATION BRANDS INC	9,277	$2.1M	3.13%
2332	VERUVERU INC	196,100	$2.1M	3.13%	Put
2333	WDAYWORKDAY INC	8,500	$2.1M	3.13%	Put
2334	—TREEHOUSE FOODS INC	40,400	$2.1M	3.13%	Call
2335	FHNFIRST HORIZON CORPORATION	124,800	$2.1M	3.13%	Call
2336	—GLOBAL BLOOD THERAPEUTICS IN	51,700	$2.1M	3.12%	Call
2337	—STORE CAP CORP	62,900	$2.1M	3.12%	Call
2338	SBHSALLY BEAUTY HLDGS INC	104,600	$2.1M	3.12%	Put
2339	—AQUA METALS INC	519,600	$2.1M	3.12%	Call
2340	—CURIS INC	185,600	$2.1M	3.11%	Call
2341	QFIN360 DIGITECH INC	80,768	$2.1M	3.11%
2342	SFIXSTITCH FIX INC	42,364	$2.1M	3.11%
2343	—GOLDEN NUGGET ONLINE GAMIN	155,450	$2.1M	3.11%
2344	TMOTHERMO FISHER SCIENTIFIC INC	4,597	$2.1M	3.11%
2345	HZOMARINEMAX INC	42,500	$2.1M	3.11%	Call
2346	AUPHAURINIA PHARMACEUTICALS INC	161,473	$2.1M	3.11%
2347	CSTMCONSTELLIUM SE	142,600	$2.1M	3.10%	Put
2348	PGENPRECIGEN INC	304,200	$2.1M	3.10%	Put
2349	—RENREN INC	231,500	$2.1M	3.10%	Put
2350	MNKDMANNKIND CORP	533,500	$2.1M	3.10%	Put
2351	MXMAGNACHIP SEMICONDUCTOR CORP	83,900	$2.1M	3.09%	Call
2352	VRRMVERRA MOBILITY CORP	154,200	$2.1M	3.09%	Call
2353	—GW PHARMACEUTICALS PLC	9,610	$2.1M	3.09%
2354	RPDRAPID7 INC	27,900	$2.1M	3.08%	Put
2355	VLYVALLEY NATL BANCORP	151,200	$2.1M	3.08%	Call
2356	TRGPTARGA RES CORP	65,400	$2.1M	3.07%	Call
2357	REALTHE REALREAL INC	91,700	$2.1M	3.07%	Call
2358	—CANOO INC	229,700	$2.1M	3.07%	Put
2359	SHENSHENANDOAH TELECOMMUNICATION	42,400	$2.1M	3.07%	Put
2360	—LORDSTOWN MOTORS CORP	175,900	$2.1M	3.07%	Call
2361	PNCPNC FINL SVCS GROUP INC	11,800	$2.1M	3.07%	Put
2362	TERTERADYNE INC	17,000	$2.1M	3.06%	Put
2363	PSECPROSPECT CAP CORP	269,085	$2.1M	3.06%
2364	AMXAMERICA MOVIL SAB DE CV	151,900	$2.1M	3.06%	Put
2365	YUMCYUM CHINA HLDGS INC	34,800	$2.1M	3.05%	Put
2366	ARLOARLO TECHNOLOGIES INC	327,900	$2.1M	3.05%	Put
2367	RJFRAYMOND JAMES FINL INC	16,800	$2.1M	3.05%	Call
2368	—CRESTWOOD EQUITY PARTNERS LP	73,700	$2.1M	3.05%	Call
2369	INTCINTEL CORP	32,102	$2.1M	3.04%
2370	COLDAMERICOLD RLTY TR	53,400	$2.1M	3.04%	Call
2371	BBIOBRIDGEBIO PHARMA INC	33,300	$2.1M	3.04%	Put
2372	—NEW YORK CMNTY BANCORP INC	162,400	$2.0M	3.03%	Call
2373	—DADA NEXUS LTD	75,400	$2.0M	3.03%	Call
2374	KCKINGSOFT CLOUD HLDGS LTD	51,874	$2.0M	3.02%
2375	—U S XPRESS ENTERPRISES INC	173,200	$2.0M	3.01%	Call
2376	GPREGREEN PLAINS PARTNERS LP	165,000	$2.0M	3.01%	Call
2377	SKYWSKYWEST INC	37,300	$2.0M	3.01%	Call
2378	AVXLANAVEX LIFE SCIENCES CORP	135,900	$2.0M	3.01%	Call
2379	DMTKQDERMTECH INC	40,003	$2.0M	3.01%
2380	LPXLOUISIANA PAC CORP	36,600	$2.0M	3.01%	Call
2381	VSATVIASAT INC	42,200	$2.0M	3.01%	Put
2382	RDWRRADWARE LTD	77,566	$2.0M	3.00%
2383	BKRBAKER HUGHES COMPANY	93,600	$2.0M	3.00%	Put
2384	URBNURBAN OUTFITTERS INC	54,400	$2.0M	3.00%	Put
2385	ZBHZIMMER BIOMET HOLDINGS INC	12,600	$2.0M	2.99%	Put
2386	ASHASHLAND GLOBAL HLDGS INC	22,700	$2.0M	2.98%	Put
2387	SKAASKECHERS U S A INC	48,295	$2.0M	2.98%
2388	GGALGRUPO FINANCIERO GALICIA S.A	264,700	$2.0M	2.98%	Call
2389	ASANASANA INC	70,400	$2.0M	2.98%	Put
2390	DBIDESIGNER BRANDS INC	115,500	$2.0M	2.98%	Call
2391	—OSISKO GOLD ROYALTIES LTD	182,300	$2.0M	2.98%	Put
2392	—AT HOME GROUP INC	69,900	$2.0M	2.97%	Put
2393	ATOMATOMERA INC	81,766	$2.0M	2.97%
2394	CRTOCRITEO S A	57,600	$2.0M	2.96%	Put
2395	—RENESOLA LTD	162,200	$2.0M	2.96%	Call
2396	WYWEYERHAEUSER CO MTN BE	56,000	$2.0M	2.95%	Put
2397	LITELUMENTUM HLDGS INC	21,826	$2.0M	2.95%
2398	BWABORGWARNER INC	43,000	$2.0M	2.95%	Call
2399	—SKECHERS U S A INC	47,700	$2.0M	2.95%	Call
2400	DNNDENISON MINES CORP	1,824,400	$2.0M	2.95%	Put

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