CITADEL ADVISORS LLC Historic Quarter Change: USA Options, Reduced, 2015 Q4, Page 19

CITADEL ADVISORS LLC historic quarter change: USA Options, Reduced

In put and call options, at their filed underlying value (listed in the US), over 51 quarters from 2013-06-30 to 2026-03-31, CITADEL ADVISORS LLC opened 48,961 positions, added to 115,287, reduced 112,564 and sold out of 46,247.

Q4 2015: Stock DENNY'S CORP CMN STOCK; Country of operation —; Class Cmn · Call; Shares before 9,800.
Q4 2015: Stock QUIDEL CORP CMN STK; Country of operation —; Class Cmn · Call; Shares before 5,200.
Q4 2015: Stock MERITOR INC; Country of operation —; Class Cmn · Call; Shares before 29,500.
Q4 2015: Stock UNISYS CMN STOCK; Country of operation —; Class Cmn · Put; Shares before 54,800.

Each consecutive pair of Form 13F-HR filings compared (SEC CIK 1423053), 51 quarters: Q1 2026 (2025-12-31 to 2026-03-31, filed 2026-05-15); Q4 2025 (2025-09-30 to 2025-12-31, filed 2026-02-17); Q3 2025 (2025-06-30 to 2025-09-30, filed 2025-11-14); Q2 2025 (2025-03-31 to 2025-06-30, filed 2025-08-14); Q1 2025 (2024-12-31 to 2025-03-31, filed 2025-05-15); Q4 2024 (2024-09-30 to 2024-12-31, filed 2025-02-14); Q3 2024 (2024-06-30 to 2024-09-30, filed 2024-11-14); Q2 2024 (2024-03-31 to 2024-06-30, filed 2024-08-14); Q1 2024 (2023-12-31 to 2024-03-31, filed 2024-05-15); Q4 2023 (2023-09-30 to 2023-12-31, filed 2024-02-14); Q3 2023 (2023-06-30 to 2023-09-30, filed 2023-11-14); Q2 2023 (2023-03-31 to 2023-06-30, filed 2023-08-14); Q1 2023 (2022-12-31 to 2023-03-31, filed 2023-05-15); Q4 2022 (2022-09-30 to 2022-12-31, filed 2023-02-14); Q3 2022 (2022-06-30 to 2022-09-30, filed 2022-11-14); Q2 2022 (2022-03-31 to 2022-06-30, filed 2022-08-15); Q1 2022 (2021-12-31 to 2022-03-31, filed 2022-05-16); Q4 2021 (2021-09-30 to 2021-12-31, filed 2022-02-14); Q3 2021 (2021-06-30 to 2021-09-30, filed 2021-11-15); Q2 2021 (2021-03-31 to 2021-06-30, filed 2021-08-16); Q1 2021 (2020-12-31 to 2021-03-31, filed 2021-05-17); Q4 2020 (2020-09-30 to 2020-12-31, filed 2021-02-16); Q3 2020 (2020-06-30 to 2020-09-30, filed 2020-11-16); Q2 2020 (2020-03-31 to 2020-06-30, filed 2020-08-14); Q1 2020 (2019-12-31 to 2020-03-31, filed 2020-05-15); Q4 2019 (2019-09-30 to 2019-12-31, filed 2020-02-14); Q3 2019 (2019-06-30 to 2019-09-30, filed 2019-11-14); Q2 2019 (2019-03-31 to 2019-06-30, filed 2019-08-14); Q1 2019 (2018-12-31 to 2019-03-31, filed 2019-05-15); Q4 2018 (2018-09-30 to 2018-12-31, filed 2019-02-14); Q3 2018 (2018-06-30 to 2018-09-30, filed 2018-11-13); Q2 2018 (2018-03-31 to 2018-06-30, filed 2018-08-10); Q1 2018 (2017-12-31 to 2018-03-31, filed 2018-05-11); Q4 2017 (2017-09-30 to 2017-12-31, filed 2018-02-09); Q3 2017 (2017-06-30 to 2017-09-30, filed 2017-11-09); Q2 2017 (2017-03-31 to 2017-06-30, filed 2017-08-11); Q1 2017 (2016-12-31 to 2017-03-31, filed 2017-05-12); Q4 2016 (2016-09-30 to 2016-12-31, filed 2017-02-10); Q3 2016 (2016-06-30 to 2016-09-30, filed 2016-11-10); Q2 2016 (2016-03-31 to 2016-06-30, filed 2016-08-12); Q1 2016 (2015-12-31 to 2016-03-31, filed 2016-05-13); Q4 2015 (2015-09-30 to 2015-12-31, filed 2016-02-12); Q3 2015 (2015-06-30 to 2015-09-30, filed 2015-11-16); Q2 2015 (2015-03-31 to 2015-06-30, filed 2015-08-14); Q1 2015 (2014-12-31 to 2015-03-31, filed 2015-05-15); Q4 2014 (2014-09-30 to 2014-12-31, filed 2015-02-18); Q3 2014 (2014-06-30 to 2014-09-30, filed 2014-11-14); Q2 2014 (2014-03-31 to 2014-06-30, filed 2014-08-14); Q1 2014 (2013-12-31 to 2014-03-31, filed 2014-05-15); Q4 2013 (2013-09-30 to 2013-12-31, filed 2014-02-14); Q3 2013 (2013-06-30 to 2013-09-30, filed 2013-11-14). Rows for the same security, class and put/call are added together. Value change is the filed value at each quarter end, so it includes the price move. Only the filings held here are compared; the firm's 13F-HR filings go back to the quarter ended 2009-12-31.

Quarter	Stock	Class	Shares before	Shares after	Share change	Value before	Value after	Value change	Filed
Q4 2015	DENNY'S CORP CMN STOCK CUSIP 24869P904	Cmn · Call	9,800	2,300	-7,500	$108	$23	-$85	2016-02-12
Q4 2015	QUIDEL CORP CMN STK CUSIP 74838J901	Cmn · Call	5,200	600	-4,600	$98	$13	-$85	2016-02-12
Q4 2015	MERITOR INC CUSIP 59001K900	Cmn · Call	29,500	27,600	-1,900	$314	$230	-$84	2016-02-12
Q4 2015	UNISYS CMN STOCK CUSIP 909214956	Cmn · Put	54,800	51,400	-3,400	$652	$568	-$84	2016-02-12
Q4 2015	WALKER & DUNLOP INC CUSIP 93148P902	Cmn · Call	12,500	8,400	-4,100	$326	$242	-$84	2016-02-12
Q4 2015	WASHINGTON FEDERAL S&L ASSC CMN STK CUSIP 938824959	Cmn · Put	13,300	9,200	-4,100	$303	$219	-$84	2016-02-12
Q4 2015	CLARCOR INC CMN STK CUSIP 179895957	Cmn · Put	5,200	3,300	-1,900	$248	$164	-$84	2016-02-12
Q4 2015	IPATH BLOOMBERG COTTON SUBINDE CUSIP 06739H901	Cmn · Call	2,400	300	-2,100	$97	$13	-$84	2016-02-12
Q4 2015	NIC INC CMN STOCK CUSIP 62914B900	Cmn · Call	11,500	6,100	-5,400	$204	$120	-$84	2016-02-12
Q4 2015	VIRTU FINANCIAL INC-CLASS A CUSIP 928254951	Cmn · Put	10,300	6,700	-3,600	$236	$152	-$84	2016-02-12
Q4 2015	PIPER JAFFRAY COS INC CUSIP 724078950	Cmn · Put	4,900	2,300	-2,600	$177	$93	-$84	2016-02-12
Q4 2015	PROSHARES ULTRA REAL ESTATE CUSIP 74347X955	Cmn · Put	26,600	21,300	-5,300	$2,144	$2,227	+$83	2016-02-12
Q4 2015	INFOBLOX INC CUSIP 45672H904	Cmn · Call	43,300	33,100	-10,200	$692	$609	-$83	2016-02-12
Q4 2015	AXALTA COATING SYSTEMS LTD CUSIP G0750C908	Cmn · Call	12,300	8,600	-3,700	$312	$229	-$83	2016-02-12
Q4 2015	ON SEMICONDUCTOR CORP CMN STK CUSIP 682189905	Cmn · Call	37,300	27,400	-9,900	$351	$269	-$82	2016-02-12
Q4 2015	SANGAMO BIOSCIENCES INC CMN STK CUSIP 800677956	Cmn · Put	35,700	31,000	-4,700	$201	$283	+$82	2016-02-12
Q4 2015	WHITESTONE REIT CUSIP 966084904	Cmn · Call	12,800	5,500	-7,300	$148	$66	-$82	2016-02-12
Q4 2015	CARDIOMA PHARMA CORP CUSIP 14159U951	Cmn · Put	18,400	9,100	-9,300	$155	$74	-$81	2016-02-12
Q4 2015	MERCER INTL INC -SBI CMN STK CUSIP 588056951	Cmn · Put	10,000	2,100	-7,900	$100	$19	-$81	2016-02-12
Q4 2015	TUTOR PERINI CORP CUSIP 901109958	Cmn · Put	11,000	6,000	-5,000	$181	$100	-$81	2016-02-12
Q4 2015	TARGA RESOURCES PARTNERS LP CUSIP 87611X905	Cmn · Call	4,800	3,500	-1,300	$139	$58	-$81	2016-02-12
Q4 2015	NEWLINK GENETICS CORP CUSIP 651511907	Cmn · Call	25,800	23,200	-2,600	$925	$844	-$81	2016-02-12
Q4 2015	CASH AMERICA INTL INC CMN STK CUSIP 14754D950	Cmn · Put	8,800	5,500	-3,300	$246	$165	-$81	2016-02-12
Q4 2015	NORTHERN OIL AND GAS INC CUSIP 665531909	Cmn · Call	60,000	47,600	-12,400	$265	$184	-$81	2016-02-12
Q4 2015	COUSINS PROPERTIES INC CMN STK CUSIP 222795906	Cmn · Call	9,700	900	-8,800	$89	$8	-$81	2016-02-12
Q4 2015	VITAL THERAPIES INC CUSIP 92847R904	Cmn · Call	56,400	26,800	-29,600	$228	$309	+$81	2016-02-12
Q4 2015	OUTFRONT MEDIA INC CUSIP 69007J956	Cmn · Put	12,100	7,900	-4,200	$252	$172	-$80	2016-02-12
Q4 2015	OMEROS CORP CUSIP 682143902	Cmn · Call	30,400	16,100	-14,300	$333	$253	-$80	2016-02-12
Q4 2015	MRC GLOBAL INC CUSIP 55345K903	Cmn · Call	11,900	4,100	-7,800	$133	$53	-$80	2016-02-12
Q4 2015	LEGACY RESERVES LP CUSIP 524707904	Cmn · Call	21,800	5,200	-16,600	$89	$9	-$80	2016-02-12
Q4 2015	ISHARES MSCI EUROPE FINANCIALS CUSIP 464289900	Cmn · Call	14,000	10,300	-3,700	$288	$209	-$79	2016-02-12
Q4 2015	HUNTSMAN CORPORATION CUSIP 447011957	Cmn · Put	150,500	135,200	-15,300	$1,458	$1,537	+$79	2016-02-12
Q4 2015	PAN AMERICAN SILVER CORP CMN STOCK CUSIP 697900908	Cmn · Call	106,600	92,000	-14,600	$677	$598	-$79	2016-02-12
Q4 2015	STONE ENERGY CORP CMN STK CUSIP 861642906	Cmn · Call	26,800	12,500	-14,300	$133	$54	-$79	2016-02-12
Q4 2015	SYNCHRONOSS TECHNOLOGIES INC COMMON STOCK CUSIP 87157B903	Cmn · Call	12,300	9,200	-3,100	$403	$324	-$79	2016-02-12
Q4 2015	BRINKER INTL INC CMN STK CUSIP 109641900	Cmn · Call	11,600	11,100	-500	$611	$532	-$79	2016-02-12
Q4 2015	MODEL N INC CUSIP 607525902	Cmn · Call	13,000	4,600	-8,400	$130	$51	-$79	2016-02-12
Q4 2015	LOUISIANA-PACIFIC CORP CUSIP 546347955	Cmn · Put	60,000	51,800	-8,200	$854	$933	+$79	2016-02-12
Q4 2015	LEGGETT & PLATT INC COMMON LEG CUSIP 524660957	Cmn · Put	2,800	900	-1,900	$116	$38	-$78	2016-02-12
Q4 2015	W&T OFFSHORE INC. COMMON STOCK CUSIP 92922P906	Cmn · Call	65,600	51,500	-14,100	$197	$119	-$78	2016-02-12
Q4 2015	SUPER MICRO COMPUTER INC CMN STK CUSIP 86800U954	Cmn · Put	8,800	6,600	-2,200	$240	$162	-$78	2016-02-12
Q4 2015	VERA BRADLEY INC CUSIP 92335C956	Cmn · Put	16,400	8,200	-8,200	$207	$129	-$78	2016-02-12
Q4 2015	WESTPORT INNOVATIONS INC CUSIP 960908909	Cmn · Call	133,000	125,800	-7,200	$331	$253	-$78	2016-02-12
Q4 2015	ISHARES MSCI ACWI ETF CUSIP 464288907	Cmn · Call	29,600	29,500	-100	$1,415	$1,493	+$78	2016-02-12
Q4 2015	PRIMERICA INC CUSIP 74164M958	Cmn · Put	3,900	2,100	-1,800	$176	$99	-$77	2016-02-12
Q4 2015	HELIX ENERGY SOLUTIONS GROUP 1 CMN STOCK CUSIP 42330P957	Cmn · Put	19,900	3,500	-16,400	$95	$18	-$77	2016-02-12
Q4 2015	INVESCO MORTGAGE CAPITAL CUSIP 46131B950	Cmn · Put	30,700	24,100	-6,600	$376	$299	-$77	2016-02-12
Q4 2015	LABORATORY CORP. OF AMER. HLDGS COMMON STOCK CUSIP 50540R909	Cmn · Call	12,400	11,500	-900	$1,345	$1,422	+$77	2016-02-12
Q4 2015	LAMAR ADVERTISING - CL A CUSIP 512816909	Cmn · Call	14,700	11,500	-3,200	$767	$690	-$77	2016-02-12
Q4 2015	LKQ CORP CMN STOCK CUSIP 501889908	Cmn · Call	7,100	4,200	-2,900	$201	$124	-$77	2016-02-12
Q4 2015	TUBEMOGUL INC CUSIP 898570906	Cmn · Call	11,700	3,400	-8,300	$123	$46	-$77	2016-02-12
Q4 2015	ALDER BIOPHARMACEUTICALS INC CUSIP 014339955	Cmn · Put	14,000	11,600	-2,400	$459	$383	-$76	2016-02-12
Q4 2015	MELLANOX TECHNOLOGIES LTD CUSIP M51363903	Cmn · Call	47,500	44,400	-3,100	$1,795	$1,871	+$76	2016-02-12
Q4 2015	CONMED CORP CMN STK CUSIP 207410951	Cmn · Put	2,600	1,100	-1,500	$124	$48	-$76	2016-02-12
Q4 2015	ANTHERA PHARMACEUTICALS INC CUSIP 03674U901	Cmn · Call	20,600	10,500	-10,100	$125	$49	-$76	2016-02-12
Q4 2015	INTRA-CELLULAR THERAPIES INC CUSIP 46116X951	Cmn · Put	20,300	13,700	-6,600	$813	$737	-$76	2016-02-12
Q4 2015	WP GLIMCHER INC CUSIP 92939N952	Cmn · Put	17,800	12,400	-5,400	$208	$132	-$76	2016-02-12
Q4 2015	JONES ENERGY INC CUSIP 48019R908	Cmn · Call	15,600	100	-15,500	$75	$0	-$75	2016-02-12
Q4 2015	MERCURY GENERAL CORP CMN STK CUSIP 589400900	Cmn · Call	2,500	1,100	-1,400	$126	$51	-$75	2016-02-12
Q4 2015	SCHNITZER STEEL INDS -CL A CMN STK CUSIP 806882906	Cmn · Call	28,900	22,000	-6,900	$391	$316	-$75	2016-02-12
Q4 2015	BOARDWALK PIPELINE PARTNERS UNT CUSIP 096627954	Cmn · Put	21,400	13,600	-7,800	$252	$177	-$75	2016-02-12
Q4 2015	CSOP FTSE CHINA A50 ETF/UNITED S CUSIP 12649L955	Cmn · Put	5,000	100	-4,900	$75	$1	-$74	2016-02-12
Q4 2015	ON DECK CAPITAL INC CUSIP 682163950	Cmn · Put	9,600	2,000	-7,600	$95	$21	-$74	2016-02-12
Q4 2015	VALLEY NATIONAL BANCORP CMN STK CUSIP 919794907	Cmn · Call	20,100	12,600	-7,500	$198	$124	-$74	2016-02-12
Q4 2015	ZUMIEZ INC COMMON STOCK CUSIP 989817951	Cmn · Put	8,100	3,500	-4,600	$127	$53	-$74	2016-02-12
Q4 2015	HI-CRUSH PARTNERS LP CUSIP 428337959	Cmn · Put	40,500	38,700	-1,800	$303	$229	-$74	2016-02-12
Q4 2015	INTERACTIVE INTELLIGENCE GROUP CUSIP 45841V959	Cmn · Put	4,400	1,800	-2,600	$131	$57	-$74	2016-02-12
Q4 2015	TUMI HOLDINGS INC CUSIP 89969Q904	Cmn · Call	7,500	3,500	-4,000	$132	$58	-$74	2016-02-12
Q4 2015	KIRKLAND'S INC CMN STK CUSIP 497498955	Cmn · Put	8,000	6,800	-1,200	$172	$99	-$73	2016-02-12
Q4 2015	RAPTOR PHARMACEUTICAL CORP CUSIP 75382F906	Cmn · Call	34,200	25,800	-8,400	$207	$134	-$73	2016-02-12
Q4 2015	KEYSIGHT TECHNOLOGIES INC CUSIP 49338L903	Cmn · Call	7,200	5,300	-1,900	$222	$150	-$72	2016-02-12
Q4 2015	CVB FINANCIAL CORP CMN STK CUSIP 126600905	Cmn · Call	6,500	2,200	-4,300	$109	$37	-$72	2016-02-12
Q4 2015	FIRST TRUST CLOUD COMPUTING CUSIP 33734X902	Cmn · Call	14,800	11,400	-3,400	$415	$343	-$72	2016-02-12
Q4 2015	NISOURCE INC CMN STK CUSIP 65473P955	Cmn · Put	6,100	2,100	-4,000	$113	$41	-$72	2016-02-12
Q4 2015	GAMING AND LEISURE PROPE CUSIP 36467J908	Cmn · Call	11,900	10,100	-1,800	$353	$281	-$72	2016-02-12
Q4 2015	BLACKHAWK NETWORK HOLDINGS I CUSIP 09238E904	Cmn · Call	7,200	5,300	-1,900	$305	$234	-$71	2016-02-12
Q4 2015	CELESTICA INC CMN STOCK CUSIP 15101Q908	Cmn · Call	6,200	800	-5,400	$80	$9	-$71	2016-02-12
Q4 2015	CARE CAPITAL PROPERTIES INC CUSIP 141624906	Cmn · Call	6,800	5,000	-1,800	$224	$153	-$71	2016-02-12
Q4 2015	OMNICELL INC CUSIP 68213N909	Cmn · Call	3,800	1,500	-2,300	$118	$47	-$71	2016-02-12
Q4 2015	RENEWABLE ENERGY GROUP INC CUSIP 75972A951	Cmn · Put	16,800	7,300	-9,500	$139	$68	-$71	2016-02-12
Q4 2015	AQUA AMERICA INC CMN STK CUSIP 03836W953	Cmn · Put	3,600	800	-2,800	$95	$24	-$71	2016-02-12
Q4 2015	COPA HOLDINGS SA CUSIP P31076905	Cmn · Call	25,800	23,900	-1,900	$1,082	$1,153	+$71	2016-02-12
Q4 2015	GALLAGHER (ARTHUR J.) & CO CMN STK CUSIP 363576959	Cmn · Put	4,200	2,500	-1,700	$173	$102	-$71	2016-02-12
Q4 2015	FLAGSTAR BANCORP INC CMN STOCK CUSIP 337930905	Cmn · Call	8,400	4,400	-4,000	$173	$102	-$71	2016-02-12
Q4 2015	HEXCEL CORP. COMMON STOCK CUSIP 428291958	Cmn · Put	5,300	3,600	-1,700	$238	$167	-$71	2016-02-12
Q4 2015	NUVASIVE INC COMMON STOCK CUSIP 670704905	Cmn · Call	8,300	6,100	-2,200	$400	$330	-$70	2016-02-12
Q4 2015	SHELL MIDSTREAM PARTNERS LP CUSIP 822634901	Cmn · Call	11,000	9,500	-1,500	$324	$394	+$70	2016-02-12
Q4 2015	UGI CORPORATION COMMON STOCK CUSIP 902681955	Cmn · Put	2,300	300	-2,000	$80	$10	-$70	2016-02-12
Q4 2015	SPECTRUM PHARMACEUTICALS INC CMN STOCK CUSIP 84763A908	Cmn · Call	20,700	8,900	-11,800	$124	$54	-$70	2016-02-12
Q4 2015	ROSS STORES INC CMN STK CUSIP 778296903	Cmn · Call	112,000	99,600	-12,400	$5,429	$5,359	-$70	2016-02-12
Q4 2015	YELP INC CUSIP 985817955	Cmn · Put	270,400	205,800	-64,600	$5,857	$5,927	+$70	2016-02-12
Q4 2015	AFFYMETRIX INC COM STK CUSIP 00826T908	Cmn · Call	10,900	2,300	-8,600	$93	$23	-$70	2016-02-12
Q4 2015	EV ENERGY PARTNER LP LTD PARTNERSHIP CUSIP 26926V907	Cmn · Call	19,800	17,300	-2,500	$119	$49	-$70	2016-02-12
Q4 2015	MARKIT LTD CUSIP G58249906	Cmn · Call	6,700	4,100	-2,600	$194	$124	-$70	2016-02-12
Q4 2015	CAESAR STONE SDOT YAM LTD CUSIP M20598904	Cmn · Call	39,600	29,400	-10,200	$1,204	$1,274	+$70	2016-02-12
Q4 2015	DST SYSTEMS INC CUSIP 233326957	Cmn · Put	16,400	14,500	-1,900	$1,724	$1,654	-$70	2016-02-12
Q4 2015	ACHILLION PHARMACEUTICALS IN CUSIP 00448Q901	Cmn · Call	27,600	24,100	-3,500	$191	$260	+$69	2016-02-12
Q4 2015	ASPEN TECHNOLOGY INC CMN STOCK CUSIP 045327953	Cmn · Put	5,500	3,700	-1,800	$209	$140	-$69	2016-02-12
Q4 2015	MCCORMICK & COMPANY CUSIP 579780906	Cmn · Call	17,500	16,000	-1,500	$1,438	$1,369	-$69	2016-02-12
Q4 2015	BEMIS INC CUSIP 081437955	Cmn · Put	11,100	8,300	-2,800	$439	$371	-$68	2016-02-12

Similar Firms

Firm Name	Country	13F Value	Holdings
Capital Research Global Investors	United States	$644.560B	459
Invesco Ltd.	United States	$653.294B	23,552
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	United States	$654.473B	3,645
UBS Group AG	Switzerland	$666.317B	22,771
ROYAL BANK OF CANADA	Canada	$570.144B	25,608
Bank of New York Mellon Corp	United States	$543.906B	33,728
WELLINGTON MANAGEMENT GROUP LLP	United States	$535.463B	7,458
WELLS FARGO & COMPANY/MN	United States	$530.336B	17,971
Capital World Investors	United States	$732.940B	620
DIMENSIONAL FUND ADVISORS LP	United States	$481.393B	13,635