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

CITADEL ADVISORS LLC historic quarter change: USA Options, Added

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 PROSPECT CAPITAL CORP COMMON STOCK; Country of operation —; Class Cmn · Put; Shares before 285,500.
Q4 2015: Stock SORL AUTO PARTS INC COMMON STOCK; Country of operation —; Class Cmn · Put; Shares before 400.
Q4 2015: Stock RUBY TUESDAY INC CMN STK; Country of operation —; Class Cmn · Call; Shares before 5,900.
Q4 2015: Stock ZIX CORP CMN STK; Country of operation —; Class Cmn · Call; Shares before 2,800.

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	PROSPECT CAPITAL CORP COMMON STOCK CUSIP 74348T952	Cmn · Put	285,500	290,900	+5,400	$2,035	$2,031	-$4	2016-02-12
Q4 2015	SORL AUTO PARTS INC COMMON STOCK CUSIP 78461U951	Cmn · Put	400	2,100	+1,700	$1	$5	+$4	2016-02-12
Q4 2015	RUBY TUESDAY INC CMN STK CUSIP 781182900	Cmn · Call	5,900	7,400	+1,500	$37	$41	+$4	2016-02-12
Q4 2015	ZIX CORP CMN STK CUSIP 98974P900	Cmn · Call	2,800	3,200	+400	$12	$16	+$4	2016-02-12
Q4 2015	COMSTOCK RESOURCES INC CMN STK CUSIP 205768953	Cmn · Put	9,000	11,400	+2,400	$17	$21	+$4	2016-02-12
Q4 2015	INFRAREIT INC CUSIP 45685L900	Cmn · Call	5,800	7,200	+1,400	$137	$133	-$4	2016-02-12
Q4 2015	NOODLES & CO CUSIP 65540B955	Cmn · Put	5,800	8,100	+2,300	$82	$78	-$4	2016-02-12
Q4 2015	BALLARD PWR SYS INC CUSIP 058586958	Cmn · Put	5,700	7,100	+1,400	$7	$11	+$4	2016-02-12
Q4 2015	NAVIOS MARITIME HOLDINGS INC CUSIP Y62196953	Cmn · Put	7,600	8,500	+900	$19	$15	-$4	2016-02-12
Q4 2015	SUNESIS PHARMACEUTICALS INC COMMON STOCK CUSIP 867328901	Cmn · Call	10,800	14,500	+3,700	$9	$13	+$4	2016-02-12
Q4 2015	TALLGRASS ENERGY GP LP CUSIP 874696907	Cmn · Call	4,000	4,700	+700	$79	$75	-$4	2016-02-12
Q4 2015	TANGOE INC/CT CUSIP 87582Y958	Cmn · Put	2,500	2,600	+100	$18	$22	+$4	2016-02-12
Q4 2015	HOVNANIAN ENTRPRS INC -CL A CMN STK CUSIP 442487953	Cmn · Put	26,800	27,700	+900	$47	$50	+$3	2016-02-12
Q4 2015	PACIFIC DRILLING SA CUSIP L7257P956	Cmn · Put	9,800	10,400	+600	$12	$9	-$3	2016-02-12
Q4 2015	PDL BIOPHARMA INC CMN STK CUSIP 69329Y954	Cmn · Put	20,000	29,400	+9,400	$101	$104	+$3	2016-02-12
Q4 2015	REGIS CORP/MN CMN STK CUSIP 758932907	Cmn · Call	1,400	1,500	+100	$18	$21	+$3	2016-02-12
Q4 2015	SKULLCANDY INC CUSIP 83083J904	Cmn · Call	6,900	7,300	+400	$38	$35	-$3	2016-02-12
Q4 2015	SPHERE 3D CORP CUSIP 84841L900	Cmn · Call	9,400	15,000	+5,600	$20	$23	+$3	2016-02-12
Q4 2015	VIOLIN MEMORY INC CUSIP 92763A901	Cmn · Call	2,100	6,800	+4,700	$3	$6	+$3	2016-02-12
Q4 2015	SAN JUAN BASIN ROYALTY TR CMN STK CUSIP 798241955	Cmn · Put	2,700	5,500	+2,800	$26	$23	-$3	2016-02-12
Q4 2015	ABRAXAS PETROLEUM CORP/NV CMN STK CUSIP 003830906	Cmn · Call	500	4,100	+3,600	$1	$4	+$3	2016-02-12
Q4 2015	IMATION CORPORATION COMMON STOCK CUSIP 45245A957	Cmn · Put	1,000	3,400	+2,400	$2	$5	+$3	2016-02-12
Q4 2015	ARCBEST CORP CUSIP 03937C905	Cmn · Call	9,500	11,300	+1,800	$245	$242	-$3	2016-02-12
Q4 2015	ARLINGTON ASSET INVESTMENT CORP CUSIP 041356955	Cmn · Put	7,900	8,600	+700	$111	$114	+$3	2016-02-12
Q4 2015	ETSY INC CUSIP 29786A956	Cmn · Put	19,800	32,400	+12,600	$271	$268	-$3	2016-02-12
Q4 2015	EVINE LIVE INC CUSIP 300487955	Cmn · Put	2,000	4,500	+2,500	$5	$8	+$3	2016-02-12
Q4 2015	AZURE MIDSTREAM PARTNERS LP CUSIP 05501X950	Cmn · Put	4,700	9,700	+5,000	$28	$31	+$3	2016-02-12
Q4 2015	FLIR SYSTEMS INC CMN STK CUSIP 302445951	Cmn · Put	7,200	7,300	+100	$202	$205	+$3	2016-02-12
Q4 2015	RIGEL PHARMACEUTICALS INC CUSIP 766559903	Cmn · Call	500	1,200	+700	$1	$4	+$3	2016-02-12
Q4 2015	RADNET INC CMN STK CUSIP 750491902	Cmn · Call	1,100	1,500	+400	$6	$9	+$3	2016-02-12
Q4 2015	GLOBAL EAGLE ACQUISITION CORP CUSIP 37951D902	Cmn · Call	7,800	9,300	+1,500	$90	$92	+$2	2016-02-12
Q4 2015	JIVE SOFTWARE INC CUSIP 47760A908	Cmn · Call	8,900	9,800	+900	$42	$40	-$2	2016-02-12
Q4 2015	VONAGE HOLDINGS CORP COMMON STOCK CUSIP 92886T951	Cmn · Put	800	1,300	+500	$5	$7	+$2	2016-02-12
Q4 2015	RESOLUTE FOREST PRODUCTS CUSIP 76117W959	Cmn · Put	4,400	5,200	+800	$37	$39	+$2	2016-02-12
Q4 2015	TASEKO MINES LTD CMN STOCK CUSIP 876511906	Cmn · Call	8,100	15,800	+7,700	$3	$5	+$2	2016-02-12
Q4 2015	STONE ENERGY CORP CMN STK CUSIP 861642956	Cmn · Put	17,700	20,000	+2,300	$88	$86	-$2	2016-02-12
Q4 2015	CHEMOURS CO/THE CUSIP 163851958	Cmn · Put	24,700	30,300	+5,600	$160	$162	+$2	2016-02-12
Q4 2015	CASTLE (A M) & CO CMN STK CUSIP 148411901	Cmn · Call	13,100	19,500	+6,400	$29	$31	+$2	2016-02-12
Q4 2015	CHINA INFORMATION TECHNOLOGY I CUSIP G21174950	Cmn · Put	2,700	3,000	+300	$3	$5	+$2	2016-02-12
Q4 2015	CYTORI THERAPEUTICS INC COMMON STOCK CUSIP 23283K955	Cmn · Put	14,800	18,000	+3,200	$5	$3	-$2	2016-02-12
Q4 2015	GREIF INC CMN STK CUSIP 397624957	Cmn · Put	12,300	12,800	+500	$392	$394	+$2	2016-02-12
Q4 2015	ATLANTIC POWER CORP CUSIP 04878Q953	Cmn · Put	5,700	6,500	+800	$11	$13	+$2	2016-02-12
Q4 2015	INOVALON HOLDINGS INC - A CUSIP 45781D951	Cmn · Put	6,900	8,600	+1,700	$144	$146	+$2	2016-02-12
Q4 2015	LIONBRIDGE TECHNOLOGIES INC CMN STOCK CUSIP 536252909	Cmn · Call	1,900	2,200	+300	$9	$11	+$2	2016-02-12
Q4 2015	BROOKS AUTOMATION INC CMN STOCK CUSIP 114340902	Cmn · Call	3,000	3,500	+500	$35	$37	+$2	2016-02-12
Q4 2015	POWERSHARES DB COMMODITY INDEX CUSIP 73935S905	Cmn · Call	36,200	41,200	+5,000	$548	$550	+$2	2016-02-12
Q4 2015	PERMIAN BASIN ROYALTY TRUST CMN STK CUSIP 714236956	Cmn · Put	100	500	+400	$1	$3	+$2	2016-02-12
Q4 2015	OOMA INC CUSIP 683416951	Cmn · Put	12,500	13,400	+900	$87	$85	-$2	2016-02-12
Q4 2015	TALLGRASS ENERGY GP LP CUSIP 874696957	Cmn · Put	1,500	2,000	+500	$30	$32	+$2	2016-02-12
Q4 2015	CALUMET SPECIALTY PRODUCTS PARTNERS LP CMN STK CUSIP 131476903	Cmn · Call	4,500	5,500	+1,000	$109	$110	+$1	2016-02-12
Q4 2015	GEVO INC CUSIP 374396958	Cmn · Put	1,900	3,000	+1,100	$3	$2	-$1	2016-02-12
Q4 2015	ENBRIDGE INC CUSIP 29250N955	Cmn · Put	9,400	10,500	+1,100	$349	$348	-$1	2016-02-12
Q4 2015	ISTAR INC CUSIP 45031U951	Cmn · Put	11,200	12,100	+900	$141	$142	+$1	2016-02-12
Q4 2015	MANITEX INTERNATIONAL INC COMMON STOCK CUSIP 563420908	Cmn · Call	600	700	+100	$3	$4	+$1	2016-02-12
Q4 2015	PDL BIOPHARMA INC CMN STK CUSIP 69329Y904	Cmn · Call	11,200	16,100	+4,900	$56	$57	+$1	2016-02-12
Q4 2015	VAALCO ENERGY INC CMN STK CUSIP 91851C951	Cmn · Put	200	600	+400	$0	$1	+$1	2016-02-12
Q4 2015	AMC ENTERTAINMENT HLDS-CL A CUSIP 00165C904	Cmn · Call	13,300	14,000	+700	$335	$336	+$1	2016-02-12
Q4 2015	CIVEO CORP CUSIP 17878Y958	Cmn · Put	39,100	39,800	+700	$58	$57	-$1	2016-02-12
Q4 2015	COEUR MINING INC CUSIP 192108904	Cmn · Call	128,200	145,600	+17,400	$362	$361	-$1	2016-02-12
Q4 2015	BROOKDALE SENIOR LIVING INC COMMON STOCK CUSIP 112463904	Cmn · Call	33,600	41,700	+8,100	$771	$770	-$1	2016-02-12
Q4 2015	ENLINK MIDSTREAM LLC CUSIP 29336T900	Cmn · Call	5,100	6,100	+1,000	$93	$92	-$1	2016-02-12
Q4 2015	QUICKLOGIC CORP CMN STOCK CUSIP 74837P908	Cmn · Call	3,000	5,100	+2,100	$5	$6	+$1	2016-02-12
Q4 2015	DRYSHIPS INC COMMON STOCK CUSIP Y2109Q901	Cmn · Call	25,400	27,100	+1,700	$4	$5	+$1	2016-02-12
Q4 2015	FAIRWAY GROUP HOLDINGS CORP CUSIP 30603D959	Cmn · Put	6,200	8,800	+2,600	$7	$6	-$1	2016-02-12
Q4 2015	ORIGIN AGRITECH LTD COMMON STOCK CUSIP G67828906	Cmn · Call	300	500	+200	$0	$1	+$1	2016-02-12
Q4 2015	HOUSTON WIRE & CABLE CO CMN STK CUSIP 44244K909	Cmn · Call	100	200	+100	$1	$1	$0	2016-02-12
Q4 2015	KEYW HOLDING CORP/THE CUSIP 493723950	Cmn · Put	19,900	20,200	+300	$122	$122	$0	2016-02-12
Q4 2015	PACIFIC COAST OIL TRUST CUSIP 694103952	Cmn · Put	3,900	5,900	+2,000	$8	$8	$0	2016-02-12
Q4 2015	THE ST JOE CO CMN STK CUSIP 790148900	Cmn · Call	40,800	42,200	+1,400	$781	$781	$0	2016-02-12
Q4 2015	CYTORI THERAPEUTICS INC COMMON STOCK CUSIP 23283K905	Cmn · Call	100	2,500	+2,400	$0	$0	$0	2016-02-12
Q4 2015	INNOPHOS HOLDINGS INC CUSIP 45774N958	Cmn · Put	4,000	5,500	+1,500	$159	$159	$0	2016-02-12
Q4 2015	NANOVIRICIDES INC COMMON STOCK CUSIP 630087903	Cmn · Call	700	1,000	+300	$1	$1	$0	2016-02-12
Q4 2015	BELLATRIX EXPLORATION LTD CUSIP 078314951	Cmn · Put	8,500	11,000	+2,500	$13	$13	$0	2016-02-12

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