CITADEL ADVISORS LLC Historic Quarter Change: USA Options, Added, 2016 Q1, Page 21

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.

Q1 2016: Stock ON SEMICONDUCTOR CORP CMN STK; Country of operation —; Class Cmn · Put; Shares before 9,700.
Q1 2016: Stock MATCH GROUP INC; Country of operation —; Class Cmn · Put; Shares before 13,800.
Q1 2016: Stock POPEYES LOUISIANA KITCHEN INC; Country of operation —; Class Cmn · Put; Shares before 7,500.
Q1 2016: Stock BECTON DICKINSON & CO; Country of operation —; Class Cmn · Call; Shares before 34,500.

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
Q1 2016	ON SEMICONDUCTOR CORP CMN STK CUSIP 682189955	Cmn · Put	9,700	12,800	+3,100	$95	$123	+$28	2016-05-13
Q1 2016	MATCH GROUP INC CUSIP 57665R956	Cmn · Put	13,800	14,400	+600	$187	$159	-$28	2016-05-13
Q1 2016	POPEYES LOUISIANA KITCHEN INC CUSIP 732872956	Cmn · Put	7,500	7,900	+400	$439	$411	-$28	2016-05-13
Q1 2016	BECTON DICKINSON & CO CUSIP 075887909	Cmn · Call	34,500	35,200	+700	$5,316	$5,344	+$28	2016-05-13
Q1 2016	CELANESE CORP COMMON STOCK CLS A CUSIP 150870903	Cmn · Call	21,000	22,000	+1,000	$1,414	$1,441	+$27	2016-05-13
Q1 2016	INTERACTIVE BROKERS GROUP INC CUSIP 45841N957	Cmn · Put	58,100	65,100	+7,000	$2,533	$2,560	+$27	2016-05-13
Q1 2016	SYNERGY RESOURCES CORP CUSIP 87164P903	Cmn · Call	11,700	16,400	+4,700	$100	$127	+$27	2016-05-13
Q1 2016	CHIPMOS TECHNOLOGIES LTD CMN STOCK CUSIP G2110R904	Cmn · Call	23,200	24,900	+1,700	$459	$433	-$26	2016-05-13
Q1 2016	HHGREGG INC CUSIP 42833L908	Cmn · Call	4,100	19,200	+15,100	$15	$41	+$26	2016-05-13
Q1 2016	LEIDOS HOLDINGS INC CUSIP 525327902	Cmn · Call	10,000	11,700	+1,700	$563	$589	+$26	2016-05-13
Q1 2016	FIESTA RESTAURANT GROUP CUSIP 31660B951	Cmn · Put	8,400	9,400	+1,000	$282	$308	+$26	2016-05-13
Q1 2016	SOLAREDGE TECHNOLOGIES INC CUSIP 83417M954	Cmn · Put	9,400	9,500	+100	$265	$239	-$26	2016-05-13
Q1 2016	VERISK ANALYTICS INC CUSIP 92345Y956	Cmn · Put	5,900	6,000	+100	$454	$480	+$26	2016-05-13
Q1 2016	KRATOS DEFENSE & SECURITY SOL CMN STOCK CUSIP 50077B957	Cmn · Put	21,800	23,100	+1,300	$89	$114	+$25	2016-05-13
Q1 2016	ALLY FINANCIAL INC CUSIP 02005N900	Cmn · Call	71,200	72,200	+1,000	$1,327	$1,352	+$25	2016-05-13
Q1 2016	URANIUM ENERGY CORP COMMON STOCK CUSIP 916896953	Cmn · Put	39,400	90,000	+50,600	$42	$67	+$25	2016-05-13
Q1 2016	CALAMP CORP CMN STK CUSIP 128126909	Cmn · Call	18,000	18,700	+700	$359	$335	-$24	2016-05-13
Q1 2016	PLUG POWER INC CUSIP 72919P902	Cmn · Call	193,500	210,900	+17,400	$408	$432	+$24	2016-05-13
Q1 2016	BIODEL INC CUSIP 09064M904	Cmn · Call	12,400	84,800	+72,400	$4	$28	+$24	2016-05-13
Q1 2016	APOLLO INVESTMENT CORP COMMON STOCK CUSIP 03761U906	Cmn · Call	7,200	11,000	+3,800	$38	$61	+$23	2016-05-13
Q1 2016	ENBRIDGE ENERGY PARTNERS L.P. CMN STK CUSIP 29250R906	Cmn · Call	13,700	18,500	+4,800	$316	$339	+$23	2016-05-13
Q1 2016	NANOVIRICIDES INC COMMON STOCK CUSIP 630087903	Cmn · Call	1,000	11,000	+10,000	$1	$24	+$23	2016-05-13
Q1 2016	PATTERSON COS INC CMN STK CUSIP 703395953	Cmn · Put	6,800	7,100	+300	$307	$330	+$23	2016-05-13
Q1 2016	AMETEK INC CMN STOCK CUSIP 031100900	Cmn · Call	13,100	14,500	+1,400	$702	$725	+$23	2016-05-13
Q1 2016	REGULUS THERAPEUTICS INC CUSIP 75915K901	Cmn · Call	5,700	10,500	+4,800	$50	$73	+$23	2016-05-13
Q1 2016	SUPERVALU INC CUSIP 868536903	Cmn · Call	34,000	44,100	+10,100	$231	$254	+$23	2016-05-13
Q1 2016	CALIFORNIA RESOURCES COR CUSIP 13057Q907	Cmn · Call	42,000	116,900	+74,900	$98	$120	+$22	2016-05-13
Q1 2016	CEPHEID INC CUSIP 15670R907	Cmn · Call	9,900	11,500	+1,600	$362	$384	+$22	2016-05-13
Q1 2016	CLEARWATER PAPER CORP CUSIP 18538R903	Cmn · Call	4,300	4,500	+200	$196	$218	+$22	2016-05-13
Q1 2016	GALENA BIOPHARMA INC CUSIP 363256908	Cmn · Call	25,700	44,100	+18,400	$38	$60	+$22	2016-05-13
Q1 2016	ENLINK MIDSTREAM LLC CUSIP 29336T950	Cmn · Put	10,100	15,500	+5,400	$152	$174	+$22	2016-05-13
Q1 2016	HOVNANIAN ENTRPRS INC -CL A CMN STK CUSIP 442487953	Cmn · Put	27,700	45,400	+17,700	$50	$71	+$21	2016-05-13
Q1 2016	MCEWEN MINING INC CUSIP 58039P907	Cmn · Call	3,700	13,300	+9,600	$4	$25	+$21	2016-05-13
Q1 2016	NAVIOS MARITIME HOLDINGS INC COMMON STOCK CUSIP Y62196953	Cmn · Put	8,500	31,700	+23,200	$15	$36	+$21	2016-05-13
Q1 2016	PROSHARES ULTRASHORT RUSSELL2000 CUSIP 74348A909	Cmn · Call	29,800	30,800	+1,000	$1,172	$1,193	+$21	2016-05-13
Q1 2016	REPLIGEN CORP CMN STK CUSIP 759916909	Cmn · Call	11,200	12,600	+1,400	$317	$338	+$21	2016-05-13
Q1 2016	UNITED STATES GASOLINE FUND CUSIP 91201T902	Cmn · Call	19,400	21,400	+2,000	$568	$547	-$21	2016-05-13
Q1 2016	CHUY'S HOLDINGS INC CUSIP 171604951	Cmn · Put	8,800	9,500	+700	$276	$295	+$19	2016-05-13
Q1 2016	AIR METHODS CORP CMN STK CUSIP 009128957	Cmn · Put	13,200	15,800	+2,600	$553	$572	+$19	2016-05-13
Q1 2016	CPI CARD GROUP INC CUSIP 12634H901	Cmn · Call	6,700	10,900	+4,200	$71	$90	+$19	2016-05-13
Q1 2016	TROVAGENE INC CUSIP 897238909	Cmn · Call	10,400	16,100	+5,700	$56	$75	+$19	2016-05-13
Q1 2016	ROCKWELL COLLINS COMMON STK CUSIP 774341951	Cmn · Put	6,000	6,200	+200	$554	$572	+$18	2016-05-13
Q1 2016	WIX.COM LTD CUSIP M98068955	Cmn · Put	45,800	52,300	+6,500	$1,042	$1,060	+$18	2016-05-13
Q1 2016	CALUMET SPECIALTY PRODUCTS PARTNERS LP CMN STK CUSIP 131476953	Cmn · Put	22,100	36,000	+13,900	$440	$423	-$17	2016-05-13
Q1 2016	ZELTIQ AESTHETICS INC CUSIP 98933Q958	Cmn · Put	9,600	10,700	+1,100	$274	$291	+$17	2016-05-13
Q1 2016	PRECISION DRILLING TRUST CUSIP 74022D908	Cmn · Call	7,800	11,500	+3,700	$31	$48	+$17	2016-05-13
Q1 2016	TSAKOS ENERGY NAVIGATION LTD CUSIP G9108L958	Cmn · Put	6,300	10,900	+4,600	$50	$67	+$17	2016-05-13
Q1 2016	ARMOUR RESIDENTIAL REIT INC CUSIP 042315957	Cmn · Put	9,100	9,900	+800	$198	$213	+$15	2016-05-13
Q1 2016	OOMA INC CUSIP 683416951	Cmn · Put	13,400	16,900	+3,500	$85	$100	+$15	2016-05-13
Q1 2016	PACIRA PHARMACEUTICALS INC CUSIP 695127900	Cmn · Call	33,100	47,700	+14,600	$2,542	$2,527	-$15	2016-05-13
Q1 2016	BIOMIRA INC CMN STOCK CUSIP 682324958	Cmn · Put	3,000	17,000	+14,000	$7	$22	+$15	2016-05-13
Q1 2016	BIOSCRIP INC COMMON STOCK CUSIP 09069N958	Cmn · Put	4,700	10,900	+6,200	$8	$23	+$15	2016-05-13
Q1 2016	TROVAGENE INC CUSIP 897238959	Cmn · Put	12,700	18,000	+5,300	$69	$84	+$15	2016-05-13
Q1 2016	MERITOR INC CUSIP 59001K900	Cmn · Call	27,600	30,300	+2,700	$230	$244	+$14	2016-05-13
Q1 2016	ALKERMES PLC CUSIP G01767955	Cmn · Put	5,600	12,600	+7,000	$445	$431	-$14	2016-05-13
Q1 2016	NEXTERA ENERGY PARTNERS LP CUSIP 65341B906	Cmn · Call	9,700	10,200	+500	$290	$277	-$13	2016-05-13
Q1 2016	DEXCOM INC COMMON STOCK CUSIP 252131957	Cmn · Put	13,200	16,100	+2,900	$1,081	$1,093	+$12	2016-05-13
Q1 2016	CONTROL4 CORP CUSIP 21240D957	Cmn · Put	9,300	10,000	+700	$68	$80	+$12	2016-05-13
Q1 2016	BIOTELEMETRY INC CUSIP 090672906	Cmn · Call	11,300	12,300	+1,000	$132	$144	+$12	2016-05-13
Q1 2016	ACTINIUM PHARMACEUTICALS INC CUSIP 00507W907	Cmn · Call	9,700	10,000	+300	$31	$20	-$11	2016-05-13
Q1 2016	ROCKET FUEL INC CUSIP 773111909	Cmn · Call	18,800	24,300	+5,500	$66	$77	+$11	2016-05-13
Q1 2016	TEAM HEALTH HOLDINGS INC CUSIP 87817A907	Cmn · Call	6,900	7,500	+600	$303	$314	+$11	2016-05-13
Q1 2016	ALCOBRA LTD CUSIP M2239P909	Cmn · Call	5,100	11,400	+6,300	$32	$43	+$11	2016-05-13
Q1 2016	NEURALSTEM INC COMMON STOCK CUSIP 64127R902	Cmn · Call	23,700	46,800	+23,100	$24	$35	+$11	2016-05-13
Q1 2016	THERAPEUTICS MD INC CUSIP 88338N907	Cmn · Call	15,800	27,400	+11,600	$164	$175	+$11	2016-05-13
Q1 2016	ENDOCYTE INC CUSIP 29269A902	Cmn · Call	9,700	15,700	+6,000	$39	$49	+$10	2016-05-13
Q1 2016	ENERGY XXI BERMUDA LTD CUSIP G10082900	Cmn · Call	205,800	317,200	+111,400	$208	$198	-$10	2016-05-13
Q1 2016	COMSTOCK RESOURCES INC CMN STK CUSIP 205768953	Cmn · Put	11,400	15,000	+3,600	$21	$11	-$10	2016-05-13
Q1 2016	NEVRO CORP CUSIP 64157F953	Cmn · Put	6,100	7,500	+1,400	$412	$422	+$10	2016-05-13
Q1 2016	PLATFORM SPECIALTY PRODUCTS CORP CUSIP 72766Q905	Cmn · Call	26,900	39,000	+12,100	$345	$335	-$10	2016-05-13
Q1 2016	PACIFIC COAST OIL TRUST CUSIP 694103952	Cmn · Put	5,900	11,500	+5,600	$8	$18	+$10	2016-05-13
Q1 2016	BEAZER HOMES USA INC CMN STK CUSIP 07556Q901	Cmn · Call	35,700	45,900	+10,200	$410	$400	-$10	2016-05-13
Q1 2016	AMICUS THERAPEUTICS INC CUSIP 03152W959	Cmn · Put	12,600	13,200	+600	$122	$112	-$10	2016-05-13
Q1 2016	ROWAN COS PLC CUSIP G7665A901	Cmn · Call	110,100	116,500	+6,400	$1,866	$1,876	+$10	2016-05-13
Q1 2016	PROGENICS PHARMACEUTICAL INC CMN STOCK CUSIP 743187956	Cmn · Put	20,100	26,100	+6,000	$123	$114	-$9	2016-05-13
Q1 2016	ACHILLION PHARMACEUTICALS IN CUSIP 00448Q901	Cmn · Call	24,100	34,800	+10,700	$260	$269	+$9	2016-05-13
Q1 2016	IDERA PHARMACEUTICALS INC CMN STOCK CUSIP 45168K906	Cmn · Call	5,800	13,700	+7,900	$18	$27	+$9	2016-05-13
Q1 2016	TELADOC INC CUSIP 87918A955	Cmn · Put	8,700	15,300	+6,600	$156	$147	-$9	2016-05-13
Q1 2016	MURPHY USA INC CUSIP 626755952	Cmn · Put	3,500	3,600	+100	$213	$221	+$8	2016-05-13
Q1 2016	PERION NETWORK LTD CUSIP M78673956	Cmn · Put	11,300	16,400	+5,100	$41	$33	-$8	2016-05-13
Q1 2016	TRIUMPH GROUP INC NEW CMN STOCK CUSIP 896818901	Cmn · Call	13,500	16,800	+3,300	$537	$529	-$8	2016-05-13
Q1 2016	CHEGG INC CUSIP 163092909	Cmn · Call	6,100	10,700	+4,600	$41	$48	+$7	2016-05-13
Q1 2016	OCEAN RIG UDW INC CUSIP Y64354905	Cmn · Call	22,500	53,100	+30,600	$37	$44	+$7	2016-05-13
Q1 2016	HUGOTON ROYALTY TRUST COM SHS CUSIP 444717952	Cmn · Put	5,100	11,200	+6,100	$8	$15	+$7	2016-05-13
Q1 2016	NEURALSTEM INC COMMON STOCK CUSIP 64127R952	Cmn · Put	900	10,500	+9,600	$1	$8	+$7	2016-05-13
Q1 2016	ALLSCRIPTS HEALTHCARE SOLUTION CUSIP 01988P958	Cmn · Put	10,100	12,300	+2,200	$155	$162	+$7	2016-05-13
Q1 2016	BALLARD PWR SYS INC CMN STOCK CUSIP 058586958	Cmn · Put	7,100	12,800	+5,700	$11	$18	+$7	2016-05-13
Q1 2016	UNIT CORP CMN STOCK CUSIP 909218909	Cmn · Call	11,700	17,000	+5,300	$143	$150	+$7	2016-05-13
Q1 2016	ELECTRONICS FOR IMAGING INC CMN STK CUSIP 286082902	Cmn · Call	5,300	5,700	+400	$248	$242	-$6	2016-05-13
Q1 2016	OSIRIS THERAPEUTICS COMMON STOCK CUSIP 68827R908	Cmn · Call	12,000	20,800	+8,800	$125	$119	-$6	2016-05-13
Q1 2016	BREITBURN ENERGY PARTNERS LP CUSIP 106776957	Cmn · Put	30,200	45,700	+15,500	$20	$26	+$6	2016-05-13
Q1 2016	BRISTOW GROUP INC CMN STK CUSIP 110394953	Cmn · Put	8,700	11,600	+2,900	$225	$219	-$6	2016-05-13
Q1 2016	ESPERION THERAPEUTICS INC CUSIP 29664W905	Cmn · Call	12,600	16,200	+3,600	$280	$274	-$6	2016-05-13
Q1 2016	WESTERN REFINING LOGISTICS LP CUSIP 95931Q955	Cmn · Put	8,600	9,300	+700	$211	$217	+$6	2016-05-13
Q1 2016	HUNTINGTON BANCSHARES CMN STK CUSIP 446150904	Cmn · Call	93,300	107,500	+14,200	$1,032	$1,026	-$6	2016-05-13
Q1 2016	BIOMIRA INC CMN STOCK CUSIP 682324908	Cmn · Call	11,200	14,800	+3,600	$25	$19	-$6	2016-05-13
Q1 2016	CTI BIOPHARMA CORP CUSIP 12648L906	Cmn · Call	8,600	11,500	+2,900	$11	$6	-$5	2016-05-13
Q1 2016	SCORPIO TANKERS INC CUSIP Y7542C906	Cmn · Call	7,200	10,800	+3,600	$58	$63	+$5	2016-05-13
Q1 2016	MEMORIAL PRODUCTION PARTNERS CUSIP 586048900	Cmn · Call	19,300	21,700	+2,400	$51	$46	-$5	2016-05-13
Q1 2016	ALMOST FAMILY INC CUSIP 020409908	Cmn · Call	9,300	9,700	+400	$356	$361	+$5	2016-05-13

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