CITADEL ADVISORS LLC historic quarter change: USA Stocks, Added
In share positions in stocks (listed in the US), over 51 quarters from 2013-06-30 to 2026-03-31, CITADEL ADVISORS LLC opened 17,900 positions, added to 43,119, reduced 41,665 and sold out of 15,747.
- Q1 2016: Stock PETS; Country of operation United States; Class Cmn; Shares before 31,775.
- Q1 2016: Stock FHI; Country of operation United States; Class Cmn; Shares before 344,180.
- Q1 2016: Stock HELE; Country of operation Bermuda; Class Cmn; Shares before 784.
- Q1 2016: Stock ILMN; Country of operation United States; Class Cmn; Shares before 48,648.
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 | Country of operation | Class | Shares before | Shares after | Share change | Value before | Value after | Value change | Filed |
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| Q1 2016 | PETS PETMED EXPRESS INC COMMON STOCK | United States | Cmn | 31,775 | 40,275 | +8,500 | $544 | $721 | +$177 | 2016-05-13 |
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| Q1 2016 | FHI FEDERATED INVESTORS INC-CL B | United States | Cmn | 344,180 | 347,920 | +3,740 | $9,861 | $10,037 | +$176 | 2016-05-13 |
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| Q1 2016 | HELE HELEN OF TROY CORP CMN STOCK | Bermuda | Cmn | 784 | 2,403 | +1,619 | $74 | $249 | +$175 | 2016-05-13 |
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| Q1 2016 | ILMN ILLUMINA INC. | United States | Cmn | 48,648 | 56,538 | +7,890 | $9,338 | $9,165 | -$173 | 2016-05-13 |
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| Q1 2016 | HLI HOULIHAN LOKEY INC | United States | Cmn | 8,773 | 16,125 | +7,352 | $230 | $402 | +$172 | 2016-05-13 |
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| Q1 2016 | CUBI CUSTOMERS BANCORP INC | United States | Cmn | 10,193 | 18,671 | +8,478 | $277 | $441 | +$164 | 2016-05-13 |
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| Q1 2016 | KMPR KEMPER CORP | United States | Cmn | 123,619 | 150,307 | +26,688 | $4,605 | $4,445 | -$160 | 2016-05-13 |
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| Q1 2016 | EXK ENDEAVOUR SILVER CORP COMMON STOCK | Canada | Cmn | 47,039 | 87,640 | +40,601 | $67 | $215 | +$148 | 2016-05-13 |
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| Q1 2016 | HNI HNI CORP CMN STK | United States | Cmn | 34,692 | 35,606 | +914 | $1,251 | $1,395 | +$144 | 2016-05-13 |
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| Q1 2016 | DGII DIGI INTERNATIONAL INC CMN STK | United States | Cmn | 30,663 | 51,142 | +20,479 | $349 | $482 | +$133 | 2016-05-13 |
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| Q1 2016 | CHGG CHEGG INC | United States | Cmn | 10,720 | 45,851 | +35,131 | $72 | $204 | +$132 | 2016-05-13 |
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| Q1 2016 | CTRE CARETRUST REIT INC | United States | Cmn | 59,527 | 61,642 | +2,115 | $652 | $783 | +$131 | 2016-05-13 |
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| Q1 2016 | GTY GETTY REALTY CMN STK | United States | Cmn | 35,814 | 37,406 | +1,592 | $614 | $742 | +$128 | 2016-05-13 |
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| Q1 2016 | PTCT PTC THERAPEUTICS INC | United States | Cmn | 26,426 | 150,594 | +124,168 | $856 | $970 | +$114 | 2016-05-13 |
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| Q1 2016 | CMTL COMTECH TELECOMMUN CMN STK | United States | Cmn | 18,095 | 20,171 | +2,076 | $363 | $471 | +$108 | 2016-05-13 |
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| Q1 2016 | VCEL VERICEL CORP | United States | Cmn | 8,522 | 20,103 | +11,581 | $22 | $118 | +$96 | 2016-05-13 |
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| Q1 2016 | COHU COHU INC CMN STK | United States | Cmn | 13,141 | 20,710 | +7,569 | $159 | $246 | +$87 | 2016-05-13 |
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| Q1 2016 | GKOS GLAUKOS CORP | United States | Cmn | 8,751 | 17,979 | +9,228 | $216 | $303 | +$87 | 2016-05-13 |
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| Q1 2016 | SM SM ENERGY CO | United States | Cmn | 17,706 | 23,192 | +5,486 | $348 | $435 | +$87 | 2016-05-13 |
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| Q1 2016 | TFSL TFS FINANCIAL COR | United States | Cmn | 44,484 | 53,124 | +8,640 | $838 | $923 | +$85 | 2016-05-13 |
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| Q1 2016 | AAON AAON INC CMN STK | United States | Cmn | 12,560 | 13,433 | +873 | $292 | $376 | +$84 | 2016-05-13 |
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| Q1 2016 | WMK WEIS MARKETS INC CMN STK | United States | Cmn | 16,096 | 17,716 | +1,620 | $714 | $798 | +$84 | 2016-05-13 |
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| Q1 2016 | HMN HORACE MANN EDUCATORS COMMON | United States | Cmn | 26,492 | 30,343 | +3,851 | $879 | $962 | +$83 | 2016-05-13 |
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| Q1 2016 | QURE UNIQURE B.V. | Netherlands | Cmn | 2,629 | 10,162 | +7,533 | $43 | $121 | +$78 | 2016-05-13 |
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| Q1 2016 | KRO KRONOS WORLDWIDE INC COMMON STOCK | United States | Cmn | 116,972 | 127,682 | +10,710 | $660 | $730 | +$70 | 2016-05-13 |
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| Q1 2016 | HQY HEALTHEQUITY INC | United States | Cmn | 48,342 | 51,941 | +3,599 | $1,212 | $1,281 | +$69 | 2016-05-13 |
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| Q1 2016 | RICK RCI HOSPITALITY HOLDINGS INC | United States | Cmn | 3,982 | 12,040 | +8,058 | $40 | $107 | +$67 | 2016-05-13 |
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| Q1 2016 | SGMO SANGAMO BIOSCIENCES INC CMN STK | United States | Cmn | 1,231 | 12,678 | +11,447 | $11 | $77 | +$66 | 2016-05-13 |
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| Q1 2016 | MERC MERCER INTL INC -SBI CMN STK | Canada | Cmn | 26,085 | 31,869 | +5,784 | $236 | $301 | +$65 | 2016-05-13 |
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| Q1 2016 | ACCO ACCO BRANDS COMMON STOCK | United States | Cmn | 24,246 | 25,921 | +1,675 | $173 | $233 | +$60 | 2016-05-13 |
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| Q1 2016 | PLOW DOUGLAS DYNAMICS INC | United States | Cmn | 26,335 | 26,751 | +416 | $555 | $613 | +$58 | 2016-05-13 |
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| Q1 2016 | LYTS LSI INDS INC CMN STK | United States | Cmn | 22,834 | 28,649 | +5,815 | $279 | $337 | +$58 | 2016-05-13 |
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| Q1 2016 | LIVN LIVANOVA PLC | United Kingdom | Cmn | 34,102 | 38,534 | +4,432 | $2,025 | $2,080 | +$55 | 2016-05-13 |
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| Q1 2016 | KE KIMBALL ELECTRONICS INC | United States | Cmn | 5,815 | 10,343 | +4,528 | $64 | $116 | +$52 | 2016-05-13 |
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| Q1 2016 | CYTK CYTOKINETICS INC COMMON STOCK | United States | Cmn | 4,975 | 14,551 | +9,576 | $52 | $103 | +$51 | 2016-05-13 |
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| Q1 2016 | MTRN MATERION CORP | United States | Cmn | 63,313 | 65,055 | +1,742 | $1,773 | $1,723 | -$50 | 2016-05-13 |
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| Q1 2016 | TIPT TIPTREE FINANCIAL INC | United States | Cmn | 17,196 | 26,579 | +9,383 | $106 | $152 | +$46 | 2016-05-13 |
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| Q1 2016 | MCS MARCUS CORP CMN STK | United States | Cmn | 12,030 | 13,871 | +1,841 | $229 | $263 | +$34 | 2016-05-13 |
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| Q1 2016 | PAA PLAINS ALL AMERICAN PIPELINE LP | United States | Cmn | 23,311 | 27,277 | +3,966 | $538 | $572 | +$34 | 2016-05-13 |
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| Q1 2016 | TILE INTERFACE COMMON STOCK | United States | Cmn | 54,682 | 58,119 | +3,437 | $1,046 | $1,078 | +$32 | 2016-05-13 |
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| Q1 2016 | NMIH NMI HOLDINGS INC-CLASS A | United States | Cmn | 23,586 | 25,362 | +1,776 | $160 | $128 | -$32 | 2016-05-13 |
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| Q1 2016 | GEL GENESIS ENERGY LP | United States | Cmn | 10,846 | 11,803 | +957 | $398 | $375 | -$23 | 2016-05-13 |
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| Q1 2016 | BUSE FIRST BUSEY CORP CMN STOCK | United States | Cmn | 16,529 | 17,684 | +1,155 | $341 | $362 | +$21 | 2016-05-13 |
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| Q1 2016 | CMRE COSTAMARE INC | Greece | Cmn | 58,875 | 66,724 | +7,849 | $613 | $594 | -$19 | 2016-05-13 |
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| Q1 2016 | URG UR-ENERGY INC CMN STK | Canada | Cmn | 208,511 | 237,298 | +28,787 | $136 | $119 | -$17 | 2016-05-13 |
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| Q1 2016 | LINC LINCOLN EDUCATIONAL SERVICES COMMON STOCK | United States | Cmn | 10,102 | 14,359 | +4,257 | $20 | $36 | +$16 | 2016-05-13 |
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| Q1 2016 | REI RING ENERGY INC | United States | Cmn | 8,599 | 15,083 | +6,484 | $61 | $76 | +$15 | 2016-05-13 |
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| Q1 2016 | IMMR IMMERSION CORP CMN STOCK | United States | Cmn | 48,753 | 67,346 | +18,593 | $569 | $556 | -$13 | 2016-05-13 |
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| Q1 2016 | CRAI CRA INTERNATIONAL INC CMN STOCK | United States | Cmn | 10,729 | 10,770 | +41 | $201 | $212 | +$11 | 2016-05-13 |
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| Q1 2016 | STXS STEREOTAXIS INC COMMON STOCK | United States | Cmn | 11,545 | 18,619 | +7,074 | $9 | $20 | +$11 | 2016-05-13 |
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| Q1 2016 | HLIT HARMONIC LIGHTWAVES INC CMN STOCK | United States | Cmn | 14,570 | 15,052 | +482 | $59 | $49 | -$10 | 2016-05-13 |
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| Q1 2016 | LTRX LANTRONIX INC | United States | Cmn | 20,164 | 34,425 | +14,261 | $23 | $33 | +$10 | 2016-05-13 |
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| Q1 2016 | SB SAFE BULKERS INC | Monaco | Cmn | 19,888 | 32,821 | +12,933 | $16 | $26 | +$10 | 2016-05-13 |
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| Q1 2016 | INVE IDENTIV INC | United States | Cmn | 18,253 | 20,109 | +1,856 | $36 | $43 | +$7 | 2016-05-13 |
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| Q1 2016 | IDN INTELLICHECK MOBILISA INC | United States | Cmn | 11,092 | 12,171 | +1,079 | $12 | $19 | +$7 | 2016-05-13 |
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| Q1 2016 | LPSN LIVEPERSON INC CMN STK | United States | Cmn | 14,914 | 16,136 | +1,222 | $101 | $94 | -$7 | 2016-05-13 |
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| Q1 2016 | DNN DENISON MINES CORP COMMON STOCK | Canada | Cmn | 30,695 | 32,668 | +1,973 | $15 | $18 | +$3 | 2016-05-13 |
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| Q1 2016 | MZTI LANCASTER COLONY CORP CMN STK | United States | Cmn | 11,547 | 12,060 | +513 | $1,334 | $1,333 | -$1 | 2016-05-13 |
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| Q1 2016 | AMPH AMPHASTAR PHARMACEUTICALS IN | United States | Cmn | 10,336 | 12,369 | +2,033 | $147 | $148 | +$1 | 2016-05-13 |
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| Q1 2016 | SIEB SIEBERT FINL CORP CMN STK | United States | Cmn | 15,594 | 15,730 | +136 | $20 | $20 | $0 | 2016-05-13 |
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