CITADEL ADVISORS LLC quarter change: USA Options, Reduced
In put and call options, at their filed underlying value (listed in the US), from the quarter ended 2025-12-31 to 2026-03-31, CITADEL ADVISORS LLC opened 961 positions, added to 2,603, reduced 2,824, sold out of 754 and left 19 unchanged. The largest increase in value was SPY (+$4,441,962,988); the largest decrease was TSLA (-$6,131,236,722).
- IDT: Country of operation United States; Class CL B NEW · Call; Shares 2025-12-31 12,100; Shares 2026-03-31 12,000.
- GERN: Country of operation United States; Class COM · Put; Shares 2025-12-31 532,800; Shares 2026-03-31 451,900.
- LITS: Country of operation United States; Class COM · Call; Shares 2025-12-31 54,900; Shares 2026-03-31 37,400.
- XPRO: Country of operation Cayman Islands; Class COM · Call; Shares 2025-12-31 15,300; Shares 2026-03-31 13,400.
Two Form 13F-HR filings compared (SEC CIK 1423053): 2025-12-31 (filed 2026-02-17) and 2026-03-31 (filed 2026-05-15). 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; share change is the position change.
| Stock | Country of operation | Class | Shares 2025-12-31 | Shares 2026-03-31 | Share change | Value 2025-12-31 | Value 2026-03-31 | Value change |
|---|---|---|---|---|---|---|---|---|
| IDT IDT CORP | United States | CL B NEW · Call | 12,100 | 12,000 | -100 | $619,641 | $589,200 | -$30,441 |
| GERN GERON CORP | United States | COM · Put | 532,800 | 451,900 | -80,900 | $703,296 | $673,331 | -$29,965 |
| LITS LITE STRATEGY INC | United States | COM · Call | 54,900 | 37,400 | -17,500 | $72,468 | $43,384 | -$29,084 |
| XPRO EXPRO GROUP HOLDINGS NV | Cayman Islands | COM · Call | 15,300 | 13,400 | -1,900 | $204,255 | $233,294 | +$29,039 |
| LUNG PULMONX CORP | United States | COM · Put | 18,900 | 10,100 | -8,800 | $41,769 | $13,029 | -$28,740 |
| BAND BANDWIDTH INC | United States | COM CL A · Call | 18,000 | 14,000 | -4,000 | $278,100 | $249,480 | -$28,620 |
| NGVT INGEVITY CORP | United States | COM · Call | 20,100 | 17,100 | -3,000 | $1,189,518 | $1,218,033 | +$28,515 |
| OABI OMNIAB INC | United States | COM · Call | 26,000 | 12,600 | -13,400 | $48,100 | $19,782 | -$28,318 |
| PHARMACYTE BIOTECH INC CUSIP 71715X203 | United States | COM NEW · Call | 186,100 | 160,200 | -25,900 | $134,736 | $106,597 | -$28,139 |
| KYN KAYNE ANDERSON ENERGY INFRST | United States | COM · Call | 38,100 | 35,000 | -3,100 | $471,678 | $499,800 | +$28,122 |
| MGNX MACROGENICS INC | United States | COM · Call | 86,300 | 57,800 | -28,500 | $138,943 | $167,042 | +$28,099 |
| GRWG GROWGENERATION CORP | United States | COM · Put | 37,500 | 26,100 | -11,400 | $56,250 | $28,710 | -$27,540 |
| BUZZFEED INC CUSIP 12430A300 | United States | CL A NEW · Put | 36,400 | 10,600 | -25,800 | $33,856 | $6,451 | -$27,405 |
| SPIR SPIRE GLOBAL INC | United States | COM CL A NEW · Call | 83,300 | 51,800 | -31,500 | $624,750 | $651,644 | +$26,894 |
| SDRL SEADRILL LTD | Bermuda | COM · Call | 5,800 | 5,000 | -800 | $200,680 | $227,500 | +$26,820 |
| DHC DIVERSIFIED HEALTHCARE TR | United States | COM SH BEN INT · Call | 110,300 | 84,600 | -25,700 | $534,955 | $561,744 | +$26,789 |
| GLIBK GCI LIBERTY INC | United States | COM SER C · Call | 9,400 | 8,700 | -700 | $349,774 | $323,727 | -$26,047 |
| CITIUS PHARMACEUTICALS INC CUSIP 17322U306 | United States | COM · Call | 67,100 | 29,100 | -38,000 | $52,137 | $26,190 | -$25,947 |
| HST HOST HOTELS & RESORTS INC | United States | COM · Call | 36,800 | 35,400 | -1,400 | $652,464 | $678,264 | +$25,800 |
| WBS WEBSTER FINL CORP | United States | COM · Call | 21,800 | 19,400 | -2,400 | $1,372,092 | $1,346,748 | -$25,344 |
| SLYV SPDR SERIES TRUST | United States | STATE STREET SPD · Call | 3,600 | 3,200 | -400 | $327,492 | $302,656 | -$24,836 |
| TWO TWO HARBORS INVENTMENT CORPO | United States | COM · Put | 16,700 | 13,200 | -3,500 | $175,350 | $150,744 | -$24,606 |
| SKYE SKYE BIOSCIENCE INC | United States | COM NEW · Call | 64,700 | 39,100 | -25,600 | $48,506 | $24,031 | -$24,475 |
| KRNT KORNIT DIGITAL LTD | Israel | SHS · Put | 106,700 | 103,000 | -3,700 | $1,534,346 | $1,509,980 | -$24,366 |
| SKIN THE BEAUTY HEALTH COMPANY | United States | COM CL A · Put | 30,500 | 20,500 | -10,000 | $42,395 | $18,245 | -$24,150 |
| GRANITESHARES ETF TR CUSIP 38747R538 | — | 2X LONG MARA · Put | 12,200 | 11,200 | -1,000 | $55,998 | $32,144 | -$23,854 |
| POR PORTLAND GEN ELEC CO | United States | COM NEW · Put | 8,300 | 7,100 | -1,200 | $398,317 | $374,667 | -$23,650 |
| DYNAGAS LNG PARTNERS LP CUSIP Y2188B108 | — | COM UNIT LTD PT · Call | 26,900 | 18,200 | -8,700 | $101,413 | $77,896 | -$23,517 |
| KLIC KULICKE & SOFFA INDS INC | Singapore | COM · Put | 12,200 | 8,100 | -4,100 | $555,832 | $532,332 | -$23,500 |
| EXPO EXPONENT INC | United States | COM · Call | 4,000 | 3,900 | -100 | $277,840 | $254,475 | -$23,365 |
| SABR SABRE CORP | United States | COM · Put | 172,200 | 145,800 | -26,400 | $234,192 | $211,410 | -$22,782 |
| INNV INNOVAGE HLDG CORP | United States | COM · Call | 14,800 | 12,400 | -2,400 | $76,812 | $99,448 | +$22,636 |
| CWEN/A CLEARWAY ENERGY INC | United States | CL A · Call | 10,500 | 9,000 | -1,500 | $329,910 | $352,530 | +$22,620 |
| STHO STAR HLDGS | United States | SHS BEN INT · Put | 15,700 | 14,100 | -1,600 | $129,211 | $106,737 | -$22,474 |
| ADTN ADTRAN HOLDINGS INC | United States | COM · Put | 27,100 | 20,500 | -6,600 | $235,499 | $257,890 | +$22,391 |
| BTE BAYTEX ENERGY CORP | Canada | COM · Put | 59,800 | 48,200 | -11,600 | $193,154 | $215,454 | +$22,300 |
| ABSI ABSCI CORPORATION | United States | COM · Put | 29,300 | 26,800 | -2,500 | $102,257 | $80,400 | -$21,857 |
| OOMA OOMA INC | United States | COM · Call | 20,300 | 17,800 | -2,500 | $238,119 | $258,990 | +$20,871 |
| SPWH SPORTSMANS WHSE HLDGS INC | United States | COM · Call | 43,500 | 30,400 | -13,100 | $63,510 | $42,864 | -$20,646 |
| CNDT CONDUENT INC | United States | COM · Put | 25,500 | 22,300 | -3,200 | $48,960 | $28,544 | -$20,416 |
| RFIL RF INDS LTD | United States | COM PAR $0.01 · Call | 24,000 | 11,600 | -12,400 | $138,720 | $119,596 | -$19,124 |
| ROCKWELL MED INC CUSIP 774374300 | United States | COM NEW · Call | 43,800 | 19,600 | -24,200 | $36,507 | $17,507 | -$19,000 |
| CARDIOL THERAPEUTICS INC CUSIP 14161Y200 | — | COM CL A · Call | 88,800 | 76,600 | -12,200 | $84,697 | $103,410 | +$18,713 |
| CRS CARPENTER TECHNOLOGY CORP | United States | COM · Call | 76,800 | 61,300 | -15,500 | $24,179,712 | $24,161,395 | -$18,317 |
| ACDC PROFRAC HLDG CORP | United States | CLASS A COM · Call | 151,700 | 92,300 | -59,400 | $590,113 | $572,260 | -$17,853 |
| GRANITESHARES ETF TR CUSIP 38747R512 | — | 2X LONG VRT DAI · Call | 13,100 | 6,600 | -6,500 | $651,070 | $668,910 | +$17,840 |
| UTL UNITIL CORP | United States | COM · Call | 9,100 | 8,100 | -1,000 | $440,804 | $423,144 | -$17,660 |
| DAN DANA INC | United States | COM · Put | 84,800 | 60,400 | -24,400 | $2,014,848 | $2,032,460 | +$17,612 |
| PROSHARES TR CUSIP 74347B557 | — | SP500 EX TECH · Call | 2,900 | 2,800 | -100 | $301,206 | $283,668 | -$17,538 |
| GNSS GENASYS INC | United States | COM · Call | 38,900 | 36,400 | -2,500 | $83,441 | $66,248 | -$17,193 |
| BAND BANDWIDTH INC | United States | COM CL A · Put | 12,500 | 11,800 | -700 | $193,125 | $210,276 | +$17,151 |
| DOLPHIN ENTMT INC CUSIP 25686H308 | United States | COM · Call | 22,100 | 11,800 | -10,300 | $34,476 | $17,346 | -$17,130 |
| DYNAMIX CORP CUSIP G2949D104 | — | SHS CL A · Call | 57,000 | 54,400 | -2,600 | $586,530 | $569,568 | -$16,962 |
| ALEC ALECTOR INC | United States | COM · Call | 32,900 | 31,700 | -1,200 | $51,324 | $68,155 | +$16,831 |
| TRIN TRINITY CAP INC | United States | COM · Call | 186,900 | 185,000 | -1,900 | $2,738,085 | $2,721,350 | -$16,735 |
| RZLV REZOLVE AI PLC | United Kingdom | ORD SHS · Call | 571,700 | 567,600 | -4,100 | $1,469,269 | $1,453,056 | -$16,213 |
| TK TEEKAY CORPORATION LTD | Bermuda | SHS · Put | 24,300 | 16,700 | -7,600 | $219,429 | $203,907 | -$15,522 |
| ATYR ATYR PHARMA INC | United States | COM NEW · Call | 127,200 | 108,200 | -19,000 | $99,610 | $84,396 | -$15,214 |
| ATRO ASTRONICS CORP | United States | COM · Call | 24,700 | 20,300 | -4,400 | $1,339,728 | $1,354,619 | +$14,891 |
| NGVT INGEVITY CORP | United States | COM · Put | 4,100 | 3,200 | -900 | $242,638 | $227,936 | -$14,702 |
| CCCC C4 THERAPEUTICS INC | United States | COM STK · Put | 38,700 | 33,600 | -5,100 | $73,917 | $88,368 | +$14,451 |
| GLDD GREAT LAKES DREDGE & DOCK CO | United States | COM · Put | 22,100 | 17,900 | -4,200 | $289,952 | $304,300 | +$14,348 |
| PEN PENUMBRA INC | United States | COM · Call | 21,500 | 20,400 | -1,100 | $6,684,565 | $6,698,748 | +$14,183 |
| SLAB SILICON LABORATORIES INC | United States | COM · Put | 6,000 | 3,700 | -2,300 | $784,200 | $770,155 | -$14,045 |
| BARK BARK INC | United States | COM · Call | 102,100 | 93,800 | -8,300 | $61,515 | $47,519 | -$13,996 |
| AP AMPCO-PITTSBURG CORP | United States | COM · Call | 11,000 | 10,800 | -200 | $58,630 | $72,576 | +$13,946 |
| HYPERFINE INC CUSIP 44916K106 | United States | COM CL A · Call | 30,100 | 14,500 | -15,600 | $29,477 | $15,660 | -$13,817 |
| SRTA STRATA CRITICAL MEDICAL INC | United States | CL A COM · Put | 14,400 | 13,300 | -1,100 | $69,264 | $55,594 | -$13,670 |
| HRTX HERON THERAPEUTICS INC | United States | COM · Put | 23,300 | 21,000 | -2,300 | $30,290 | $16,802 | -$13,488 |
| IMUX IMMUNIC INC | United States | COM · Put | 40,500 | 31,300 | -9,200 | $21,615 | $34,743 | +$13,128 |
| TW TRADEWEB MKTS INC | United States | CL A · Put | 39,400 | 35,900 | -3,500 | $4,237,076 | $4,223,994 | -$13,082 |
| INNOVATOR ETFS TRUST CUSIP 45782C102 | — | IBD 50 ETF · Put | 6,200 | 6,100 | -100 | $215,822 | $203,801 | -$12,021 |
| MKSI MKS INC. | United States | COM · Call | 44,800 | 31,100 | -13,700 | $7,159,040 | $7,147,091 | -$11,949 |
| GEVO GEVO INC | United States | COM PAR · Call | 209,400 | 149,100 | -60,300 | $418,800 | $407,043 | -$11,757 |
| FLUX PWR HLDGS INC CUSIP 344057302 | United States | COM NEW · Put | 27,100 | 21,400 | -5,700 | $34,417 | $22,898 | -$11,519 |
| KLIC KULICKE & SOFFA INDS INC | Singapore | COM · Call | 28,600 | 20,000 | -8,600 | $1,303,016 | $1,314,400 | +$11,384 |
| LPRO OPEN LENDING CORP | United States | COM · Call | 20,000 | 15,700 | -4,300 | $31,000 | $19,625 | -$11,375 |
| BIOCERES CROP SOLUTIONS CORP CUSIP G1117K114 | United States | SHS · Call | 12,700 | 11,900 | -800 | $16,637 | $5,294 | -$11,343 |
| SOL STRATEGIES INC CUSIP 83411A205 | — | COM · Put | 16,000 | 13,500 | -2,500 | $24,480 | $13,298 | -$11,182 |
| PYXS PYXIS ONCOLOGY INC | United States | COMMON STOCK · Call | 75,500 | 67,100 | -8,400 | $86,825 | $97,966 | +$11,141 |
| BDN BRANDYWINE RLTY TR | United States | SH BEN INT NEW · Call | 15,100 | 12,300 | -2,800 | $44,092 | $33,333 | -$10,759 |
| GOLD RESOURCE CORP CUSIP 38068T105 | United States | COM · Call | 69,500 | 39,300 | -30,200 | $57,546 | $47,160 | -$10,386 |
| ZDGE ZEDGE INC | United States | CL B · Put | 14,500 | 12,800 | -1,700 | $47,560 | $37,504 | -$10,056 |
| ISHARES TR CUSIP 464288844 | United States | US OIL EQ&SV ETF · Put | 13,400 | 10,000 | -3,400 | $279,658 | $289,500 | +$9,842 |
| SACH SACHEM CAP CORP | United States | COM · Call | 26,200 | 17,500 | -8,700 | $27,248 | $17,675 | -$9,573 |
| EPM EVOLUTION PETE CORP | United States | COM · Put | 15,700 | 10,200 | -5,500 | $55,578 | $46,716 | -$8,862 |
| OPK OPKO HEALTH INC | United States | COM · Put | 61,400 | 60,400 | -1,000 | $77,364 | $68,856 | -$8,508 |
| PPG PPG INDS INC | United States | COM · Put | 57,500 | 55,200 | -2,300 | $5,891,450 | $5,899,776 | +$8,326 |
| AUB ATLANTIC UN BANKSHARES CORP | United States | COM · Call | 21,800 | 21,300 | -500 | $769,540 | $761,262 | -$8,278 |
| VSTS VESTIS CORPORATION | United States | COM SHS · Put | 44,600 | 38,900 | -5,700 | $297,482 | $305,754 | +$8,272 |
| FDMT 4D MOLECULAR THERAPEUTICS IN | United States | COM · Call | 35,300 | 29,300 | -6,000 | $264,750 | $272,783 | +$8,033 |
| VYGR VOYAGER THERAPEUTICS INC | United States | COM · Call | 26,200 | 24,600 | -1,600 | $102,966 | $94,956 | -$8,010 |
| OGI ORGANIGRAM GLOBAL INC | Canada | COM · Put | 19,600 | 18,900 | -700 | $32,928 | $25,326 | -$7,602 |
| HAIN HAIN CELESTIAL GROUP INC | United States | COM · Put | 14,900 | 12,300 | -2,600 | $15,943 | $8,583 | -$7,360 |
| MRX MAREX GROUP PLC | United Kingdom | ORD · Call | 8,900 | 7,500 | -1,400 | $341,404 | $334,350 | -$7,054 |
| TLYS TILLYS INC | United States | CL A · Call | 31,000 | 13,500 | -17,500 | $61,690 | $54,675 | -$7,015 |
| DDD 3D SYS CORP DEL | United States | COM NEW · Put | 142,300 | 130,500 | -11,800 | $251,871 | $245,340 | -$6,531 |
| FSP FRANKLIN STR PPTYS CORP | United States | COM · Put | 17,500 | 15,700 | -1,800 | $16,552 | $10,433 | -$6,119 |
| LOOP LOOP INDS INC | Canada | COM · Call | 21,700 | 19,200 | -2,500 | $21,700 | $27,456 | +$5,756 |
| GRABAGUN DIGITAL HLDGS INC CUSIP 38387Q105 | United States | COMMON STOCK · Put | 52,500 | 50,600 | -1,900 | $158,025 | $152,306 | -$5,719 |