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CSS LLC/IL
Period ended Jun 30, 2026 · Latest filing Aug 14, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Jun 30, 2026: $2,568,508,626
More quarters will appear as history becomes available.
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- LUMENTUM HLDGS INC · NOTE 0.500% 6/1 · 55024UAF6 · principal: $245,587,763
- HEWLETT PACKARD ENTERPRISE C · 7.625 MAND CONV · 42824C208 · shares: $149,321,378
- ECHOSTAR CORP · NOTE 3.875%11/3 · 278768AB2 · principal: $137,438,497
- APOLLO GLOBAL MGMT INC · SER A MAND CNV · 03769M304 · shares: $82,814,266
- BANK OF AMER CORP · 7.25%CNV PFD L · 060505682 · shares: $63,279,573
- WOLFSPEED INC · NOTE 2.500% 6/1 · 977852AP7 · principal: $54,187,493
- SUPER MICRO COMPUTER INC · 7 DEP CM SR A WI · 86800U500 · shares: $45,262,151
- CORE SCIENTIFIC INC NEW · *W EXP 01/23/202 · 21874A114 · shares: $44,208,050
- MICROCHIP TECHNOLOGY INC. · DEP SHS REPSTG · 595017302 · shares: $42,957,787
- CLOUDFLARE INC · NOTE 8/1 · 18915MAC1 · principal: $33,548,488
Reported holdings
1,001 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| LAS VEGAS SANDS CORP | COM | 517834107 | — | 25,082 shares | $1,158,537 |
| METLIFE INC | COM | 59156R108 | — | 13,689 shares | $1,158,226 |
| OMNICOM GROUP INC | COM | 681919106 | — | 15,898 shares | $1,157,851 |
| APPLIED DIGITAL CORP | COM NEW | 038169207 | PUT | 31,000 shares | $1,156,300 |
| AES CORP | COM | 00130H105 | PUT | 78,500 shares | $1,150,810 |
| CROWDSTRIKE HLDGS INC | CL A | 22788C105 | PUT | 1,500 shares | $1,144,710 |
| MOLSON COORS BEVERAGE CO | CL B | 60871R209 | — | 29,357 shares | $1,143,749 |
| KROGER CO | COM | 501044101 | — | 20,590 shares | $1,143,363 |
| IREN LIMITED | ORDINARY SHARES | Q4982L109 | PUT | 25,000 shares | $1,143,250 |
| COHEN & STEERS INFRASTRUCTUR | COM | 19248A109 | — | 41,435 shares | $1,143,191 |
| CIPHER DIGITAL INC | COM | 17253J106 | PUT | 46,400 shares | $1,136,800 |
| SOLAREDGE TECHNOLOGIES INC | COM | 83417M104 | — | 19,447 shares | $1,136,483 |
| REGENERON PHARMACEUTICALS | COM | 75886F107 | — | 1,820 shares | $1,134,843 |
| TOPBUILD COR | COM | 89055F103 | — | 3,184 shares | $1,128,824 |
| LEIDOS HOLDINGS INC | COM | 525327102 | — | 10,956 shares | $1,128,139 |
| FLUENCE ENERGY INC | COM CL A | 34379V103 | — | 56,090 shares | $1,115,069 |
| CHURCHILL CAP CORP XII | CL A ORD SHS | G2131M102 | — | 104,460 shares | $1,112,499 |
| HAEMONETICS CORP MASS | COM | 405024100 | — | 14,810 shares | $1,110,750 |
| PROCAP ACQUISITION CORP | SHS CL A | G7257A105 | — | 107,779 shares | $1,107,968 |
| AFFIRM HLDGS INC | COM CL A | 00827B106 | — | 13,540 shares | $1,104,187 |
| BLACK SPADE ACQUISITION III | USD CL A ORD SHS | G1154S103 | — | 109,803 shares | $1,092,540 |
| ALDEL FINL II INC | CL A | G01558108 | — | 101,906 shares | $1,088,866 |
| HIMS & HERS HEALTH INC | COM CL A | 433000106 | — | 31,338 shares | $1,086,488 |
| SYNCHRONY FINANCIAL | COM | 87165B103 | — | 14,224 shares | $1,081,735 |
| META PLATFORMS INC | CL A | 30303M102 | — | 1,905 shares | $1,073,067 |
| NEUROCRINE BIOSCIENCES INC | COM | 64125C109 | — | 6,350 shares | $1,070,197 |
| PENGUIN SOLUTIONS INC | COM | 706915105 | — | 13,975 shares | $1,062,239 |
| BOSTON SCIENTIFIC CORP | COM | 101137107 | — | 24,820 shares | $1,059,317 |
| PILGRIMS PRIDE CORP | COM | 72147K108 | — | 37,467 shares | $1,053,197 |
| AUTONATION INC | COM | 05329W102 | — | 5,662 shares | $1,051,943 |
| TESLA INC | COM | 88160R101 | PUT | 2,500 shares | $1,051,500 |
| VICI PPTYS INC | COM | 925652109 | — | 39,570 shares | $1,050,583 |
| NUVATION BIO INC | NOTE 0.750% 7/0 | 67080NAA9 | — | 1,000,000 principal | $1,048,982 |
| CHORD ENERGY CORPORATION | COM NEW | 674215207 | — | 9,123 shares | $1,042,759 |
| ZOETIS INC | CL A | 98978V103 | — | 14,510 shares | $1,042,689 |
| ELME COMMUNITIES | SH BEN INT | 939653101 | — | 703,959 shares | $1,041,859 |
| MOUNTAIN LAKE ACQUISIT CORP | USD CL A ORD SHS | G6301L109 | — | 104,501 shares | $1,037,695 |
| TYSON FOODS INC | CL A | 902494103 | — | 18,050 shares | $1,033,362 |
| FIRST TR SR FLTG RATE INCOME | COM | 33733U108 | — | 106,858 shares | $1,032,248 |
| MGIC INVT CORP WIS | COM | 552848103 | — | 36,491 shares | $1,029,046 |
| UNITED THERAPEUTICS CORP DEL | COM | 91307C102 | — | 1,892 shares | $1,025,142 |
| STRATEGY INC | SERIES A PERP PF | 594972887 | — | 17,523 shares | $1,022,584 |
| TRAILBLAZER ACQUISITION CORP | ORD SHS CL A | G9009S103 | — | 100,000 shares | $1,012,000 |
| AXIS CAP HLDGS LTD | SHS | G0692U109 | — | 9,297 shares | $998,869 |
| VALARIS LTD | *W EXP 04/29/202 | G9460G119 | — | 118,677 shares | $994,513 |
| ALDABRA 4 LQDTY OPP VEH INC | CL A ORD SHS | G01900102 | — | 99,999 shares | $993,990 |
| IDEA ACQUISITION CORP | ORD SHS CL A | G4727U100 | — | 100,134 shares | $992,328 |
| SELECT MED HLDGS CORP | COM | 81619Q105 | — | 60,000 shares | $990,000 |
| EXPEDIA GROUP INC | COM NEW | 30212P303 | — | 3,868 shares | $989,744 |
| GDL FD | COM SH BEN IT | 361570104 | — | 116,663 shares | $988,136 |
| GODADDY INC | CL A | 380237107 | — | 11,582 shares | $983,080 |
| TOLL BROTHERS INC | COM | 889478103 | — | 5,962 shares | $982,240 |
| SANOFI SA | SPONSORED ADR | 80105N105 | — | 22,970 shares | $979,900 |
| FIDELITY NATL INFORMATION SV | COM | 31620M106 | — | 25,172 shares | $978,687 |
| BOEING CO | COM | 097023105 | PUT | 4,500 shares | $974,115 |
| TWO HARBORS INVENTMENT CORPO | COM | 90187B804 | — | 78,175 shares | $970,152 |
| BRIDGEBIO PHARMA INC | COM | 10806X102 | CALL | 13,000 shares | $968,240 |
| BLACKSTONE SENI FLTN RAT 202 | COM | 09256U105 | — | 74,589 shares | $965,928 |
| PROSPERITY BANCSHARES INC | COM | 743606105 | — | 13,219 shares | $965,383 |
| OTIS WORLDWIDE CORP | COM | 68902V107 | — | 13,403 shares | $959,655 |
| CIRRUS LOGIC INC | COM | 172755100 | — | 6,460 shares | $959,504 |
| ECHOSTAR CORP | CL A | 278768106 | — | 9,442 shares | $958,363 |
| CUMMINS INC | COM | 231021106 | — | 1,340 shares | $955,701 |
| UNITED AIRLS HLDGS INC | COM | 910047109 | — | 7,010 shares | $953,290 |
| QUALYS INC | COM | 74758T303 | — | 6,925 shares | $952,118 |
| SOUTHSTATE BK CORP | COM | 84472E102 | — | 9,480 shares | $947,052 |
| ROBERT HALF INC. | COM | 770323103 | — | 30,800 shares | $945,560 |
| TEXTRON INC | COM | 883203101 | — | 10,293 shares | $944,177 |
| CANTOR EQUITY PARTNERS VI IN | CL A ORD SHS | G1828R101 | — | 90,834 shares | $941,949 |
| BLACKSTONE STRATEGIC CRED 20 | COM SHS BEN IN | 09257R101 | — | 82,787 shares | $935,493 |
| PALANTIR TECHNOLOGIES INC | CL A | 69608A108 | PUT | 8,000 shares | $933,360 |
| LENSAR INC | COM | 52634L108 | — | 163,450 shares | $933,300 |
| KENVUE INC | COM | 49177J102 | — | 48,719 shares | $931,020 |
| FIRST TR HIGH YIELD OPPRT 20 | COM | 33741Q107 | — | 67,903 shares | $930,271 |
| TEVA PHARMACEUTICAL INDS LTD | SPONSORED ADS | 881624209 | — | 27,070 shares | $917,132 |
| LEAR CORP | COM NEW | 521865204 | — | 6,840 shares | $916,970 |
| LIBERTY MEDIA CORP DEL | NOTE 3.750% 3/1 | 531229AP7 | — | 797,000 principal | $911,404 |
| ADVISORSHARES TR | PURE US CANN ETF | 00768Y453 | — | 177,200 shares | $900,176 |
| DOVER CORP | COM | 260003108 | — | 4,000 shares | $897,120 |
| MORGAN STANLEY CHINA A SH FD | COM | 617468103 | — | 42,331 shares | $890,644 |
| IQVIA HLDGS INC | COM | 46266C105 | — | 4,600 shares | $888,812 |
| REINSURANCE GROUP AMER INC | COM NEW | 759351604 | — | 4,140 shares | $880,370 |
| MATTEL INC | COM | 577081102 | — | 63,342 shares | $879,187 |
| PELOTON INTERACTIVE INC | CL A COM | 70614W100 | PUT | 148,100 shares | $875,271 |
| TITAN ACQUISITION CORP | *W EXP 05/16/203 | G8901A111 | — | 1,222,748 shares | $873,653 |
| AMPHENOL CORP | CL A | 032095101 | — | 4,942 shares | $871,373 |
| GLOBAL X FDS | GLOBAL X URANIUM | 37954Y871 | — | 19,910 shares | $870,067 |
| JOBY AVIATION INC | COMMON STOCK | G65163100 | PUT | 97,200 shares | $867,024 |
| UNITED PARCEL SVCS INC | CL B | 911312106 | CALL | 8,000 shares | $860,000 |
| COGNIZANT TECHNOLOGY SOLUTIO | CL A | 192446102 | — | 22,084 shares | $855,313 |
| BANK OF AMER CORP | COM | 060505104 | CALL | 15,000 shares | $854,700 |
| QORVO INC | COM | 74736K101 | — | 9,145 shares | $852,954 |
| DOLLAR GEN CORP | COM | 256677105 | — | 7,400 shares | $851,814 |
| BORGWARNER INC | COM | 099724106 | — | 12,796 shares | $849,654 |
| FLOWSERVE CORP | COM | 34354P105 | — | 11,411 shares | $846,240 |
| CHARTER COMMUNICATIONS INC | CL A | 16119P108 | — | 5,933 shares | $843,732 |
| PINNACLE FINL PARTNERS INC | COM | 72348N109 | — | 8,354 shares | $842,752 |
| YORKVILLE ACQUISITION CORP. | SHS CL A | G98659116 | — | 82,253 shares | $839,803 |
| CANTOR EQUITY PARTNERS I INC | SHS CL A | G1827K107 | — | 78,803 shares | $836,888 |
| ISHARES BITCOIN TRUST ETF | SHS BEN INT | 46438F101 | PUT | 25,100 shares | $835,579 |