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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) |
|---|---|---|---|---|---|
| M EVO GBL ACQUISITION CORP I | *W EXP 02/18/203 | G6071J110 | — | 150,000 shares | $55,650 |
| SNAP INC | NOTE 5/0 | 83304AAF3 | — | 57,000 principal | $54,448 |
| MOZAYYX ACQUISITION CORP | *W EXP 99/99/999 | G63113115 | — | 77,108 shares | $54,168 |
| CENTURION ACQUISITION CORP | *W EXP 05/31/203 | G20315118 | — | 230,105 shares | $53,177 |
| AFFIRM HLDGS INC | NOTE 11/1 | 00827BAB2 | — | 54,000 principal | $53,150 |
| PERFECT CORP | CL A ORD SHS | G7006A109 | — | 31,000 shares | $51,460 |
| RIVIAN AUTOMOTIVE INC | COM CL A | 76954A103 | — | 2,912 shares | $50,523 |
| PRAETORIAN ACQUISITION CORP | *W EXP 01/16/203 | G7S17G129 | — | 132,351 shares | $50,293 |
| MARRIOTT VACATIONS WORLDWIDE | NOTE 3.250%12/1 | 57164YAF4 | — | 50,000 principal | $49,436 |
| MELAR ACQUISITION CORP. I | *W EXP 06/01/203 | G6004G118 | — | 375,778 shares | $49,227 |
| COLLECTIVE ACQUISITION CORP | *W EXP 04/27/203 | G22741113 | — | 175,590 shares | $49,165 |
| SIM ACQUISITION CORP. I | *W EXP 06/01/203 | G8431T119 | — | 193,814 shares | $48,841 |
| ARCHER AVIATION INC | COM CL A | 03945R102 | PUT | 10,000 shares | $47,300 |
| YEXT INC | COM | 98585N106 | PUT | 10,100 shares | $47,167 |
| D BORAL ACQUISITION I CORP | *W EXP 01/30/203 | G2616T119 | — | 124,000 shares | $47,120 |
| VIKING ACQUISITION CORP I | *W EXP 11/03/203 | G9582G112 | — | 52,000 shares | $46,800 |
| MESHFLOW ACQUISITION CORP | *W EXP 11/20/203 | G6032N119 | — | 155,769 shares | $46,731 |
| HALL CHADWICK ACQUISITION CO | RIGHT 11/20/2030 | G42386113 | — | 15,000 shares | $43,500 |
| FUNDRISE INNOVATION FD LLC | COM SHS | 360852107 | — | 500 shares | $43,215 |
| ADS TEC ENERGY PLC | *W EXP 99/99/999 | G0085J109 | — | 33,306 shares | $41,632 |
| TRAILBLAZER ACQUISITION CORP | *W EXP 09/30/203 | G9009S111 | — | 97,794 shares | $39,362 |
| NORTHERN OIL & GAS INC | NOTE 3.625% 4/1 | 665531AJ8 | — | 41,000 principal | $39,219 |
| INSIGHT DIGITAL PARTNERS II | *W EXP 10/28/203 | G4814G113 | — | 125,000 shares | $38,300 |
| XEROX HOLDINGS CORP | COM NEW | 98421M106 | PUT | 12,000 shares | $37,560 |
| WARNER BROS DISCOVERY INC | COM SER A | 934423104 | CALL | 1,400 shares | $37,324 |
| CHAMPIONSGATE ACQUISITION CO | RIGHT 05/14/2030 | G2124S116 | — | 34,142 shares | $37,256 |
| ZOOMINFO TECHNOLOGIES INC | COMMON STOCK | 98980F104 | — | 12,701 shares | $37,214 |
| AA MISSION ACQUISITION CORP | *W EXP 07/23/203 | G1000S125 | — | 168,833 shares | $37,143 |
| HIGHVIEW MERGER CORP | *W EXP 07/24/203 | G4569C119 | — | 105,075 shares | $36,776 |
| NEW PROVIDENCE ACQUISITION C | *W EXP 04/24/203 | G6476A110 | — | 130,766 shares | $36,614 |
| BIT DIGITAL INC | SHS | G1144A105 | — | 20,000 shares | $36,000 |
| KODIAK AI INC. | COM | 500081104 | — | 7,000 shares | $35,560 |
| ROMAN DBDR ACQUISITION CORP | *W EXP 10/31/203 | G7633M112 | — | 140,625 shares | $34,594 |
| VINE HILL CAP INVTS CORP II | *W EXP 11/25/203 | G9709D117 | — | 72,877 shares | $34,252 |
| AURORA INNOVATION INC | CLASS A COM | 051774107 | — | 5,014 shares | $34,195 |
| BLUE WTR ACQUISITION CORP. I | *W EXP 05/23/203 | G1368E114 | — | 89,333 shares | $33,947 |
| EVOTEC AG | SPONSORED ADS | 30050E105 | — | 12,100 shares | $33,880 |
| X3 ACQUISITION CORP LTD | *W EXP 12/19/203 | G9831H119 | — | 125,000 shares | $33,812 |
| COLLECTIVE ACQUISITION CORP | *W EXP 04/04/203 | G2867S117 | — | 84,900 shares | $33,111 |
| SELECT MED HLDGS CORP | COM | 81619Q105 | PUT | 2,000 shares | $33,000 |
| QDRO ACQUISITION CORP | *W EXP 03/27/203 | G7310E110 | — | 111,952 shares | $32,466 |
| OXLEY BRIDGE ACQ LTD | *W EXP 06/17/203 | G6858G115 | — | 147,591 shares | $31,968 |
| FACT II ACQUISITION CORP | *W EXP 11/26/203 | G32901129 | — | 49,400 shares | $29,640 |
| RAPID7 INC | NOTE 0.250% 3/1 | 753422AF1 | — | 30,000 principal | $28,965 |
| DRUGS MADE IN AMER ACQUTN CO | RIGHT 12/09/2029 | G2847J112 | — | 31,250 shares | $27,500 |
| GLOBA TERRA ACQUISITION COR | *W EXP 06/17/203 | G3933N124 | — | 301,600 shares | $27,144 |
| PROCAP ACQUISITION CORP | *W EXP 05/16/203 | G7257A121 | — | 82,885 shares | $26,531 |
| K&F GROWTH ACQUISITION CORP | RIGHT 08/29/2031 | G52258129 | — | 13,960 shares | $26,217 |
| IRHYTHM HOLDINGS INC | NOTE 1.500% 9/0 | 450056AB2 | — | 23,000 principal | $25,346 |
| HERTZ GLOBAL HLDGS INC | *W EXP 06/30/205 | 42806J148 | — | 23,398 shares | $25,152 |
| PROEM ACQUISITION CORP I | *W EXP 01/29/203 | G7341A111 | — | 59,771 shares | $22,713 |
| NAMIB MINERALS | *W EXP 06/05/203 | G63638111 | — | 100,000 shares | $22,000 |
| SILVERBOX CORP IV | *W EXP 08/19/202 | G81354121 | — | 132,521 shares | $21,203 |
| CHURCHILL CAP CORP XII | *W EXP 04/02/203 | G2131M110 | — | 12,446 shares | $21,158 |
| MOUNTAIN LAKE ACQUISIT CORP | *W EXP 99/99/999 | G6301L117 | — | 78,118 shares | $21,100 |
| FOLD HLDGS INC | *W EXP 02/14/203 | 29103K118 | — | 201,496 shares | $20,653 |
| BED BATH & BEYOND INC | *W EXP 10/07/202 | 075896159 | — | 48,479 shares | $20,361 |
| SPAR GROUP INC | COM | 784933103 | — | 24,422 shares | $20,180 |
| TEXAS VENTURES ACQUISITION I | *W EXP 04/23/203 | G8772L113 | — | 34,859 shares | $18,482 |
| K WAVE MEDIA LTD | *W EXP 05/14/203 | G53151125 | — | 910,853 shares | $18,035 |
| SUNPOWER INC | *W EXP 07/31/202 | 20460L112 | — | 130,155 shares | $17,909 |
| AVALANCHE TREAS CORP | SHS CL A | 05338N101 | — | 34,987 shares | $17,507 |
| GETTY IMAGES HOLDINGS INC | CL A COM | 374275105 | PUT | 20,000 shares | $17,200 |
| NANO DIMENSION LTD | SPONSORD ADS NEW | 63008G203 | — | 11,792 shares | $17,098 |
| LIONHEART HOLDINGS | *W EXP 06/07/203 | G5501C117 | — | 45,229 shares | $16,735 |
| ALDABRA 4 LQDTY OPP VEH INC | *W EXP 12/23/203 | G01900110 | — | 33,333 shares | $16,000 |
| XEROX HOLDINGS CORP | COM NEW | 98421M106 | — | 5,000 shares | $15,650 |
| LIVEWIRE GROUP INC | *W EXP 09/26/202 | 53838J113 | — | 748,037 shares | $14,961 |
| ETSY INC | NOTE 0.125% 9/0 | 29786AAL0 | — | 14,000 principal | $13,252 |
| CHECK POINT SOFTWARE TECH LT | ORD | M22465104 | CALL | 100 shares | $13,143 |
| HERTZ GLOBAL HLDGS INC | COM NEW | 42806J700 | CALL | 5,000 shares | $11,325 |
| LAUNCHPAD CADENZA ACQU CORP | *W EXP 12/15/203 | G6001S115 | — | 28,069 shares | $10,950 |
| COHEN CIRCLE ACQUISIT CORP I | *W EXP 07/01/203 | G2254C113 | — | 14,617 shares | $10,380 |
| BRIDGER AEROSPACE GRP HLDGS | *W EXP 01/24/202 | 96812F110 | — | 36,478 shares | $10,214 |
| ALBERTSONS COMPANIES INC | COMMON STOCK | 013091103 | PUT | 700 shares | $9,471 |
| CN HEALTHY FOOD TECH GROUP C | *W EXP 09/30/203 | 462837113 | — | 91,835 shares | $8,265 |
| PRESIDIO PPTY TR INC | *W EXP 01/24/202 | 74102L113 | — | 55,158 shares | $7,998 |
| XEROX HOLDINGS CORP | *W EXP 02/11/202 | 98421M114 | CALL | 2,500 shares | $7,825 |
| GENERATION ESSENTIALS GROUP | *W EXP 02/15/202 | G38268119 | — | 39,447 shares | $7,100 |
| BIGBEAR AI HLDGS INC | *W EXP 12/08/202 | 08975B117 | — | 16,662 shares | $5,915 |
| TXNM ENERGY INC | COM | 69349H107 | PUT | 100 shares | $5,678 |
| GOSSAMER BIO INC | COM | 38341P102 | — | 30,000 shares | $4,938 |
| ENGENE THERAPEUTICS INC | *W EXP 10/31/202 | 29286X119 | — | 16,895 shares | $4,898 |
| OMNIAB INC | *W EXP 99/99/999 | 68218J111 | — | 54,656 shares | $4,848 |
| CMB.TECH NV | SHS | B38564108 | CALL | 300 shares | $4,197 |
| MURANO GLOBAL INVT PLC | *W EXP 03/19/202 | G63369113 | — | 251,454 shares | $3,747 |
| PLUG PWR INC | COM NEW | 72919P202 | CALL | 1,300 shares | $3,523 |
| LOTUS TECHNOLOGY INC | *W EXP 02/22/202 | 54572F119 | — | 56,761 shares | $3,406 |
| XSOLLA SPAC 1 | *W EXP 01/12/203 | G9833K110 | — | 13,850 shares | $3,313 |
| GCL GLOBAL HLDGS LTD | *W EXP 02/13/203 | G3777K111 | — | 150,000 shares | $3,285 |
| APEX TREAS CORP | *W EXP 10/07/203 | G04104124 | — | 10,600 shares | $3,181 |
| IRIS ACQUISITION CORP II | *W EXP 08/15/203 | G4940M117 | — | 12,500 shares | $3,125 |
| LENSAR INC | COM | 52634L108 | PUT | 500 shares | $2,855 |
| PSQ HOLDINGS INC | *W EXP 07/19/202 | 693691115 | — | 37,179 shares | $1,491 |
| SES AI CORPORATION | *W EXP 12/10/202 | 78397Q117 | — | 51,000 shares | $1,377 |
| RENEW ENERGY GLOBAL PLC | *W EXP 08/21/202 | G7500M120 | — | 397,037 shares | $1,310 |
| DOUBLEVERIFY HLDGS INC | COM | 25862V105 | CALL | 100 shares | $1,084 |
| BLUE GOLD LTD | *W EXP 04/01/203 | G1331C112 | — | 10,816 shares | $1,039 |
| ORACLE CORP | COM | 68389X105 | — | 7 shares | $1,026 |
| COHEN & STEERS QUALITY INCOM | RIGHT 07/15/2026 | 19247L122 | — | 12,333 shares | $551 |