Css Llc/Il
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$2.09B
Q ending 2026-03-31
Prior quarter
$2.25B
Q ending 2025-12-31
Change
-7.2% QoQ · +14.6% YoY
Positions
961
reported holdings
Largest positions
Top 100 of 961 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Lumentum Hldgs Inc | LITE 0.5 06/15/28 | Principal | $216.5M | 40.5M |
| Echostar Corp | ECHO 3.875 11/30/30 | Principal | $146.6M | 40.9M |
| Jazz Investments I Ltd | JAZZ 2 06/15/26 | Principal | $63.9M | 52.6M |
| Live Nation Entertainment In | LYV 3.125 01/15/29 | Principal | $49.9M | 32.8M |
| Transocean Inc | RIG 4.625 09/30/29 * | Principal | $49.5M | 24.4M |
| Peabody Engr Corp | BTU 3.25 03/01/28 | Principal | $37.8M | 20.7M |
| Gamestop Corp | GME | Put | $28.0M | 1.2M |
| Nextera Energy Inc | NEE 7.375 02/15/29 | Shares | $27.2M | 541K |
| Centerpoint Energy Inc | CNP 4.25 08/15/26 | Principal | $24.9M | 21.0M |
| Alnylam Pharmaceuticals Inc | ALNY 1 09/15/27 | Principal | $23.9M | 18.6M |
| Invesco Exchange Traded Fd T | RSP | Shares | $19.9M | 103K |
| Vanguard Index Fds | VOO | Shares | $19.2M | 32K |
| Equinox Gold Corp | EQXCN 4.75 10/15/28 | Principal | $19.1M | 7.9M |
| Core Scientific Inc New | CORZW | Shares | $18.2M | 2.1M |
| Albemarle Corp | ALB 7.25 03/01/27 | Shares | $17.9M | 250K |
| Akamai Technologies Inc | AKAM 1.125 02/15/29 | Principal | $17.9M | 15.7M |
| Stride Inc | LRN 1.125 09/01/27 | Principal | $17.8M | 10.3M |
| Ishares Gold Tr | IAU | Shares | $17.6M | 200K |
| Bridgebio Pharma Inc | BBIO 1.75 03/01/31 | Principal | $17.1M | 10.1M |
| Spdr Gold Tr | GLD | Put | $16.4M | 38K |
| Apollo Global Mgmt Inc | APO 6.75 07/31/26 | Shares | $16.3M | 277K |
| Snowflake Inc | SNOW 0 10/01/29 | Principal | $15.9M | 13.0M |
| Cloudflare Inc | NET 0 08/15/26 | Principal | $15.7M | 13.4M |
| Celcuity Inc | CELC 2.75 08/01/31 | Principal | $15.4M | 6.3M |
| State Str Spdr S&P 500 Etf T | SPY | Call | $14.6M | 23K |
| Kimco Realty Corp | KIM 7.25 PERP N | Shares | $14.2M | 237K |
| Strategy Inc | MSTR | Put | $14.2M | 114K |
| Mara Holdings Inc | MARA 2.125 09/01/31 | Principal | $14.0M | 16.5M |
| Wolfspeed Inc | WOLF 2.5 06/15/31 | Principal | $13.5M | 9.3M |
| Cheesecake Factory Inc | CAKE 2 03/15/30 | Principal | $13.4M | 13.2M |
| Hologic Inc | HOLX | Put | $12.8M | 169K |
| Bank America Corp | BAC 7.25 PERP L | Shares | $12.3M | 10K |
| Penumbra Inc | PEN | Put | $12.2M | 37K |
| Penumbra Inc | PEN | Shares | $11.9M | 36K |
| Guardant Health Inc | GH 1.25 02/15/31 | Principal | $11.8M | 7.0M |
| El Paso Energy Cap Tr I | KMI 4.75 03/31/28 | Shares | $11.6M | 227K |
| Mara Holdings Inc | MARA 0 03/01/30 | Principal | $11.5M | 12.9M |
| Ishares Tr | TLT | Put | $11.3M | 130K |
| Beyond Meat Inc | BYND 7 10/15/30 | Principal | $10.7M | 17.1M |
| Vishay Intertechnology Inc | VSH 2.25 09/15/30 | Principal | $9.7M | 10.1M |
| Masimo Corp | MASI* | Call | $9.6M | 54K |
| Brookdale Sr Living Inc | BKD 2 10/15/26 | Principal | $9.5M | 5.6M |
| Xerox Holdings Corp | Put | $9.2M | 7.2M | |
| Csg Sys Intl Inc | CSGS 3.875 09/15/28 | Principal | $9.1M | 7.5M |
| Hologic Inc | HOLX | Shares | $8.9M | 118K |
| Special Opportunities Fd Inc | SPE 2.75 01/27/27 C | Shares | $8.6M | 345K |
| Srh Total Return Fund Inc | STEW | Shares | $7.9M | 462K |
| Southern Co | SO 4.5 06/15/27 | Principal | $7.9M | 7.1M |
| Strategy Inc | MSTR 2.25 06/15/32 | Principal | $7.7M | 7.5M |
| Hewlett Packard Enterprise C | HPE 7.625 09/01/27 | Shares | $7.5M | 115K |
| Green Plains Inc | GPRE 5.25 11/01/30 UNRS | Principal | $7.4M | 5.3M |
| Lyft Inc | LYFT 0.625 03/01/29 | Principal | $7.3M | 7.2M |
| Titan Acquisition Corp | Shares | $7.3M | 708K | |
| Iron Horse Acquisit Ii Corp | IRHO | Shares | $7.3M | 738K |
| Alphatec Hldgs Inc | ATEC 0.75 08/01/26 | Principal | $7.2M | 7.2M |
| Nextera Energy Cap Hldgs Inc | NEE 3 03/01/27 | Principal | $6.9M | 5.0M |
| Western Digital Corp | WDC | Shares | $6.9M | 25K |
| Wen Acquisition Corp | Shares | $6.6M | 648K | |
| American Airlines Group Inc | AAL | Put | $6.3M | 582K |
| Fluence Energy Inc | FLNC 2.25 06/15/30 | Principal | $6.2M | 6.1M |
| Spectrum Brands Inc | SPB 3.375 06/01/29 | Principal | $6.2M | 6.3M |
| Litman Gregory Fds Tr | DBMF | Shares | $6.2M | 206K |
| Strategy Inc | MSTR 0 03/01/30 | Principal | $6.1M | 7.0M |
| Total Return Securities Fund | SWZ | Shares | $6.1M | 1.0M |
| Ionis Pharmaceuticals Inc | IONS | Shares | $5.9M | 79K |
| Simplify Exchange Traded Fun | CTA | Shares | $5.9M | 194K |
| Super Micro Computer Inc | SMCI 2.25 07/15/28 | Principal | $5.6M | 6.4M |
| Spdr Gold Tr | GLD | Shares | $5.4M | 13K |
| Trg Latin Amer Acquis Corp | Shares | $5.3M | 533K | |
| Echostar Corp | ECHO | Put | $5.3M | 45K |
| Amprius Technologies Inc | AMPX/WS | Shares | $5.2M | 755K |
| Callaway Golf Co | CALY 2.75 05/01/26 | Principal | $5.2M | 5.2M |
| H World Group Ltd | HTHT 3 05/01/26 | Principal | $5.1M | 3.8M |
| Nio Inc | NIO 4.625 10/15/30 | Principal | $5.0M | 5.0M |
| Armada Acquisition Corp Iii | Shares | $5.0M | 500K | |
| Saba Capital Income & Oprnt | BRW | Shares | $4.8M | 708K |
| Digitalbridge Group Inc | DBRG | Put | $4.7M | 307K |
| Shift4 Pmts Inc | FOUR | Put | $4.7M | 108K |
| Lake Superior Acquisition Co | Shares | $4.7M | 466K | |
| Inflection Pt Acquisition Co | Shares | $4.6M | 454K | |
| Nio Inc | NIO | Put | $4.6M | 760K |
| Solaredge Technologies Inc | SEDG 2.25 07/01/29 | Principal | $4.6M | 2.7M |
| Workiva Inc | WK 1.25 08/15/28 | Principal | $4.5M | 4.8M |
| Shift4 Pmts Inc | FOUR 6 05/01/28 | Shares | $4.5M | 82K |
| Ishares Tr | TLT | Call | $4.3M | 50K |
| Joby Aviation Inc | JOBY 0.75 02/15/32 | Principal | $4.3M | 5.0M |
| Inflection Pt Acquisit Corp | Shares | $4.1M | 406K | |
| Rivernorth Cap And Incm Fd I | XRSFX | Shares | $4.1M | 280K |
| Digitalbridge Group Inc | DBRG | Shares | $4.0M | 262K |
| Progress Software Corp | PRGS 3.5 03/01/30 | Principal | $4.0M | 4.5M |
| Meshflow Acquisition Corp | Shares | $3.9M | 397K | |
| Bain Cap Gss Invt Corp | Shares | $3.9M | 387K | |
| Praetorian Acquisition Corp | Shares | $3.9M | 397K | |
| Ptc Therapeutics Inc | PTCT 1.5 09/15/26 | Principal | $3.8M | 2.9M |
| Liberty Live Holdings Inc | LLYVA | Shares | $3.8M | 42K |
| Metals Acquisition Corp Ii | Shares | $3.8M | 374K | |
| American Centy Etf Tr | AVES | Shares | $3.8M | 63K |
| Digital Asset Acquisition Co | Shares | $3.8M | 369K | |
| Integer Hldgs Corp | ITGR 1.875 03/15/30 | Principal | $3.8M | 3.9M |
| Mexico Equity & Income Fd | MXE | Shares | $3.8M | 292K |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.