Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

CSS LLC/IL 13F Holdings -- Portfolio & Top Positions (2026-06-30)

CSS LLC/IL (CIK 1103646) reported $2.57B across 742 reported positions in its SEC 13F filing for 2026-06-30. Largest positions: LITE ($245.6M, 9.56%), HPEPRC ($149.3M, 5.81%), SATS ($137.4M, 5.35%), APO/PRA ($82.8M, 3.22%), BAC-PL ($63.3M, 2.46%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1LITELUMENTUM HLDGS INC$245.6M9.56%0Trimmed
2HPEPRCHEWLETT PACKARD ENTERPRISE C$149.3M5.81%1.3MAdded
3SATSECHOSTAR CORP$137.4M5.35%0Added
4APO/PRAAPOLLO GLOBAL MGMT INC$82.8M3.22%1.4MAdded
5BAC-PLBANK OF AMER CORP$63.3M2.46%50,372Added
6WOLFWOLFSPEED INC$54.2M2.11%0Added
7SMCIPSUPER MICRO COMPUTER INC$45.3M1.76%878,227New
8CORZWCORE SCIENTIFIC INC NEW$44.2M1.72%2.4MAdded
9MCHPPMICROCHIP TECHNOLOGY INC.$43.0M1.67%558,552New
10NETCLOUDFLARE INC$33.5M1.31%0Added
11AKAMAKAMAI TECHNOLOGIES INC$29.6M1.15%0Added
12SPYSTATE STR SPDR S&P 500 ETF T$29.0M1.13%38,769Added
13GMEGAMESTOP CORP$28.5M1.11%1.3MAdded
14ALBPRAALBEMARLE CORP$26.1M1.02%470,583Added
15EQXEQUINOX GOLD CORP$25.1M0.98%0Added
16CNP-PBCENTERPOINT ENERGY INC$25.3M0.98%0Hold
17PENPENUMBRA INC$23.9M0.93%75,740Added
18BAPRABOEING CO$23.6M0.92%349,354New
19TRANSOCEAN INC$23.5M0.91%0Trimmed
20EP-PCEL PASO ENERGY CAP TR I$22.6M0.88%446,461Added
21RSPINVESCO EXCHANGE TRADED FD T$22.4M0.87%105,272Trimmed
22VOOVANGUARD INDEX FDS$22.1M0.86%32,210Hold
23KMIKINDER MORGAN INC DEL$21.7M0.85%678,900New
24IREN LIMITED$21.2M0.83%0New
25DOCNDIGITALOCEAN HLDGS INC$19.5M0.76%0New

Source: SEC Form 13F filings · as of 2026-06-30