Terminal · Institutions

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

WHITEBOX ADVISORS LLC 13F Holdings -- Portfolio & Top Positions (2026-03-31)

WHITEBOX ADVISORS LLC (CIK 1257391) reported $8.12B across 278 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: WDC ($1.46B, 18.01%), LITE ($716.1M, 8.81%), SATS ($365.1M, 4.49%), SPY ($325.2M, 4.00%), LITE ($226.9M, 2.79%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1WDCWESTERN DIGITAL CORP$1.46B18.01%204.4MHold
2LITELUMENTUM HLDGS INC$716.1M8.81%71.0MHold
3SATSECHOSTAR CORP$365.1M4.49%102.2MAdded
4SPYSTATE STR SPDR S&P 500 ETF T$325.2M4.00%500,000Added
5LITELUMENTUM HLDGS INC$226.9M2.79%32.1MTrimmed
6BABAALIBABA GROUP HLDG LTD$221.8M2.73%159.9MAdded
7MSGESPHERE ENTERTAINMENT CO$216.8M2.67%64.5MTrimmed
8IWMISHARES TR$186.0M2.29%750,000New
9SNOWSNOWFLAKE INC$174.7M2.15%142.8MAdded
10SNOWSNOWFLAKE INC$162.3M2.00%137.4MAdded
11APLDAPPLIED DIGITAL CORP$161.2M1.98%60.8MHold
12GTLSCHART INDS INC$156.9M1.93%758,887Added
13PENPENUMBRA INC$146.1M1.80%445,001New
14NVDANVIDIA CORPORATION$139.5M1.72%800,000Trimmed
15TCOMTRIP COM GROUP LTD$136.3M1.68%131.7MAdded
16WBSWEBSTER FINL CORP$133.6M1.64%1.9MNew
17MSTRSTRATEGY INC$114.2M1.41%112.0MAdded
18COINCOINBASE GLOBAL INC$111.6M1.37%120.5MAdded
19SMCISUPER MICRO COMPUTER INC$104.7M1.29%4.6MAdded
20LEUCENTRUS ENERGY CORP$92.5M1.14%45.6MHold
21TERNTERNS PHARMACEUTICALS INC$79.1M0.97%1.5MNew
22WBDWARNER BROS DISCOVERY INC$74.6M0.92%2.7MAdded
23RIVNRIVIAN AUTOMOTIVE INC$74.0M0.91%77.2MAdded
24LBRDKLIBERTY BROADBAND CORP$74.3M0.91%1.5MAdded
25MSTRSTRATEGY INC$71.8M0.88%86.0MAdded

Source: SEC Form 13F filings · as of 2026-03-31