3 institutions reported holding $4.8M of BELDEN INC (BDC-PB) in SEC 13F filings for 2026-06-30. Largest institutional holders: Cable Car Capital, LP ($3.5M), SIMPLEX TRADING, LLC ($935,298), IMC-Chicago, LLC ($335,748). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Cable Car Capital, LP | $3.5M | 29,200 | New |
| 2 | SIMPLEX TRADING, LLC | $935,298 | 7,800 | Added |
| 3 | IMC-Chicago, LLC | $335,748 | 2,800 | New |
Source: SEC Form 13F filings · as of 2026-06-30