Comcast Holdings Corp. (CCZ) ownership: Top institutional holder: THORNBURG INVESTMENT MANAGEMENT INC ($17.22M). Insider activity: Net Seller (0 buys, 20 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| THORNBURG INVESTMENT MANAGEMENT INC | 281010.00 | $17.22M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-30 | |
| Sell | null | 2026-06-30 | |
| Sell | null | 2026-06-30 | |
| Sell | null | 2026-06-30 | |
| Sell | null | 2026-06-30 | |
| Sell | null | 2026-05-19 | |
| Sell | null | 2026-05-11 | |
| Sell | null | 2026-04-03 |
Back to CCZ overview · CCZ earnings · All congressional trades
Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.