MAFFEI GREGORY B — SEC Form 4 filings
SEC reporting owner CIK 1099636. 45 Form 4 filings on record with FilingPulse; latest filed 2026-08-28.
Transaction summary — filings shown
Covers all 45 filings on record, filed 2024-02-26 to 2026-08-28. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 12 legs across 4 filings — 396,736 shares, $31,248,441 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 116.
- Largest priced transaction: sale of 118,825 shares @ $80.60 ($9,577,865) in Liberty Broadband Corp, filed 2024-12-18.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Liberty Broadband Corp (LBRDA) | President/CEO, Director, 10% owner | 3 | — | 9 legs · 353,223 sh · $28,348,250 | 4 |
| Liberty Media Corp (FWONK) | President, CEO, Director | 6 | — | 2 legs · 35,463 sh · $2,536,732 | 44 |
| ZILLOW GROUP, INC. | Director | 3 | — | 1 leg · 8,050 sh · $363,458 | 5 |
| SIRIUS XM HOLDINGS INC. | Director | 17 | — | — | 38 |
| Atlanta Braves Holdings, Inc. (BATRK) | President, CEO, Director | 4 | — | — | 9 |
| Liberty TripAdvisor Holdings, Inc. (LTRPA) | President/CEO, Director, 10% owner | 3 | — | — | 7 |
| Old QVC Group, Inc. (QVCAQ) | Chairman of the Board, Director, 10% owner | 5 | — | — | 4 |
| CHARTER COMMUNICATIONS, INC. /MO/ (CHTR) | Director | 1 | — | — | 2 |
| TripAdvisor, Inc. (TRIP) | Director | 2 | — | — | 2 |
| Live Nation Entertainment, Inc. (LYV) | Director | 1 | — | — | 1 |
Form 4 filings — MAFFEI GREGORY B
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-28 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 60 @ $0 | EDGAR |
| 2026-08-06 | 4 | Old QVC Group, Inc. (QVCAQ) | Holdings only — no transactions reported | EDGAR |
| 2026-06-02 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 6,775 @ $0 | EDGAR |
| 2026-05-28 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 83 @ $0 | EDGAR |
| 2026-03-24 | 4 | SIRIUS XM HOLDINGS INC. | Gift (G): 1,108 @ $0 | EDGAR |
| 2026-03-03 | 4 | ZILLOW GROUP, INC. | Option exercise (M): 16,835 @ $21.46 · Sale (S): 8,050 @ $45.15 · Option exercise (M): 16,835 (derivative) @ $0 · Grant/award (A): 18,996 (derivative) @ $0 | EDGAR |
| 2026-03-02 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 66,862 @ $0 | EDGAR |
| 2025-11-25 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 98 @ $0 | EDGAR |
| 2025-08-28 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 92 @ $0 | EDGAR |
| 2025-06-20 | 4 | TripAdvisor, Inc. (TRIP) | Grant/award (A): 19,171 @ $0 | EDGAR |
| 2025-06-02 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 7,816 @ $0 | EDGAR |
| 2025-05-29 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 86 @ $0 | EDGAR |
| 2025-04-30 | 4 | Liberty TripAdvisor Holdings, Inc. (LTRPA) | Disposition to issuer (D): 4,671,218 @ $0 · Disposition to issuer (D): 572,665 (derivative) · Disposition to issuer (D): 26,557 (derivative) | EDGAR |
| 2025-03-07 | 4 | QVC Group, Inc. (QVCGA) | Tax withholding (F): 108,732 @ $6.84 | EDGAR |
| 2025-03-06 | 4 | QVC Group, Inc. (QVCGA) | Grant/award (A): 295,608 @ $0 | EDGAR |
| 2025-03-04 | 4 | ZILLOW GROUP, INC. | Grant/award (A): 11,586 (derivative) @ $0 | EDGAR |
| 2025-02-26 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 78 @ $0 | EDGAR |
| 2024-12-19 | 4 | Liberty Broadband Corp (LBRDA) | Sale (S): 1,038 @ $80.91 · Sale (S): 14,448 @ $79.29 · Sale (S): 27,199 @ $78.54 · Sale (S): 82,315 @ $80.20 · Sale (S): 7,640 @ $78.01 · Sale (S): 29,093 @ $77.33 | EDGAR |
| 2024-12-18 | 4 | Liberty Media Corp (FWONK) | Option exercise (M): 138,899 @ $31.31 · Tax withholding (F): 86,498 @ $95.08 · Option exercise (M): 162,570 @ $45.73 · Option exercise (M): 5,944 @ $14.89 · Sale (S): 860 @ $72.05 · Sale (S): 34,603 @ $71.52 · +4 more | EDGAR |
| 2024-12-18 | 4 | Liberty Broadband Corp (LBRDA) | Option exercise (M): 1,500,000 @ $48.10 · Sale (S): 71,500 @ $82.00 · Tax withholding (F): 1,146,767 @ $82.45 · Sale (S): 1,165 @ $81.30 · Sale (S): 118,825 @ $80.60 · Option exercise (M): 1,500,000 (derivative) @ $0 | EDGAR |
| 2024-12-10 | 4 | Liberty TripAdvisor Holdings, Inc. (LTRPA) | Option exercise (M): 1,000,000 @ $0 · Tax withholding (F): 417,094 @ $0.43 · Option exercise (M): 1,000,000 (derivative) @ $0 | EDGAR |
| 2024-11-25 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 66 @ $0 | EDGAR |
| 2024-09-11 | 4 | Liberty Media Corp (LSXMA) | Other (J): 1,064,111 @ $0 · Other (J): 36,690 @ $0 · Other (J): 4,518,826 @ $0 · Other (J): 442,769 @ $0 · Other (J): 179,130 @ $0 · Other (J): 684,068 (derivative) @ $0 · +8 more | EDGAR |
| 2024-09-11 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 75,950 @ $0 · Other (J): 4,706,435 @ $0 · Disposition to issuer (D): 759,513 @ $0 · Other (J): 520,840 @ $0 · Disposition to issuer (D): 36,600 (derivative) · Disposition to issuer (D): 76,100 (derivative) · +14 more | EDGAR |
| 2024-08-30 | 4 | Atlanta Braves Holdings, Inc. (BATRK) | Grant/award (A): 35,044 @ $0 · Tax withholding (F): 15,332 @ $43.97 | EDGAR |
| 2024-08-28 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 486 @ $0 | EDGAR |
| 2024-08-26 | 4 | Liberty Media Corp (LSXMA) | Grant/award (A): 81,721 @ $0 · Tax withholding (F): 35,753 @ $23.13 | EDGAR |
| 2024-06-14 | 4 | Live Nation Entertainment, Inc. (LYV) | Grant/award (A): 4,019 @ $0 | EDGAR |
| 2024-06-13 | 4 | TripAdvisor, Inc. (TRIP) | Grant/award (A): 13,616 @ $0 | EDGAR |
| 2024-05-30 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 426 @ $0 | EDGAR |
| 2024-05-24 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 64,103 @ $0 | EDGAR |
| 2024-04-25 | 4 | CHARTER COMMUNICATIONS, INC. /MO/ (CHTR) | Grant/award (A): 744 @ $0 · Grant/award (A): 446 @ $0 | EDGAR |
| 2024-04-17 | 4 | SIRIUS XM HOLDINGS INC. | Option exercise (M): 61,634 @ $2.90 · Tax withholding (F): 57,113 @ $3.13 · Option exercise (M): 61,634 (derivative) @ $2.90 | EDGAR |
| 2024-03-28 | 4 | Atlanta Braves Holdings, Inc. (BATRK) | Option exercise (M): 133,594 @ $23.51 · Option exercise (M): 15,283 @ $23.51 · Tax withholding (F): 116,581 @ $38.27 · Option exercise (M): 15,283 (derivative) @ $0 · Option exercise (M): 133,594 (derivative) @ $0 | EDGAR |
| 2024-03-28 | 4 | Liberty Media Corp (LSXMA) | Option exercise (M): 171,609 @ $33.20 · Tax withholding (F): 122,446 @ $67.66 · Option exercise (M): 230,708 @ $39.57 · Option exercise (M): 7,348 @ $15.80 · Option exercise (M): 5,773 @ $39.57 · Tax withholding (F): 229,127 @ $43.52 · +9 more | EDGAR |
| 2024-03-19 | 4 | Atlanta Braves Holdings, Inc. (BATRK) | Tax withholding (F): 13,924 @ $38.02 | EDGAR |
| 2024-03-13 | 4 | Atlanta Braves Holdings, Inc. (BATRK) | Grant/award (A): 31,259 @ $0 | EDGAR |
| 2024-03-13 | 4 | Qurate Retail, Inc. (QRTEA) | Tax withholding (F): 125,104 @ $4.85 | EDGAR |
| 2024-03-13 | 4 | Liberty Media Corp (LSXMA) | Tax withholding (F): 36,313 @ $71.31 · Tax withholding (F): 1,554 @ $40.01 | EDGAR |
| 2024-03-08 | 4 | Liberty Broadband Corp (LBRDA) | Grant/award (A): 183,058 (derivative) @ $0 | EDGAR |
| 2024-03-08 | 4 | Liberty TripAdvisor Holdings, Inc. (LTRPA) | Grant/award (A): 175,000 @ $0 | EDGAR |
| 2024-03-07 | 4 | Qurate Retail, Inc. (QRTEA) | Grant/award (A): 352,564 @ $0 | EDGAR |
| 2024-03-07 | 4 | Liberty Media Corp (LSXMA) | Grant/award (A): 83,000 @ $0 · Grant/award (A): 3,552 @ $0 · Grant/award (A): 70,082 (derivative) @ $0 | EDGAR |
| 2024-03-05 | 4 | ZILLOW GROUP, INC. | Grant/award (A): 16,956 (derivative) @ $0 | EDGAR |
| 2024-02-26 | 4 | SIRIUS XM HOLDINGS INC. | Grant/award (A): 251 @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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