MAFFEI GREGORY B

CIK: 0001099636

MAFFEI GREGORY B is a corporate insider at Liberty Media Corp (FWONK) filing SEC Form 4 transactions. 1,486 transactions across 23 companies, totaling $68,690,600 in purchases and $304,218,707 in sales. Source: SEC EDGAR.

Total Transactions
1,486
Total Buy Value
$68.69M
Total Sell Value
$304.22M
Net Activity
$-235.53M
Last Transaction
Nov 2025
Companies
23

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

SIRIUS XM HOLDINGS INC.
(SIRI)
Type
Award
Shares
98
Price
-
Value
-
SIRIUS XM HOLDINGS INC.
(SIRI)
Type
Award
Shares
92
Price
-
Value
-
Type
Award
Shares
19,171
Price
-
Value
-
SIRIUS XM HOLDINGS INC.
(SIRI)
Type
Award
Shares
7,816
Price
-
Value
-
SIRIUS XM HOLDINGS INC.
(SIRI)
Type
Award
Shares
86
Price
-
Value
-
Liberty TripAdvisor Holdings, Inc.
LTRPA
Type
Disposition
Shares
26,557
Price
-
Value
-
Liberty TripAdvisor Holdings, Inc.
LTRPA
Type
Disposition
Shares
572,665
Price
-
Value
-
Liberty TripAdvisor Holdings, Inc.
LTRPA
Type
Disposition
Shares
4,671,218
Price
-
Value
-
Type
Tax Payment
Shares
108,732
Price
$6.84
Value
$744K
Type
Award
Shares
295,608
Price
-
Value
-
ZILLOW GROUP, INC.
Z AND ZG
Type
Award
Shares
11,586
Price
$76.66
Value
$888K
SIRIUS XM HOLDINGS INC.
(SIRI)
Type
Award
Shares
78
Price
-
Value
-
Type
Sale
Shares
29,093
Price
$77.33
Value
$2.25M
Type
Sale
Shares
7,640
Price
$78.01
Value
$596K
Type
Sale
Shares
82,315
Price
$80.20
Value
$6.60M
Type
Sale
Shares
27,199
Price
$78.54
Value
$2.14M
Type
Sale
Shares
14,448
Price
$79.29
Value
$1.15M
Type
Sale
Shares
1,038
Price
$80.91
Value
$84K
Type
Sale
Shares
118,825
Price
$80.60
Value
$9.58M
Type
Sale
Shares
1,165
Price
$81.30
Value
$95K