Maffei Gregory B (CIK 0001099636)

Latest company ownership

Shares held
8,125,782
Last filed at
Mar 7, 2025
Confidence Score
49.6
2025Q4
Confidence Score History
2025Q1 2025Q4
Shares held
7,938,906
Last filed at
Mar 13, 2024
Confidence Score
50.0
2025Q4
Confidence Score History
2015Q4 2025Q4
Shares held
1,158,836
Last filed at
Aug 30, 2024
Confidence Score
50.0
2025Q4
Confidence Score History
2023Q3 2025Q4
Shares held
953,043
Last filed at
Sep 11, 2024
Confidence Score
50.0
2025Q4
Confidence Score History
2018Q1 2025Q4
Shares held
520,840
Last filed at
Nov 25, 2025
Confidence Score
50.0
2025Q4
Confidence Score History
2019Q2 2025Q4
Shares held
382,292
Last filed at
Dec 28, 2016
Confidence Score
50.0
2025Q4
Confidence Score History
2014Q4 2025Q4
TRIP - TripAdvisor, Inc.
Role: Director
Shares held
153,140
Last filed at
Jun 20, 2025
Confidence Score
50.0
2025Q4
Confidence Score History
2022Q1 2025Q4
Shares held
7,569
Last filed at
Apr 25, 2024
Confidence Score
50.0
2025Q4
Confidence Score History
2023Q3 2025Q4
ZG - ZILLOW GROUP, INC.
Role: Director
Shares held
3,145
Last filed at
Feb 28, 2022
Confidence Score
50.0
2025Q4
Confidence Score History
2020Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 7, 2025 Mar 7, 2025 QVC Group, Inc. Chair Sell 20.0 -108,732 -1.32% ✗ $743.7K
Dec 18, 2024 Dec 19, 2024 Liberty Broadband Corp CEO Sell 15.0 -161,733 -8.20% ✗ $12.8M
Dec 16, 2024 Dec 18, 2024 Liberty Broadband Corp CEO Sell 15.0 -1,338,257 -40.42% ✗ $110.1M
Dec 16, 2024 Dec 18, 2024 Liberty Media Corp CEO Sell 15.0 -255,012 -10.02% ✗ $20.3M
Aug 29, 2024 Aug 30, 2024 Atlanta Braves Holdings, Inc. CEO Sell 85.0 +19,712 1.73% ✗ $674.1K
Aug 23, 2024 Aug 26, 2024 Liberty Media Corp CEO Sell 75.0 +45,968 0.99% ✗ $827K
Apr 16, 2024 Apr 17, 2024 SIRIUS XM HOLDINGS INC. Director Sell 22.5 -57,113 -7.60% ✗ $179K
Mar 27, 2024 Mar 28, 2024 Liberty Media Corp CEO Sell 15.0 -1,236,814 -15.22% ✗ $44.1M
Mar 27, 2024 Mar 28, 2024 Atlanta Braves Holdings, Inc. CEO Sell 17.5 -116,581 -9.28% ✗ $4.5M
Mar 15, 2024 Mar 19, 2024 Atlanta Braves Holdings, Inc. CEO Sell 20.0 -13,924 -1.24% ✗ $529.4K
Mar 11, 2024 Mar 13, 2024 Liberty Media Corp CEO Sell 17.5 -37,867 -1.71% ✗ $2.7M
Mar 11, 2024 Mar 13, 2024 QVC Group, Inc. Chair Sell 20.0 -125,104 -1.55% ✗ $606.8K
Aug 16, 2023 Aug 18, 2023 Atlanta Braves Holdings, Inc. CEO Sell 51.3 -425 -0.03% ✗ $17.1K
Aug 16, 2023 Aug 18, 2023 QVC Group, Inc. Chair Sell 52.5 -101 -0.06% ✗ $3.6K
Aug 16, 2023 Aug 18, 2023 Liberty Media Corp CEO Sell 47.5 -5,182 -0.06% ✗ $170.1K
Aug 16, 2023 Aug 18, 2023 Liberty Broadband Corp CEO Sell 47.5 -1,135 -0.05% ✗ $104.4K
Aug 16, 2023 Aug 18, 2023 CHARTER COMMUNICATIONS, INC. /MO/ Director Sell 52.5 -5 -0.08% ✗ $2.1K
Mar 16, 2023 Mar 20, 2023 Liberty Media Corp CEO Sell 15.0 -191,184 -2.82% ✗ $13.8M
Mar 14, 2023 Mar 16, 2023 Liberty Media Corp CEO Sell 17.5 -20,310 -1.02% ✗ $1.2M
Mar 17, 2022 Mar 18, 2022 SIRIUS XM HOLDINGS INC. Director Sell 22.5 -20,545 -3.52% ✗ $127.5K
Mar 4, 2022 Mar 8, 2022 Liberty Broadband Corp CEO Sell 17.5 -30,505 -1.65% ✗ $4.1M
Mar 4, 2022 Mar 8, 2022 Liberty Media Corp CEO Sell 15.0 -361,011 -5.29% ✗ $16.8M
Mar 4, 2022 Mar 7, 2022 TripAdvisor, Inc. Director Buy 100.0 +50,000 117.79% ✗ $1.1M
Mar 1, 2022 Mar 3, 2022 ZILLOW GROUP, INC. Director Sell 30.0 -4,454 -0.70% ✗ $257.9K
Feb 25, 2022 Feb 28, 2022 ZILLOW GROUP, INC. Director Sell 32.5 -1,934 -0.61% ✗ $109.9K
Dec 29, 2021 Jan 3, 2022 Liberty Media Corp CEO Sell 13.8 -170,205 -16.71% ✓ $8.9M
Dec 27, 2021 Dec 29, 2021 Liberty Media Corp CEO Sell 22.5 -100,000 -8.94% ✓ $6.2M
Dec 22, 2021 Dec 27, 2021 Liberty Media Corp CEO Sell 22.5 -100,000 -8.21% ✓ $6.1M
Dec 15, 2021 Dec 17, 2021 Liberty Media Corp CEO Sell 15.0 -3,062,041 -34.80% ✗ $151.5M
Dec 15, 2021 Dec 17, 2021 Liberty Broadband Corp CEO Sell 15.0 -238,913 -11.11% ✗ $35.9M
May 11, 2021 May 12, 2021 SIRIUS XM HOLDINGS INC. Director Sell 22.5 -22,886 -4.57% ✗ $136.3K
Mar 2, 2021 Mar 3, 2021 ZILLOW GROUP, INC. Director Sell 37.5 -2,296 -0.36% ✗ $380.9K
Dec 10, 2020 Dec 14, 2020 Liberty Media Corp CEO Sell 40.0 -3,061 -0.23% ✗ $132.1K
May 12, 2020 May 13, 2020 SIRIUS XM HOLDINGS INC. Director Sell 20.0 -102,015 -19.79% ✗ $571.1K
Mar 15, 2020 Mar 17, 2020 Liberty Broadband Corp CEO Sell 87.5 +15,498 1.49% ✗ $1.1M
Mar 15, 2020 Mar 17, 2020 Liberty Media Corp CEO Sell 90.0 +60,164 4.08% ✗ $878.2K
Feb 28, 2020 Mar 3, 2020 ZILLOW GROUP, INC. Director Sell 30.0 -5,355 -0.57% ✗ $279.9K
Dec 12, 2019 Dec 16, 2019 Liberty Media Corp CEO Sell 16.3 -147,577 -4.58% ✗ $7M
Dec 10, 2019 Dec 12, 2019 Liberty Media Corp CEO Sell 16.3 -201,550 -5.88% ✗ $9.5M
Dec 6, 2019 Dec 10, 2019 Liberty Media Corp CEO Sell 15.0 -286,152 -5.10% ✗ $13.5M
Dec 4, 2019 Dec 6, 2019 Liberty Media Corp CEO Sell 15.0 -480,011 -6.94% ✗ $22.2M
Dec 2, 2019 Dec 4, 2019 Liberty Media Corp CEO Sell 15.0 -3,309,930 -32.36% ✗ $156.4M
Nov 27, 2019 Dec 2, 2019 Liberty Media Corp CEO Sell 20.0 -10,952 -1.68% ✗ $306.1K
Nov 25, 2019 Nov 27, 2019 Liberty Media Corp CEO Sell 20.0 -18,704 -2.28% ✗ $514.8K
Nov 21, 2019 Nov 25, 2019 Liberty Media Corp CEO Sell 17.5 -37,234 -4.34% ✗ $1M
Nov 19, 2019 Nov 21, 2019 Liberty Media Corp CEO Sell 20.0 -25,205 -2.85% ✗ $699.9K
Nov 15, 2019 Nov 19, 2019 Liberty Media Corp CEO Sell 16.3 -262,053 -22.88% ✗ $7.4M
Nov 8, 2019 Nov 13, 2019 Liberty Broadband Corp CEO Sell 15.0 -90,762 -19.57% ✗ $10.7M
Nov 6, 2019 Nov 8, 2019 Liberty Broadband Corp CEO Sell 15.0 -786,471 -34.36% ✗ $91.9M
May 15, 2019 May 17, 2019 QVC Group, Inc. Chair Buy 85.0 +50,000 1.06% ✗ $637.6K
May 13, 2019 May 15, 2019 QVC Group, Inc. Chair Buy 87.5 +100,000 2.17% ✗ $1.2M
May 13, 2019 May 15, 2019 SIRIUS XM HOLDINGS INC. Director Sell 22.5 -16,288 -4.11% ✗ $90.7K
Mar 11, 2019 Mar 13, 2019 Liberty Media Corp CEO Sell 40.0 -6,458 -0.44% ✗ $208.1K
Mar 7, 2019 Mar 8, 2019 Liberty Media Corp CEO Sell 92.5 +54,825 3.88% ✗ $1.4M
Dec 3, 2018 Dec 6, 2018 Liberty Media Corp CEO Buy 90.0 +10,000 2.65% ✗ $301.2K
Mar 5, 2018 Mar 7, 2018 Liberty Media Corp CEO Sell 20.0 -12,947 -1.55% ✗ $425.4K
Mar 5, 2018 Mar 7, 2018 QVC Group, Inc. CEO Sell 17.5 -50,659 -11.02% ✗ $1.4M
Dec 26, 2017 Dec 28, 2017 QVC Group, Inc. CEO Sell 15.0 -6,096,278 -51.27% ✗ $203.6M
Dec 15, 2015 Dec 17, 2015 QVC Group, Inc. CEO Sell 15.0 -1,452,987 -22.49% ✗ $42.7M
Dec 15, 2015 Dec 17, 2015 Liberty Broadband Corp CEO Sell 15.0 -271,558 -13.98% ✗ $13.4M
Dec 16, 2014 Dec 18, 2014 Liberty Broadband Corp CEO Sell 17.5 -94,096 -6.60% ✗ $4.5M