DOLAN KATHLEEN MARGARET

Member of 13(d) Group at CVS CORP · on record since Mar 22, 2004
10% owner at AMC Networks Inc. · on record since Sep 10, 2025
10% owner at Sphere Entertainment Co. · on record since Sep 10, 2025
Member of 13(d) Group at Sphere Entertainment Co. · on record since Sep 10, 2025
Member of 13(d) Group at Madison Square Garden Sports Corp. · on record since Feb 24, 2026
Director at CABLEVISION SYSTEMS CORP /NY · on record since Dec 19, 2008
Member of 13(d) Group at AMC Networks Inc. · on record since Jul 5, 2011
Member of 13(d) Group at CABLEVISION SYSTEMS CORP /NY · on record since Jul 2, 2004
Member of 13(d) Group at Madison Square Garden Entertainment Corp. · on record since Apr 20, 2020
Member of 13(d) Group at Madison Square Garden, Inc. · on record since Aug 14, 2013

Insider trading activity of DOLAN KATHLEEN MARGARET

Transactions on record: 74; since Jul 2, 2004

Open-market buys: 3; $34.3M

Open-market sells: 8; $7.9M

Companies traded: 6; last filing Feb 24, 2026

Figures computed from official regulatory filings — methodology.

Companies where DOLAN KATHLEEN MARGARET has traded

Madison Square Garden Sports Corp.1 tx · Feb 24, 2026
Sphere Entertainment Co.1 tx · Sep 10, 2025
AMC Networks Inc.12 tx · $3.2M · Sep 10, 2025
Madison Square Garden Entertainment Corp.15 tx · Sep 10, 2025
Madison Square Garden, Inc.18 tx · $145.3M · Jul 13, 2021
CABLEVISION SYSTEMS CORP /NY27 tx · $833.8M · Jun 21, 2016

Track record of DOLAN KATHLEEN MARGARET

Statistical track record

Free

Open-market buys: 5

Last buy: Sep 12, 2016

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Transaction history of DOLAN KATHLEEN MARGARET

Co-insiders of DOLAN KATHLEEN MARGARET

This page republishes public regulatory disclosures. Concerned by this data? Exercise your right to object →

Company	Filed	Type	Qty	Price	Value · USD	Src
Madison Square Garden Sports Corp.	Feb 24, 2026	OtherD	17,000	—	—	SEC
AMC Networks Inc.	Sep 10, 2025	OtherD	119,327	—	—	SEC
Sphere Entertainment Co.	Sep 10, 2025	OtherD	46,697	—	—	SEC
Madison Square Garden Entertainment Corp.	Sep 10, 2025	OtherD	46,697	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	Other	2,378	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	OtherD	2,763,515	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	Other	-1,000	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	Other	137,059	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	Other	936	—	—	SEC
Madison Square Garden Entertainment Corp.	Jul 13, 2021	Other	46,653	—	—	SEC
Madison Square Garden, Inc.	Jul 13, 2021	Other	-4,705	—	—	SEC
Madison Square Garden, Inc.	Jul 13, 2021	Other	-271,228	—	—	SEC
Madison Square Garden Entertainment Corp.	Jul 13, 2021	OtherD	940,617	—	—	SEC
Madison Square Garden, Inc.	Jul 13, 2021	Other	-1,850	—	—	SEC
Madison Square Garden Entertainment Corp.	Jul 13, 2021	Other	320	—	—	SEC
Madison Square Garden Entertainment Corp.	Jul 13, 2021	Other	810	—	—	SEC
Madison Square Garden, Inc.	Jul 13, 2021	OtherD	-5,468,695	—	—	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-8,428	67.42 USD	$568.2K	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-3,031	68.51 USD	$207.7K	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-5,535	69.14 USD	$382.7K	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-23,106	66.53 USD	$1.5M	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-7,764	65.57 USD	$509.1K	SEC
Madison Square Garden Entertainment Corp.	Apr 20, 2020	Other	1,568	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 20, 2020	Other	616	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 20, 2020	OtherD	1,822,898	—	—	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
Madison Square Garden Sports Corp.	Feb 24, 2026	OtherD	17,000	—	—	SEC
AMC Networks Inc.	Sep 10, 2025	OtherD	119,327	—	—	SEC
Sphere Entertainment Co.	Sep 10, 2025	OtherD	46,697	—	—	SEC
Madison Square Garden Entertainment Corp.	Sep 10, 2025	OtherD	46,697	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	Other	2,378	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	OtherD	2,763,515	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	Other	-1,000	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	Other	137,059	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 21, 2023	Other	936	—	—	SEC
Madison Square Garden Entertainment Corp.	Jul 13, 2021	Other	46,653	—	—	SEC
Madison Square Garden, Inc.	Jul 13, 2021	Other	-4,705	—	—	SEC
Madison Square Garden, Inc.	Jul 13, 2021	Other	-271,228	—	—	SEC
Madison Square Garden Entertainment Corp.	Jul 13, 2021	OtherD	940,617	—	—	SEC
Madison Square Garden, Inc.	Jul 13, 2021	Other	-1,850	—	—	SEC
Madison Square Garden Entertainment Corp.	Jul 13, 2021	Other	320	—	—	SEC
Madison Square Garden Entertainment Corp.	Jul 13, 2021	Other	810	—	—	SEC
Madison Square Garden, Inc.	Jul 13, 2021	OtherD	-5,468,695	—	—	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-8,428	67.42 USD	$568.2K	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-3,031	68.51 USD	$207.7K	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-5,535	69.14 USD	$382.7K	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-23,106	66.53 USD	$1.5M	SEC
AMC Networks Inc.	Mar 9, 2021	Sell	-7,764	65.57 USD	$509.1K	SEC
Madison Square Garden Entertainment Corp.	Apr 20, 2020	Other	1,568	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 20, 2020	Other	616	—	—	SEC
Madison Square Garden Entertainment Corp.	Apr 20, 2020	OtherD	1,822,898	—	—	SEC