DOLAN KATHLEEN MARGARET

Member of 13(d) Group at CVS HEALTH Corp · on record since Mar 22, 2004
10% owner at AMC Global Media 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 Global Media 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 MSG NETWORKS 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 — .

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 Global Media Inc.12 tx · $3.2M · Sep 10, 2025
Madison Square Garden Entertainment Corp.15 tx · Sep 10, 2025
MSG NETWORKS INC.18 tx · $145.3M · Jul 13, 2021
27 tx · $833.8M · Jun 21, 2016

Track record of DOLAN KATHLEEN MARGARET

Open-market buys: 5

Last buy: Sep 12, 2016

Enough buys on record, but none of them has a 63-day return yet — this happens when the shares stopped trading, or when the buys are too recent. Win rates will appear once returns mature.

Transaction history of DOLAN KATHLEEN MARGARET

Co-insiders of DOLAN KATHLEEN MARGARET

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Src
Madison Square Garden Sports Corp.Listing on record	Feb 24, 2026	OtherD (derivative)	17,000	—	n/a (No price was disclosed in the filing)	SEC
AMC Global Media Inc.Listing on record	Sep 10, 2025	OtherD (derivative)	119,327	—	n/a (No price was disclosed in the filing)	SEC
Sphere Entertainment Co.Listing on record	Sep 10, 2025	OtherD (derivative)	46,697	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Sep 10, 2025	OtherD (derivative)	46,697	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	Other	2,378	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	OtherD (derivative)	2,763,515	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	Other	-1,000	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	Other	137,059	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	Other	936	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Jul 13, 2021	Other	46,653	—	n/a (No price was disclosed in the filing)	SEC
MSG NETWORKS INC.Listing unverified	Jul 13, 2021	Other	-4,705	—	n/a (No price was disclosed in the filing)	SEC
MSG NETWORKS INC.Listing unverified	Jul 13, 2021	Other	-271,228	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Jul 13, 2021	OtherD (derivative)	940,617	—	n/a (No price was disclosed in the filing)	SEC
MSG NETWORKS INC.Listing unverified	Jul 13, 2021	Other	-1,850	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Jul 13, 2021	Other	320	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Jul 13, 2021	Other	810	—	n/a (No price was disclosed in the filing)	SEC
MSG NETWORKS INC.Listing unverified	Jul 13, 2021	OtherD (derivative)	-5,468,695	—	n/a (No price was disclosed in the filing)	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-8,428	67.42 USD	$568.2K	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-3,031	68.51 USD	$207.7K	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-5,535	69.14 USD	$382.7K	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-23,106	66.53 USD	$1.5M	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-7,764	65.57 USD	$509.1K	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 20, 2020	Other	1,568	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 20, 2020	Other	616	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 20, 2020	OtherD (derivative)	1,822,898	—	n/a (No price was disclosed in the filing)	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
Madison Square Garden Sports Corp.Listing on record	Feb 24, 2026	OtherD (derivative)	17,000	—	n/a (No price was disclosed in the filing)	SEC
AMC Global Media Inc.Listing on record	Sep 10, 2025	OtherD (derivative)	119,327	—	n/a (No price was disclosed in the filing)	SEC
Sphere Entertainment Co.Listing on record	Sep 10, 2025	OtherD (derivative)	46,697	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Sep 10, 2025	OtherD (derivative)	46,697	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	Other	2,378	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	OtherD (derivative)	2,763,515	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	Other	-1,000	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	Other	137,059	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 21, 2023	Other	936	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Jul 13, 2021	Other	46,653	—	n/a (No price was disclosed in the filing)	SEC
MSG NETWORKS INC.Listing unverified	Jul 13, 2021	Other	-4,705	—	n/a (No price was disclosed in the filing)	SEC
MSG NETWORKS INC.Listing unverified	Jul 13, 2021	Other	-271,228	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Jul 13, 2021	OtherD (derivative)	940,617	—	n/a (No price was disclosed in the filing)	SEC
MSG NETWORKS INC.Listing unverified	Jul 13, 2021	Other	-1,850	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Jul 13, 2021	Other	320	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Jul 13, 2021	Other	810	—	n/a (No price was disclosed in the filing)	SEC
MSG NETWORKS INC.Listing unverified	Jul 13, 2021	OtherD (derivative)	-5,468,695	—	n/a (No price was disclosed in the filing)	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-8,428	67.42 USD	$568.2K	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-3,031	68.51 USD	$207.7K	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-5,535	69.14 USD	$382.7K	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-23,106	66.53 USD	$1.5M	SEC
AMC Global Media Inc.Listing on record	Mar 9, 2021	Sell	-7,764	65.57 USD	$509.1K	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 20, 2020	Other	1,568	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 20, 2020	Other	616	—	n/a (No price was disclosed in the filing)	SEC
Madison Square Garden Entertainment Corp.Listing on record	Apr 20, 2020	OtherD (derivative)	1,822,898	—	n/a (No price was disclosed in the filing)	SEC