Sphere Entertainment Co. (SPHR) Insider Ownership

Historic Ownership Trends

According to recent filings covering the 90 days ending December 24, 2025, the three most significant insider holders at Sphere Entertainment are Executive Chairman And CEO James Lawrence Dolan (979.21K shares), President/CEO Msg Networks Andrea Greenberg (97.56K shares), Executive Vice President David Granville-Smith (53.45K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
James Lawrence Dolan Executive Chairman And CEO 979,214 17 Sep, 2025
Kathleen Margaret Dolan 139,437 13 Jul, 2021
Andrea Greenberg President/CEO Msg Networks 97,558 14 Mar, 2025
David Granville-Smith Executive Vice President 53,448 17 Sep, 2025
Charles F Dolan 52,795 19 Mar, 2024
Thomas Charles Dolan 29,355 13 Jul, 2021
Brian Sweeney 25,841 13 Jul, 2021
F. Dolan Children Trust Fbo Deborah Dolan-Sweeney Charles 24,187 13 Jul, 2021
Jennifer Koester President & COO And Sphere 22,472 17 Sep, 2025
Marianne Dolan Weber 11,922 09 Jul, 2021
Charles P Dolan 11,830 13 Jul, 2021
Laura Franco EVP & General Counsel 11,017 17 Sep, 2025
Andrew Lustgarten President 10,977 17 Sep, 2021
Philip Gerard D'Ambrosio SVP And Treasurer 10,126 26 Sep, 2022
Mary S Dolan 7,400 13 Jul, 2021
David F. Byrnes EVP And CFO & Treasurer 7,308 17 Sep, 2024
F. Dolan 2009 Family Trust Fbo Deborah A. Dolan-Sweeney Charles 6,718 13 Jul, 2021
Quentin F Dolan 5,405 13 Jul, 2021
Joseph F Yospe SVP And Controller & Pao 3,909 28 Sep, 2021
Ryan Thomas Dolan 3,476 17 Sep, 2025
Gregory Brunner SVP And Controller & Pao 2,292 17 Sep, 2025
Matthew John Dolan 1,686 09 Jul, 2021
Scott S Packman EVP & General Counsel 1,607 17 Sep, 2021
Mark H Fitzpatrick EVP & Chief Financial Officer 1,581 17 Sep, 2021
Jamal H Haughton EVP & General Counsel 1,311 19 Sep, 2022
Leinauer Corby Dolan 1,040 09 Jul, 2021
Gautam Ranji EVP And CFO & Treasurer 867 06 Nov, 2023

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
15 Sep, 2025 Gregory Brunner Class A Common Stock A 1,479 $0.00 2,425 D M
15 Sep, 2025 David Granville-Smith Class A Common Stock A 46,742 $0.00 72,354 D M
15 Sep, 2025 Laura Franco Class A Common Stock A 8,302 $0.00 12,919 D M
15 Sep, 2025 James Lawrence Dolan Class A Common Stock A 32,917 $0.00 931,849 D M
15 Sep, 2025 Jennifer Koester Class A Common Stock A 11,988 $0.00 21,200 D M
15 Sep, 2025 Ryan Thomas Dolan Class A Common Stock A 165 $0.00 2,660 D M
15 Sep, 2025 James Lawrence Dolan Class A Common Stock A 26,896 $0.00 958,745 D M
15 Sep, 2025 Laura Franco Class A Common Stock A 1,093 $0.00 14,012 D M
15 Sep, 2025 David Granville-Smith Class A Common Stock A 8,966 $0.00 81,320 D M
15 Sep, 2025 Gregory Brunner Class A Common Stock A 624 $0.00 3,049 D M
15 Sep, 2025 Jennifer Koester Class A Common Stock A 6,829 $0.00 28,029 D M
15 Sep, 2025 Ryan Thomas Dolan Class A Common Stock A 269 $0.00 2,929 D M
15 Sep, 2025 Jennifer Koester Class A Common Stock A 8,269 $0.00 36,298 D M
15 Sep, 2025 Laura Franco Class A Common Stock A 1,323 $0.00 15,335 D M
15 Sep, 2025 Ryan Thomas Dolan Class A Common Stock A 275 $0.00 3,204 D M
15 Sep, 2025 Gregory Brunner Class A Common Stock D 757 $60.29 2,292 D F
15 Sep, 2025 David Granville-Smith Class A Common Stock A 3,213 $0.00 84,533 D M
15 Sep, 2025 James Lawrence Dolan Class A Common Stock D 30,534 $60.29 928,211 D F
15 Sep, 2025 Laura Franco Class A Common Stock D 4,318 $60.29 11,017 D F
15 Sep, 2025 Jennifer Koester Class A Common Stock D 13,826 $60.29 22,472 D F