Sphere Entertainment Co. (SPHR) Insider Ownership

Historic Insider Ownership Trends

As of April 22, 2026, the three largest insider holders of SPHR are James Lawrence Dolan (Executive Chairman And Ceo, 978.47K shares), Kathleen Margaret Dolan (Other, 140.37K shares), Andrea Greenberg (President/Ceo Msg Networks, 97.56K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
James Lawrence Dolan Executive Chairman And Ceo 978,468 0 19 Feb, 2026
Kathleen Margaret Dolan - 2,378 137,995 09 Jul, 2021
Andrea Greenberg President/Ceo Msg Networks 97,558 0 14 Mar, 2025
David Granville-Smith Executive Vice President 56,464 0 17 Mar, 2026
Charles F Dolan - 0 47,716 09 Jul, 2021
Brian Sweeney - 22,427 13,833 13 Jul, 2021
Brian Sweeney - 22,427 13,833 13 Jul, 2021
Jennifer Koester President Coo, Sphere 30,918 0 17 Mar, 2026
Thomas Charles Dolan - 29,355 0 09 Jul, 2021
F. Dolan Children Trust Fbo Deborah Dolan-Sweeney Charles - 24,187 0 13 Jul, 2021
James Lawrence Dolan Executive Chairman / Ceo 0 14,865 12 Jul, 2021
Marianne Dolan Weber - 11,606 316 09 Jul, 2021
Charles P Dolan - 11,830 0 13 Jul, 2021
Laura Franco Evp General Counsel 11,017 0 17 Sep, 2025
Andrew Lustgarten President 10,977 0 17 Sep, 2021
Philip Gerard D'Ambrosio Svp And Treasurer 10,126 0 26 Sep, 2022
Mary S Dolan - 3,947 3,453 13 Jul, 2021
David F. Byrnes Evp, Cfo Treasurer 7,308 0 17 Sep, 2024
F. Dolan 2009 Family Trust Fbo Deborah A. Dolan-Sweeney Charles - 6,718 0 13 Jul, 2021
Quentin F Dolan - 5,405 0 13 Jul, 2021
Robert H. Langer Evp, Cfo Treasurer 5,232 0 17 Mar, 2026
Charles F Dolan - 5,079 0 19 Mar, 2024
Ryan Thomas Dolan - 4,059 0 17 Mar, 2026
Joseph F Yospe Svp, Controller Pao 3,909 0 28 Sep, 2021
Gregory Brunner Svp, Controller Pao 2,292 0 17 Sep, 2025
Matthew John Dolan - 1,099 587 09 Jul, 2021
Scott S Packman Evp General Counsel 1,607 0 17 Sep, 2021
Mark H Fitzpatrick Evp Chief Financial Officer 1,581 0 17 Sep, 2021
Jamal H Haughton Evp General Counsel 1,311 0 19 Sep, 2022
Leinauer Corby Dolan - 0 1,040 09 Jul, 2021
Gautam Ranji Evp, Cfo Treasurer 867 0 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
30 Mar, 2026 Allen M. Lo Restricted Stock Units A 15,734 $0.00 15,734 D A
13 Mar, 2026 David Granville-Smith Class A Common Stock A 6,704 $0.00 60,152 D M
13 Mar, 2026 Robert H. Langer Class A Common Stock A 10,648 $0.00 10,648 D M
13 Mar, 2026 Jennifer Koester Class A Common Stock A 17,254 $0.00 39,726 D M
13 Mar, 2026 Ryan Thomas Dolan Class A Common Stock A 670 $0.00 4,146 D M
13 Mar, 2026 Jennifer Koester Class A Common Stock D 8,808 $105.70 30,918 D F
13 Mar, 2026 Robert H. Langer Class A Common Stock D 5,416 $105.70 5,232 D F
13 Mar, 2026 Ryan Thomas Dolan Class A Common Stock A 238 $0.00 4,384 D M
13 Mar, 2026 David Granville-Smith Class A Common Stock D 3,688 $105.70 56,464 D F
13 Mar, 2026 Robert H. Langer Restricted Stock Units D 10,648 $0.00 21,298 D M
13 Mar, 2026 Jennifer Koester Restricted Stock Units D 17,254 $0.00 34,509 D M
13 Mar, 2026 David Granville-Smith Restricted Stock Units D 6,704 $0.00 13,410 D M
13 Mar, 2026 Ryan Thomas Dolan Class A Common Stock D 325 $105.70 4,059 D F
13 Mar, 2026 Ryan Thomas Dolan Restricted Stock Units D 670 $0.00 1,342 D M
13 Mar, 2026 Ryan Thomas Dolan Restricted Stock Units D 238 $0.00 478 D M
11 Mar, 2026 Jennifer Koester Restricted Stock Units A 19,371 $0.00 19,371 D A
11 Mar, 2026 Ryan Thomas Dolan Restricted Stock Units A 2,391 $0.00 2,391 D A
11 Mar, 2026 David Granville-Smith Restricted Stock Units A 7,527 $0.00 7,527 D A
11 Mar, 2026 Christopher J. Winters Restricted Stock Units A 1,273 $0.00 1,273 D A
11 Mar, 2026 Robert H. Langer Restricted Stock Units A 7,527 $0.00 7,527 D A