Dolan Kristin A

SEC source: 0001193125-26-394326 · ownership.xml · derivative · entry 8

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 80,689 shares

Expires 2026-09-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: Each performance restricted stock unit ("PSU") was granted on September 1, 2023 under the 2020 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. The Compensation Committee of the Board of Directors of SPHR deemed such PSUs earned at 100% of target on March 27, 2024. The PSUs vested and were settled on September 15, 2026.

F5 · derivative.exercise_date: Each performance restricted stock unit ("PSU") was granted on September 1, 2023 under the 2020 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. The Compensation Committee of the Board of Directors of SPHR deemed such PSUs earned at 100% of target on March 27, 2024. The PSUs vested and were settled on September 15, 2026.

SEC source: 0001193125-26-394326 · ownership.xml · derivative · entry 7

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 26,897 shares

Expires 2026-09-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted on September 1, 2023 under the Sphere Entertainment Co. ("SPHR") 2020 Employee Stock Plan, as amended (the "2020 Employee Stock Plan"), and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on September 13, 2024. One-third of the RSUs vested and were settled on September 15, 2025. The remaining one-third of the RSUs vested and were settled on September 15, 2026.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted on September 1, 2023 under the Sphere Entertainment Co. ("SPHR") 2020 Employee Stock Plan, as amended (the "2020 Employee Stock Plan"), and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on September 13, 2024. One-third of the RSUs vested and were settled on September 15, 2025. The remaining one-third of the RSUs vested and were settled on September 15, 2026.

SEC source: 0001193125-26-394326 · ownership.xml · nonDerivative · entry 4

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,031,133

F6 · kind: Represents PSUs of SPHR withheld to satisfy tax withholding obligations in connection with the vesting and settlement of PSUs described in footnote 5, exempt under Rule 16b-3.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse, or jointly by James L. Dolan and Kristin A. Dolan. Ms. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Dolan (other than securities held jointly with her spouse) and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-394326 · ownership.xml · nonDerivative · entry 3

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,072,324

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · price: Each performance restricted stock unit ("PSU") was granted on September 1, 2023 under the 2020 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. The Compensation Committee of the Board of Directors of SPHR deemed such PSUs earned at 100% of target on March 27, 2024. The PSUs vested and were settled on September 15, 2026.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse, or jointly by James L. Dolan and Kristin A. Dolan. Ms. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Dolan (other than securities held jointly with her spouse) and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-394326 · ownership.xml · nonDerivative · entry 2

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 991,635

F4 · kind: Represents RSUs of SPHR withheld to satisfy tax withholding obligations in connection with the vesting and settlement of RSUs described in footnote 1, exempt under Rule 16b-3.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse, or jointly by James L. Dolan and Kristin A. Dolan. Ms. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Dolan (other than securities held jointly with her spouse) and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-394326 · ownership.xml · nonDerivative · entry 1

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,005,365

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit ("RSU") was granted on September 1, 2023 under the Sphere Entertainment Co. ("SPHR") 2020 Employee Stock Plan, as amended (the "2020 Employee Stock Plan"), and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on September 13, 2024. One-third of the RSUs vested and were settled on September 15, 2025. The remaining one-third of the RSUs vested and were settled on September 15, 2026.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse, or jointly by James L. Dolan and Kristin A. Dolan. Ms. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Dolan (other than securities held jointly with her spouse) and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0000933028-26-000008 · form4-06222026_040601.xml · derivative · entry 1

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,926

Underlying: AMC Global Media Inc. Class A Common Stock · 10,926 shares

Expires not disclosed

F1 · derivative.exercise_price: Each director stock unit is granted under the AMC Global Media Inc. Amended and Restated 2011 Stock Plan for Non-Employee Directors and represents a right to receive the cash equivalent of one share of Class A Common Stock.

F3 · price: Granted under the AMC Global Media Inc. Amended and Restated 2011 Stock Plan for Non-Employee Directors for no consideration.

F2 · derivative.exercise_date: The director stock units are fully vested on the date of the grant and will be settled in cash on the first business day 90 days after service on the Board of Directors ceases.

F2 · derivative.expiration_date: The director stock units are fully vested on the date of the grant and will be settled in cash on the first business day 90 days after service on the Board of Directors ceases.

F4 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities and this filing shall not be deemed an admission that Ms. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-269586 · ownership.xml · derivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,937

Underlying: Class A Common Stock · 1,723 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") is granted under the Sphere Entertainment Co. 2020 Stock Plan for Non-Employee Directors, as amended, and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F2 · derivative.exercise_date: The RSUs are fully vested on the date of the grant and will be settled in stock or in cash on the first business day 90 days after a separation from service.

F2 · derivative.expiration_date: The RSUs are fully vested on the date of the grant and will be settled in stock or in cash on the first business day 90 days after a separation from service.

F3 · ownership.direct: Securities are held by Kristin A. Dolan, James L. Dolan's spouse. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Ms. Dolan and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0000030697-26-000052 · form4.xml · nonDerivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,755

F1 · kind: Shares were issued pursuant to the Company's 2020 Omnibus Award Plan (the "Plan") in lieu of a portion of Ms. Dolan's quarterly Board of Directors retainer fee and quarterly Board committee retainer fees that would otherwise be payable in cash. In accordance with the Plan, the price is the average of the closing price per share on the 20 consecutive trading days immediately preceding the date on which the retainer fees would otherwise be payable.

SEC source: 0000030697-26-000040 · form4.xml · derivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,901

Underlying: Common Stock · 291 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Company's common stock.

F2 · shares: Represents dividend equivalent units issued on March 16, 2026.

F3 · derivative.exercise_date: The restricted stock units will vest in full on the earlier of May 21, 2026 or the date of the Company's 2026 annual meeting of stockholders. Vested shares will be delivered upon Ms. Dolan's termination as a director of the Company.

F3 · derivative.expiration_date: The restricted stock units will vest in full on the earlier of May 21, 2026 or the date of the Company's 2026 annual meeting of stockholders. Vested shares will be delivered upon Ms. Dolan's termination as a director of the Company.

SEC source: 0001480991-26-000007 · form4-03132026_090334.xml · derivative · entry 1

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 503,778

Underlying: Class A Common Stock · 503,778 shares

Expires 2029-03-09

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. The RSUs will vest as follows: one-third of the RSUs will vest on March 9, 2027, one-third will vest on March 9, 2028, and one-third will vest on March 9, 2029.

F1 · price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. The RSUs will vest as follows: one-third of the RSUs will vest on March 9, 2027, one-third will vest on March 9, 2028, and one-third will vest on March 9, 2029.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. The RSUs will vest as follows: one-third of the RSUs will vest on March 9, 2027, one-third will vest on March 9, 2028, and one-third will vest on March 9, 2029.

F2 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse. Mr. Dolan disclaims beneficial ownership of these securities, and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000005 · form4-03112026_100353.xml · derivative · entry 10

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 198,912

Underlying: Class A Common Stock · 99,455 shares

Expires 2028-03-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F1 · price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F8 · derivative.exercise_date: One-third of the RSUs vested and were settled on March 9, 2026, one-third of the RSUs will vest on March 9, 2027, and one-third of the RSUs will vest on March 9, 2028.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000005 · form4-03112026_100353.xml · derivative · entry 9

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 61,133

Underlying: Class A Common Stock · 61,133 shares

Expires 2027-03-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F1 · price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F7 · derivative.exercise_date: One-third of the RSUs vested and were settled on March 7, 2025, one-third of the RSUs vested and were settled on March 9, 2026, and one-third of the RSUs will vest on March 9, 2027.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000005 · form4-03112026_100353.xml · derivative · entry 8

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 37,049 shares

Expires 2026-03-09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F1 · price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F6 · derivative.exercise_date: One-third of the RSUs vested and were settled on March 9, 2024, one-third of the RSUs vested and were settled on March 7, 2025, and one-third of the RSUs vested and were settled on March 9, 2026.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000005 · form4-03112026_100353.xml · nonDerivative · entry 6

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 363,934

F4 · kind: Represents RSUs of AMC Networks Inc. withheld to satisfy tax withholding obligations in connection with the vesting of RSUs, exempt under Rule 16b-3.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000005 · form4-03112026_100353.xml · nonDerivative · entry 5

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 414,705

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000005 · form4-03112026_100353.xml · nonDerivative · entry 4

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 315,250

F4 · kind: Represents RSUs of AMC Networks Inc. withheld to satisfy tax withholding obligations in connection with the vesting of RSUs, exempt under Rule 16b-3.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000005 · form4-03112026_100353.xml · nonDerivative · entry 3

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 346,458

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000005 · form4-03112026_100353.xml · nonDerivative · entry 2

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 285,325

F4 · kind: Represents RSUs of AMC Networks Inc. withheld to satisfy tax withholding obligations in connection with the vesting of RSUs, exempt under Rule 16b-3.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000005 · form4-03112026_100353.xml · nonDerivative · entry 1

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 304,238

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000003 · form4-03032026_100323.xml · derivative · entry 4

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 99,108 shares

Expires 2026-02-27

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F1 · price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F6 · derivative.exercise_date: One-third of the RSUs vested and were settled on February 27, 2024, one-third of the RSUs vested and were settled on February 27, 2025, and one-third of the RSUs vested and were settled on February 27, 2026.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000003 · form4-03032026_100323.xml · nonDerivative · entry 2

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 267,189

F4 · kind: Represents RSUs of AMC Networks Inc. withheld to satisfy tax withholding obligations in connection with the vesting of RSUs, exempt under Rule 16b-3.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001480991-26-000003 · form4-03032026_100323.xml · nonDerivative · entry 1

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 302,917

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit ("RSU") was granted under the AMC Networks Inc. 2016 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by Kristin A. Dolan, James L. Dolan's spouse, or jointly by Kristin A. Dolan and James L. Dolan. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mrs. Dolan (other than securities held jointly with his spouse), and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0000933028-26-000005 · form4-02242026_110236.xml · derivative · entry 1

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman / CEO · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,451

Underlying: Class A Common Stock · 37,406 shares

Expires not disclosed

F1 · derivative.exercise_price: Madison Square Garden Sports Corp. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into Madison Square Garden Sports Corp. Class A Common Stock ("Class A Common Stock").

F2 · kind: On February 20, 2026, James L. Dolan received the shares of Class B Common Stock in partial repayment of a promissory note. For purposes of the repayment, the shares were valued at $326.83 per share, the mean of the high and low trading price for the Class A Common Stock on February 20, 2026.

F2 · price: On February 20, 2026, James L. Dolan received the shares of Class B Common Stock in partial repayment of a promissory note. For purposes of the repayment, the shares were valued at $326.83 per share, the mean of the high and low trading price for the Class A Common Stock on February 20, 2026.

F1 · derivative.exercise_date: Madison Square Garden Sports Corp. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into Madison Square Garden Sports Corp. Class A Common Stock ("Class A Common Stock").

F1 · derivative.expiration_date: Madison Square Garden Sports Corp. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into Madison Square Garden Sports Corp. Class A Common Stock ("Class A Common Stock").

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-059341 · ownership.xml · derivative · entry 10

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 54,315 shares

Expires 2026-02-25

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each stock option was granted under the MSG Networks Inc. 2010 Employee Stock Plan, as amended and assumed by Sphere Entertainment Co. ("SPHR"), and represents the option to purchase Class A Common Stock. The options were exercised on February 17, 2026, through cashless exercise, and settled in cash.

SEC source: 0001193125-26-059341 · ownership.xml · derivative · entry 9

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 54,315 shares

Expires 2026-02-25

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each stock option was granted under the MSG Networks Inc. 2010 Employee Stock Plan, as amended and assumed by Sphere Entertainment Co. ("SPHR"), and represents the option to purchase Class A Common Stock. The options were exercised on February 17, 2026, through cashless exercise, and settled in cash.

F8 · derivative.exercise_date: Two-thirds of the stock options were fully vested on the date of grant, July 9, 2021, and the remaining one-third vested on August 29, 2021.

SEC source: 0001193125-26-059341 · ownership.xml · nonDerivative · entry 6

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 978,468

F5 · shares: Represents shares of Class A Common Stock withheld to satisfy tax withholding obligations in connection with the exercise and settlement of stock options described in footnote 1, exempt under Rule 16b-3.

F2 · balance_after: Includes shares jointly held with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purpose of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-059341 · ownership.xml · nonDerivative · entry 5

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,000,138

F4 · shares: Represents shares of Class A Common Stock withheld to satisfy the exercise price in connection with the exercise of stock options described in footnote 1, exempt under Rule 16b-3.

F2 · balance_after: Includes shares jointly held with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purpose of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-059341 · ownership.xml · nonDerivative · entry 4

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,063,899

F1 · shares: Each stock option was granted under the MSG Networks Inc. 2010 Employee Stock Plan, as amended and assumed by Sphere Entertainment Co. ("SPHR"), and represents the option to purchase Class A Common Stock. The options were exercised on February 17, 2026, through cashless exercise, and settled in cash.

F2 · balance_after: Includes shares jointly held with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purpose of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-059341 · ownership.xml · nonDerivative · entry 3

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,075,498.5

F1 · shares: Each stock option was granted under the MSG Networks Inc. 2010 Employee Stock Plan, as amended and assumed by Sphere Entertainment Co. ("SPHR"), and represents the option to purchase Class A Common Stock. The options were exercised on February 17, 2026, through cashless exercise, and settled in cash.

F2 · balance_after: Includes shares jointly held with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purpose of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-059341 · ownership.xml · nonDerivative · entry 2

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,087,098

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each stock option was granted under the MSG Networks Inc. 2010 Employee Stock Plan, as amended and assumed by Sphere Entertainment Co. ("SPHR"), and represents the option to purchase Class A Common Stock. The options were exercised on February 17, 2026, through cashless exercise, and settled in cash.

F2 · balance_after: Includes shares jointly held with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purpose of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-26-059341 · ownership.xml · nonDerivative · entry 1

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,032,783

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each stock option was granted under the MSG Networks Inc. 2010 Employee Stock Plan, as amended and assumed by Sphere Entertainment Co. ("SPHR"), and represents the option to purchase Class A Common Stock. The options were exercised on February 17, 2026, through cashless exercise, and settled in cash.

F2 · balance_after: Includes shares jointly held with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purpose of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0000030697-26-000004 · form4.xml · nonDerivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,708

F1 · kind: Shares were issued pursuant to the Company's 2020 Omnibus Award Plan (the "Plan") in lieu of a portion of Ms. Dolan's quarterly Board of Directors retainer fee and quarterly Board committee retainer fees that would otherwise be payable in cash. In accordance with the Plan, the price is the average of the closing price per share on the 20 consecutive trading days immediately preceding the date on which the retainer fees would otherwise be payable.

SEC source: 0000030697-25-000055 · form4.xml · derivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,610

Underlying: Common Stock · 245 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Company's common stock.

F2 · shares: Represents dividend equivalent units issued on December 15, 2025.

F3 · derivative.exercise_date: The restricted stock units will vest in full on the earlier of May 21, 2026 or the date of the Company's 2026 annual meeting of stockholders. Vested shares will be delivered upon Ms. Dolan's termination as a director of the Company.

F3 · derivative.expiration_date: The restricted stock units will vest in full on the earlier of May 21, 2026 or the date of the Company's 2026 annual meeting of stockholders. Vested shares will be delivered upon Ms. Dolan's termination as a director of the Company.

SEC source: 0000030697-25-000037 · form4.xml · nonDerivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,144

F1 · kind: Shares were issued pursuant to the Company's 2020 Omnibus Award Plan (the "Plan") in lieu of a portion of Ms. Dolan's quarterly Board of Directors retainer fee and quarterly Board committee retainer fees that would otherwise be payable in cash. In accordance with the Plan, the price is the average of the closing price per share on the 20 consecutive trading days immediately preceding the date on which the retainer fees would otherwise be payable.

SEC source: 0000030697-25-000023 · form4.xml · derivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,365

Underlying: Common Stock · 207 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Company's common stock.

F2 · shares: Represents dividend equivalent units issued on September 16, 2025.

F3 · derivative.exercise_date: The restricted stock units will vest in full on the earlier of May 21, 2026 or the date of the Company's 2026 annual meeting of stockholders. Vested shares will be delivered upon Ms. Dolan's termination as a director of the Company.

F3 · derivative.expiration_date: The restricted stock units will vest in full on the earlier of May 21, 2026 or the date of the Company's 2026 annual meeting of stockholders. Vested shares will be delivered upon Ms. Dolan's termination as a director of the Company.

SEC source: 0001193125-25-206155 · ownership.xml · derivative · entry 10

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 98,750 shares

Expires 2025-09-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each performance restricted stock unit ("PSU") was granted on August 31, 2022 under the 2020 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. The Compensation Committee of the Board of Directors of SPHR deemed such PSUs earned at 100% of target on March 27, 2024. The PSUs vested and were settled on September 15, 2025.

F6 · derivative.exercise_date: Each performance restricted stock unit ("PSU") was granted on August 31, 2022 under the 2020 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. The Compensation Committee of the Board of Directors of SPHR deemed such PSUs earned at 100% of target on March 27, 2024. The PSUs vested and were settled on September 15, 2025.

SEC source: 0001193125-25-206155 · ownership.xml · derivative · entry 9

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,897

Underlying: Class A Common Stock · 26,896 shares

Expires 2026-09-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Each RSU was granted on September 1, 2023 under the 2020 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on September 13, 2024. One-third of the RSUs vested and were settled on September 15, 2025. The remaining one-third of the RSUs are scheduled to vest and settle on September 15, 2026.

F4 · derivative.exercise_date: Each RSU was granted on September 1, 2023 under the 2020 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on September 13, 2024. One-third of the RSUs vested and were settled on September 15, 2025. The remaining one-third of the RSUs are scheduled to vest and settle on September 15, 2026.

SEC source: 0001193125-25-206155 · ownership.xml · derivative · entry 8

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 32,917 shares

Expires 2025-09-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted on August 31, 2022 under the Sphere Entertainment Co. ("SPHR") 2020 Employee Stock Plan, as amended (the "2020 Employee Stock Plan"), and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on September 15, 2023. One-third of the RSUs vested and were settled on September 13, 2024. The remaining one-third of the RSUs vested and were settled on September 15, 2025.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted on August 31, 2022 under the Sphere Entertainment Co. ("SPHR") 2020 Employee Stock Plan, as amended (the "2020 Employee Stock Plan"), and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on September 15, 2023. One-third of the RSUs vested and were settled on September 13, 2024. The remaining one-third of the RSUs vested and were settled on September 15, 2025.

SEC source: 0001193125-25-206155 · ownership.xml · nonDerivative · entry 5

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 978,468

F7 · kind: Represents PSUs of SPHR withheld to satisfy tax withholding obligations in connection with the vesting and settlement of PSUs described in footnote 6, exempt under Rule 16b-3.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse, or jointly by James L. Dolan and Kristin A. Dolan. Ms. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Dolan (other than securities held jointly with her spouse) and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-25-206155 · ownership.xml · nonDerivative · entry 4

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,026,961

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · price: Each performance restricted stock unit ("PSU") was granted on August 31, 2022 under the 2020 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. The Compensation Committee of the Board of Directors of SPHR deemed such PSUs earned at 100% of target on March 27, 2024. The PSUs vested and were settled on September 15, 2025.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse, or jointly by James L. Dolan and Kristin A. Dolan. Ms. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Dolan (other than securities held jointly with her spouse) and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-25-206155 · ownership.xml · nonDerivative · entry 3

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 928,211

F5 · kind: Represents RSUs of SPHR withheld to satisfy tax withholding obligations in connection with the vesting and settlement of RSUs described in footnotes 1 and 4, exempt under Rule 16b-3.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse, or jointly by James L. Dolan and Kristin A. Dolan. Ms. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Dolan (other than securities held jointly with her spouse) and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-25-206155 · ownership.xml · nonDerivative · entry 2

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 958,745

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · price: Each RSU was granted on September 1, 2023 under the 2020 Employee Stock Plan and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on September 13, 2024. One-third of the RSUs vested and were settled on September 15, 2025. The remaining one-third of the RSUs are scheduled to vest and settle on September 15, 2026.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse, or jointly by James L. Dolan and Kristin A. Dolan. Ms. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Dolan (other than securities held jointly with her spouse) and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001193125-25-206155 · ownership.xml · nonDerivative · entry 1

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 931,849

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit ("RSU") was granted on August 31, 2022 under the Sphere Entertainment Co. ("SPHR") 2020 Employee Stock Plan, as amended (the "2020 Employee Stock Plan"), and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof. One-third of the RSUs vested and were settled on September 15, 2023. One-third of the RSUs vested and were settled on September 13, 2024. The remaining one-third of the RSUs vested and were settled on September 15, 2025.

F2 · balance_after: Includes shares held jointly with spouse.

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse, or jointly by James L. Dolan and Kristin A. Dolan. Ms. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Mr. Dolan (other than securities held jointly with her spouse) and this report shall not be deemed to be an admission that she is, for purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001415889-25-024236 · form4-09112025_010930.xml · derivative · entry 1

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 308,050

Underlying: Class A Common Stock · 145,521 shares

Expires not disclosed

F1 · derivative.exercise_price: AMC Networks Inc. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into AMC Networks Inc. Class A Common Stock ("Class A Common Stock").

F2 · kind: On September 8, 2025, James L. Dolan received the shares of Class B Common Stock in partial repayment of a promissory note. For purposes of the repayment, the shares were valued at $7.72 per share, the mean of the high and low trading price for the Class A Common Stock on September 8, 2025.

F2 · price: On September 8, 2025, James L. Dolan received the shares of Class B Common Stock in partial repayment of a promissory note. For purposes of the repayment, the shares were valued at $7.72 per share, the mean of the high and low trading price for the Class A Common Stock on September 8, 2025.

F1 · derivative.exercise_date: AMC Networks Inc. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into AMC Networks Inc. Class A Common Stock ("Class A Common Stock").

F1 · derivative.expiration_date: AMC Networks Inc. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into AMC Networks Inc. Class A Common Stock ("Class A Common Stock").

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001415889-25-024223 · form4-09112025_010912.xml · derivative · entry 1

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman / CEO · 10% owner · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 281,583

Underlying: Class A Common Stock · 56,947 shares

Expires not disclosed

F1 · derivative.exercise_price: Sphere Entertainment Co. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into Sphere Entertainment Co. Class A Common Stock ("Class A Common Stock").

F2 · kind: On September 8, 2025, James L. Dolan received the shares of Class B Common Stock in partial repayment of a promissory note. For purposes of the repayment, the shares were valued at $52.2025 per share, the mean of the high and low trading price for the Class A Common Stock on September 8, 2025.

F2 · price: On September 8, 2025, James L. Dolan received the shares of Class B Common Stock in partial repayment of a promissory note. For purposes of the repayment, the shares were valued at $52.2025 per share, the mean of the high and low trading price for the Class A Common Stock on September 8, 2025.

F1 · derivative.exercise_date: Sphere Entertainment Co. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into Sphere Entertainment Co. Class A Common Stock ("Class A Common Stock").

F1 · derivative.expiration_date: Sphere Entertainment Co. Class B Common Stock ("Class B Common Stock") is convertible at the option of the holder on a share for share basis into Sphere Entertainment Co. Class A Common Stock ("Class A Common Stock").

F3 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities, and this filing shall not be deemed an admission that Ms. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0001127602-25-018723 · form4.xml · nonDerivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,797

F1 · kind: Shares were issued pursuant to the Company's 2020 Omnibus Award Plan (the "Plan") in lieu of a portion of Ms. Dolan's quarterly Board of Directors retainer fee and quarterly Board committee retainer fees that would otherwise be payable in cash. In accordance with the Plan, the price is the average of the closing price per share on the 20 consecutive trading days immediately preceding the date on which the retainer fees would otherwise be payable.

SEC source: 0001127602-25-017770 · form4.xml · derivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,158

Underlying: Common Stock · 174 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Company's common stock.

F2 · shares: Represents dividend equivalent units issued on June 16, 2025.

F3 · derivative.exercise_date: The restricted stock units will vest in full on the earlier of May 21, 2026 or the date of the Company's 2026 annual meeting of stockholders. Vested shares will be delivered upon Ms. Dolan's termination as a director of the Company.

F3 · derivative.expiration_date: The restricted stock units will vest in full on the earlier of May 21, 2026 or the date of the Company's 2026 annual meeting of stockholders. Vested shares will be delivered upon Ms. Dolan's termination as a director of the Company.

SEC source: 0001415889-25-016311 · form4-06092025_090607.xml · derivative · entry 1

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Member of 13(d) Group

Dolan Kristin A · CIK 0001480991 · Chief Executive Officer

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,478

Underlying: Class A Common Stock · 21,194 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit is granted under the AMC Networks Inc. 2011 Amended and Restated Stock Plan for Non-Employee Directors and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F3 · price: Granted under the AMC Networks Inc. 2011 Amended and Restated Stock Plan for Non-Employee Directors for no consideration.

F2 · derivative.exercise_date: The restricted stock units are fully vested on the date of the grant and will be settled in cash or in stock on the first business day 90 days after a separation from service.

F2 · derivative.expiration_date: The restricted stock units are fully vested on the date of the grant and will be settled in cash or in stock on the first business day 90 days after a separation from service.

F4 · ownership.direct: Securities held directly by James L. Dolan, Kristin A. Dolan's spouse. Ms. Dolan disclaims beneficial ownership of these securities and this filing shall not be deemed an admission that Ms. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.

SEC source: 0000950170-25-083352 · ownership.xml · derivative · entry 1

Dolan Kristin A · CIK 0001480991 · Director · 10% owner

DOLAN JAMES LAWRENCE · CIK 0000933028 · Director · Executive Chairman and CEO · 10% owner · Member of 13(d) Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,214

Underlying: Class A Common Stock · 4,397 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") is granted under the Sphere Entertainment Co. 2020 Stock Plan for Non-Employee Directors, as amended, and represents a right to receive one share of Class A Common Stock or the cash equivalent thereof.

F2 · derivative.exercise_date: The RSUs are fully vested on the date of the grant and will be settled in stock or in cash on the first business day 90 days after a separation from service.

F2 · derivative.expiration_date: The RSUs are fully vested on the date of the grant and will be settled in stock or in cash on the first business day 90 days after a separation from service.

F3 · ownership.direct: Securities are held by Kristin A. Dolan, James L. Dolan's spouse. Mr. Dolan disclaims beneficial ownership of these securities beneficially owned or deemed to be beneficially owned by Ms. Dolan and this report shall not be deemed to be an admission that Mr. Dolan is, for the purposes of Section 16 or for any other purpose, the beneficial owner of such securities.