SCHEDULE 13D/A

Madison Square Garden Sports Corp

Class A Common Stock, par value $.01 per share · CUSIP: 55825T103

Event date: 2026-02-20

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• James L. DolanReported CIK 0000933028

  Shares: 1,709,621.00 · Class: 8.1%

• Thomas C. DolanReported CIK 0000933029

  Shares: 814,429.00 · Class: 4.0%

• Kathleen M. Dolan, individually and as Trustee of certain trusts described hereinReported CIK 0000933026

  Shares: 2,389,990.00 · Class: 10.9%

• Marianne Dolan WeberReported CIK 0001098901

  Shares: 821,880.00 · Class: 4.0%

• Deborah A. Dolan-SweeneyReported CIK 0000933025

  Shares: 758,980.00 · Class: 3.7%

• Patrick F. DolanReported CIK 0000932963

  Shares: 38,274.00 · Class: 0.2%

• Corby Dolan Leinauer, as a Trustee of certain trusts described hereinReported CIK 0001788337

  Shares: 2,632,665.00 · Class: 11.9%

• Mary S. Dolan, as a Trustee of certain trusts described hereinReported CIK 0000933022

  Shares: 2,976,791.00 · Class: 13.2%

• Paul J. Dolan, as a Trustee of certain trusts described hereinReported CIK 0001025983

  Shares: 987,334.00 · Class: 4.8%

• Charles F. Dolan 2009 Revocable TrustReported CIK 0001723920

  Shares: 0.00 · Class: 0.0%

• Charles F. Dolan Children Trust FBO Kathleen M. DolanReported CIK 0001505843

  Shares: 322,281.00 · Class: 1.6%

• Charles F. Dolan Children Trust FBO Deborah Dolan-SweeneyReported CIK 0001505845

  Shares: 339,281.00 · Class: 1.7%

• Charles F. Dolan Children Trust FBO Marianne Dolan WeberReported CIK 0001505849

  Shares: 312,888.00 · Class: 1.6%

• Charles F. Dolan Children Trust FBO Thomas C. DolanReported CIK 0001505848

  Shares: 322,281.00 · Class: 1.6%

• Charles F. Dolan Children Trust FBO James L. DolanReported CIK 0001505850

  Shares: 633,573.00 · Class: 3.1%

• Charles F. Dolan 2009 Family Trust FBO James L. DolanReported CIK 0001505853

  Shares: 829,066.00 · Class: 4.1%

• Charles F. Dolan 2009 Family Trust FBO Thomas C. DolanReported CIK 0001505856

  Shares: 472,396.00 · Class: 2.4%

• Charles F. Dolan 2009 Family Trust FBO Kathleen M. DolanReported CIK 0001505858

  Shares: 422,492.00 · Class: 2.1%

• Charles F. Dolan 2009 Family Trust FBO Marianne Dolan WeberReported CIK 0001505857

  Shares: 430,991.00 · Class: 2.2%

• Charles F. Dolan 2009 Family Trust FBO Deborah A. Dolan-SweeneyReported CIK 0001505854

  Shares: 395,398.00 · Class: 2.0%

• Charles F. Dolan 2009 Family Trust FBO Patrick F. DolanReported CIK 0001505847

  Shares: 15,565.00 · Class: 0.1%

• Ryan Dolan 1989 TrustReported CIK 0001505841

  Shares: 5,052.00 · Class: 0.1%

• Tara Dolan 1989 TrustReported CIK 0001505842

  Shares: 5,052.00 · Class: 0.1%

• CFD 2010 Grandchildren Trust FBO Descendants of Kathleen M. DolanReported CIK 0001513347

  Shares: 23,906.00 · Class: 0.1%

• CFD 2010 Grandchildren Trust FBO Descendants of Marianne E. Dolan WeberReported CIK 0001513359

  Shares: 18,703.00 · Class: 0.1%

• Kathleen M. Dolan 2012 Descendants TrustReported CIK 0001564761

  Shares: 1,000.00 · Class: 0.1%

• Marianne E. Dolan Weber 2012 Descendants TrustReported CIK 0001564760

  Shares: 18,702.00 · Class: 0.1%

• CFD 2021 GC Trust FBO Kevyn A. DolanReported CIK 0001871757

  Shares: 11,000.00 · Class: 0.1%

• CFD 2021 GC Trust FBO Tara E. DolanReported CIK 0001871662

  Shares: 11,000.00 · Class: 0.1%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.