SIRI

SEC source: 0001225208-26-007725 · doc4.xml · nonDerivative · entry 2

HARTENSTEIN EDDY W · CIK 0001142524 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 37,117

F1 · ownership.direct: The reporting person transferred 8,193 shares of SIRI common stock to the Hartenstein Family Trust and the reporting person and members of his immediate family are the sole beneficiaries of the trust. The reporting person remans the beneficial owner of the securities held by the trust.

SEC source: 0001225208-26-007725 · doc4.xml · nonDerivative · entry 1

HARTENSTEIN EDDY W · CIK 0001142524 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,835

F1 · ownership.direct: The reporting person transferred 8,193 shares of SIRI common stock to the Hartenstein Family Trust and the reporting person and members of his immediate family are the sole beneficiaries of the trust. The reporting person remans the beneficial owner of the securities held by the trust.

SEC source: 0001225208-26-007376 · doc4.xml · nonDerivative · entry 1

Zaslav David · CIK 0001318285 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,465

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007375 · doc4.xml · nonDerivative · entry 1

Witz Jennifer C · CIK 0001714891 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 382,012

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007374 · doc4.xml · nonDerivative · entry 1

Sud Anjali · CIK 0001775509 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,204

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007370 · doc4.xml · nonDerivative · entry 1

Procope Jonelle · CIK 0001817032 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,414

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007373 · doc4.xml · nonDerivative · entry 1

Stephenson Dave · CIK 0001834164 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,737

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007369 · doc4.xml · nonDerivative · entry 1

Mothner Eve · CIK 0001967058 · EVP, Chief Legal Officer & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 174,503

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007368 · doc4.xml · nonDerivative · entry 1

MALONE EVAN DANIEL · CIK 0001442645 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,306

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007372 · doc4.xml · nonDerivative · entry 1

Salen Kristina · CIK 0001612127 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,992

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007371 · doc4.xml · nonDerivative · entry 1

Rapino Michael · CIK 0001337041 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,136

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007367 · doc4.xml · nonDerivative · entry 1

MAFFEI GREGORY B · CIK 0001099636 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,385,099

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007366 · doc4.xml · nonDerivative · entry 1

HARTENSTEIN EDDY W · CIK 0001142524 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,028

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007365 · doc4.xml · nonDerivative · entry 1

Greenstein Scott Andrew · CIK 0001289201 · Pres. & Chief Content Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,340

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007364 · doc4.xml · nonDerivative · entry 1

Coughlin Zachary · CIK 0001922587 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 299,422

F1 · shares: On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-007032 · doc4.xml · nonDerivative · entry 1

Procope Jonelle · CIK 0001817032 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,354

F1 · price: Represents the weighted average sales price for the price increments ranging from $29.97 to $29.99. The Reporting Person undertakes to provide, upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001225208-26-006603 · doc4.xml · nonDerivative · entry 2

HARTENSTEIN EDDY W · CIK 0001142524 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 28,924

F1 · ownership.direct: The reporting person transferred 6,688 shares of SIRI common stock to the Hartenstein Family Trust and the reporting person and members of his immediate family are the sole beneficiaries of the trust. The reporting person remans the beneficial owner of the securities held by the trust.

SEC source: 0001225208-26-006603 · doc4.xml · nonDerivative · entry 1

HARTENSTEIN EDDY W · CIK 0001142524 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,968

F1 · ownership.direct: The reporting person transferred 6,688 shares of SIRI common stock to the Hartenstein Family Trust and the reporting person and members of his immediate family are the sole beneficiaries of the trust. The reporting person remans the beneficial owner of the securities held by the trust.

SEC source: 0001225208-26-005724 · doc4.xml · nonDerivative · entry 1

Zaslav David · CIK 0001318285 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,405

F1 · shares: Restricted Stock Units will vest on May 29, 2027.

SEC source: 0001225208-26-005723 · doc4.xml · nonDerivative · entry 1

Sud Anjali · CIK 0001775509 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,144

F1 · shares: Restricted Stock Units will vest on May 29, 2027.

SEC source: 0001225208-26-005722 · doc4.xml · nonDerivative · entry 1

Stephenson Dave · CIK 0001834164 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,677

F1 · shares: Restricted Stock Units will vest on May 29, 2027.

SEC source: 0001225208-26-005721 · doc4.xml · nonDerivative · entry 2

Salen Kristina · CIK 0001612127 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,932

F2 · shares: This transaction occurred pursuant to a 10b5-1 trading plan established on August 1, 2025.

SEC source: 0001225208-26-005721 · doc4.xml · nonDerivative · entry 1

Salen Kristina · CIK 0001612127 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 27,029

F1 · shares: Restricted Stock Units will vest on May 29, 2027.

SEC source: 0001225208-26-005720 · doc4.xml · nonDerivative · entry 1

Rapino Michael · CIK 0001337041 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,076

F1 · shares: Restricted Stock Units will vest on May 29, 2027.

SEC source: 0001225208-26-005719 · doc4.xml · nonDerivative · entry 1

Procope Jonelle · CIK 0001817032 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,026

F1 · shares: Restricted Stock Units will vest on May 29, 2027.

SEC source: 0001225208-26-005718 · doc4.xml · nonDerivative · entry 1

MALONE EVAN DANIEL · CIK 0001442645 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,246

F1 · shares: Restricted Stock Units will vest on May 29, 2027.

SEC source: 0001225208-26-005717 · doc4.xml · nonDerivative · entry 1

MAFFEI GREGORY B · CIK 0001099636 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,385,039

F1 · shares: Restricted Stock Units will vest on May 29, 2027.

SEC source: 0001225208-26-005716 · doc4.xml · nonDerivative · entry 1

HARTENSTEIN EDDY W · CIK 0001142524 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,656

F1 · shares: Restricted Stock Units will vest on May 29, 2027.

SEC source: 0001225208-26-005625 · doc4.xml · nonDerivative · entry 4

Greenstein Scott Andrew · CIK 0001289201 · Pres. & Chief Content Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,163

F3 · shares: Represents the weighted average sales price for the price increments ranging from $29.67 to $29.96. The Reporting Person undertakes to provide, upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001225208-26-005625 · doc4.xml · nonDerivative · entry 3

Greenstein Scott Andrew · CIK 0001289201 · Pres. & Chief Content Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,907

F1 · shares: Represents the surrender of common stock to the Company to cover withholding taxes upon the vesting of restricted stock units and related dividends.

SEC source: 0001225208-26-005625 · doc4.xml · nonDerivative · entry 2

Greenstein Scott Andrew · CIK 0001289201 · Pres. & Chief Content Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,012

F2 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005624 · doc4.xml · nonDerivative · entry 1

Zaslav David · CIK 0001318285 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,630

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005623 · doc4.xml · nonDerivative · entry 1

Witz Jennifer C · CIK 0001714891 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 380,593

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005622 · doc4.xml · nonDerivative · entry 1

Thorsen Wayne · CIK 0001960786 · EVP, Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 214,557

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005621 · doc4.xml · nonDerivative · entry 1

Sud Anjali · CIK 0001775509 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,369

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005620 · doc4.xml · nonDerivative · entry 1

Stephenson Dave · CIK 0001834164 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,902

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005619 · doc4.xml · nonDerivative · entry 1

Salen Kristina · CIK 0001612127 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,254

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005618 · doc4.xml · nonDerivative · entry 1

Rapino Michael · CIK 0001337041 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,301

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005616 · doc4.xml · nonDerivative · entry 1

Mothner Eve · CIK 0001967058 · EVP, Chief Legal Officer & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 172,975

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005617 · doc4.xml · nonDerivative · entry 1

Procope Jonelle · CIK 0001817032 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,251

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005615 · doc4.xml · nonDerivative · entry 1

MALONE EVAN DANIEL · CIK 0001442645 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,471

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005614 · doc4.xml · nonDerivative · entry 1

MAFFEI GREGORY B · CIK 0001099636 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,378,264

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005613 · doc4.xml · nonDerivative · entry 1

HARTENSTEIN EDDY W · CIK 0001142524 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,881

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005612 · doc4.xml · nonDerivative · entry 1

Coughlin Zachary · CIK 0001922587 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 296,801

F1 · shares: On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-005625 · doc4.xml · nonDerivative · entry 1

Greenstein Scott Andrew · CIK 0001289201 · Pres. & Chief Content Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,604

F1 · shares: Represents the surrender of common stock to the Company to cover withholding taxes upon the vesting of restricted stock units and related dividends.

SEC source: 0001225208-26-003958 · doc4.xml · nonDerivative · entry 1

MAFFEI GREGORY B · CIK 0001099636 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By GRAT

Disclosed balance after: 0

SEC source: 0001225208-26-002875 · doc4.xml · nonDerivative · entry 1

Zaslav David · CIK 0001318285 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,547

F1 · shares: On February 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, February 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-002874 · doc4.xml · nonDerivative · entry 1

Witz Jennifer C · CIK 0001714891 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 378,958

F1 · shares: On February 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, February 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-002873 · doc4.xml · nonDerivative · entry 1

Thorsen Wayne · CIK 0001960786 · EVP, Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 212,686

F1 · shares: On February 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, February 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

SEC source: 0001225208-26-002871 · doc4.xml · nonDerivative · entry 1

Stephenson Dave · CIK 0001834164 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,846

F1 · shares: On February 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, February 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.