Dagmar Dolby - 10%+ Owner at Dolby Laboratories, Inc.

Issuer-level insider activity

Role: 10%+ Owner
Issuer ticker: DLB on NYSE
Entity type: Individual
Source filing history: Open source filing history

No buys or sells have been reported by Dagmar Dolby since 10 Sep 2025

Reported holdings for Dagmar Dolby in Dolby Laboratories, Inc.

Form 4 holding 10%+ Owner

Dolby Laboratories, Inc.

Security class: Class B Common Stock
Shares / value: 4,372,117
Estimated value: $690,399,389
Report date: 28 Aug 2026
Price: $85.64
Ownership: By Trust
Underlying class: Class A Common Stock
Underlying amount

Form 4 holding 10%+ Owner

Dolby Laboratories, Inc.

Security class: Class B Common Stock
Shares / value: 350,000
Estimated value: $29,972,250
Report date: 28 Aug 2026
Price: $85.64
Ownership: By LLC
Underlying class: Class A Common Stock
Underlying amount

Form 4 holding 10%+ Owner

Dolby Laboratories, Inc.

Security class: Class A Common Stock
Shares / value: 0
Estimated value: $0
Report date: 28 Aug 2026
Price: $52.58
Ownership: By Trust

Form 4 holding 10%+ Owner

Dolby Laboratories, Inc.

Security class: Class A Common Stock
Shares / value: 0
Estimated value: $0
Report date: 28 Aug 2026
Price: $52.58
Ownership: By Trust

Form 4 holding 10%+ Owner

Dolby Laboratories, Inc.

Security class: Class B Common Stock
Shares / value: 4,372,117
Estimated value
Report date: 28 Aug 2026
Price
Ownership: By Trust
Underlying class: Class A Common Stock
Underlying amount

Form 4 holding 10%+ Owner

Dolby Laboratories, Inc.

Security class: Class B Common Stock
Shares / value: 1,000,000
Estimated value
Report date: 28 Aug 2026
Price
Ownership: By a trust
Underlying class: Class A Common Stock
Underlying amount

Form 4 holding 10%+ Owner

Dolby Laboratories, Inc.

Security class: Class B Common Stock
Shares / value: 1,000,000
Estimated value
Report date: 28 Aug 2026
Price
Ownership: By a trust
Underlying class: Class A Common Stock
Underlying amount

Form 4 holding 10%+ Owner

Dolby Laboratories, Inc.

Security class: Class B Common Stock
Shares / value: 350,000
Estimated value
Report date: 28 Aug 2026
Price
Ownership: By LLC
Underlying class: Class A Common Stock
Underlying amount

Transaction history for Dagmar Dolby in Dolby Laboratories, Inc.

Sym	Class	Transaction	%	SEC-reported value	SEC-reported price	Shares	Shares after	Date	Ownership

^* marks a reported price that did not pass the local price check.

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