MAINSAIL GP III, LLC

Insider Reports History

Reporting-owner location: Austin, TX
Latest reporting-owner signature: /s/ Gavin Turner, Mainsail GP III, LLC
Source: Latest parsed Forms 3/4/5 signature
Transaction source note: Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for MAINSAIL GP III, LLC

Form 4 holding 10%+ Owner

Brilliant Earth Group, Inc.

Security class: LLC Units
Shares / value: 31,848,071
Estimated value: $59,142,213
Report date: 24 Aug 2026
Price: $1.85
Ownership: Indirect
Underlying class: Class A Common Stock
Underlying amount

Form 4 holding 10%+ Owner

Brilliant Earth Group, Inc.

Security class: Class A Common Stock
Shares / value: 0
Estimated value: $0
Report date: 10 Aug 2026
Price: $1.29
Ownership: Indirect

Form 4 holding 10%+ Owner

Brilliant Earth Group, Inc.

Security class: Class B Common Stock
Shares / value: 31,848,071
Estimated value
Report date: 24 Aug 2026
Price
Ownership: Indirect

Insider Reports Filed by MAINSAIL GP III, LLC

4 BRLT

Brilliant Earth Group, Inc.

Report period: 24 Aug 2026
Transactions: 2
Transaction value: $0
Accepted by SEC: 26 Aug 2026, 16:15
Role: 10%+ Owner
Next action: Open filing details

4 BRLT

Brilliant Earth Group, Inc.

Report period: 10 Aug 2026
Transactions: 4
Transaction value: -$64,350
Accepted by SEC: 12 Aug 2026, 19:18
Role: 10%+ Owner
Next action: Open filing details

4 BRLT

Brilliant Earth Group, Inc.

Report period: 13 Mar 2025
Transactions: 4
Transaction value: -$5,006
Accepted by SEC: 17 Mar 2025, 16:58
Role: 10%+ Owner
Next action: Open filing details

4 BRLT

Brilliant Earth Group, Inc.

Report period: 27 Dec 2023
Transactions: 12
Transaction value: -$145,609
Accepted by SEC: 29 Dec 2023, 19:08
Role: 10%+ Owner
Next action: Open filing details

4 BRLT

Brilliant Earth Group, Inc.

Report period: 19 Dec 2023
Transactions: 8
Transaction value: -$81,972
Accepted by SEC: 21 Dec 2023, 20:54
Role: 10%+ Owner
Next action: Open filing details

4 BRLT

Brilliant Earth Group, Inc.

Report period: 27 Sep 2021
Transactions: 2
Transaction value: -$5,271,425
Accepted by SEC: 28 Sep 2021, 21:10
Role: 10%+ Owner
Next action: Open filing details

3 BRLT

Brilliant Earth Group, Inc.

Report period: 23 Sep 2021
Transactions: 0
Transaction value: $0
Accepted by SEC: 23 Sep 2021, 17:01
Role: 10%+ Owner
Next action: Open filing details

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