James Steiner

Insider Reports History

Reporting-owner location: Saint Petersburg, FL
Latest reporting-owner signature: /s/ James Steiner
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 James Steiner

Form 4 holding Chief Financial Officer, Director

Neptune Insurance Holdings Inc.

Security class: Class A Common Stock
Shares / value: 3,749,050
Estimated value: $118,095,075
Report date: 30 Sep 2026
Price: $31.50
Ownership: By Self as Trustee of the Living Trust of James Edward Steiner dated July 7, 2016

Form 4 holding Chief Financial Officer, Director

Neptune Insurance Holdings Inc.

Security class: Class A Common Stock
Shares / value: 546,176
Estimated value: $17,204,544
Report date: 30 Sep 2026
Price: $31.50
Ownership: Direct

Form 4 holding Chief Financial Officer, Director

Neptune Insurance Holdings Inc.

Security class: Stock Option (right to buy)
Shares / value: 95,500
Estimated value: $3,096,110
Report date: 30 Sep 2026
Price: $32.42
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 95,500

Form 4 holding Chief Financial Officer, Director

Neptune Insurance Holdings, Inc.

Security class: Common Stock
Shares / value: 0
Estimated value
Report date: 02 Oct 2025
Price
Ownership: Direct

Insider Reports Filed by James Steiner

4 NP

Neptune Insurance Holdings Inc.

Report period: 30 Sep 2026
Transactions: 2
Transaction value: $0
Accepted by SEC: 02 Oct 2026, 16:49
Role: Chief Financial Officer, Director
Next action: Open filing details

4 NP

Neptune Insurance Holdings Inc.

Report period: 14 Sep 2026
Transactions: 2
Transaction value: $0
Accepted by SEC: 16 Sep 2026, 16:22
Role: Chief Financial Officer, Director
Next action: Open filing details

4/A NP

Neptune Insurance Holdings Inc.

Report period: 09 Sep 2026
Transactions: 2
Transaction value: $0
Accepted by SEC: 16 Sep 2026, 16:21
Role: Chief Financial Officer, Director
Next action: Open filing details

4/A NP

Neptune Insurance Holdings Inc.

Report period: 12 Aug 2026
Transactions: 2
Transaction value: -$3,143,844
Accepted by SEC: 16 Sep 2026, 16:17
Role: Chief Financial Officer, Director
Next action: Open filing details

4

Neptune Insurance Holdings Inc.

Report period: 02 Oct 2025
Transactions: 1
Transaction value: +$2,381,000
Accepted by SEC: 14 Nov 2025, 19:10
Role: CFO and Secretary, Director
Next action: Open filing details

4

Neptune Insurance Holdings Inc.

Report period: 02 Oct 2025
Transactions: 5
Transaction value: $0
Accepted by SEC: 03 Oct 2025, 17:39
Role: CFO and Secretary, Director
Next action: Open filing details

3

Neptune Insurance Holdings Inc.

Report period: 30 Sep 2025
Transactions: 0
Transaction value: $0
Accepted by SEC: 30 Sep 2025, 21:01
Role: CFO and Secretary, Director
Next action: Open filing details

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