James Steiner - 02 Oct 2025 Form 4 Insider Report for Neptune Insurance Holdings Inc.

Reporting relationship: CFO and Secretary, Director
Issuer ticker: NP on NYSE
Reported as of: 02 Oct 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Oct 2025, 17:39:23 UTC
Prior SEC filing: 30 Sep 2025
Next SEC filing: 14 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ James Steiner

Key filing fact

James Steiner filed Form 4 for Neptune Insurance Holdings Inc. on 03 Oct 2025.

Key facts

This page summarizes James Steiner's Form 4 filing for Neptune Insurance Holdings Inc..
5 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 03 Oct 2025, 17:39.

Change

Previous filing in this sequence was filed on 30 Sep 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001629168 Primary reporting owner

Steiner James

Relationship: CFO and Secretary, Director
Address: C/O NEPTUNE INSURANCE HOLDINGS INC., 400 6TH STREET S, SUITE 2, ST. PETERSBURG
Signature: /s/ James Steiner
Signature date: 03 Oct 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NP transaction

Common Stock

Other

Transaction value
Shares: -3,730,000
Change %: -100%
Price
Shares after: 0
Date: 02 Oct 2025
Ownership: Direct
Footnotes: F1

NP transaction

Class A Common Stock

Other

Transaction value
Shares: +3,730,000
Change %
Price
Shares after: 3,730,000
Date: 02 Oct 2025
Ownership: Direct
Footnotes: F1

NP transaction

Class A Common Stock

Award

Transaction value: $0
Shares: +535,665
Change %: +14%
Price: $0.000000
Shares after: 4,265,665
Date: 02 Oct 2025
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

NP transaction Derivative

Stock Option (right to buy)

Other

Transaction value: $0
Shares: -95,500
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 02 Oct 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 95,500
Exercise price: $19.00
Footnotes: F1, F3

NP transaction Derivative

Stock Option (right to buy)

Other

Transaction value: $0
Shares: +95,500
Change %
Price: $0.000000
Shares after: 95,000
Date: 02 Oct 2025
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 95,500
Exercise price: $19.00
Footnotes: F1, F3

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Pursuant to a reclassification exempt under Rule 16b-7, shares of Common Stock were automatically reclassified as shares of Class A Common Stock on a one-for-one basis upon the filing of the Second Amended and Restated Certificate of Incorporation of the Issuer immediately prior to the closing of the Issuer's initial public offering ("IPO").

Footnote F2

Represents shares of Class A Common Stock underlying an award of time-based restricted stock units ("RSUs"). The RSUs will vest in equal annual installments over three years, beginning on September 30, 2026, subject to the continuous service of the Reporting Person through each vesting date.

Footnote F3

The stock option fully vested upon the closing of (and became exercisable in connection with) the IPO.