Sell4

Neptune Insurance Holdings Inc.

Total Value

$54.2M

Net $54.2M sold

Filing Date

Jul 31, 2026

1 transaction

Sales

$54.2M

1 transaction

Trade Summary

On Jul 29, 2026, BSIV Hold 101, LP, Insider, sold $54.2M of Neptune Insurance Holdings Inc. (NP) across 1 transaction. The filing covers Class A Common Stock and reflects net selling of $54.2M. Reported prices ranged from $33.22. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.

Price at the Time of the Trade

NP daily price with the insider's sale marked at $33.22.

Sold near the 6-month high · the stock trades 5% lower today.

Price data is delayed and provided for context only — not investment advice.

Insider Information

Name: BSIV Hold 101, LP
Role: Insider
Location: NEW YORK, NY

Filing Details

Filing Date: Jul 31, 2026
Transaction Date: Jul 29, 2026
Accession Number: 0001193125-26-329069
Form Type: 4
Net Trading Amount: -$54.2M

Non-Derivative Transactions

Date	Security	Shares	Price	Type	Value
Jul 29, 2026	Class A Common Stock	1,632,160	$33.22	Sale	$54.2M

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Footnotes

(F1)The reported securities are held directly by BSIV Hold 101, LP ("BSIV 101"). BSIV 101 is managed by BSIV Hold 101 GP, LLC, its general partner, which is managed by Bregal Sagemount IV General Partner Jersey Limited, its sole member, which is managed by a board of directors and is ultimately 100% owned by Gene Yoon. Bregal Sagemount Management LP, which is majority owned by Gene Yoon, is the investment advisor to BSIV 101.
(F2)Each of the reporting persons disclaims beneficial ownership of the reported securities, except to the extent of such reporting person's pecuniary interest therein, if any. The filing of this statement shall not be deemed an admission by any reporting person of beneficial ownership of the reported securities.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

BSIV Hold 101, LP

(Last)

(First)

(Middle)

200 PARK AVENUE, 45TH FLOOR

(Street)

NEW YORK

10166

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Neptune Insurance Holdings Inc. [ NP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

Director	X	10% Owner
Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
07/29/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

	Form filed by One Reporting Person
X	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	07/29/2026		S		1,632,160	D	$33.22	12,620,558	D⁽¹⁾⁽²⁾

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

1. Name and Address of Reporting Person^*

BSIV Hold 101, LP

(Last)

(First)

(Middle)

200 PARK AVENUE, 45TH FLOOR

(Street)

NEW YORK

10166

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

BSIV Hold 101 GP, LLC

(Last)

(First)

(Middle)

200 PARK AVENUE, 45TH FLOOR

(Street)

NEW YORK

10166

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Bregal Sagemount IV General Partner Jersey Ltd

(Last)

(First)

(Middle)

SECOND FLOOR, WINDWARD HOUSE,

LA ROUTE DE LA LIBERATION

(Street)

ST. HELIER

JE2 3BQ

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Bregal Sagemount Management LP

(Last)

(First)

(Middle)

200 PARK AVENUE, 45TH FLOOR

(Street)

NEW YORK

10166

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Yoon Gene

(Last)

(First)

(Middle)

200 PARK AVENUE, 45TH FLOOR

(Street)

NEW YORK

10166

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

Explanation of Responses:

1. The reported securities are held directly by BSIV Hold 101, LP ("BSIV 101"). BSIV 101 is managed by BSIV Hold 101 GP, LLC, its general partner, which is managed by Bregal Sagemount IV General Partner Jersey Limited, its sole member, which is managed by a board of directors and is ultimately 100% owned by Gene Yoon. Bregal Sagemount Management LP, which is majority owned by Gene Yoon, is the investment advisor to BSIV 101.

2. Each of the reporting persons disclaims beneficial ownership of the reported securities, except to the extent of such reporting person's pecuniary interest therein, if any. The filing of this statement shall not be deemed an admission by any reporting person of beneficial ownership of the reported securities.

	BSIV Hold 101, LP, By: BSIV Hold 101 GP, LLC, its GP, By: Bregal Sagemount IV General Partner Jersey Limited, its Sole Member, By: /s/ Colin James Dow, Name: Colin James Dow, Title: Director; /s/ Paul Andrew Bradshaw, Name: Paul Andrew Bradshaw, Director	07/30/2026
	BSIV Hold 101 GP, LLC, By: Bregal Sagemount IV General Partner Jersey Limited, its Sole Member, By: /s/ Colin James Dow, Name: Colin James Dow, Title: Director, /s/ Paul Andrew Bradshaw, Name: Paul Andrew Bradshaw, Title: Director	07/30/2026
	Bregal Sagemount IV General Partner Jersey Limited, By: /s/ Colin James Dow, Name: Colin James Dow, Title: Director, /s/ Paul Andrew Bradshaw, Name: Paul Andrew Bradshaw, Title: Director	07/30/2026
	Bregal Sagemount Management LP, By: /s/ Gene Yoon, Name: Gene Yoon, Title: Managing Partner	07/30/2026
	Gene Yoon, By: /s/ Gene Yoon, Name: Gene Yoon	07/30/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Form 4 as rendered by the SEC from accession 0001193125-26-329069.

Neptune Insurance Holdings Inc.

Trade Summary

Price at the Time of the Trade

Company Information

Insider Information

Filing Details

Non-Derivative Transactions

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Footnotes

SEC Form 4

SEC Filing

Price at the Time of the Trade

SEC Form 4