NP

Neptune Insurance Holdings Inc.

NYSEFinancialsInsurance Agents, Brokers & Service

Insider activity for last month from 09/26 to 10/26.

How these metrics are calculated

Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.

Total buying$00 buys
Total selling$4.59M5 sells
Net open-market−$4.59MBuying minus selling
Active insiders6Distinct reporting owners

Insider activity report

Calendar-month buckets within the selected date range

Latest filing: Oct 09, 2026

Open-market transaction mix · 5 transactions in the selected period
0 buys0%·100%5 sells

Code A includes awards, grants and other acquisitions; these are not open-market buys. A rolling period can include partial calendar months.

View exact monthly counts and disclosed values
Monthly activity within the selected period; unknown values remain unknown.
MonthBuysSellsAwards (A)Buy valueSell valueNet P/S value
Sep 2026006$0$0$0
Oct 2026050$0$4.59M-$4.59M

Distinct insiders active

Reporting-owner CIKs by month · peak Sep 2026 (6)
Sep 2026: 6 insidersOct 2026: 1 insiders
Sep 2026Oct 2026
6distinct insiders in selected period
Largest insider activity
By absolute net disclosed value · current transaction page
5 insiders

NP transaction history

Newest filings · 20 transactions per page

Latest insider transactions

Form 4 filings from last month.
Newest company filings
CompanyInsiderActivityDisclosed valueFiled (ET)
NPNeptune Insurance Holdings Inc.
Duffy Matthew PaulPRES · CROS · sale10b5-1 detectedSEC filing ↗-$876kView disclosure →
NPNeptune Insurance Holdings Inc.
Duffy Matthew PaulPRES · CROS · sale10b5-1 detectedSEC filing ↗-$1.49MView disclosure →
NPNeptune Insurance Holdings Inc.
Duffy Matthew PaulPRES · CROS · sale10b5-1 detectedSEC filing ↗-$1.12MView disclosure →
NPNeptune Insurance Holdings Inc.
Duffy Matthew PaulPRES · CROS · sale10b5-1 detectedSEC filing ↗-$34.1kView disclosure →
NPNeptune Insurance Holdings Inc.
Duffy Matthew PaulPRES · CROS · sale10b5-1 detectedSEC filing ↗-$1.06MView disclosure →
NPNeptune Insurance Holdings Inc.
Burgess Trevor RCEOA · grantSEC filing ↗$0View disclosure →
NPNeptune Insurance Holdings Inc.
Burgess Trevor RCEOF · withholdingSEC filing ↗-$6.96MView disclosure →
NPNeptune Insurance Holdings Inc.
Steiner JamesCFOA · grantSEC filing ↗$0View disclosure →
NPNeptune Insurance Holdings Inc.
Steiner JamesCFOF · withholdingSEC filing ↗-$1.77MView disclosure →
NPNeptune Insurance Holdings Inc.
Duffy Matthew PaulPRES · CROA · grantSEC filing ↗$0View disclosure →
NPNeptune Insurance Holdings Inc.
Duffy Matthew PaulPRES · CROF · withholdingSEC filing ↗-$2.69MView disclosure →
NPNeptune Insurance Holdings Inc.
Carlon Jonathan WinantDIRA · grantSEC filing ↗$0View disclosure →
NPNeptune Insurance Holdings Inc.
Carlon Jonathan WinantDIRF · withholdingSEC filing ↗-$166kView disclosure →
NPNeptune Insurance Holdings Inc.
Noble David Stanley EdwardDIRA · grantSEC filing ↗$0View disclosure →
NPNeptune Insurance Holdings Inc.
Melej Cristian ADIRA · grantSEC filing ↗$0View disclosure →

Filing-only signals

Deterministic matches in the selected period

Recent filing activity
Most recent 6 transactions on this page · color = transaction code

Filing detail checks

Secondary metrics for the selected period
Largest buy-
Largest sale$1.49M
10b5-1 detected5
Amended rows0

Transaction codes

By Form 4 transaction code in selected period
15transactionstxns
  • A · Grants / awards · dominant6 · 40%
  • S · Open-market sells5 · 33%
  • F · Tax withholding4 · 27%

Activity by reported role

A joint filing can contribute to multiple roles
CRO7
PRES7
Director4
Chief executive officer2
Chief financial officer2

Reported Holdings After

Separated by insider, security, and ownership type

Duffy Matthew PaulClass A Common Stock · Direct
2.0M1.9MSep 30, 2026Oct 08, 2026
1,879,798Oct 08, 2026
Steiner JamesClass A Common Stock · Direct
546.2k470.9kSep 30, 2026Sep 30, 2026
546,176Sep 30, 2026
Burgess Trevor RClass A Common Stock · Direct
2.3M1.8MSep 30, 2026Sep 30, 2026
2,308,672Sep 30, 2026
Melej Cristian AClass A Common Stock · Direct
69.0k69.0kSep 30, 2026Sep 30, 2026
69,042Sep 30, 2026

These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.

Filing activity heatmap
Current transaction page only · each cell is a filing date · buys green, sells red
4 active days
Sep 26 → Oct 26
LessMore

Neptune Insurance Holdings Inc. Insider Activity FAQ

SEC Form 4 context

Who recently reported transactions at Neptune Insurance Holdings Inc.?

Duffy Matthew Paul, Burgess Trevor R, Steiner James, Carlon Jonathan Winant, Noble David Stanley Edward, Melej Cristian A.

When was the latest reported open-market purchase?

No code-P purchase is available for this period.

When was the latest reported open-market sale?

Duffy Matthew Paul reported a sale on Oct 08, 2026 valued at $876k. Read the SEC filing.

What is the recent purchase and sale balance?

Net open-market selling in the selected period was $4,595,966.98. Sales can occur for many non-investment reasons.

Where can I see the original SEC filing?

Every transaction row and latest-activity fact links to its original SEC filing.

What do these Form 4 transaction codes mean?

P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.