Corey E. Thomas - 15 Aug 2026 Form 4 Insider Report for Rapid7, Inc. (RPD)

Reporting relationship: Executive Chairman, Director
Issuer ticker: RPD
Reported as of: 15 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 17 Aug 2026, 17:04:52 UTC
Prior SEC filing: 08 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Christopher Keenan, Attorney-in-Fact

Key filing fact

Corey E. Thomas filed Form 4 for Rapid7, Inc. (RPD) on 17 Aug 2026.

Key facts

This page summarizes Corey E. Thomas's Form 4 filing for Rapid7, Inc. (RPD).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 17 Aug 2026, 17:04.

Change

Previous filing in this sequence was filed on 08 Jun 2026.
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 0001647486 Primary reporting owner

Thomas Corey E.

Relationship: Executive Chairman, Director
Address: C/O RAPID7, INC., 120 CAUSEWAY STREET, BOSTON
Signature: /s/ Christopher Keenan, Attorney-in-Fact
Signature date: 17 Aug 2026

Reported non-derivative transactions

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

RPD transaction

COMMON STOCK

Tax liability

Transaction value
Shares: -7,726
Change %: -1.2%
Price: $13.00^*
Shares after: 643,274
Date: 15 Aug 2026
Ownership: Direct
Footnotes: F1

RPD holding

COMMON STOCK

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 218,748
Date: 15 Aug 2026
Ownership: By Thomas Family Holdings LLC
Footnotes: F2

RPD holding

COMMON STOCK

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 30,000
Date: 15 Aug 2026
Ownership: By Trust
Footnotes: 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

Represents shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligation upon the vesting of restricted stock units previously granted to the Reporting Person on February 15, 2024 and February 14, 2025.

Footnote F2

Represents shares held by the Thomas Family Holdings LLC ("LLC"). The reporting person is the manager of LLC and has the power to vote and dispose of the shares held by LLC. The reporting person disclaims beneficial ownership of the shares owned by LLC except to the extent of his pecuniary interest therein.

Footnote F3

Represents shares held by the Corey E. Thomas Irrevocable Trust of 2016, which is administrated by an independent trustee, and is for the benefit of the reporting person's immediate and other family members. The reporting person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC remarks

Exhibit 24 - Power of Attorney.