Rapid7 ex-director plans $56K stock sale

Former Rapid7 director Mike Burns has filed a Form 144 covering a planned 5,000‑share sale and disclosing a prior sale of 13,190 shares.

Rhea-AI Filing Summary

Rapid7, Inc. (RPD) received a notice that former director Mike Burns, through an account registered to The Burns Living Trust, intends to sell 5,000 shares of Rapid7 common stock in a planned open market transaction on September 26, 2024.

The notice also reports a prior sale of 13,190 shares of Rapid7 common stock on September 2, 2026, described as a late filing, with shares to be sold having been acquired between September 26, 2024 and November 20, 2025.

Key Figures

Planned shares to be sold: 5,000 shares Aggregate market value of planned sale: $56,747.85 Shares sold in prior transaction: 13,190 shares +2 more

5 metrics

Planned shares to be sold 5,000 shares Rapid7 common stock planned open market sale reported for September 26, 2024

Aggregate market value of planned sale $56,747.85 Total market value listed for the 5,000 Rapid7 shares to be sold

Shares sold in prior transaction 13,190 shares Rapid7 common stock reported sold on September 2, 2026

Aggregate value of prior sale $146,765.13 Total value reported for 13,190 Rapid7 shares sold on September 2, 2026

Acquisition period for shares September 26, 2024 – November 20, 2025 Period during which shares to be sold were acquired, per remarks

Key Terms

Rule 144, Form 144, Open Market Purchase, aggregate market value, +1 more

5 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Form 144 regulatory

"144: Filer Information"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Open Market Purchase financial

"Common Stock | 09/26/2024 | Open Market Purchase |"

An open market purchase is when a company buys its own shares on public stock exchanges the same way any investor would, rather than through a private deal. Investors care because these purchases reduce the number of shares available, can boost earnings per share and share price, signal that management thinks the stock is undervalued, and use company cash that might otherwise go to reinvestment or dividends — like a business quietly buying back its own tickets at the box office.

aggregate market value financial

"Common Stock | Charles Schwab & Co ... | 5000 | 56747.85"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

late filing regulatory

"Late filing for shares sold 9/2/2026 authorized by issuer"

FAQ

What does the Form 144 filing disclose about Rapid7, Inc. (RPD)?

The filing reports that former Rapid7 director Mike Burns, via The Burns Living Trust, intends to sell 5,000 shares of Rapid7 common stock in an open market transaction and also reports a prior sale of 13,190 shares.

How many Rapid7 (RPD) shares is Mike Burns planning to sell under this Form 144?

Mike Burns plans to sell 5,000 shares of Rapid7 common stock. The planned sale is indicated as an open market purchase type transaction for cash on September 26, 2024, using a brokerage account at Charles Schwab & Co.

What prior Rapid7 (RPD) share sales by Mike Burns are reported in this Form 144?

The notice states that on September 2, 2026, 13,190 shares of Rapid7 common stock were sold for an aggregate value of $146,765.13, and remarks describe this as a late filing for those shares sold on that date.

At what aggregate value are the 5,000 Rapid7 (RPD) shares in the planned sale listed?

The 5,000 Rapid7 shares planned for sale have an aggregate market value of $56,747.85 as listed in the filing. These shares are to be sold for cash through Charles Schwab & Co. on the NASDAQ market.

Over what period were the Rapid7 (RPD) shares to be sold acquired, according to the filing?

The remarks state that the shares to be sold were acquired between September 26, 2024 and November 20, 2025. The account through which they are held is registered to The Burns Living Trust.

What is Mike Burns’s relationship to Rapid7 (RPD) as stated in the Form 144?

Mike Burns is identified in the Form 144 as a former director of Rapid7, Inc. The filing covers sales of Rapid7 common stock for his account, including shares held in The Burns Living Trust.

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Available on EDGAR 09/04/2026 - 03:42 PM Accepted by SEC EDGAR 09/04/2026 - 03:42 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001409173
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Rapid7, Inc.
SEC File Number	001-37496
Address of Issuer	120 CAUSEWAY STREET BOSTON MASSACHUSETTS 02114
Phone	617-247-1717
Name of Person for Whose Account the Securities are To Be Sold	BURNS MIKE
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Former Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Charles Schwab & Co 3000 Schwab Way Westlake TX 76262	5000	56747.85	67400640	09/02/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	09/26/2024	Open Market Purchase	n/a			5000	09/26/2024	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
MIKE BURNS 120 Causeway Street Boston MA 02114	Common Stock	09/02/2026	13190	146765.13

144: Remarks and Signature

Remarks	Shares to be sold were acquired between 9/26/2024-11/20/2025 Late filing for shares sold 9/2/2026 authorized by issuer Account registered The Burns Living Trust
Date of Notice	09/04/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	Mike Burns
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)