Dropbox files Rule 144 notice to sell 4,000 RSUs

Dropbox, Inc. (DBX) notice of proposed sale: an issuer-led sale of 4,000 restricted stock units is listed for 05/15/2026 under Rule 144.

Rhea-AI Filing Summary

Dropbox, Inc. (DBX) notice of proposed sale: an issuer-led sale of 4,000 restricted stock units is listed for 05/15/2026 under Rule 144. The filing also discloses prior 10b5-1 sales of 2,000 common shares on 03/11/2026 with an aggregate figure shown as $53,000.00.

Key Figures

RSUs listed for sale: 4,000 shares Prior 10b5-1 sale quantity: 2,000 shares Amount shown with prior sale: $53,000.00 +1 more

4 metrics

RSUs listed for sale 4,000 shares Restricted Stock Units, 05/15/2026

Prior 10b5-1 sale quantity 2,000 shares 10b5-1 sale by Karen Peacock on 03/11/2026

Amount shown with prior sale $53,000.00 Associated figure in the 03/11/2026 10b5-1 sale row

Trade/reporting date 05/15/2026 Date listed for RSUs to be sold

Key Terms

Restricted Stock Units, 10b5-1, Form 144

3 terms

Restricted Stock Units financial

"Restricted Stock Units | Issuer | 4000 | 05/15/2026"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

10b5-1 regulatory

"10b5-1 Sales for KAREN PEACOCK ... | Common | 03/11/2026"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

Form 144 regulatory

"Filer Information ... 144: Securities To Be Sold"

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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 for DBX disclose about the planned sale?

It reports an issuer sale of 4,000 restricted stock units scheduled for 05/15/2026. The form also notes prior 10b5-1 sales of 2,000 common shares on 03/11/2026, with $53,000.00 shown in the excerpt.

Who is identified as the seller in the DBX Form 144 excerpt?

The excerpt lists the seller as Morgan Stanley Smith Barney LLC Executive Financial Services for the issuer-led entry. A separate listed individual is Karen Peacock tied to prior 10b5-1 sales.

How many shares were previously sold under 10b5-1 according to the filing?

The filing shows prior 10b5-1 transactions selling 2,000 common shares on 03/11/2026. An associated numeric amount of $53,000.00 appears alongside that sale in the excerpt.

What type of securities are being offered in the Form 144 filing for DBX?

The securities identified are Common and Restricted Stock Units with 4,000 RSUs listed for the 05/15/2026 row in the excerpt.

Does the excerpt state who receives proceeds from the sale in this Form 144?

The excerpt does not state proceeds recipients explicitly for the listed items. It identifies the issuer as the seller for the RSUs and lists prior 10b5-1 sales by an individual.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/15/2026 - 04:21 PM EDT 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	0001786299
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	Dropbox, Inc.
SEC File Number	001-38434
Address of Issuer	1800 Owens Street San Francisco CALIFORNIA 94158
Phone	4159307766
Name of Person for Whose Account the Securities are To Be Sold	KAREN PEACOCK
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	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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	4000	104800.00	158037382	05/15/2026	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	05/15/2026	Restricted Stock Units	Issuer			4000	05/15/2026	N/A

* 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
10b5-1 Sales for KAREN PEACOCK 1800 Owens Street San Francisco CA 94158	Common	03/11/2026	2000	53000.00

144: Remarks and Signature

Remarks
Date of Notice	05/15/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	12/10/2025
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	/s/ Karen Peacock
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)