Dropbox director trades 2,000 shares under plan

Dropbox, Inc. director Karen Peacock reported selling 2,000 shares of Class A Common Stock on July 29, 2026 at $33.00 per share in an open-market transaction executed under a pre-arranged Rule 10b5-1 trading plan adopted on December 10, 2025.

Rhea-AI Filing Summary

Dropbox, Inc. director Karen Peacock reported selling 2,000 shares of Class A Common Stock on July 29, 2026 at $33.00 per share in an open-market transaction executed under a pre-arranged Rule 10b5-1 trading plan adopted on December 10, 2025. Following the sale, she holds 22,366 securities, including restricted stock units that each represent the right to receive one share of Class A Common Stock, subject to vesting through May 21, 2027 or the day prior to Dropbox’s next annual stockholder meeting; unvested units are cancelled if she ceases to be a Service Provider.

Insider Trade Summary 10b5-1

Net Seller: 2,000 shares

Net Sell 1 txn

Insider Peacock Karen

Role Director

Sold 2,000 shs ($66K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock F1, F2	2,000	$33.00	$66K

Holdings After Transaction: Class A Common Stock — 22,366 shares (Direct)

Footnotes (2)

1. F1. These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 10, 2025.
2. F2. Certain of these securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through May 21, 2027 or the day prior to the date of the Issuer's next annual meeting of stockholders. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock units will be cancelled by the Issuer.

Key Figures

Shares sold: 2000.0000 shares Sale price: 33.0000 USD per share Post-transaction holdings: 22366.0000 securities +2 more

5 metrics

Shares sold 2000.0000 shares Class A Common Stock sold by director on July 29, 2026

Sale price 33.0000 USD per share Per-share price for 2,000 Class A shares sold

Post-transaction holdings 22366.0000 securities Total securities held after sale, including restricted stock units

10b5-1 plan adoption date December 10, 2025 Date Karen Peacock adopted the Rule 10b5-1 trading plan

RSU vesting horizon May 21, 2027 Restricted stock units vest through this date or day prior to next annual meeting

Key Terms

Rule 10b5-1 trading plan, restricted stock units, Class A Common Stock, Service Provider

4 terms

Rule 10b5-1 trading plan regulatory

"These shares were sold pursuant to a Rule 10b5-1 trading plan adopted"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

restricted stock units financial

"Certain of these securities are restricted stock units. Each restricted stock unit"

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.

Class A Common Stock financial

"Each restricted stock unit represents the right to receive one share of Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

Service Provider regulatory

"In the event the Reporting Person ceases to be a Service Provider, the unvested"

FAQ

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

What insider transaction did Dropbox (DBX) director Karen Peacock report?

Karen Peacock reported a sale of 2,000 shares of Dropbox Class A Common Stock. The transaction occurred on July 29, 2026 as an open-market or private sale under a pre-arranged Rule 10b5-1 trading plan.

At what price did Karen Peacock sell Dropbox (DBX) shares and what were the proceeds?

She sold 2,000 shares at $33.00 per share. This per-share price reflects an open-market or private transaction, implying gross sale value of about $66,000, before any taxes, commissions, or fees referenced outside this disclosure.

How many Dropbox (DBX) securities does Karen Peacock hold after this transaction?

After the sale, Karen Peacock holds 22,366 Dropbox securities. This total includes restricted stock units, each representing the right to receive one Class A share, subject to future vesting and continued service conditions.

Was Karen Peacock’s Dropbox (DBX) share sale under a Rule 10b5-1 trading plan?

Yes. The 2,000-share sale was executed under a Rule 10b5-1 trading plan adopted by Karen Peacock on December 10, 2025, indicating the trade followed a pre-established, pre-disclosed schedule.

What are the vesting terms of Karen Peacock’s Dropbox (DBX) restricted stock units?

Certain post-transaction securities are restricted stock units, each for one Class A share. They vest on a schedule through May 21, 2027, or the day before Dropbox’s next annual stockholder meeting; unvested units are cancelled if her service ends.

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

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Available on EDGAR 07/31/2026 - 05:20 PM Accepted by SEC EDGAR 07/31/2026 - 05:19 PM Learn about SEC filing dates

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).

X

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^*

Peacock Karen

(Last) (First) (Middle)

50 HAWTHORNE STREET

(Street)

SAN FRANCISCO CALIFORNIA 94105

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
DROPBOX, INC. [ DBX ]

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

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

2a. Foreign Trading Symbol

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

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

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

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

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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	07/29/2026		S(1)		2,000	D	$33	22,366(2)	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 10, 2025.

2. Certain of these securities are restricted stock units. Each restricted stock unit represents the Reporting Person's right to receive one share of Class A Common Stock, subject to the applicable vesting schedule through May 21, 2027 or the day prior to the date of the Issuer's next annual meeting of stockholders. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock units will be cancelled by the Issuer.

Remarks:

	/s/ Cara Angelmar, Attorney-in-Fact	07/31/2026
	** 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: SEC 1474 (03-26)