Dropbox co-CEO sells 28,800 shares at $35.54

Dropbox’s Co-CEO reported a Rule 10b5-1 planned sale of 28,800 DBX shares and continues to hold over 1.0 million shares, including time-vested RSUs.

Rhea-AI Filing Summary

DROPBOX, INC. (DBX) director and Co-CEO Ashraf Alkarmi reported selling 28,800 shares of Class A Common Stock on September 11, 2026 in an open-market transaction at a weighted average price of $35.54 per share, with individual trade prices between $34.99 and $35.83, under a Rule 10b5-1 trading plan adopted on June 12, 2026.

After this sale, Alkarmi directly holds 1,004,081 shares of Class A Common Stock, including restricted stock units that represent the right to receive one share each, subject to vesting schedules through May 15, 2030; any unvested units will be cancelled if he ceases to be a service provider.

Insider Trade Summary 10b5-1

Net Seller: 28,800 shares

Net Sell 1 txn

Insider Alkarmi Ashraf

Role Co-CEO

Sold 28,800 shs ($1.02M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock F1, F2, F3	28,800	$35.5366	$1.02M

Holdings After Transaction: Class A Common Stock — 1,004,081 shares (Direct)

Footnotes (3)

1. F1. These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 12, 2026.
2. F2. This transaction was executed in multiple trades at prices ranging from $34.99 to $35.83. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
3. F3. 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 15, 2030. 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: 28,800 shares Weighted average sale price: $35.54 per share Post-transaction holdings: 1,004,081 shares +2 more

5 metrics

Shares sold 28,800 shares Open-market sale of Dropbox Class A Common Stock on September 11, 2026

Weighted average sale price $35.54 per share Multiple trades executed between $34.99 and $35.83

Post-transaction holdings 1,004,081 shares Class A Common Stock directly held by Ashraf Alkarmi after the sale

Transaction date September 11, 2026 Date of the reported sale transaction

RSU vesting horizon Through May 15, 2030 Restricted stock units vesting schedule; unvested units cancel if service ends

Key Terms

Rule 10b5-1 trading plan, weighted average sale price, restricted stock units, 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.

weighted average sale price financial

"The price reported above reflects the weighted average sale price."

restricted stock units financial

"Certain of these securities are restricted stock units."

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.

Service Provider regulatory

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

FAQ

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

What did Dropbox (DBX) Co-CEO Ashraf Alkarmi report in this Form 4?

He reported selling 28,800 shares of Dropbox Class A Common Stock on September 11, 2026 in an open-market transaction, while continuing to hold 1,004,081 shares directly, including restricted stock units subject to future vesting.

At what price were the DBX shares sold in Ashraf Alkarmi’s latest Form 4?

The reported weighted average sale price was $35.54 per share, with individual trades executed at prices ranging from $34.99 to $35.83, as disclosed in the transaction footnote.

How many Dropbox (DBX) shares does Ashraf Alkarmi hold after the reported sale?

Following the sale, Ashraf Alkarmi directly holds 1,004,081 shares of Dropbox Class A Common Stock. This amount includes restricted stock units that may settle into shares as they vest through May 15, 2030.

Was Ashraf Alkarmi’s DBX share sale under a Rule 10b5-1 trading plan?

Yes. The filing states the shares were sold pursuant to a Rule 10b5-1 trading plan adopted by Ashraf Alkarmi on June 12, 2026, and the document-level 10b5-1 checkbox is marked as affirmed.

What are the key details of Ashraf Alkarmi’s restricted stock units in DBX?

Certain securities are restricted stock units, each representing the right to receive one DBX Class A share, subject to vesting schedules through May 15, 2030. Any unvested units will be cancelled if he ceases to be a service provider.

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

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Available on EDGAR 09/15/2026 - 06:13 PM Accepted by SEC EDGAR 09/15/2026 - 06:13 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^*

Alkarmi Ashraf

(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
X	Officer (give title below)		Other (specify below)
	Co-CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/11/2026

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	09/11/2026		S(1)		28,800	D	$35.5366(2)	1,004,081(3)	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 June 12, 2026.

2. This transaction was executed in multiple trades at prices ranging from $34.99 to $35.83. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

3. 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 15, 2030. 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	09/15/2026
	** 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)