Dropbox (DBX) CAO sells 1,415 shares under Rule 10b5-1 plan

Rhea-AI Filing Summary

Dropbox, Inc. reported that Chief Accounting Officer Sarah Elizabeth Schubach sold 1,415 shares of Class A Common Stock in an open-market transaction at a price of $24.76 per share on March 2, 2026. After this sale, she directly owned 84,904 shares.

The sale was executed under a Rule 10b5-1 trading plan adopted by Schubach on May 16, 2025, which allows pre-arranged trading of shares. A portion of her holdings consists of restricted stock units that vest on a schedule running through February 15, 2029, and any unvested units are cancelled if her service ends.

Insider Trade Summary

Net Seller: 1,415 shares ($35,035)

Net Sell 1 txn

Insider Schubach Sarah Elizabeth

Role Chief Accounting Officer

Sold 1,415 shs ($35K)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	1,415	$24.76	$35K

Holdings After Transaction: Class A Common Stock — 84,904 shares (Direct)

Footnotes (1)

1. These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 16, 2025. 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 February 15, 2029. In the event the Reporting Person ceases to be a Service Provider, the unvested restricted stock units will be cancelled by the Issuer.

Form 4 Insider Transactions: What Each Field Means →

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^*

Schubach Sarah Elizabeth

(Last) (First) (Middle)

1800 OWENS STREET

(Street)

SAN FRANCISCO CA 94158

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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

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

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

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	03/02/2026		S(1)		1,415	D	$24.76	84,904(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 May 16, 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 February 15, 2029. 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	03/04/2026
	** 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.

FAQ

What insider transaction did Dropbox (DBX) disclose for Sarah Elizabeth Schubach?

Dropbox disclosed that Chief Accounting Officer Sarah Elizabeth Schubach sold 1,415 shares of Class A Common Stock. The open-market sale occurred on March 2, 2026, at a price of $24.76 per share, leaving her with 84,904 directly owned shares after the transaction.

At what price were the Dropbox (DBX) shares sold in this Form 4 filing?

The reported shares were sold at $24.76 per share. This price applied to 1,415 shares of Dropbox Class A Common Stock sold in an open-market transaction by Chief Accounting Officer Sarah Elizabeth Schubach on March 2, 2026, as disclosed in the Form 4 filing.

How many Dropbox (DBX) shares does the reporting person hold after the sale?

After the reported sale, Sarah Elizabeth Schubach directly owned 84,904 shares of Dropbox Class A Common Stock. This post-transaction balance reflects the sale of 1,415 shares at $24.76 per share, as detailed in the Form 4 insider trading report.

Was the Dropbox (DBX) insider sale made under a Rule 10b5-1 plan?

Yes, the sale was made under a Rule 10b5-1 trading plan. The filing notes that Sarah Elizabeth Schubach adopted this pre-arranged trading plan on May 16, 2025, providing a structured schedule for selling shares independently of day-to-day market developments.

What does the Form 4 say about Dropbox (DBX) restricted stock units held by the insider?

The filing explains that some of the insider’s securities are restricted stock units, each representing a right to one Class A share. These units vest according to a schedule running through February 15, 2029, and any unvested restricted stock units are cancelled if she stops being a service provider.

What role does Sarah Elizabeth Schubach hold at Dropbox (DBX) in this Form 4?

Sarah Elizabeth Schubach is identified as the Chief Accounting Officer of Dropbox, Inc. The Form 4 associates her officer position with the reported open-market sale of 1,415 shares of Class A Common Stock, executed under a previously adopted Rule 10b5-1 trading plan.