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  4. [Form 4] DROPBOX, INC. Insider Trading Activity

Dropbox (DBX) Chief Accounting Officer sells 1,631 shares

Filing Impact
(Neutral)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

DROPBOX, INC. (DBX) reported that Chief Accounting Officer Sarah Elizabeth Schubach sold 1,631 shares of Class A Common Stock on August 20, 2026 at $34.01 per share in an open-market or private transaction. The sale was made pursuant to a Rule 10b5-1 trading plan adopted on May 16, 2025. After this transaction, she directly holds 116,781 shares of Class A Common Stock, including restricted stock units that vest on a schedule extending through February 15, 2030 and are subject to cancellation if she ceases to be a Service Provider.

Positive

  • None.

Negative

  • None.
Insider Schubach Sarah Elizabeth
Role Chief Accounting Officer
Sold 1,631 shs ($55K)
Type Security Shares Price Value
Sale Class A Common Stock F1, F2 1,631 $34.01 $55K
Holdings After Transaction: Class A Common Stock — 116,781 shares (Direct)
Footnotes (2)
  1. F1. These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 16, 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 February 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.
Shares sold 1,631 shares Class A Common Stock sold on August 20, 2026
Sale price per share $34.01 per share Open-market or private sale on August 20, 2026
Shares held after transaction 116,781 shares Direct ownership of Class A Common Stock following the sale
10b5-1 plan adoption date May 16, 2025 Rule 10b5-1 trading plan governing the reported sale
RSU vesting through date February 15, 2030 End of vesting schedule for certain restricted stock units
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"
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

What insider transaction did DBX report for Sarah Elizabeth Schubach?
DBX reported that Chief Accounting Officer Sarah Elizabeth Schubach sold 1,631 shares of Class A Common Stock on August 20, 2026 at $34.01 per share in an open-market or private transaction.

How many Dropbox (DBX) shares does Sarah Elizabeth Schubach hold after the sale?
After the reported sale, Sarah Elizabeth Schubach directly holds 116,781 shares of Dropbox Class A Common Stock, which includes restricted stock units subject to vesting conditions through February 15, 2030.

Was the August 20, 2026 sale by the DBX Chief Accounting Officer under a 10b5-1 plan?
Yes. The 1,631-share sale on August 20, 2026 was executed pursuant to a Rule 10b5-1 trading plan that Sarah Elizabeth Schubach adopted on May 16, 2025.

What price did the DBX insider receive for the shares sold on August 20, 2026?
Sarah Elizabeth Schubach sold 1,631 shares of Dropbox Class A Common Stock at a price of $34.01 per share on August 20, 2026.

What are the key terms of the restricted stock units held by the DBX Chief Accounting Officer?
Certain securities held by Sarah Elizabeth Schubach are restricted stock units, each representing one Class A share, vesting under an applicable schedule through February 15, 2030. Any unvested units will be cancelled if she ceases to be a Service Provider.

Does the DBX filing indicate any derivative transactions for this insider?
No. The filing reports no derivative transactions; all disclosed activity relates to a sale of non-derivative Class A Common Stock and the continued holding of restricted stock units.

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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED 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)
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)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Accounting Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/20/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Class A Common Stock08/20/2026S(1)1,631D$34.01116,781(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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount 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, 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-Fact08/24/2026
** Signature of Reporting PersonDate
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)

Source: View Original Filing on SEC EDGAR