Yoon William T 4

4 · DROPBOX, INC. · Filed Mar 13, 2026

AI-generated summary of this filing

Updated Mar 13, 2026

Dropbox (DBX) Chief Legal Officer William Yoon Sells Shares

What Happened

William T. Yoon, Chief Legal Officer of Dropbox, sold a total of 9,175 shares (open-market sales) on March 11, 2026, for combined proceeds of approximately $237,897. The sales break down as 8,775 shares at a weighted average price of $25.90 (≈ $227,271) and 400 shares at a weighted average price of $26.57 (≈ $10,626). These transactions are reported as sales (code S).

Key Details

Transaction date: March 11, 2026 (filed March 13, 2026 — filing appears timely within the 2-business-day Form 4 window).
Prices/ranges: 8,775 shares reported at $25.90 (executed across trades at $25.54–$26.49); 400 shares reported at $26.57 (executed across trades at $26.55–$26.59). Reported prices are weighted averages; detailed trade-level prices can be provided on request (per the footnotes).
Proceeds: ≈ $237,897 total.
Shares owned after transaction: not disclosed in this filing.
Notable footnotes:
- Sale pursuant to a Rule 10b5-1 trading plan adopted December 10, 2025.
- Filing notes some securities are restricted stock units (RSUs) that convert to shares subject to vesting through February 15, 2029; unvested RSUs are cancellable if service ends.

Context

These were open-market sales executed under a pre-established 10b5-1 plan, which is a common mechanism for insiders to sell shares according to a preset schedule and is generally considered routine (not an immediate indicator of the insider’s view of the company).

Form 4

Period: 2026-03-11

Chief Legal Officer

Transactions

Sale
Class A Common Stock
[F1][F2][F3]
2026-03-11$25.90/sh−8,775$227,271→ 189,955 total
Sale
Class A Common Stock
[F1][F4][F3]
2026-03-11$26.57/sh−400$10,626→ 189,555 total

Footnotes (4)

[F1]These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 10, 2025.
[F2]This transaction was executed in multiple trades at prices ranging from $25.54 to $26.49. 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.
[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 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.
[F4]This transaction was executed in multiple trades at prices ranging from $26.55 to $26.59. 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.

Signature

/s/ Cara Angelmar, Attorney-in-Fact|2026-03-13

4 files