HOUSTON ANDREW (Chief Executive Officer) sold 37.50K shares of DROPBOX, INC. on the open market

Open‑market sale worth $973.5K. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

HOUSTON ANDREW

Filed: 5/18/2026ACC: 0001734563-26-000014

InsiderHOUSTON ANDREWCIK 1734563

→

IssuerDROPBOX, INC.CIK 1467623

DirectorOfficer10% Owner· Chief Executive Officer

Since Mar 2026

-37.50K

Net shares

Net seller

$973.5K

Total sold

Open market trades

0B · 1S

Total transactions

37.50K acquired · 75K disposed

Non-Derivative Transactions2

Class A Common Stock

Indirect

C · Conversion

+37.50K

Price / share

—

Trade value

—

% of position

New position

5/14/2026

0.00→37.50K

Class A Common Stock

Indirect

S · Sale

−37.50K

Price / share

$25.96

Trade value

$973.55K

% of position

New position

5/14/2026

37.50K→0.00

Total

Net shares

+0.00

Net value

-$973.55K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Indirect	5/14/2026	C · Conversion	+37.50K	—	—	New position	0.00	37.50K
Class A Common Stock Indirect	5/14/2026	S · Sale	−37.50K	$25.96	$973.55K	New position	37.50K	0.00
Total			+0.00		-$973.55K

Derivative Transactions1

Class B Common Stock

Indirect

C · Conversion

Converts to

Class A Common Stock

37.50K shares

−37.50K

Strike price

Held after

66.36M

Exercisable

—

5/14/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Class B Common Stock Indirect	Class A Common Stock37.50K shares	5/14/2026	C · Conversion	−37.50K		—	66.36M

Non-Derivative Holdings (Post-Transaction)3

Class A Common Stock

Direct

Shares owned8.27M

Class A Common Stock

Indirect

Shares owned716.73K

Class A Common Stock

Indirect

Shares owned444.44K

Total

8.27M direct·1.16M indirect9.43M

Security Title	Shares Owned	Ownership Type
Class A Common Stock	8.27M	Direct
Class A Common Stock	716.73K	Indirect
Class A Common Stock	444.44K	Indirect
Total	9.43M	8.27M direct·1.16M indirect

Derivative Holdings (Post-Transaction)2

Class B Common Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

7.61M

Shares owned

7.61M

Exercise price

Expiration

—

Exercise window

—

Class B Common Stock

Indirect

Underlying security

Class A Common Stock

Underlying shares

500.50K

Shares owned

500.50K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

8.11M

Owned

8.11M

Security	Underlying	Exercise Window	Expiration	Underlying Shares	Shares Owned
Class B Common Stock Indirect	Class A Common Stock	—	—	7.61M	7.61M
Class B Common Stock Indirect	Class A Common Stock	—	—	500.50K	500.50K
Total				8.11M	8.11M