DROPBOX INC

Ticker: DBX CUSIP: 26210C104 Class: Common Stock

Sigma Planning Corp's Holding History (CIK: 0001449126)

Note: Option positions (PUT/CALL) are excluded.

Q2 2021

Shares 25,092 Value ($000) $761 Avg Close $27.32 Range $24.07 - $30.54

Q1 2021

Shares 27,445 Value ($000) $732 Avg Close $24.06 Range $21.57 - $28.33

Q4 2020

Shares 39,855 Value ($000) $884 Avg Close $20.36 Range $17.66 - $25.16

Q3 2020

Shares 11,428 Value ($000) $220 Avg Close $20.82 Range $18.61 - $23.64

Q3 2018

Shares 7,616 Value ($000) $204 Avg Close $28.89 Range $24.78 - $34.95

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	25,092	$761	$27.32	$24.07 - $30.54
Q1 2021	27,445	$732	$24.06	$21.57 - $28.33
Q4 2020	39,855	$884	$20.36	$17.66 - $25.16
Q3 2020	11,428	$220	$20.82	$18.61 - $23.64
Q3 2018	7,616	$204	$28.89	$24.78 - $34.95