ALDEYRA THERAPEUTICS INC

Ticker: ALDX CUSIP: 01438T106 Class: Common Stock

FIRST TRUST ADVISORS LP's Holding History (CIK: 0001125816)

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

Q2 2021

Shares 146,320 Value ($000) $1,658 Avg Close $12.02 Range $10.12 - $15.95

Q1 2021

Shares 120,115 Value ($000) $1,427 Avg Close $11.52 Range $6.47 - $14.62

Q4 2020

Shares 93,920 Value ($000) $644 Avg Close $7.02 Range $6.21 - $8.70

Q3 2020

Shares 97,692 Value ($000) $724 Avg Close $6.46 Range $3.96 - $7.79

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2021	146,320	$1,658	$12.02	$10.12 - $15.95
Q1 2021	120,115	$1,427	$11.52	$6.47 - $14.62
Q4 2020	93,920	$644	$7.02	$6.21 - $8.70
Q3 2020	97,692	$724	$6.46	$3.96 - $7.79