ALDEYRA THERAPEUTICS INC

Ticker: ALDX CUSIP: 01438T106 Class: Common Stock

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

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

Q1 2025

Shares 10,328 Value ($000) $59 Avg Close $5.91 Range $4.66 - $7.20

Q2 2016

Shares 267,764 Value ($000) $1,524 Avg Close $5.59 Range $4.11 - $6.69

Q1 2016

Shares 471,259 Value ($000) $1,975 Avg Close $4.81 Range $3.39 - $6.96

Q4 2015

Shares 690,538 Value ($000) $4,682 Avg Close $6.72 Range $4.84 - $7.70

Q3 2015

Shares 690,538 Value ($000) $4,026 Avg Close $7.81 Range $5.35 - $10.90

Q2 2015

Shares 690,538 Value ($000) $5,359 Avg Close $8.62 Range $6.64 - $11.79

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	10,328	$59	$5.91	$4.66 - $7.20
Q2 2016	267,764	$1,524	$5.59	$4.11 - $6.69
Q1 2016	471,259	$1,975	$4.81	$3.39 - $6.96
Q4 2015	690,538	$4,682	$6.72	$4.84 - $7.70
Q3 2015	690,538	$4,026	$7.81	$5.35 - $10.90
Q2 2015	690,538	$5,359	$8.62	$6.64 - $11.79