ALDEYRA THERAPEUTICS INC

Ticker: ALDX CUSIP: 01438T106 Class: Common Stock

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q4 2025

Shares 287,364 Value ($000) $1,489 Avg Close $5.14 Range $3.94 - $5.79

Q3 2025

Shares 273,054 Value ($000) $1,425 Avg Close $5.21 Range $3.73 - $6.17

Q2 2025

Shares 55,739 Value ($000) $213 Avg Close $2.58 Range $1.14 - $5.91

Q1 2025

Shares 55,327 Value ($000) $318 Avg Close $5.91 Range $4.66 - $7.20

Q4 2024

Shares 131,410 Value ($000) $656 Avg Close $5.13 Range $4.09 - $6.17

Q3 2024

Shares 146,759 Value ($000) $791 Avg Close $4.76 Range $3.10 - $6.55

Q2 2024

Shares 193,115 Value ($000) $639 Avg Close $3.92 Range $3.13 - $4.97

Q1 2024

Shares 238,964 Value ($000) $781 Avg Close $3.29 Range $2.71 - $4.34

Q4 2023

Shares 201,541 Value ($000) $707 Avg Close $3.09 Range $1.42 - $6.74

Q3 2023

Shares 267,322 Value ($000) $1,786 Avg Close $7.42 Range $5.95 - $8.46

Q2 2023

Shares 131,300 Value ($000) $1,102 Avg Close $9.85 Range $5.47 - $11.97

Q1 2023

Shares 220,500 Value ($000) $2,190 Avg Close $7.07 Range $5.75 - $10.03

Q4 2022

Shares 450,687 Value ($000) $3,137 Avg Close $5.72 Range $4.95 - $7.15

Q3 2022

Shares 581,439 Value ($000) $3,105 Avg Close $6.00 Range $3.68 - $7.99

Q2 2022

Shares 606,068 Value ($000) $2,418 Avg Close $3.44 Range $2.35 - $5.04

Q1 2022

Shares 342,887 Value ($000) $1,524 Avg Close $3.98 Range $3.00 - $5.31

Q4 2021

Shares 677,072 Value ($000) $2,708 Avg Close $7.63 Range $3.37 - $9.74

Q3 2021

Shares 796,225 Value ($000) $6,991 Avg Close $9.18 Range $7.90 - $11.45

Q2 2021

Shares 1,130,734 Value ($000) $12,811 Avg Close $12.02 Range $10.12 - $15.95

Q1 2021

Shares 881,962 Value ($000) $10,478 Avg Close $11.52 Range $6.47 - $14.62

Q4 2020

Shares 666,369 Value ($000) $4,571 Avg Close $7.02 Range $6.21 - $8.70

Q3 2020

Shares 669,834 Value ($000) $4,963 Avg Close $6.46 Range $3.96 - $7.79

Q2 2020

Shares 173,733 Value ($000) $724 Avg Close $3.65 Range $1.94 - $5.27

Q1 2020

Shares 78,560 Value ($000) $194 Avg Close $4.50 Range $1.48 - $6.57

Q3 2018

Shares 40,929 Value ($000) $565 Avg Close $8.11 Range $6.75 - $16.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	287,364	$1,489	$5.14	$3.94 - $5.79
Q3 2025	273,054	$1,425	$5.21	$3.73 - $6.17
Q2 2025	55,739	$213	$2.58	$1.14 - $5.91
Q1 2025	55,327	$318	$5.91	$4.66 - $7.20
Q4 2024	131,410	$656	$5.13	$4.09 - $6.17
Q3 2024	146,759	$791	$4.76	$3.10 - $6.55
Q2 2024	193,115	$639	$3.92	$3.13 - $4.97
Q1 2024	238,964	$781	$3.29	$2.71 - $4.34
Q4 2023	201,541	$707	$3.09	$1.42 - $6.74
Q3 2023	267,322	$1,786	$7.42	$5.95 - $8.46
Q2 2023	131,300	$1,102	$9.85	$5.47 - $11.97
Q1 2023	220,500	$2,190	$7.07	$5.75 - $10.03
Q4 2022	450,687	$3,137	$5.72	$4.95 - $7.15
Q3 2022	581,439	$3,105	$6.00	$3.68 - $7.99
Q2 2022	606,068	$2,418	$3.44	$2.35 - $5.04
Q1 2022	342,887	$1,524	$3.98	$3.00 - $5.31
Q4 2021	677,072	$2,708	$7.63	$3.37 - $9.74
Q3 2021	796,225	$6,991	$9.18	$7.90 - $11.45
Q2 2021	1,130,734	$12,811	$12.02	$10.12 - $15.95
Q1 2021	881,962	$10,478	$11.52	$6.47 - $14.62
Q4 2020	666,369	$4,571	$7.02	$6.21 - $8.70
Q3 2020	669,834	$4,963	$6.46	$3.96 - $7.79
Q2 2020	173,733	$724	$3.65	$1.94 - $5.27
Q1 2020	78,560	$194	$4.50	$1.48 - $6.57
Q3 2018	40,929	$565	$8.11	$6.75 - $16.70