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ALDX
Aldeyra Therapeutics, Inc.
stock NASDAQ

Market Open

Oct 1, 2026 11:39:28 AM EDT

1.24USD+0.407%(+0.01)519,294

1.24Bid 1.25Ask 0.01Spread

Pre-market

Oct 1, 2026 9:25:30 AM EDT

1.26USD+2.439%(+0.03)370

After-hours

Sep 30, 2026 4:38:30 PM EDT

1.26USD+3.279%(+0.04)0

OverviewOptionsHistoricalExchange VolumeShortsMore

ALDX Volume Oct 1, 2026 11:34:04 AM EDT

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Exchange	Day%	Volume	30D%
Off Exchange¹	44.11	215,926	45.57
Nasdaq GSM	17.16	83,991	20.77
NYSE Arca	14.04	68,745	9.47
Cboe BZX	7.63	37,366	6.31
Cboe EDGX	7.52	36,796	7.05
IEX	3.14	15,389	5.86
MEMX	2.24	10,986	0.69
MIAX Pearl	1.97	9,656	0.67
NYSE	1.69	8,283	1.72
NYSE American	0.21	1,004	0.19
CHX	0.10	495	0.02
Cboe BYX	0.08	407	0.65
24X National	0.04	200	0.03
NYSE National	0.03	140	0.24
Cboe EDGA	0.02	90	0.24
Texas Stock Exchange LLC	0.00	0	0.24
Nasdaq BX	0.00	0	0.24
Nasdaq PHLX	0.00	0	0.03

chartexchange.com

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

ALDX Nutrition Facts

0.57 servings per container

Serving size

864.42K

Calories

489.47K

% Day

% Avg

Off Exchange¹ 216K

44.11%

45.57%

Nasdaq GSM 84K

17.16%

20.77%

NYSE Arca 69K

14.04%

9.47%

Cboe BZX 37K

7.63%

6.31%

Cboe EDGX 37K

7.52%

7.05%

IEX 15K

3.14%

5.86%

MEMX 11K

2.24%

0.69%

MIAX Pearl 10K

1.97%

0.67%

NYSE 8K

1.69%

1.72%

NYSE American 1K

0.21%

0.19%

CHX 495

0.10%

0.02%

Cboe BYX 407

0.08%

0.65%

24X National 200

0.04%

0.03%

NYSE National 140

0.03%

0.24%

Cboe EDGA 90

0.02%

0.24%

Texas Stock Exchange LLC 0

0.00%

0.24%

Nasdaq BX 0

0.00%

0.24%

Nasdaq PHLX 0

0.00%

0.03%

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

chartexchange.com

ALDX Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 215,926, which is 44.11% of today's total volume.
Today's Lit volume is 273,548, which is 55.89%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.57%.
The average Lit volume has been 54.43%.

ALDX Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe BZX

Cboe EDGX

IEX

MEMX

MIAX Pearl

NYSE

NYSE American

CHX