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Smart Investors Daily
AL

NASDAQ · ALDX

Aldeyra Therapeutics, Inc.

Healthcare · Biotechnology

$0.62

Up+$0.03 (+4.32%)

Updated Nov 4, 2026, 11:28 PM

SID Score

4.3/10

Composite research score

Smart Money

—

Institutional and insider signal

Market cap
328.49M
P/E ratio
-7.6
Dividend yield
0.00%
52-week range
$0.53 – $5.60
Volume
671.06K
Avg. volume
1.07M

Price performance · ALDX

ALDX price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Nov 3, 2026

ALDX closed at $0.62 after 21 trading sessions, down 32.24% for the selected period.

Last close
$0.62
Period change
-32.24%
Period low
$0.56
Period high
$0.96
Daily close
View OHLC price history
ALDX OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Nov 3, 2026$0.5832$0.63$0.5526$0.6206671.06K
Nov 2, 2026$0.5601$0.5994$0.5271$0.5832906.1K
Oct 30, 2026$0.67$0.68$0.5502$0.5603896.63K
Oct 29, 2026$0.67$0.719$0.6556$0.6591418.11K
Oct 28, 2026$0.64$0.6932$0.63$0.6836727.58K
Oct 27, 2026$0.6311$0.6692$0.6203$0.6412991.81K
Oct 26, 2026$0.6569$0.6698$0.6269$0.6417786.36K
Oct 23, 2026$0.63$0.6544$0.6035$0.6497821.84K
Oct 22, 2026$0.6704$0.7346$0.6278$0.6453717.82K
Oct 21, 2026$0.7375$0.7499$0.6601$0.6703606.57K
Oct 20, 2026$0.654$0.7484$0.6501$0.73431.65M
Oct 19, 2026$0.7042$0.72$0.656$0.6651861.77K
Oct 16, 2026$0.74$0.74$0.6501$0.70011.81M
Oct 15, 2026$0.77$0.803$0.7254$0.73731.23M
Oct 14, 2026$0.88$0.899$0.7886$0.79041.58M
Oct 13, 2026$0.89$0.91$0.8652$0.89981.46M
Oct 12, 2026$0.92$0.94$0.882$0.90581.34M
Oct 9, 2026$0.9396$0.97$0.915$0.9163699.27K
Oct 8, 2026$0.96$0.97$0.9124$0.94771.18M
Oct 7, 2026$0.91$0.9666$0.8812$0.95861.29M
Oct 6, 2026$0.95$0.99$0.8619$0.91598.23M

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