NASDAQ · Biotechnology

Aldeyra Therapeutics, Inc. (ALDX) Stock

$0.92 -3.31% NASDAQ: ALDX Healthcare

Valuation

MetricValue
Price$0.92
Market Cap$55.27M
P/E Ratio-3.02
P/B Ratio1.86
P/S Ratio0.00
EPS (TTM)$-0.56
52-Week High$5.93
52-Week Low$0.88
Dividend Yield0.00%

Financials & Margins

MetricValue
ROE-53.14%
ROA-48.49%
ROCE-63.52%
Gross Margin0.00%
Operating Margin0.00%
Net Margin0.00%
Debt/Equity0.36
Current Ratio2.57

Annual Financials (USD)

Metric20212022202320242025
Revenue$0$0$0$0$0
Operating Profit$-56.0M$-63.0M$-43.0M$-60.0M$-35.0M
Net Profit$-58.0M$-62.0M$-38.0M$-56.0M$-34.0M
EPS$-1.07$-1.06$-0.64$-0.94$-0.56
Op Margin—————

Balance Sheet (USD)

Metric20212022202320242025
Total Assets$233.0M$181.0M$148.0M$105.0M$72.0M
Total Liabilities$27.0M$30.0M$29.0M$34.0M$28.0M
Cash$230.0M$144.0M$143.0M$55.0M$70.0M
Borrowings$16.0M$16.0M$16.0M$15.0M$16.0M

Latest News

Levicept Appoints Darlene Deptula-Hicks as CFO GlobeNewswire · Jul 7, 2026 CEO, President & Director of Aldeyra Therapeutics Picks Up 18% More Stock Simply Wall St. · Jun 10, 2026 Aldeyra Therapeutics Appoints Darlene Deptula-Hicks to Board of Directors Business Wire · Jun 10, 2026 Aldeyra Therapeutics Insider Bought Shares Worth $418,450, According to a Recent SEC Filing MT Newswires · Jun 5, 2026 Aldeyra Therapeutics Eyes FDA Feedback as Dry Eye Drug Faces Make-or-Break Moment MarketBeat · Jun 5, 2026

Cash Flow (USD)

Metric20212022202320242025
Operating Cash Flow$-43.0M$-57.0M$-30.0M$-43.0M$-33.0M
Investing Cash Flow$0$-30.0M$30.0M$-45.0M$48.0M
Financing Cash Flow$5.0M$0$-1.0M$0$0
Net Cash Flow$152.0M$-85.0M$-2.0M$-88.0M$16.0M
Free Cash Flow$-43.0M$-57.0M$-30.0M$-43.0M$-33.0M

Valuation & Return Ratios

MetricValue
PEG Ratio-0.03
EV / EBITDA-1.20
FCF Yield-31.23%
Quick Ratio4.91
Interest Coverage-16.95
Return 1Y-61.48%
Return 3Y-75.38%
Return 5Y-80.08%

Ownership

Insiders Held3.60%
Institutions Held62.79%
Institutions Float Held65.14%
Institutional HolderSharesReport Date
Knoll Capital Management, LLC5,475,5162026-03-31
Blackrock Inc.3,763,8872026-03-31
AQR Capital Management, LLC2,829,8752026-03-31
Vanguard Capital Management LLC2,363,7422026-03-31
Kingdon Capital Management LLC2,152,3152026-03-31

Peer Comparison

TickerPriceChangeP/EMarket CapDiv Yield
ACIUAC Immune SA $2.50 -1.96% -5.24 $254.43M 0.00%
AMRNAmarin Corporation plc $14.58 +0.80% -9.00 $301.45M 0.00%
ANROAlto Neuroscience, Inc. $24.37 +1.41% -9.71 $855.24M 0.00%
CADLCandel Therapeutics, Inc. $9.94 +2.90% -7.22 $728.31M 0.00%
CLLSCellectis S.A. $2.81 -2.26% -4.14 $282.17M 0.00%

About Aldeyra Therapeutics, Inc.

Aldeyra Therapeutics, Inc. is led by CEO Todd C. Brady, publicly traded since 2014.

Aldeyra Therapeutics, Inc. (ALDX) stock trades at $0.92 with a market capitalization of $55.27M. The stock is valued at a price-to-earnings (P/E) ratio of -3.02, price-to-book of 1.86, price-to-sales of 0.00. Over the past 52 weeks the stock has ranged between $0.88 and $5.93, and currently trades 84.5% below its 52-week high.

On profitability, Aldeyra Therapeutics, Inc. generates a return on equity (ROE) of -53.14%, return on capital employed of -63.52%, an operating margin of 0.00%, a net profit margin of 0.00%.

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