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Research & education only — not financial advice.TENK is not a registered investment adviser; calls are impersonal, generated from SEC filings and a delayed/third-party price feed, and may be wrong or out of date. The operator and an affiliated trading operation may hold or trade the securities TENK rates — see Disclosures. Do your own research.

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Home›Stocks›ALDX
ALDX logo

ALDX

Aldeyra Therapeutics, Inc.

Next earnings Aug 5, 2026 · consensus $-0.11 EPS

Avoid
$2.27
▲ +10.73%
$2.27▼ -40.11%
over 1Y
L $1.24H $5.89
Earnings Dividend Split Congress buy Congress sellGrouped by date · hover a pin to expand
Today+10.7%
1W+26.1%
1M+38.4%
3M+36.7%
YTD-51.4%
1Y-40.1%
OverviewFinancialsValuationQualityTimelineFilings
Rating
Avoid
Quality
C
Valuation
Fair value
Filings
Watch
Avoid
Conviction
Horizon
Long (>12mo)
Street · 12 analysts
Buy

Pre-revenue biotech riding on a twice-CRL'd drug and an unexercised AbbVie option — binary, dilutive, not investable yet.

Net income -$33.8M · FY2025

Aldeyra is a clinical-stage biotech with zero product revenue across five straight years of losses (-$33.8M in FY2025) and an accumulated deficit of -$484M. The entire equity thesis rests on a single asset, reproxalap, which the filing concedes has already drawn multiple FDA Complete Response Letters: 'Our success... depends on whether we successfully address the issues raised by the FDA in the reproxalap Complete Response Letters.' That is a textbook binary regulatory event, not a fundamentals story. With no revenue line to model, traditional valuation (P/E, P/S, ROE of -76.5%) is meaningless — you are buying a lottery ticket on an FDA decision and on whether AbbVie exercises its option.

The balance sheet is the more urgent problem. Cash is $70.0M, but operating cash burn was -$33.3M last year, leaving roughly two years of runway — and that ignores the funding cliff in the filing: the Hercules Credit Facility had $15.0M outstanding with a Maturity Date of April 1, 2026, which is why current debt exploded +48,509% to $15.2M. As of today (June 2026) that note has come due, consuming a chunk of the cash position. Management is explicit it 'will need to raise additional capital in the form of debt or equity,' and it already has a $75M Jefferies ATM armed and ready — meaning near-certain dilution against a 60.2M share base at a $2.05 stock. R&D spend was cut -46.8%, which preserves cash but also signals a company throttling its pipeline to survive rather than investing to win.

Is ALDX a buy? The one-page verdict, explained →

The options angle

model · matches our verdict
Bear put spread (caution)~90d expiry
  • Long put 2.5 @ ~0.53 est
  • Short put 2 @ ~0.25 est
debit $28max +$22max −$28BE 2.22

AVOID means we wouldn't engage at all — if expressing the short side anyway, only with capped risk.

Open in the calculator →

Educational template, not a trade recommendation. Strikes and premiums are Black-Scholes model estimates from the last close and 30-day realized volatility — real chains, spreads and IV will differ. Options involve substantial risk.

Financials · annual, by fiscal year

Line itemFY21FY22FY23FY24FY25
Revenue—————
Gross profit—————
Operating income-$56.2M-$62.7M-$42.8M-$60.1M-$35.3M
Net income-$57.8M-$62.0M-$37.5M-$55.9M-$33.8M
Diluted EPS-$1.07-$1.06-$0.64-$0.94-$0.56
Net margin—————

10-year statements — income, cash flow, balance sheet & CSV export →

Annual figures from SEC 10-K XBRL filings. Open the filing links below for full statement detail.

Key statistics

Valuation

Enterprise value$82.1M
EV / EBITDA—
EV / Sales—
EV / FCF—
P / FCF—
PEG (trailing)—
Earnings yield-24.7%
FCF yield-24.4%

Quality & risk

ROIC (est.)-46.8%
Free cash flow-$33.3M
Total debt$15.2M
Net cash$54.8M
Piotroski F-Score3/7

Capital returns

Buyback yield—
Dividend yield (est.)—
Shareholder yield—
Shares Δ YoY+0.8%

Computed from SEC XBRL annual figures + the current quote. EV and ROIC use long-term + current debt where filed; estimates, not investment advice.

Disclosure timeline

SEC · 8-Ks + reports
Some governance/structural items recently, but no outright red flags.
  1. 8-K Officer / director change2026-06-10

    Annual-meeting voting results filed alongside a board/officer change (items 5.02/5.07)

  2. 10-Q Quarterly report2026-05-07

    Q1'26: ongoing losses; ~$70M cash vs $15M loan due; reproxalap still pending FDA

  3. 8-K Reg FD disclosure2026-05-01

    Reg FD press release / corporate update issued (item 7.01)

  4. DEF 14A Proxy statement2026-04-27

    Proxy: directors, comp and auditor up for 2026 annual-meeting vote

  5. 8-K Officer / director change2026-04-20

    Executive or director appointment/departure disclosed (item 5.02)

  6. 8-K Other event2026-04-01

    Other-events filing as the $15M Hercules term loan hits its Apr-1 maturity

  7. 8-K Reg FD disclosure2026-03-17

    Corporate/regulatory update press release issued (items 7.01/8.01)

  8. 10-K Annual report2026-02-27

    FY25 net loss narrowed 39% to -$33.8M, R&D cut 47%, cash $70M; reproxalap unapproved

  9. 8-K Officer / director change2025-12-31

    Year-end leadership change disclosed (item 5.02)

Recent filings

all on EDGAR ↗
4Period ending 2026-06-092026-06-11open ↗4Period ending 2026-06-092026-06-11open ↗4Period ending 2026-06-092026-06-11open ↗4Period ending 2026-06-092026-06-11open ↗4Period ending 2026-06-092026-06-11open ↗4Period ending 2026-06-092026-06-11open ↗4Period ending 2026-06-092026-06-11open ↗3Period ending 2026-06-092026-06-11open ↗8-KPeriod ending 2026-06-092026-06-10open ↗4Period ending 2026-06-032026-06-05open ↗SCHEDULE 13G/AFiling2026-05-15open ↗10-QPeriod ending 2026-03-312026-05-07open ↗

Quality score

C
ValueGrowthProfitHealthMom.
Value—
GrowthA+
ProfitabilityF
Financial healthC+
MomentumD
  • ✗Profitable (positive net income)
  • ✗Return on equity above 15%
  • ✓Liabilities below 2× equity
1.2452-week5.89
Revenue
—
Net margin
—
ROE
-76.5%
P/E
—

SEC fundamentals · FY 2025

■ revenue · ■ net income, by fiscal year

Net income-$33.8M+39.4%
Operating income-$35.3M+41.3%
Diluted EPS-$0.56+40.4%
Cash & equivalents$70.0M+28.5%
Total assets$72.1M-31.1%
Total liabilities$27.8M-17.2%
Stockholders' equity$44.3M-37.7%
L/E: 0.63x

Frequently asked

Is Aldeyra Therapeutics, Inc. (ALDX) a buy?
ALDX currently carries a Avoid rating with 4/5 conviction, derived from its latest SEC filings. Pre-revenue biotech riding on a twice-CRL'd drug and an unexercised AbbVie option — binary, dilutive, not investable yet.
What is Aldeyra Therapeutics, Inc.'s quality score?
ALDX scores 56.06528651980069/100 (grade C) on a SEC-grounded quality model spanning value, growth, profitability, financial health and momentum.

Sources: SEC EDGAR (CIK 0001341235, latest 10-Q filed 2026-05-07) · EODHD · Proprietary analysis · as of 6/30/2026, 11:46:52 AM.

›About this recommendation — produced by TENK/calls (tenkcalls.com), Luxembourg · not investment advice

AI-generated analysis, produced by our proprietary engine from SEC filing data.

Investment recommendation produced by TENK/calls (tenkcalls.com), Luxembourg. Completed Jun 30, 2026, 7:46 AM ET. Ratings & methodology: definitions · All recommendations to date: track record · Conflicts: disclosures. Not investment advice.

Research and education only — not financial advice. TENKis not a registered investment adviser or broker-dealer and gives no personalized advice. Every call is impersonal — identical for all users, generated on a schedule from SEC filings plus a delayed/third-party price feed — may be wrong or out of date, and is not a recommendation to buy or sell any security. The operator and an affiliated trading operation may hold or trade the securities TENK rates; see Disclosures. Past performance does not guarantee future results. Do your own research.

Insider activity

Form 4 · SEC

Last 90 days: 1 open-market buy · 0 sales

2026-06-03
Brady Todd C
President and CEO
Buy250K @ $1.67$418K

Earnings history

beat/miss · move
2023-05-04—▲ +10.91%8-K ↗
2023-03-09—▲ +5.33%8-K ↗
2022-11-10—▼ -0.36%8-K ↗
2022-08-05—▲ +33.45%8-K ↗
2022-05-05—▼ -11.73%8-K ↗
2022-03-17—▲ +15.44%8-K ↗

Dates from 8-K (Item 2.02); beat/miss = reported EPS vs consensus (Finnhub, recent quarters); move = prior close → close on/after.

Vs tracked universe

compare →

1195 tracked peers · median

TENK Score56 vs 67
Revenue growth— vs 7.5%
Net margin— vs 10.0%
Return on equity-76.5% vs 12.0%
P/E— vs 26.2