your badges 52W Range $3–$6 18% of range Analyst Rating BUY 5 analysts Price Target $13 +284% upside P/E · ROE -55.0% Net Profit Margin ·

ATHE Stock Snapshot Price, market cap, P/E, EPS, ROE, debt/equity, 52-week range

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Price $3.45
EPS $-0.19
ROE -55.0%
52W Range $3–$6

ATHE Stock Price Chart Daily OHLCV with technical indicators — pan, zoom, and customize your view

04
range
bars

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Stock splits 2
Ex-date Split Type
Jan. 9, 2023 1-for-10 Reverse
March 24, 2016 1-for-6 Reverse

10-Year Performance Revenue, net income, margins and EPS trends

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EPS$-0.19
2019-06-30 → 2025-06-30
Free Cash Flow$-23M
2019-06-30 → 2026-06-30
Valuation & Ratios 07–12

Valuation P/E, P/S, P/B, EV/EBITDA ratios — is the stock expensive or cheap?

No data for this ratio group yet

Not enough fundamentals data to compute this ratio group yet.

value · ≈ 5Y avg · industry median · verdict relative to median

Full Fundamentals All metrics by year — income statement, balance sheet, cash flow

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Income Statement 11
Metric Trend 202620252024202320222021202020192018
R&D Expense $18M$14M$19M$13M$15M$12M$10M$13M$7M
SG&A Expense $11M$5M$5M$5M$6M$7M$3M$4M$4M
Interest Expense ·$6.2K$7.2K$4.6K$2.3K$1.3K$3.9K··
Interest Income $2M$446.3K$268.4K$16.4K$2.5K$20.7K$17.1K$108.5K$201.2K
Pretax Income $-23M$-12M$-19M$-14M$-13M$-15M$-13M$-12M$-8M
Income Tax $113.5K$68.1K$46.1K$104.5K$70.0K····
Net Income $-23M$-12M$-19M$-14M$-13M$15M$13M$12M$-8M
EPS (Basic) $-11.12$-9.50$-26.20$-0.57$-0.53$-0.90$-1.50··
EPS (Diluted) ·$-0.19$-0.52$-0.57$-0.53$-0.90$-1.50$-2.00·
Shares (Basic) 210,494,323127,938,48372,977,5122,427,841,9172,405,990,0361,696,876,324894,872,224615,772,236533,891,470
Shares (Diluted) ·6,396,924,1173,648,875,5642,427,841,9172,405,990,0361,696,876,324894,872,224··
Balance Sheet 10
Metric Trend 202620252024202320222021202020192018
Cash & Equivalents $37M$33M$13M$16M$35M$28M$9M$14M$15M
Receivables $8M$4M$4M$9M$5M$4M$61.3K$5M$3M
Current Assets $46M$46M$19M$27M$41M$33M$10M$20M$19M
PP&E (Net) $302$3.8K$32.2K$61.8K$102.6K$31.3K$39.5K$48.7K$71.4K
Total Assets $46M$46M$19M$27M$41M$34M$10M$20M$19M
Accounts Payable $2M$3M$5M$4M$5M$3M$2M$3M$2M
Current Liabilities $3M$4M$5M$4M$6M$3M$3M$3M$3M
Total Liabilities $3M$4M$5M$5M$6M$3M$3M$3M$3M
Retained Earnings $-246M$-226M$-214M$-195M$-182M$170M$-154M$-141M$-130M
Stockholders' Equity $43M$42M$14M$23M$35M$30M$7M$17M$16M
Cash Flow 6
Metric Trend 202620252024202320222021202020192018
Operating Cash Flow $-23M$-11M$-13M$-20M$-12M$-17M$-9M$-14M$-6M
CapEx $0$0$5.7K$7.3K$89.1K$10.5K$16.7K$7.0K$62.4K
Investing Cash Flow $8M$-8M$-5.7K$-36.5K$-89.1K$-10.5K$-16.7K$-7.0K$-18.4K
Financing Cash Flow $19M$40M$9M$124.3K$16M$37M$4M$13M$-107.7K
Free Cash Flow $-23M·$-13M$-20M$-12M$-17M$-9M$-14M·
Levered FCF ··$-13M$-20M$-12M····
Profitability 2
Metric Trend 202620252024202320222021202020192018
ROA -50.8%-37.2%-82.2%40.2%34.3%70.4%-90.3%-63.9%·
ROE -55.0%11.5%20.0%47.4%39.0%81.4%-113.5%-75.6%·
Liquidity & Solvency 2
Metric Trend 202620252024202320222021202020192018
Current Ratio 14.513.03.56.27.110.93.66.0·
Quick Ratio 14.310.53.15.60.810.63.45.8·
Per Share 2
Metric Trend 202620252024202320222021202020192018
Cash Flow / Share ·$-0.00$-0.00$-0.01$-0.01····
EPS (TTM) ·$-0.19$-0.52$-0.57$-0.53$-0.90$-1.50$-2.00·
Valuation (TTM) 3
Metric Trend 202620252024202320222021202020192018
Net Income TTM $-23M$-12M$-19M$-14M$-13M$15M$13M$12M·
P/E ·-21.5-3.5-4.9-11.5-14.4-7.9-6.5·
Earnings Yield ·-4.7%-28.7%-20.4%-8.7%-6.9%-12.6%-15.3%·

Most recent period on the left · null values shown as ·

Financial Statements Income statement, balance sheet, cash flow — annual, last 5 years

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Metric 2026-06-302025-06-302024-06-302023-06-302022-06-30
Net Income $-23M $-12M $-19M $-14M $-13M
Diluted EPS · $-0.19 $-0.52 $-0.57 $-0.53

Institutional owners (13F) 22 filers · $2.0M total · As of June 30, 2026

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Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.

Holders 22
Value held $2.0M
New positions 6
Exited positions 0
Institutional activity — Q2 2026 vs prior quarter
New positions Exited positions Increased Decreased Net shares change
6 (+6 vs prior Q) 0 (-2 vs prior Q) 7 (+5 vs prior Q) 0 (-5 vs prior Q) +74K

Compared to Q1 2026. SEC Form 13F filings are due within 45 days of quarter-end plus a short buffer for late filers — quarters still inside that window are skipped in favor of the most recent fully-reported pair.

Institution Value Shares % of tracked 13F Type
Twin Lakes Capital Management, LLC $747,815 139,258 37.10% Shares
MORGAN STANLEY $338,660 63,065 16.80% Shares
GREENLEAF TRUST $332,940 62,000 16.52% Shares
HB Wealth Management, LLC $313,930 58,460 15.58% Shares
CITADEL ADVISORS LLC $201,896 37,597 10.02% Shares
BNP PARIBAS FINANCIAL MARKETS $54,983 10,239 2.73% Shares
GAMMA Investing LLC $12,399 2,309 0.62% Shares
RHUMBLINE ADVISERS $10,786 2,009 0.54% Shares
Providence Capital Advisors, LLC $1,074 200 0.05% Shares
OSAIC HOLDINGS, INC. $362 68 0.02% Shares
Blue Trust, Inc. $215 40 0.01% Shares
Farther Finance Advisors, LLC $205 39 0.01% Shares
CoreCap Advisors, LLC $113 21 0.01% Shares
HRT FINANCIAL LP $92 17,292 0.00% Shares
Steward Partners Investment Advisory, LLC $32 6 0.00% Shares
UBS Group AG $27 5 0.00% Shares
ACADIAN ASSET MANAGEMENT LLC $10 1,863 0.00% Shares
Cranbrook Wealth Management, LLC $6 1 0.00% Shares
Caitong International Asset Management Co., Ltd $5 1 0.00% Shares
DANSKE BANK A/S $5 1 0.00% Shares
CITIGROUP INC $5 1 0.00% Shares
Motiv8 Investments LLC $0 40 0.00% Shares

Activists & 5%+ owners 1 position

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Investors who filed SEC Schedule 13D — beneficial ownership above 5% with an intent to influence the issuer (activist stakes, board campaigns, M&A). Each row shows the most recent known state of that filer's position.

Filer Filed Stake Status Purpose Filing
Life Biosciences LLC ×12 filings Oct. 31, 2022 · Initial filing · SEC

Purpose is an automated classification of the filer's own stated purpose (SEC Item 4) — not investment advice. "—" means no clear purpose was stated or the text could not be classified.

Company insiders 4 insiders · 1 officers · 4 directors

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Insider Role Last activity Shares owned Buys 12m Sells 12m Net 12m
David Allen Stamler Chief Executive Officer Aug. 31, 2026 P · 1 0 $23,810
Peter Ashley Marks Director Aug. 31, 2026 P 191,340 2 0 $47,620
Julian Michael Babarczy Director June 15, 2026 A · 0 0 $0
Lawrence Bernard Gozlan Director June 15, 2026 A · 0 0 $0

Insiders from SEC Form 3/4/5 filings; net = open-market P/S only

ATHE Analyst Consensus Bullish and bearish analyst opinions, 12-month price target, upside

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rating · 5 analysts BUY
Median target $13.50 +291.3%
1 20.0% Strong Buy
3 60.0% Buy
1 20.0% Hold
0 0.0% Sell
0 0.0% Strong Sell

12-Month Price Target

4 analysts · 2026-10-04

Mean target $13.25 +284.1%

← Below all targets Current price $3.45
Low$10.00 Mean$13.25 High$16.00

Peer comparison (GICS sub-industry) Key metrics vs sector peers

22

FY basis, prices as of each company's last fiscal year-end close.

Ticker Market Cap P/E Rev YoY Net Margin ROE Gross Margin
ATHE · · · · -55.0% ·
KZIA · -165.9 · -49290.5% 226.0% ·

My Metrics Your personal watchlist — selected rows from Full Fundamentals

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Source: SEC 20-F filed Aug 28, 2026