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Attovia Therapeutics, Inc. (ATTO) stock

ATTONasdaqBiological Products, (No Diagnostic Substances)Fiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 9, 2026
$16.73+0.09 (+0.54%)

Close on Nov 11, 2026Market cap $763.75MP/E –Yield –

Key statistics

Valuation at the latest close; fundamentals over fiscal , balances at Sep 30, 2026

Valuation

Market cap
$763.75M
P/E ratio
–
Price to sales
–
Price to book
1.92
Dividend yield
–
Free cash flow yield
–

Fundamentals

Book value per share
$13.54
Diluted shares
29M

Trading

Previous close
$16.64
Open
$16.55
Day's range
$16.44 – $17.37
Volume
150,110
Average volume (20 days)
323,686
RSI (14 days)
56.0
Relative volume
0.36×

On 1 of our idea list: More cash than they're worth

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 11, 2026. The S&P 500 is measured by the SPY fund.

PeriodATTOS&P 500DifferenceATTO per yearS&P 500 per year
1 month+3.2%-2.4%+5.6 pts
3 months-10.3%-1.2%−9.1 pts
Year to date+3459.6%+12.3%+3447.3 pts
1 year+3459.6%+12.4%+3447.1 pts
3 years+3459.6%+78.8%+3380.8 pts+229.0%+21.4%
5 years-35.1%+75.2%−110.3 pts-8.3%+11.9%
10 years+95.7%+311.1%−215.4 pts+6.9%+15.2%

Two years at a glance

Fiscal years 2024 to 2025, USD

Reported period

Press releases

Releases Attovia Therapeutics filed with the SEC as exhibits to Form 8-K or 6-K

Attovia Therapeutics stock: common questions

What is Attovia Therapeutics's stock price?

ATTO closed at $16.73 on Nov 11, 2026, up 0.54% on the day.

What is Attovia Therapeutics's market cap?

Attovia Therapeutics was worth $763.75M at the close on Nov 11, 2026: the share price times the diluted shares outstanding.

Does Attovia Therapeutics pay a dividend?

No. Attovia Therapeutics has not paid a cash dividend over the last twelve months.

How has ATTO stock performed over the past year?

Including dividends, ATTO returned +3459.6% over the past year, against +12.4% for the S&P 500.

How many ATTO shares are sold short?

2M shares were sold short at the latest FINRA report, 6.12% of the float, or 4.5 days of average trading volume.

Who are Attovia Therapeutics's competitors?

Companies most similar to Attovia Therapeutics by business, industry and size include AMGN, GILD, MRNA, BIIB, BNTX.

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