Acumen Pharmaceuticals, Inc. (ABOS) stock

ABOSNasdaqBiological Products, (No Diagnostic Substances)Fiscal year ends December 31

Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 26, 2026Score 2/30

$0.21−0.00 (-1.83%)

Close on Nov 13, 2026Market cap $15.48MP/E –Yield –

Acumen Pharmaceuticals statistics

67 measures from SEC filings and the closing price. Hover a name for the formula; the last column is the median of companies in the same industry group.

Important dates

Next earnings: Mar 25, 2027 (estimated, before the open)
Last ex-dividend date: No dividends
Fundamentals through: Sep 30, 2026
Share price as of: Nov 13, 2026

Valuation ratiosIndustry

Market Cap: $15.48M; $272.32M
Enterprise Value: -$42.72M; $146.23M
PB Ratio: 0.45; 2.00
P/TBV Ratio: 0.45; 2.22

Share statisticsIndustry

Shares Outstanding: 72M; 58M
Shares Change (YoY): 11.0%; 10.8%
Shares Change (QoQ): 0.02%; 0.50%
Float: 35M; 49M
Shares Held by Insiders: 51.1%; 11.7%
Shares Held by Institutions: 66.2%; 56.4%

Short sellingIndustry

Short Interest: 5M; –
Short Interest Change: 47.4%; -0.80%
Short % of Float: 12.9%; 9.01%
Short % of Shares Outstanding: 6.30%; 6.30%
Days to Cover: 1.00; 5.15

Stock price statisticsIndustry

52-Week High: $3.60; –
52-Week Low: $0.19; –
20-Day Moving Average: $1.08; –
50-Day Moving Average: $1.85; –
200-Day Moving Average: $2.40; –
Average True Range (14): $0.17; –
Price Change (1 Week): -4.25%; -1.15%
Price Change (1 Month): -87.2%; -4.87%
Price Change (3 Months): -92.0%; -21.0%
Price Change (6 Months): -90.6%; -20.6%
Price Change (YTD): -89.9%; -23.6%
Price Change (1 Year): -89.0%; -22.4%
Price Change (3 Years): -90.0%; -29.5%
Price Change (5 Years): -98.3%; -77.9%
Average Volume (10 Days): 7M; –
Average Volume (20 Days): 7M; –
Average Volume (90 Days): 2M; –
Relative Volume: 1.46; 0.70
Relative Strength Index (14): 21.4; 43.4
Volatility (1 Year): 122.9%; 80.1%
Beta (5 Years): 1.34; 1.07

Returns on capitalIndustry

Return on Equity (ROE): -162.7%; -49.9%
Return on Assets (ROA): -91.3%; -40.6%
Return on Capital Employed (ROCE): -258.7%; -37.9%

Financial positionIndustry

Current Ratio: 1.89; 3.30
Quick Ratio: 1.74; 2.39
Debt / Equity: 0.59; 0.49
Interest Coverage: -24.65; -6.35

EfficiencyIndustry

Profits Per Employee: -$1.70M; -$689.41K
Employee Count: 61; 74
WACC: 11.9%; 10.2%

Income statement (TTM)Industry

Operating Income: -$104.72M; -$21.37M
Net Income: -$103.96M; -$22.35M
EBITDA: -$104.72M; -$17.21M
EPS (Diluted): -$1.54; -$0.76

Balance sheetIndustry

Cash & Short-Term Investments: $78.60M; $68.68M
Total Debt: $20.40M; $116.91M
Net Cash (Debt): $58.20M; $17.76M
Net Cash Per Share: $0.80; $0.80
Equity (Book Value): $34.61M; $53.89M
Book Value Per Share: $0.48; $1.50
Tangible Book Value: $34.61M; $27.13M
Working Capital: $40.05M; $79.99M

Cash flow (TTM)Industry

Operating Cash Flow: -$87.95M; -$12.38M
Capital Expenditures: $0; -$1.00M
Free Cash Flow: -$87.95M; -$18.21M
FCF Per Share: -$1.22; -$0.42

Dividends and yieldsIndustry

Earnings Yield: -671.7%; -21.8%
FCF Yield: -568.2%; -9.44%

Taxes and interestIndustry

Interest Expense: $4.25M; $2.90M

Scores and fair valueIndustry

Altman Z-Score: -11.89; 0.23
Piotroski F-Score: 1; 4

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 13, 2026. The S&P 500 is measured by the SPY fund.

Period	ABOS	S&P 500	Difference	ABOS per year	S&P 500 per year
1 month	-88.2%	-3.0%	−85.2 pts
3 months	-91.6%	-2.8%	−88.8 pts
Year to date	-89.9%	+11.5%	−101.3 pts
1 year	-88.2%	+13.5%	−101.6 pts
3 years	-89.5%	+77.7%	−167.2 pts	-52.8%	+21.1%
5 years	-98.3%	+72.6%	−171.0 pts	-56.0%	+11.5%

Short interest

Shares sold short and not yet covered, reported by brokers to FINRA twice a month. Latest settlement date Oct 30, 2026.

5M ABOS shares were sold short on Oct 30, 2026, up 47.4% from the previous report, or 12.89% of the shares available to trade. At recent volumes it would take 1.0 days to buy them back. Over the last 20 sessions, 49.3% of the volume reported to FINRA was short selling.

Settlement date	Shares short	Change	Avg. daily volume	Days to cover
Oct 30, 2026	4,556,267	+47.4%	6,864,487	1.0
Oct 15, 2026	3,090,758	+0.4%	569,571	5.4
Sep 30, 2026	3,079,512	+9.8%	641,518	4.8
Sep 15, 2026	2,804,144	-11.4%	343,829	8.2
Aug 31, 2026	3,163,185	-1.9%	384,006	8.2
Aug 14, 2026	3,225,089	-4.2%	310,001	10.4
Jul 31, 2026	3,367,011	+19.6%	355,781	9.5
Jul 15, 2026	2,814,458	+0.9%	374,875	7.5
Jun 30, 2026	2,788,975	+47.8%	1,071,385	2.6
Jun 15, 2026	1,886,963	-0.3%	321,419	5.9
May 29, 2026	1,892,556	+8.3%	344,819	5.5
May 15, 2026	1,747,125	+4.2%	273,487	6.4

Ratios use trailing-twelve-month results and the latest balance sheet. How we calculate.

See a number that looks wrong?