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AC Immune SA (ACIU)

Healthcare | Biotechnology | Lausanne, Switzerland | NasdaqGM
2.39 USD -0.06 (-2.449%) ⇩ (Oct. 16, 2026, 4 p.m. EDT)

Short-term:★★⯪☆☆Long-term:★★⯪☆☆Dividends:☆☆☆☆☆
Hot Take ↕ | Oct. 10, 2026, 6:56 a.m. EDT

The recent rally in AC Immune is driven entirely by speculative catalysts—the amended collaboration deal with Lilly and upcoming conference presentations—rather than a fundamental turnaround. While the company shows positive revenue growth and a forward P/E suggests potential profitability, the underlying business remains deeply distressed with negative gross margins and massive free cash burn. The market has punished this stock severely over the last decade, dropping nearly 77% over the trailing nine-year window, and the options chain confirms that traders are betting against a continuation of this decline. With no dividend to cushion the blow and a balance sheet showing significant cash burn, the risk-reward profile remains skewed toward caution until the pipeline delivers definitive clinical proof of concept.

Model Selection — Backtest MAE (log-scale, lower is better)
ModelMAE
AutoETS ✓0.050929
AutoTheta0.050930
AutoARIMA0.051485
MSTL0.052194

Forecast horizon: 45 days | Selected: AutoETS

Forecast Reliability
Score 41%
H-stat 0.41
Ljung-Box p 0.000
Jarque-Bera p 0.649
Excess Kurtosis -0.66
Attribute Value
Sector Healthcare
Debt to Equity Ratio 11.664
Revenue per Share 0.173
Market Cap 237,630,368
Forward P/E 3.99
Beta 1.55
Profit Margins -246.48%
Website https://www.acimmune.com

As of Oct. 10, 2026, 6:56 a.m. EDT: Speculators are overwhelmingly positioning for downside protection rather than upside participation. Put open interest significantly exceeds call open interest across all expirations, with deep out-of-the-money puts holding substantial volume relative to calls. This indicates a market consensus expecting further volatility or a drop in price, despite the recent rally.


Info Dump

Attribute Value
52 Week Change -0.18983048
Address1 Building B
Address2 EPFL Innovation Park
All Time High 19.97
All Time Low 1.43
Ask 2.9
Ask Size 1
Average Analyst Rating 1.0 - Strong Buy
Average Daily Volume10 Day 189,430
Average Daily Volume3 Month 198,176
Average Volume 198,176
Average Volume10Days 189,430
Beta 1.553
Bid 1.6
Bid Size 2
Book Value 0.4276037
City Lausanne
Country Switzerland
Crypto Tradeable 0
Currency USD
Current Price 2.39
Current Ratio 0.932
Custom Price Alert Confidence HIGH
Date Short Interest 1,790,726,400
Day High 2.47
Day Low 2.385
Debt To Equity 11.664
Display Name AC Immune
Dividend Yield 0.0
Earnings Timestamp 1,785,933,000
Earnings Timestamp End 1,793,795,400
Earnings Timestamp Start 1,793,795,400
Ebitda -42,479,000
Ebitda Margins -2.42612
Enterprise To Ebitda -3.917
Enterprise To Revenue 9.502
Enterprise Value 166,375,360
Eps Current Year -0.415
Eps Forward 0.5987297
Eps Trailing Twelve Months -0.54
Esg Populated 0
Exchange NGM
Exchange Data Delayed By 15
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fax 41 21 345 91 20
Fifty Day Average 2.6402
Fifty Day Average Change -0.2501998
Fifty Day Average Change Percent -0.09476548
Fifty Two Week Change Percent -18.983047
Fifty Two Week High 4.0
Fifty Two Week High Change -1.6099999
Fifty Two Week High Change Percent -0.40249997
Fifty Two Week Low 2.095
Fifty Two Week Low Change 0.29500008
Fifty Two Week Low Change Percent 0.14081149
Fifty Two Week Range 2.095 - 4.0
Financial Currency CHF
First Trade Date Milliseconds 1,474,637,400,000
Float Shares 39,181,171
Forward Eps 0.5987297
Forward P E 3.9917846
Free Cashflow -33,138,624
Full Exchange Name NasdaqGM
Full Time Employees 90
Fullday Change -0.059999943
Fullday Change Percent -2.4489772
Fullday Price 2.39
Gmt Off Set Milliseconds -14,400,000
Gross Margins -1.62231
Gross Profits -28,405,000
Has Pre Post Market Data 1
Held Percent Insiders 0.38094002
Held Percent Institutions 0.24334998
Implied Shares Outstanding 99,426,932
Industry Biotechnology
Industry Disp Biotechnology
Industry Key biotechnology
Is Earnings Date Estimate 1
Language en-US
Last Fiscal Year End 1,767,139,200
Long Business Summary AC Immune SA, a clinical stage biopharmaceutical company, discovers, designs, and develops medicines, and therapeutic and diagnostic products for the prevention and treatment of neurodegenerative diseases associated with protein misfolding. The company's SupraAntigen and Morphomer platforms are designed to generate biologics and small molecules, which selectively interact with misfolded proteins that are common in a range of neurodegenerative diseases. It develops Crenezumab, a humanized, conformation specific monoclonal antibody used to slow Alzheimer's disease (AD) progression; and Semorinemab, an investigational monoclonal anti-Tau antibody that targets the N-terminal portion of the Tau protein and is designed to bind to Tau and slow its spread between neurons for the treatment of AD. The company is also developing ACI-24.060 for the treatment of down syndrome related AD; ACI-7104.056 to treat Parkinson's disease; and ACI-35.030, designs to stimulate a patient's immune system to produce antibodies against pathological phosphorylated Tau. In addition, it develops diagnostic programs consisting of PI-2620, a Tau diagnostic for AD, as well as non-AD Tauopathies; and ACI-12589 and ACI-15916, a-sync PET tracer that supports the differential diagnosis of multiple system atrophy from other neurodegenerative diseases. Further, the company is researching and developing Morphomer Tau aggregation inhibitors to evaluate candidates in AD; Morphomer a-syn to compete with small molecule inhibitors of a-syn aggregation; and NeuroOrphan Tauopathies. Additionally, it generates discovery and preclinical stage molecules targeting range of neurodegenerative diseases, which include diagnostics targeting TDP-43, alpha-synuclein, and NLRP3. The company has license agreements and collaborations with Genentech, Inc.; Janssen Pharmaceuticals, Inc.; Life Molecular Imaging SA; and Eli Lilly and Company. AC Immune SA was incorporated in 2003 and is headquartered in Lausanne, Switzerland.
Long Name AC Immune SA
Market us_market
Market Cap 237,630,368
Market State CLOSED
Max Age 86,400
Message Board Id finmb_22309440
Most Recent Quarter 1,782,777,600
Net Income To Common -43,156,000
Next Fiscal Year End 1,798,675,200
Non Diluted Market Cap 281,378,217
Number Of Analyst Opinions 4
Open 2.45
Operating Cashflow -50,494,000
Operating Margins 0.078940004
Payout Ratio 0.0
Phone 41 21 345 91 21
Previous Close 2.45
Price Eps Current Year -5.7590365
Price Hint 4
Price To Book 5.5892878
Price To Sales Trailing12 Months 13.571898
Profit Margins -2.46479
Quick Ratio 0.888
Quote Source Name Delayed Quote
Quote Type EQUITY
Recommendation Key strong_buy
Recommendation Mean 1.0
Region US
Regular Market Change -0.0599999
Regular Market Change Percent -2.44898
Regular Market Day High 2.47
Regular Market Day Low 2.385
Regular Market Day Range 2.385 - 2.47
Regular Market Open 2.45
Regular Market Previous Close 2.45
Regular Market Price 2.39
Regular Market Time 1,792,180,801
Regular Market Volume 126,849
Return On Assets -0.16036
Return On Equity -0.78528
Revenue Growth 10.572
Revenue Per Share 0.173
Sand P52 Week Change 0.13723719
Sector Healthcare
Sector Disp Healthcare
Sector Key healthcare
Shares Outstanding 99,426,932
Shares Percent Shares Out 0.0354
Shares Short 3,524,624
Shares Short Previous Month Date 1,788,134,400
Shares Short Prior Month 3,296,131
Short Name AC Immune SA
Short Percent Of Float 0.0759
Short Ratio 21.42
Source Interval 15
Symbol ACIU
Target High Price 12.020251
Target Low Price 5.4091134
Target Mean Price 8.636672
Target Median Price 8.558662
Total Cash 75,357,000
Total Cash Per Share 0.758
Total Debt 4,102,000
Total Revenue 17,509,000
Tradeable 0
Trailing Annual Dividend Rate 0.0
Trailing Annual Dividend Yield 0.0
Trailing Eps -0.54
Trailing Peg Ratio None
Triggerable 1
Two Hundred Day Average 2.781325
Two Hundred Day Average Change -0.391325
Two Hundred Day Average Change Percent -0.14069733
Type Disp Equity
Volume 126,849
Website https://www.acimmune.com
Zip 1,015