AC Immune SA (ACIU)

NASDAQ

$2.48

$-0.01

(-0.40%)

After-Hours

AC Immune SA (ACIU) Live Price Chart

Last updated: ⁦2026-10-21 21:31:00⁩. Prices reflect the latest after-hours trading data. Stock price data is sourced from Massive.

Summary

AC Immune SA (ACIU) operates in the -- sector and is listed on NASDAQ. The stock is currently priced at $2.48, with a market capitalization of $242.10M and a P/E ratio of --. Over the past 52 weeks, its price has ranged from $2.10 to $4.00. This page covers its latest market performance, valuation, price trends and company information.

Key Market Data

Market Cap	$242.10M
Open	$2.46
Day's High	$19.97
Day's Low	$1.43
Previous Close	$2.49
Volume	85.84K
Average Volume	196.40K
P/E Ratio	--
52-Week High	$4.00
52-Week Low	$2.10
Dividend Yield	--
Earnings Date	--

AC Immune SA (ACIU) After-Hours Stock Price

AC Immune SA (ACIU) is trading at $2.48 in after-hours trading as of 2026-10-21 21:16:00, down 0.60% ($0.02) from the regular-session close of $2.49.

After-hours trading shows how investors are pricing ACIU after the regular session closes. The current after-hours price is below the regular-session close, indicating cautious after-hours sentiment.

AC Immune SA (ACIU) 7-Day Stock Price Change

Over the past seven days, AC Immune SA (ACIU) moved from $2.45 to $2.48, representing a gain of 1.18% ($0.03).

The stock traded between $2.35 and $2.54 during the period. The latest price is near the upper end of the 7-day range, indicating moderate upward.

The average daily volume was 142.26 thousand shares, down versus the previous seven-day period, indicating lower trading activity.

ACIU 52-Week Price Position

Position in Range: 20.2%

52W Low$2.10

52W High$4.00

ACIU is currently trading at $2.48, placing it 20.2% of the way from its 52-week low of $2.10 to its 52-week high of $4.00. This percentage reflects the stock's relative position within its 52-week trading range, not its valuation or future performance.

What is AC Immune SA (ACIU)?

AC Immune SA is a clinical stage biopharmaceutical company advancing a portfolio of programs strategically focused on pioneering Precision Medicine for neurodegenerative diseases. The company uses its proprietary technology platforms to discover, design, and develop novel proprietary small molecules, antibodies, and vaccines for the prevention, diagnosis, and treatment of neurodegenerative diseases associated with protein misfolding. The company has one segment. The company currently focuses mostly of its resources on discovering and developing therapeutic and diagnostic products targeting misfolded proteins. The company's pipeline consists of ACI-24.060, Crenezumab, ACI-35.030, Semorinemab, ACI-7104.056, and others.

AC Immune SA Information

Employees	122
Exchange	NASDAQ
Company Website	https://www.acimmune.com

How to Buy AC Immune SA (ACIU) Stock on MEXC

Eligible investors can buy real shares of AC Immune SA (ACIU) through MEXC RealStocks. Follow these three steps to open a RealStocks account, transfer USDT, and place a US stock order.

Step 1: Open and Verify Your RealStocks Account

Log in to the MEXC App, go to Trade → RealStocks, and select Open Account. Complete the required account-opening and identity verification process with MEXC's partner licensed broker.

Step 2: Transfer USDT to Your RealStocks Account

Go to Wallets → RealStocks and transfer USDT from your Spot Account to your RealStocks Account. RealStocks are quoted in USD, while account funding can be completed using USDT.

Step 3: Search for ACIU and Place Your Order

Open the RealStocks trading page and search for ACIU. Select a market or limit order, enter the price and quantity as required, review the order details, and submit your order. Once filled, the corresponding real shares will be held in your RealStocks Account.

Frequently Asked Questions (FAQ)

1.What is AC Immune SA (ACIU) stock price today?

AC Immune SA (ACIU) is currently trading at $ 2.48, down 0.44% ($0.01) from the previous close of $ 2.49. Intraday prices update in real time during regular trading hours.

2.Is ACIU stock going up or down today?

As of 2026-10-21 21:16:00, ACIU is trading at $ 2.48, down 0.44% ($0.01) from its previous close of $ 2.49. The stock has traded between $ 1.43 and $ 19.97 during today’s regular session. Past price movements do not guarantee future results.

3.What is ACIU pre-market price?

As of 2026-10-21 21:16:00, ACIU is trading at $ 2.54 in pre-market trading, up 1.97% ($0.05) from the previous close of $ 2.49. Pre-market prices reflect trading activity before the regular session opens and may experience lower liquidity and higher volatility.

4.What is ACIU after-hours price?

As of 2026-10-21 21:16:00, ACIU is trading at $ 2.48 in after-hours trading, down 0.60% ($0.02) from the regular-session close of $ 2.49. After-hours prices may differ from the regular session’s opening price due to lower liquidity and wider bid-ask spreads.

5.Is ACIU stock trading now?

ACIU trades on the NASDAQ exchange during regular hours, Monday through Friday, 9:30 AM to 4:00 PM ET, excluding public holidays. Pre-market and after-hours trading are also available through select brokers outside these hours.

6.Where does ACIU sit relative to its 52-week high and low?

Over the past 52 weeks, ACIU has traded between a low of $ 2.10 and a high of $ 4.00. At $ 2.48, the stock is positioned 20.2% of the way from its 52-week low to its 52-week high, providing context for its current price within the one-year trading range.

7.What sector is AC Immune SA in?

AC Immune SA (ACIU) operates in the -- sector. Sector classification helps investors compare it with companies exposed to similar market trends and competitive conditions.

8.What is AC Immune SA's market capitalization and where is it listed?

AC Immune SA is listed on the NASDAQ exchange with a market capitalization of $ 242.10M. Market cap reflects the total market value of all outstanding shares and is commonly used to classify stocks by size.

9.How is ACIU valued in terms of P/E ratio and EPS?

ACIU trades at a P/E ratio of --, based on trailing-twelve-month EPS of --. P/E ratio compares the stock price to earnings per share and is a common starting point for assessing valuation relative to peers.

10.Does AC Immune SA pay a dividend?

AC Immune SA pays an indicated annual cash dividend of -- per share, with a current dividend yield of --% based on the latest share price. Dividend policies are subject to change at the board's discretion.