AC Immune S.A. (ACIU) Stock Price History
Historical prices from 2016 to 2026
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ACIU Historical Performance
Short-Term Returns
ACIU Stock Price Trajectory (2016–2026)
As of May 8, 2026, AC Immune S.A. (ACIU) trades at $2.93, representing a +76.5% return over the past year. The stock has delivered a -52.4% total return over five years (-13.8% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $19.97 on September 28, 2016. From this peak, ACIU has corrected -85.3%, currently trading 0% above its 200-day moving average, indicating continued institutional support.
When compared to Healthcare sector peers PRAX (+775.0% 1Y), SAVA (+25.3% 1Y), and ANVS (+43.7% 1Y), ACIU has underperformed the peer group average. Compare ACIU vs PRAX →
ACIU Historical Price Data (2025–2026)
Showing 30 of 2,419 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 2.96 | 3.01 | 2.92 | 2.93 | 200K | -1.35% |
| 2026-05-06 | 3.03 | 3.10 | 2.96 | 2.97 | 343K | -1.33% |
| 2026-05-05 | 3.10 | 3.13 | 3.00 | 3.01 | 242K | -1.31% |
| 2026-05-04 | 2.92 | 3.10 | 2.92 | 3.05 | 216K | +2.35% |
| 2026-05-01 | 3.03 | 3.06 | 2.90 | 2.98 | 454K | -1.65% |
| 2026-04-30 | 3.05 | 3.15 | 2.98 | 3.03 | 177K | +3.41% |
| 2026-04-29 | 3.05 | 3.05 | 2.92 | 2.93 | 168K | -3.30% |
| 2026-04-28 | 2.90 | 3.07 | 2.90 | 3.03 | 324K | +6.69% |
| 2026-04-27 | 2.84 | 2.94 | 2.80 | 2.84 | 156K | 0.00% |
| 2026-04-24 | 2.90 | 3.00 | 2.84 | 2.84 | 144K | -4.38% |
| 2026-04-23 | 3.16 | 3.24 | 2.96 | 2.97 | 268K | -2.94% |
| 2026-04-22 | 2.94 | 3.10 | 2.85 | 3.06 | 149K | +6.62% |
| 2026-04-21 | 2.92 | 2.98 | 2.87 | 2.87 | 93K | -3.69% |
| 2026-04-20 | 3.00 | 3.00 | 2.91 | 2.98 | 197K | -1.00% |
| 2026-04-17 | 3.12 | 3.16 | 2.96 | 3.01 | 264K | -1.95% |
| 2026-04-16 | 3.14 | 3.15 | 2.90 | 3.07 | 580K | -2.23% |
| 2026-04-15 | 3.11 | 3.19 | 3.05 | 3.14 | 213K | -1.57% |
| 2026-04-14 | 3.37 | 3.37 | 3.19 | 3.19 | 176K | -3.33% |
| 2026-04-13 | 3.27 | 3.40 | 3.25 | 3.30 | 122K | +0.61% |
| 2026-04-10 | 3.40 | 3.44 | 3.28 | 3.28 | 307K | -3.53% |
| 2026-04-09 | 3.21 | 3.49 | 3.19 | 3.40 | 553K | +5.92% |
| 2026-04-08 | 3.28 | 3.40 | 3.11 | 3.21 | 507K | +3.22% |
| 2026-04-07 | 2.81 | 3.14 | 2.77 | 3.11 | 604K | +15.19% |
| 2026-04-06 | 2.83 | 2.87 | 2.66 | 2.70 | 170K | -2.17% |
| 2026-04-02 | 2.75 | 2.77 | 2.70 | 2.76 | 119K | -1.08% |
| 2026-04-01 | 2.80 | 2.92 | 2.77 | 2.79 | 195K | +1.45% |
| 2026-03-31 | 2.61 | 2.77 | 2.59 | 2.75 | 123K | +7.42% |
| 2026-03-30 | 2.79 | 2.79 | 2.55 | 2.56 | 292K | -5.19% |
| 2026-03-27 | 2.92 | 2.92 | 2.70 | 2.70 | 260K | -6.57% |
| 2026-03-26 | 2.90 | 2.99 | 2.85 | 2.89 | 140K | -1.70% |
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Start ComparisonACIU — Frequently Asked Questions
Quick answers to the most common questions about buying ACIU stock.
How has ACIU stock performed recently?
ACIU returned +76.5% over the past year, beating its 5-year annualized CAGR of -13.8%. The stock trades above its 200-day moving average, confirming the uptrend.
What is ACIU's all-time high price?
AC Immune S.A. reached $19.97 on 2016-09-28. The 52-week high is $4.00. Current 1-year return of +76.5% places the stock closer to historical peaks.
Where can I download ACIU historical price data?
This page provides ACIU daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2016-2026, downloadable in CSV format.