AC Immune S.A. (ACIU) Stock Price History
Historical prices from 2016 to 2026
- 1M
- -13.4%
- 3M
- -22.3%
- YTD
- -28.6%
- 1Y
- +21.2%
- 3Y
- +5.4%
- 5Y
- -21.3%
Loading 10-year price history...
ACIU Historical Performance
ACIU Annual Returns
Year-by-year price performance · 2016–2026
- 2016 annual price return
- -17.1%
- 2017 annual price return
- -1.6%
- 2018 annual price return
- -29.2%
- 2019 annual price return
- -16.6%
- 2020 annual price return
- -40.3%
- 2021 annual price return
- -7.0%
- 2022 annual price return
- -60.5%
- 2023 annual price return
- +126.2%
- 2024 annual price return
- -42.4%
- 2025 annual price return
- +10.2%
- 2026 annual price return
- -12.8%
ACIU Stock Price Trajectory (2016–2026)
As of June 22, 2026, AC Immune S.A. (ACIU) trades at $2.40, representing a +21.2% return over the past year. The stock has delivered a -69.7% total return over five years (-21.3% 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 -88.0%, currently trading 19% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers PRAX (+557.0% 1Y), SAVA (-36.2% 1Y), and ANVS (-35.2% 1Y), ACIU has underperformed the peer group average. Compare ACIU vs PRAX →
ACIU Historical Price Data · from 2016
Rows 1–50 of 2,448| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-06-18 | 2.40 | 2.42 | 2.33 | 2.40 | 213K | +2.56% |
| 2026-06-17 | 2.35 | 2.40 | 2.33 | 2.34 | 180K | -1.27% |
| 2026-06-16 | 2.35 | 2.40 | 2.31 | 2.37 | 124K | +1.28% |
| 2026-06-15 | 2.31 | 2.40 | 2.31 | 2.34 | 17K | +1.30% |
| 2026-06-12 | 2.27 | 2.35 | 2.25 | 2.31 | 250K | +2.21% |
| 2026-06-11 | 2.16 | 2.26 | 2.12 | 2.26 | 443K | +6.60% |
| 2026-06-10 | 2.22 | 2.22 | 2.10 | 2.12 | 560K | -6.19% |
| 2026-06-09 | 2.19 | 2.27 | 2.10 | 2.26 | 575K | +3.20% |
| 2026-06-08 | 2.27 | 2.28 | 2.19 | 2.19 | 296K | -2.67% |
| 2026-06-05 | 2.36 | 2.46 | 2.21 | 2.25 | 327K | -6.25% |
| 2026-06-04 | 2.41 | 2.45 | 2.37 | 2.40 | 214K | +0.42% |
| 2026-06-03 | 2.40 | 2.43 | 2.34 | 2.39 | 248K | -1.24% |
| 2026-06-02 | 2.46 | 2.47 | 2.33 | 2.42 | 545K | -1.63% |
| 2026-06-01 | 2.67 | 2.78 | 2.45 | 2.46 | 449K | -7.52% |
| 2026-05-29 | 2.73 | 2.80 | 2.65 | 2.66 | 292K | -3.27% |
| 2026-05-28 | 2.92 | 2.92 | 2.75 | 2.75 | 195K | -6.14% |
| 2026-05-27 | 2.90 | 3.03 | 2.90 | 2.93 | 174K | 0.00% |
| 2026-05-26 | 2.84 | 3.03 | 2.82 | 2.93 | 306K | +3.53% |
| 2026-05-22 | 2.87 | 2.91 | 2.81 | 2.83 | 0 | -0.70% |
| 2026-05-21 | 2.80 | 2.87 | 2.77 | 2.85 | 146K | -1.38% |
| 2026-05-20 | 2.82 | 2.94 | 2.75 | 2.89 | 174K | +2.48% |
| 2026-05-19 | 2.72 | 2.85 | 2.70 | 2.82 | 272K | +1.81% |
| 2026-05-18 | 2.83 | 2.90 | 2.74 | 2.77 | 225K | -0.72% |
| 2026-05-15 | 2.84 | 2.84 | 2.73 | 2.79 | 357K | -0.36% |
| 2026-05-14 | 2.87 | 2.93 | 2.75 | 2.80 | 368K | -1.41% |
| 2026-05-13 | 2.85 | 2.85 | 2.72 | 2.84 | 247K | +2.53% |
| 2026-05-12 | 2.84 | 2.85 | 2.66 | 2.77 | 445K | -2.12% |
| 2026-05-11 | 2.92 | 2.98 | 2.81 | 2.83 | 307K | -1.05% |
| 2026-05-08 | 2.96 | 3.00 | 2.80 | 2.86 | 342K | -2.39% |
| 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% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
ACIU — Frequently Asked Questions
Quick answers to the most common questions about buying ACIU stock.
How has ACIU stock performed recently?
ACIU returned +21.2% over the past year, beating its 5-year annualized CAGR of -21.3%. The stock trades below 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 +21.2% 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.