Axcelis Technologies, Inc. (ACLS) Stock Price History
Historical prices from 2000 to 2026
- 1M
- -6.3%
- 3M
- -37.1%
- YTD
- +34.4%
- 1Y
- +15.2%
- 3Y
- -9.5%
- 5Y
- +19.0%
Loading 10-year price history...
ACLS Historical Performance
ACLS Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- -57.5%
- 2003 annual price return
- +75.3%
- 2004 annual price return
- -18.7%
- 2005 annual price return
- -39.5%
- 2006 annual price return
- +22.0%
- 2007 annual price return
- +210.8%
- 2008 annual price return
- -89.1%
- 2009 annual price return
- +131.1%
- 2010 annual price return
- +138.6%
- 2011 annual price return
- -63.3%
- 2012 annual price return
- -0.7%
- 2013 annual price return
- +78.1%
- 2014 annual price return
- +7.6%
- 2015 annual price return
- +1.6%
- 2016 annual price return
- +41.0%
- 2017 annual price return
- +102.8%
- 2018 annual price return
- -39.8%
- 2019 annual price return
- +35.4%
- 2020 annual price return
- +18.8%
- 2021 annual price return
- +160.7%
- 2022 annual price return
- +3.4%
- 2023 annual price return
- +65.8%
- 2024 annual price return
- -44.0%
- 2025 annual price return
- +14.4%
- 2026 annual price return
- +51.4%
ACLS Stock Price Trajectory (2000–2026)
As of September 23, 2026, Axcelis Technologies, Inc. (ACLS) trades at $115.74, representing a +15.2% return over the past year. The stock has delivered a +138.8% total return over five years (+19.0% CAGR), reflecting significant long-term value creation.
The stock reached its all-time high of $201.00 on August 1, 2023. From this peak, ACLS has corrected -42.4%, currently trading 2% below its 200-day moving average, suggesting potential weakness.
When compared to Technology sector peers ONTO (+118.1% 1Y), MKSI (+103.6% 1Y), and UCTT (+160.6% 1Y), ACLS has underperformed the peer group average. Compare ACLS vs ONTO →
ACLS Historical Price Data · from 2000
Rows 1–50 of 6,589| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-09-22 | 112.35 | 115.87 | 112.35 | 115.74 | 248K | +2.29% |
| 2026-09-21 | 110.79 | 113.74 | 110.13 | 113.15 | 289K | +3.50% |
| 2026-09-18 | 105.95 | 109.41 | 105.11 | 109.32 | 476K | +4.51% |
| 2026-09-17 | 107.16 | 107.24 | 103.95 | 104.60 | 385K | +0.82% |
| 2026-09-16 | 107.41 | 107.63 | 102.66 | 103.75 | 441K | -1.23% |
| 2026-09-15 | 107.36 | 107.36 | 103.26 | 105.04 | 300K | -0.26% |
| 2026-09-14 | 107.26 | 109.02 | 104.95 | 105.31 | 436K | -7.16% |
| 2026-09-11 | 115.86 | 117.36 | 113.20 | 113.43 | 306K | +0.11% |
| 2026-09-10 | 112.82 | 115.05 | 112.44 | 113.30 | 173K | -1.96% |
| 2026-09-09 | 119.96 | 119.96 | 114.69 | 115.56 | 306K | -3.03% |
| 2026-09-08 | 119.86 | 120.96 | 117.53 | 119.17 | 234K | +3.55% |
| 2026-09-04 | 112.35 | 115.20 | 111.19 | 115.08 | 475K | +4.27% |
| 2026-09-03 | 110.24 | 111.94 | 107.87 | 110.37 | 249K | -0.36% |
| 2026-09-02 | 110.60 | 111.81 | 108.00 | 110.77 | 431K | +0.62% |
| 2026-09-01 | 113.57 | 114.50 | 109.69 | 110.09 | 299K | -4.54% |
| 2026-08-31 | 116.76 | 117.33 | 113.59 | 115.33 | 303K | -0.21% |
| 2026-08-28 | 122.40 | 123.00 | 115.26 | 115.57 | 298K | -5.58% |
| 2026-08-27 | 124.61 | 126.70 | 119.37 | 122.40 | 349K | +1.69% |
| 2026-08-26 | 125.50 | 125.50 | 119.88 | 120.36 | 353K | -4.02% |
| 2026-08-25 | 127.08 | 127.43 | 122.55 | 125.40 | 282K | +1.55% |
| 2026-08-24 | 124.50 | 124.63 | 121.24 | 123.49 | 224K | -2.82% |
| 2026-08-21 | 126.64 | 127.43 | 121.95 | 127.07 | 379K | +1.68% |
| 2026-08-20 | 124.60 | 127.03 | 123.01 | 124.97 | 216K | -1.15% |
| 2026-08-19 | 137.08 | 137.31 | 125.50 | 126.43 | 425K | -6.62% |
| 2026-08-18 | 136.19 | 138.99 | 132.87 | 135.39 | 305K | -6.05% |
| 2026-08-17 | 140.75 | 145.70 | 138.77 | 144.11 | 282K | +2.83% |
| 2026-08-14 | 140.08 | 142.34 | 137.53 | 140.15 | 220K | -2.01% |
| 2026-08-13 | 141.29 | 145.69 | 141.05 | 143.03 | 187K | +0.63% |
| 2026-08-12 | 141.91 | 143.00 | 139.75 | 142.14 | 274K | +5.01% |
| 2026-08-11 | 136.78 | 137.78 | 132.27 | 135.36 | 283K | +2.04% |
| 2026-08-10 | 142.97 | 142.98 | 131.91 | 132.65 | 355K | -5.43% |
| 2026-08-07 | 136.66 | 141.33 | 136.66 | 140.27 | 464K | +2.64% |
| 2026-08-06 | 136.70 | 144.08 | 130.83 | 136.66 | 908K | -0.01% |
| 2026-08-05 | 136.30 | 140.66 | 133.87 | 136.67 | 618K | -2.17% |
| 2026-08-04 | 136.64 | 140.52 | 135.24 | 139.70 | 402K | +6.54% |
| 2026-08-03 | 126.03 | 133.35 | 124.72 | 131.12 | 412K | +0.57% |
| 2026-07-31 | 130.87 | 136.80 | 126.02 | 130.38 | 481K | +4.13% |
| 2026-07-30 | 118.90 | 127.26 | 117.36 | 125.21 | 339K | +11.74% |
| 2026-07-29 | 119.28 | 121.56 | 111.80 | 112.05 | 399K | -6.65% |
| 2026-07-28 | 122.01 | 122.01 | 112.34 | 120.03 | 600K | -6.31% |
| 2026-07-27 | 134.30 | 136.64 | 122.92 | 128.11 | 408K | -4.47% |
| 2026-07-24 | 140.57 | 140.57 | 131.48 | 134.10 | 363K | -5.24% |
| 2026-07-23 | 139.50 | 143.87 | 138.13 | 141.51 | 271K | -0.31% |
| 2026-07-22 | 139.14 | 145.01 | 139.14 | 141.95 | 273K | -0.88% |
| 2026-07-21 | 139.05 | 143.66 | 133.89 | 143.21 | 368K | +8.74% |
| 2026-07-20 | 137.22 | 139.51 | 130.27 | 131.70 | 388K | -3.46% |
| 2026-07-17 | 130.84 | 141.31 | 127.96 | 136.42 | 690K | -2.10% |
| 2026-07-16 | 140.11 | 146.09 | 137.50 | 139.34 | 373K | -3.91% |
| 2026-07-15 | 144.67 | 149.99 | 140.33 | 145.01 | 450K | +1.95% |
| 2026-07-14 | 143.21 | 145.71 | 140.25 | 142.24 | 474K | +4.16% |
ACLS Chart Terminal
Live VCP patterns, Cup & Handle overlays, support/resistance, and AI trade plans.
Live Breakouts Feed
High-probability breakout stocks crossing their pivot across 5 pattern engines.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
Peer Comparison
Compare growth, multiples, and margins vs sector.
ACLS — Frequently Asked Questions
Quick answers to the most common questions about buying ACLS stock.
How has ACLS stock performed recently?
ACLS returned +15.2% over the past year, beating its 5-year annualized CAGR of +19.0%. The stock trades below its 200-day moving average, confirming the uptrend.
What is ACLS's all-time high price?
Axcelis Technologies, Inc. reached $201.00 on 2023-08-01. The 52-week high is $193.78. Current 1-year return of +15.2% places the stock closer to historical peaks.
Where can I download ACLS historical price data?
This page provides ACLS daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2000-2026, downloadable in CSV format.