Axcelis Technologies, Inc. (ACLS) Stock Price History
Historical prices from 2011 to 2026
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ACLS Historical Performance
Short-Term Returns
ACLS Stock Price Trajectory (2011–2026)
As of May 6, 2026, Axcelis Technologies, Inc. (ACLS) trades at $171.00, representing a +212.7% return over the past year. The stock has delivered a +249.9% total return over five years (+33.5% 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 -14.9%, currently trading 90% above its 200-day moving average, indicating continued institutional support.
When compared to Technology sector peers ONTO (+140.2% 1Y), MKSI (+304.3% 1Y), and UCTT (+334.0% 1Y), ACLS has underperformed the peer group average. Compare ACLS vs ONTO →
ACLS Historical Price Data (2011–2026)
Showing 30 of 3,650 records| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-06 | 157.27 | 171.60 | 156.43 | 171.00 | 1.88M | +22.41% |
| 2026-05-05 | 142.80 | 145.42 | 138.75 | 139.70 | 482K | -1.53% |
| 2026-05-04 | 141.24 | 142.00 | 138.33 | 141.87 | 279K | +1.34% |
| 2026-05-01 | 138.86 | 140.66 | 136.98 | 139.99 | 315K | +0.63% |
| 2026-04-30 | 134.14 | 140.50 | 132.59 | 139.11 | 712K | +4.12% |
| 2026-04-29 | 136.01 | 136.29 | 130.57 | 133.61 | 401K | -0.31% |
| 2026-04-28 | 132.69 | 138.03 | 130.02 | 134.02 | 770K | -2.50% |
| 2026-04-27 | 143.42 | 144.16 | 135.00 | 137.46 | 642K | -3.96% |
| 2026-04-24 | 146.82 | 147.73 | 138.41 | 143.13 | 835K | +2.34% |
| 2026-04-23 | 140.00 | 140.00 | 135.47 | 139.86 | 723K | -0.05% |
| 2026-04-22 | 138.01 | 140.49 | 134.06 | 139.93 | 880K | +5.06% |
| 2026-04-21 | 131.97 | 137.28 | 130.05 | 133.19 | 1.21M | +1.66% |
| 2026-04-20 | 121.50 | 132.19 | 120.64 | 131.02 | 1.31M | +10.35% |
| 2026-04-17 | 121.13 | 121.84 | 117.53 | 118.73 | 430K | -0.03% |
| 2026-04-16 | 117.67 | 120.47 | 116.25 | 118.76 | 686K | +0.75% |
| 2026-04-15 | 113.08 | 120.98 | 113.08 | 117.88 | 949K | +4.26% |
| 2026-04-14 | 113.89 | 114.84 | 112.21 | 113.06 | 441K | +2.09% |
| 2026-04-13 | 109.75 | 111.36 | 108.05 | 110.74 | 430K | +0.34% |
| 2026-04-10 | 110.00 | 112.79 | 109.72 | 110.37 | 635K | +1.97% |
| 2026-04-09 | 105.48 | 108.74 | 104.08 | 108.24 | 593K | +3.43% |
| 2026-04-08 | 102.13 | 105.15 | 100.78 | 104.65 | 674K | +8.03% |
| 2026-04-07 | 97.37 | 99.64 | 94.03 | 96.87 | 473K | -0.65% |
| 2026-04-06 | 94.96 | 97.85 | 93.29 | 97.50 | 495K | +2.53% |
| 2026-04-02 | 92.89 | 96.78 | 91.78 | 95.09 | 338K | -0.44% |
| 2026-04-01 | 94.06 | 98.96 | 94.03 | 95.51 | 599K | +2.61% |
| 2026-03-31 | 92.10 | 93.80 | 89.16 | 93.08 | 573K | +2.93% |
| 2026-03-30 | 99.04 | 99.04 | 89.06 | 90.43 | 625K | -7.11% |
| 2026-03-27 | 96.07 | 99.81 | 96.07 | 97.35 | 678K | -1.02% |
| 2026-03-26 | 98.30 | 101.00 | 97.50 | 98.35 | 1.01M | -2.48% |
| 2026-03-25 | 95.29 | 101.35 | 95.27 | 100.85 | 1.01M | +6.84% |
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View ValuationCompare ACLS vs NVDA
Side-by-side business, growth, and profitability comparison vs NVIDIA Corporation.
Start ComparisonACLS — Frequently Asked Questions
Quick answers to the most common questions about buying ACLS stock.
How has ACLS stock performed recently?
ACLS returned +212.7% over the past year, beating its 5-year annualized CAGR of +33.5%. The stock trades above 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 $171.60. Current 1-year return of +212.7% 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 2011-2026, downloadable in CSV format.