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34.10
2.99%
0.99
After Hours:
34.20
0.10
+0.29%
Allegro Microsystems Inc Stock (ALGM) Price History
The historical daily chart and data for Allegro Microsystems Inc stock (ALGM), show that the latest closing stock price as of September 18, 2026, is $34.10.
- Allegro Microsystems Inc all-time high stock price is $71.77, occurred on June 30, 2026.
- The lowest Allegro Microsystems Inc stock price recorded was $16.38 on April 21, 2025. Since then, Allegro Microsystems Inc's stock price has risen over 108.18% to $34.10 now.
- The 52-week high stock price for ALGM is $71.77, representing a 110.47% increase from the current share price, occurred on June 30, 2026.
- The 52-week low stock price for ALGM is $22.41, indicating a -34.28% decrease from the current share price, occurred on November 21, 2025.
- The closing price of Allegro Microsystems Inc (ALGM) stock in the beginning of 2025 was $36.44. The stock closed the year at $30.02, a loss of over -17.62% for the year.
The table below shows more information about ALGM historical price data:
Daily
Weekly
Monthly
7D
30D
60D
YTD
1Y
| Date | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Sep 18, 2026 | $34.17 | $33.32 | $0.855 | 3,177,898.0 | +2.99% |
| Sep 17, 2026 | $34.53 | $32.99 | $1.54 | 1,961,093.0 | +0.27% |
| Sep 16, 2026 | $34.35 | $32.67 | $1.68 | 1,703,915.0 | -0.72% |
| Sep 15, 2026 | $34.49 | $32.78 | $1.71 | 2,258,577.0 | -1.74% |
| Sep 14, 2026 | $35.13 | $33.60 | $1.53 | 2,062,105.0 | -6.77% |
| Sep 11, 2026 | $36.80 | $35.56 | $1.24 | 1,848,737.0 | +2.95% |
| Sep 10, 2026 | $35.83 | $34.55 | $1.28 | 1,591,850.0 | -1.59% |
| Sep 09, 2026 | $36.89 | $35.76 | $1.13 | 1,867,748.0 | -1.73% |
| Sep 08, 2026 | $37.67 | $36.25 | $1.42 | 2,617,898.0 | -0.38% |
| Sep 04, 2026 | $37.28 | $35.98 | $1.30 | 2,508,450.0 | +2.95% |
| Sep 03, 2026 | $35.77 | $34.02 | $1.75 | 2,463,310.0 | +0.25% |
| Sep 02, 2026 | $36.41 | $35.02 | $1.38 | 1,606,961.0 | +0.00% |
| Sep 01, 2026 | $35.76 | $34.50 | $1.26 | 1,682,092.0 | -2.15% |
| Aug 31, 2026 | $36.50 | $35.41 | $1.09 | 2,280,770.0 | +1.34% |
| Aug 28, 2026 | $37.51 | $35.56 | $1.95 | 2,145,605.0 | -4.84% |
| Aug 27, 2026 | $38.26 | $36.84 | $1.41 | 1,678,140.0 | +1.90% |
| Aug 26, 2026 | $38.15 | $36.50 | $1.65 | 1,871,834.0 | -1.47% |
| Aug 25, 2026 | $37.45 | $36.44 | $1.02 | 2,780,828.0 | +5.08% |
| Aug 24, 2026 | $36.59 | $35.34 | $1.25 | 2,131,391.0 | -4.12% |
| Aug 21, 2026 | $37.98 | $36.49 | $1.48 | 2,342,302.0 | -0.08% |
Allegro Microsystems Inc Stock (ALGM) Year by Year Price History
In this detailed analysis, we present a comprehensive overview of the price movements of Allegro Microsystems Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of ALGM shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Allegro Microsystems Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.
Allegro Microsystems Inc Stock (ALGM) Price History 2026
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Sep, 2026 | $37.67 | $32.67 | $5.00 | 30,528,532.0 | -5.93% |
| Aug, 2026 | $46.58 | $35.34 | $11.24 | 41,545,387.0 | -12.76% |
| Jul, 2026 | $67.90 | $38.15 | $29.75 | 62,332,443.0 | -40.32% |
| Jun, 2026 | $71.77 | $43.27 | $28.50 | 71,481,570.0 | +45.44% |
| May, 2026 | $52.80 | $39.57 | $13.23 | 54,786,732.0 | -1.30% |
| Apr, 2026 | $48.60 | $31.59 | $17.01 | 40,126,516.0 | +53.82% |
| Mar, 2026 | $37.03 | $27.65 | $9.38 | 39,463,467.0 | -13.55% |
| Feb, 2026 | $43.86 | $35.35 | $8.51 | 54,912,051.0 | -1.19% |
| Jan, 2026 | $39.89 | $26.18 | $13.71 | 58,490,123.0 | +39.92% |
Allegro Microsystems Inc Stock (ALGM) Price History 2025
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2025 | $30.26 | $25.32 | $4.94 | 39,504,198.0 | +0.52% |
| Nov, 2025 | $30.61 | $22.41 | $8.20 | 32,765,110.0 | -10.80% |
| Oct, 2025 | $33.84 | $25.87 | $7.97 | 59,762,123.0 | +2.47% |
| Sep, 2025 | $32.16 | $28.85 | $3.30 | 31,056,895.0 | -5.35% |
| Aug, 2025 | $33.20 | $29.71 | $3.49 | 28,786,463.0 | -1.78% |
| Jul, 2025 | $38.45 | $30.50 | $7.95 | 49,055,848.0 | -8.13% |
| Jun, 2025 | $34.30 | $25.19 | $9.11 | 41,975,366.0 | +34.87% |
| May, 2025 | $27.56 | $18.17 | $9.39 | 59,384,624.0 | +32.93% |
| Apr, 2025 | $26.50 | $16.38 | $10.12 | 80,317,998.0 | -24.11% |
| Mar, 2025 | $29.45 | $23.21 | $6.24 | 80,071,208.0 | +12.69% |
| Feb, 2025 | $28.17 | $21.16 | $7.01 | 52,517,911.0 | -7.43% |
| Jan, 2025 | $25.61 | $21.50 | $4.11 | 50,203,568.0 | +10.20% |
Allegro Microsystems Inc Stock (ALGM) Price History 2024
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2024 | $23.13 | $20.50 | $2.63 | 36,421,738.0 | -0.69% |
| Nov, 2024 | $22.96 | $18.59 | $4.37 | 39,167,177.0 | +4.27% |
| Oct, 2024 | $24.14 | $19.71 | $4.43 | 43,729,160.0 | -10.56% |
| Sep, 2024 | $24.75 | $20.95 | $3.80 | 60,303,736.0 | -5.01% |
| Aug, 2024 | $26.23 | $20.42 | $5.81 | 42,912,804.0 | +2.04% |
| Jul, 2024 | $33.26 | $22.31 | $10.95 | 57,971,928.0 | -14.87% |
| Jun, 2024 | $30.37 | $26.91 | $3.46 | 27,180,977.0 | -6.30% |
| May, 2024 | $31.82 | $23.64 | $8.18 | 32,349,311.0 | +1.52% |
| Apr, 2024 | $30.53 | $25.45 | $5.08 | 29,783,186.0 | +10.13% |
| Mar, 2024 | $32.63 | $26.20 | $6.43 | 31,140,229.0 | -14.39% |
| Feb, 2024 | $32.49 | $25.82 | $6.67 | 42,322,827.0 | +21.40% |
| Jan, 2024 | $30.13 | $25.00 | $5.13 | 33,277,358.0 | -14.30% |
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