ALGM
ALLEGRO MICRO (ALGM)
NASDAQ
$37.13-$0.03 (-0.09%)
Price as of Aug 21, 2026 7:44 PM EDT
  • $6.9B
    Market Cap
  • 15.66%
    1-Year Change
  • Semiconductors
    Industry
  • 1 Month
    -24.70%
    Low Price$37.16
    High Price$50.07
  • 3 Months
    -16.87%
    Low Price$37.16
    High Price$69.62
  • 1 Year
    +15.66%
    Low Price$22.80
    High Price$69.62
Date
Open
High
Low
Close
Change (%)
Volume
08/21/2026
37.63
37.98
36.49
37.16
-0.08%
2,342,463
08/20/2026
38.21
38.79
36.61
37.19
-3.02%
2,220,605
08/19/2026
40.00
40.30
37.49
38.35
-2.64%
2,503,499
08/18/2026
42.54
43.05
39.34
39.39
-10.98%
2,581,560
08/17/2026
45.32
46.58
44.03
44.25
-0.32%
1,537,993
08/14/2026
44.06
45.01
43.53
44.39
+0.59%
982,468
08/13/2026
42.78
45.67
42.59
44.13
+3.91%
2,164,638
08/12/2026
44.57
44.57
42.36
42.47
-0.12%
1,088,606
08/11/2026
43.47
44.05
42.31
42.52
+0.14%
1,126,756
08/10/2026
44.39
44.87
42.37
42.46
-2.99%
1,733,189
08/07/2026
43.80
44.50
42.72
43.77
+3.10%
1,607,395
08/06/2026
40.84
44.05
40.20
42.46
+1.57%
1,828,388
08/05/2026
42.02
43.56
41.61
41.80
-2.45%
1,727,281
08/04/2026
44.00
44.49
42.19
42.85
+3.20%
2,726,509
08/03/2026
39.69
42.10
38.60
41.52
+0.05%
2,506,156
07/31/2026
42.27
43.35
40.76
41.50
+0.12%
3,763,889
07/30/2026
42.31
42.92
38.15
41.45
-1.80%
6,154,390
07/30/2026
$0.23 Earnings
07/29/2026
43.70
44.94
41.77
42.21
-5.19%
3,310,101
07/28/2026
43.50
44.73
42.01
44.52
-4.87%
2,323,151
07/27/2026
46.96
47.62
44.01
46.80
+1.67%
2,383,741
07/24/2026
50.00
50.00
45.57
46.03
-8.07%
1,574,232
07/23/2026
49.12
51.88
49.02
50.07
+0.40%
3,114,449
07/22/2026
47.84
50.65
47.84
49.87
+1.05%
1,190,183
07/21/2026
49.25
49.96
47.70
49.35
+6.45%
1,292,635
07/20/2026
46.29
48.50
46.00
46.36
-0.26%
1,928,359
07/17/2026
44.28
48.07
44.13
46.48
-1.36%
1,588,969
07/16/2026
48.00
48.86
46.46
47.12
-5.82%
1,994,357
07/15/2026
53.10
53.35
47.96
50.03
-4.38%
2,018,134
07/14/2026
54.21
54.40
51.19
52.32
+2.88%
1,817,739
07/13/2026
52.21
52.63
50.16
50.86
-7.32%
1,561,218
07/10/2026
55.99
56.00
53.48
54.87
-4.37%
2,326,644
07/09/2026
54.40
58.48
54.40
57.38
+11.49%
4,709,879
07/08/2026
51.06
52.52
49.61
51.47
-0.16%
3,470,347
07/07/2026
52.97
53.76
50.47
51.55
-8.86%
3,846,166
07/06/2026
57.07
62.00
56.00
56.56
+1.94%
4,571,608
07/02/2026
63.38
63.78
52.88
55.49
-12.21%
4,702,875
07/01/2026
66.85
67.90
63.16
63.20
-9.22%
3,843,551
06/30/2026
66.10
71.77
64.80
69.62
+4.90%
4,379,397
06/29/2026
58.02
67.41
57.30
66.37
+14.65%
6,986,542
06/26/2026
57.34
60.39
56.50
57.89
-3.77%
12,165,180
06/25/2026
58.41
60.80
55.65
60.16
+8.55%
3,606,005
06/24/2026
55.73
56.79
54.18
55.42
-0.18%
2,614,880
06/23/2026
56.80
58.46
55.49
55.52
-9.84%
3,406,712
06/22/2026
61.68
61.68
58.13
61.58
+4.37%
3,463,978
06/18/2026
57.20
59.56
56.29
59.00
+9.30%
4,705,451
06/17/2026
55.44
57.88
53.25
53.98
+1.29%
4,039,726
06/16/2026
54.91
58.13
53.26
53.29
-3.11%
3,534,364
06/15/2026
52.81
55.45
52.53
55.00
+9.12%
2,663,058
06/12/2026
47.96
50.46
47.47
50.41
+5.10%
1,621,896
06/11/2026
45.88
47.98
45.45
47.96
+7.68%
1,424,765
06/10/2026
45.68
47.05
44.00
44.54
-4.48%
1,598,881
06/09/2026
49.22
50.00
43.27
46.63
-3.24%
1,810,985
06/08/2026
47.87
48.24
46.43
48.19
+3.88%
2,070,515
06/05/2026
51.50
51.75
46.10
46.39
-13.48%
2,137,387
06/04/2026
51.02
54.40
50.00
53.62
+0.96%
2,090,763
06/03/2026
50.33
54.10
49.02
53.11
+5.52%
2,871,030
06/02/2026
48.64
50.74
48.40
50.33
+6.79%
2,339,428
06/01/2026
47.23
47.59
46.01
47.13
-1.55%
2,144,396
05/29/2026
51.26
52.80
47.36
47.87
-6.32%
3,650,881
05/28/2026
49.57
51.23
47.78
51.10
+4.29%
2,037,037
05/27/2026
51.59
51.66
48.75
49.00
-3.47%
1,994,599
05/26/2026
47.80
51.35
47.15
50.76
+10.47%
3,013,717
05/22/2026
45.38
46.15
45.11
45.95
+2.80%
1,943,925
05/21/2026
43.74
45.14
43.60
44.70
+0.83%
1,785,725
05/20/2026
42.27
44.57
41.25
44.33
+6.43%
2,462,241
05/19/2026
40.10
41.84
39.57
41.65
+0.73%
2,005,344
05/18/2026
42.85
43.75
40.67
41.35
-4.06%
2,378,608
05/15/2026
43.58
43.79
42.34
43.10
-4.16%
3,526,126
05/14/2026
46.06
46.14
44.84
44.97
-2.18%
1,989,025
05/13/2026
47.66
47.73
45.44
45.97
+0.22%
2,104,971
05/12/2026
47.26
47.62
43.38
45.87
-5.21%
3,507,462
05/11/2026
48.87
49.02
46.15
48.39
-1.14%
3,466,849
05/08/2026
49.17
49.17
47.26
48.95
+2.13%
2,540,502
05/07/2026
43.90
49.49
42.00
47.93
-6.70%
5,318,787
05/07/2026
$0.17 Earnings
05/06/2026
50.25
51.40
49.54
51.37
+3.40%
3,575,440
05/05/2026
50.25
50.31
48.73
49.68
+0.40%
2,970,246
05/04/2026
49.43
50.19
48.74
49.48
+1.02%
2,283,944
05/01/2026
47.71
49.19
46.82
48.98
+0.99%
2,473,290
04/30/2026
44.64
48.60
44.22
48.50
+10.05%
3,475,147
04/29/2026
42.19
44.41
42.19
44.07
+7.17%
2,668,815
04/28/2026
41.77
42.97
40.97
41.12
-5.41%
2,405,876
04/27/2026
44.13
44.50
42.28
43.47
-1.50%
1,792,797
04/24/2026
45.06
45.09
43.65
44.13
+1.19%
1,944,899
04/23/2026
44.07
45.39
43.04
43.61
+3.17%
2,842,852
04/22/2026
42.29
42.60
40.93
42.27
+2.40%
1,742,926
04/21/2026
40.85
42.02
40.84
41.28
+1.55%
1,712,583
04/20/2026
40.05
40.69
39.75
40.65
+1.63%
1,690,950
04/17/2026
39.02
40.61
38.90
40.00
+4.66%
1,568,835
04/16/2026
37.44
38.33
37.20
38.22
+2.60%
1,554,038
04/15/2026
38.38
38.49
37.00
37.25
-2.67%
1,387,843
04/14/2026
38.54
38.72
37.77
38.27
+0.60%
1,052,904
04/13/2026
36.92
38.63
36.82
38.04
+1.44%
1,581,981
04/10/2026
37.66
38.75
37.44
37.50
+1.30%
1,490,597
04/09/2026
35.80
37.05
35.80
37.02
+3.21%
1,867,170
04/08/2026
36.33
36.75
35.22
35.87
+7.78%
2,886,216
04/07/2026
32.56
33.48
32.56
33.28
+1.43%
1,896,609
04/06/2026
32.66
33.59
32.28
32.81
+0.64%
1,087,936
04/02/2026
31.68
33.83
31.59
32.60
-2.10%
1,313,613