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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
ALLEGRO MICROSYSTEMS INC: ALGM
Price: 12/13/24 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$22.00 $33.26 $18.59 $4,048 184 2,207 0.0% 15.3% 78.15% 33.30%
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
SCHORR PAUL IV
DIR
JB
---
3,326
---
2/14/24
---
---
3,326
New
D
R
2/15/24 - 4:41:52 pm
2
    
 
D ANTILIO DEREK
VP,CFO,TR
JS
$325,397
10,725
---
2/13/24
---
$30.34
132,174
-7.5
D
R
2/15/24 - 4:38:38 pm
3
    
 
BRIANSKY SHARON
VP,GC,SEC
JS
$165,929
5,469
---
2/13/24
---
$30.34
83,725
-6.1
D
R
2/15/24 - 4:37:24 pm
4
    
 
GLOVER MAX R
VP,SO
JS
$2,198,617
78,410
---
11/17/23
---
$28.04
259,625
-23.2
D
R
11/21/23 - 4:30:21 pm
5
    
 
VALENTE JOANNE
VP
JS
$428,563
15,284
---
11/17/23
---
$28.04
126,718
-10.8
D
R
11/21/23 - 4:30:15 pm
6
    
 
NARGOLWALA VINEET A
PR,CEO,DIR
B
$27,840
1,000
---
11/17/23
---
$27.84
302,161
0.3
D
---
11/20/23 - 8:23:01 am
7
    
 
LYNCH SUSAN D
DIR
B
$9,580
350
---
11/14/23
---
$27.37
16,711
2.1
D
---
11/15/23 - 4:19:46 pm
8
    
 
PUMA MARY G
DIR
JB
---
4,678
---
10/18/23
---
---
4,678
New
D
R
10/20/23 - 4:23:51 pm
9
    
 
PUMA MARY G
DIR
3
---
---
---
10/18/23
---
---
---
---
---
---
10/20/23 - 4:19:38 pm
10
    
 
D ANTILIO DEREK
VP,CFO,TR
B
$50,041
1,488
---
9/15/23
---
$33.63
142,899
1.1
D
---
9/18/23 - 4:30:14 pm
11
    
 
NARAYAN SUMAN
VP
JS
$27,410
714
---
9/1/23
---
$38.39
70,763
-1.0
D
R
9/5/23 - 4:16:15 pm
12
1y
6
83%
-1%
3
MARTIN JOSEPH R
DIR
S
$658,376
17,000
---
8/23/23
---
$38.73
22,374
-43.2
D
---
8/24/23 - 4:19:35 pm
13
    
 
NARGOLWALA VINEET A
PR,CEO,DIR
B
$193,350
5,000
---
8/16/23
---
$38.67
301,161
1.7
D
---
8/17/23 - 4:58:18 pm
14
    
 
LYNCH SUSAN D
DIR
JB
---
3,838
---
8/3/23
---
---
16,361
30.6
D
R
8/4/23 - 4:22:57 pm
15
    
 
SUZUKI YOSHIHIRO
DIR
JB
---
3,838
---
8/3/23
---
---
200,755
1.9
D
R
8/4/23 - 4:21:31 pm
16
    
 
KAZEROUNIAN REZA
DIR
JB
---
3,838
---
8/3/23
---
---
219,808
1.8
D
R
8/4/23 - 4:20:12 pm
17
    
 
MARTIN JOSEPH R
DIR
JB
---
3,838
---
8/3/23
---
---
39,374
10.8
D
R
8/4/23 - 4:19:19 pm
18
    
 
LURY RICHARD R
DIR
JB
---
3,838
---
8/3/23
---
---
31,501
13.9
D
R
8/4/23 - 4:18:25 pm
19
    
 
ALDRICH DAVID J
DIR
JB
---
3,838
---
8/3/23
---
---
19,873
23.9
D
R
8/4/23 - 4:16:51 pm
20
    
 
NARGOLWALA VINEET A
PR,CEO,DIR
JS
$347,488
7,681
---
8/1/23
---
$45.24
296,161
-2.5
D
R
8/3/23 - 4:16:34 pm
21
    
 
NARGOLWALA VINEET A
PR,CEO,DIR
JS
$2,205,035
54,098
---
6/13/23
---
$40.76
303,842
-15.1
D
R
6/14/23 - 4:22:03 pm
22
    
 
DOOGUE MICHAEL
VP,CTO
JS
---
55,196
---
6/7/23
---
---
179,647
-23.5
D
---
6/14/23 - 4:21:03 pm
23
    
 
DOOGUE MICHAEL
VP,CTO
JB
---
55,196
---
6/7/23
---
---
131,415
72.4
I
---
6/14/23 - 4:21:03 pm
24
    
 
GLOVER MAX R
VP,SO
JS
$194,163
4,918
---
6/3/23
---
$39.48
338,035
-1.4
D
R
6/6/23 - 4:20:30 pm
25
    
 
DOOGUE MICHAEL
VP,CTO
JS
$170,356
4,315
---
6/3/23
---
$39.48
234,843
-1.8
D
R
6/6/23 - 4:20:26 pm
26
    
 
BRIANSKY SHARON
VP,GC,SEC
JS
$228,352
5,784
---
6/3/23
---
$39.48
89,194
-6.1
D
R
6/6/23 - 4:20:22 pm
27
    
 
NARAYAN SUMAN
VP
JS
$185,832
4,707
---
6/3/23
---
$39.48
71,477
-6.2
D
R
6/6/23 - 4:20:14 pm
28
    
 
NARGOLWALA VINEET A
PR,CEO,DIR
JS
$439,411
11,521
---
5/16/23
---
$38.14
357,940
-3.1
D
R
5/17/23 - 5:17:48 pm
29
    
 
NARAYAN SUMAN
VP
JS
$262,060
6,871
---
5/16/23
---
$38.14
76,184
-8.3
D
R
5/17/23 - 5:15:05 pm
30
    
 
D ANTILIO DEREK
VP,CFO,TR
JS
$270,184
7,084
---
5/16/23
---
$38.14
141,411
-4.8
D
R
5/17/23 - 5:11:42 pm
31
    
 
GLOVER MAX R
VP,SO
JS
$485,179
12,721
---
5/16/23
---
$38.14
342,953
-3.6
D
R
5/17/23 - 5:04:14 pm
32
    
 
BRIANSKY SHARON
VP,GC,SEC
JS
$180,135
4,723
---
5/16/23
---
$38.14
94,978
-4.7
D
R
5/17/23 - 5:01:20 pm
33
    
 
DOOGUE MICHAEL
VP,CTO
JS
$492,044
12,901
---
5/16/23
---
$38.14
239,158
-5.1
D
R
5/17/23 - 4:58:21 pm
34
    
 
VALENTE JOANNE
VP
JS
$175,291
4,596
---
5/16/23
---
$38.14
142,002
-3.1
D
R
5/17/23 - 4:46:12 pm
35
    
 
NARGOLWALA VINEET A
PR,CEO,DIR
JB
---
55,893
---
5/15/23
---
---
369,461
17.8
D
R
5/17/23 - 5:17:48 pm
36
    
 
NARAYAN SUMAN
VP
JB
---
10,546
---
5/15/23
---
---
83,055
14.5
D
R
5/17/23 - 5:15:05 pm
37
    
 
D ANTILIO DEREK
VP,CFO,TR
JB
---
21,092
---
5/15/23
---
---
148,495
16.6
D
R
5/17/23 - 5:11:42 pm
38
    
 
WEBSTER ROALD GRAHAM
VP,CAO
JB
---
11,536
---
5/15/23
---
---
11,536
New
D
R
5/17/23 - 5:06:44 pm
39
    
 
GLOVER MAX R
VP,SO
JB
---
14,765
---
5/15/23
---
---
355,674
4.3
D
R
5/17/23 - 5:04:14 pm
40
    
 
BRIANSKY SHARON
VP,GC,SEC
JB
---
11,601
---
5/15/23
---
---
99,701
13.2
D
R
5/17/23 - 5:01:20 pm
41
    
 
DOOGUE MICHAEL
VP,CTO
JB
---
15,819
---
5/15/23
---
---
252,059
6.7
D
R
5/17/23 - 4:58:21 pm
42
    
 
VALENTE JOANNE
VP
JB
---
7,910
---
5/15/23
---
---
146,598
5.7
D
R
5/17/23 - 4:46:12 pm
43
    
 
NARGOLWALA VINEET A
PR,CEO,DIR
JB
---
63,544
---
5/12/23
---
---
313,568
25.4
D
---
5/16/23 - 4:37:50 pm
44
    
 
DOOGUE MICHAEL
VP,CTO
JB
---
141,020
---
5/12/23
---
---
236,240
148.1
D
---
5/16/23 - 4:32:39 pm
45
    
 
GLOVER MAX R
VP,SO
JB
---
146,220
---
5/12/23
---
---
340,909
75.1
D
---
5/16/23 - 4:29:24 pm
46
    
 
NARAYAN SUMAN
VP
JB
---
18,062
---
5/12/23
---
---
72,509
33.2
D
---
5/16/23 - 4:26:35 pm
47
    
 
D ANTILIO DEREK
VP,CFO,TR
JB
---
25,554
---
5/12/23
---
---
127,403
25.1
D
---
5/16/23 - 4:24:02 pm
48
    
 
BRIANSKY SHARON
VP,GC,SEC
JB
---
17,036
---
5/12/23
---
---
88,100
24.0
D
---
5/16/23 - 4:16:57 pm
49
    
 
VALENTE JOANNE
VP
JB
---
42,912
---
5/12/23
---
---
138,688
44.8
D
---
5/16/23 - 4:12:36 pm
50
    
 
WEBSTER ROALD GRAHAM
VP,CAO
3
---
---
---
3/20/23
---
---
---
---
D
---
3/29/23 - 4:14:58 pm
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