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 JS
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Detailed Insider History for:
ARISTA NETWORKS INC: ANET
Price: 4/17/26 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
$164.23 $165.28 $66.59 $206,793 1,259 7,799 0.0% 1.6% 70.86% 17.26%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Industrial And Commercial Machinery And Computer Equipment Computer Communications Equipment
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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
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$5,225,978
32,000
---
4/17/26
$161.18
$164.86
12,976
-71.1
D
10b
4/21/26 - 7:05:24 pm
2
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$4,246,107
26,000
---
4/17/26
$161.18
$164.86
492,400
-5.0
I
10b
4/21/26 - 7:05:24 pm
3
    
 
DUDA KENNETH
PR,CTO,DIR
OE
$488,400
32,000
---
4/17/26
---
$15.26
44,976
246.6
D
10b
4/21/26 - 7:05:24 pm
4
1y
205
40%
16%
1
ULLAL JAYSHREE
CEO,DIR
AS
$55,760,632
350,000
---
4/16/26
$159.20
$160.55
5,333,207
-6.2
I
10b
4/20/26 - 7:06:31 pm
5
    
 
WASSENAAR YVONNE
DIR
AS
$213,533
1,395
---
4/15/26
$151.07
$154.72
9,784
-12.5
D
10b
4/17/26 - 7:25:19 pm
6
    
 
BREITHAUPT CHANTELLE YVETTE
VP,CFO
AS
$1,378,164
8,890
---
4/14/26
---
$155.02
60,734
-12.8
D
10b
4/16/26 - 7:08:43 pm
7
1y
205
40%
16%
1
ULLAL JAYSHREE
CEO,DIR
AS
$16,934,672
112,812
---
4/13/26
---
$150.11
9,917
-91.9
D
10b
4/15/26 - 6:50:18 pm
8
1y
56
25%
31%
5
GIANCARLO CHARLES H
DIR
AS
$1,007,603
8,000
---
4/1/26
$125.38
$127.00
216,333
-3.6
I
10b
4/3/26 - 6:31:40 pm
9
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$4,292,592
32,000
---
3/17/26
$133.03
$135.97
12,976
-71.1
D
10b
3/19/26 - 7:03:06 pm
10
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$3,487,728
26,000
---
3/17/26
$133.03
$135.97
502,400
-4.9
I
10b
3/19/26 - 7:03:06 pm
11
    
 
DUDA KENNETH
PR,CTO,DIR
OE
$488,400
32,000
---
3/17/26
---
$15.26
44,976
246.6
D
10b
3/19/26 - 7:03:06 pm
12
    
 
DUDA KENNETH
PR,CTO,DIR
JS
---
111,628
---
3/11/26
---
---
702,147
-13.7
I
---
3/13/26 - 7:04:29 pm
13
    
 
DUDA KENNETH
PR,CTO,DIR
JB
---
111,628
---
3/11/26
---
---
201,134
124.7
I
---
3/13/26 - 7:04:29 pm
14
1y
56
25%
31%
5
GIANCARLO CHARLES H
DIR
AS
$1,029,372
8,000
---
3/2/26
$127.90
$129.95
1,784
-81.8
I
10b
3/4/26 - 7:06:54 pm
15
    
 
WASSENAAR YVONNE
DIR
AS
$240,380
1,815
---
2/25/26
$129.41
$133.35
12,574
-12.6
D
10b
2/27/26 - 7:18:37 pm
16
    
 
BATTLES KELLY BODNAR
DIR
AS
$54,042
422
---
2/23/26
$126.85
$131.46
9,529
-4.2
D
10b
2/25/26 - 7:20:56 pm
17
    
 
WASSENAAR YVONNE
DIR
JB
---
971
---
2/20/26
---
---
14,389
7.2
D
R
2/24/26 - 7:22:23 pm
18
    
 
TEMPLETON MARK B
DIR
JB
---
971
---
2/20/26
---
---
56,901
1.7
D
R
2/24/26 - 7:21:58 pm
19
    
 
SCHEINMAN DANIEL
DIR
JB
---
971
---
2/20/26
---
---
157,221
0.6
D
R
2/24/26 - 7:21:38 pm
20
    
 
LAVENDER ROBERT G
DIR
JB
---
808
---
2/20/26
---
---
3,262
32.9
D
R
2/24/26 - 7:21:12 pm
21
    
 
GIANCARLO CHARLES H
DIR
JB
---
971
---
2/20/26
---
---
222,549
0.4
D
R
2/24/26 - 7:20:47 pm
22
    
 
CHEW LEWIS
DIR
JB
---
971
---
2/20/26
---
---
30,261
3.3
D
R
2/24/26 - 7:20:26 pm
23
    
 
BATTLES KELLY BODNAR
DIR
JB
---
971
---
2/20/26
---
---
9,951
10.8
D
R
2/24/26 - 7:20:06 pm
24
    
 
ULLAL JAYSHREE
CEO,DIR
JS
$15,307,183
111,544
---
2/20/26
---
$137.23
122,729
-47.6
D
R
2/24/26 - 7:19:29 pm
25
    
 
ULLAL JAYSHREE
CEO,DIR
JB
---
224,356
---
2/20/26
---
---
234,273
2,262.3
D
R
2/24/26 - 7:19:29 pm
26
    
 
NIGHTINGALE TODD
PR,COO
JS
$580,757
4,232
---
2/20/26
---
$137.23
6,128
-40.8
D
R
2/24/26 - 7:19:11 pm
27
    
 
NIGHTINGALE TODD
PR,COO
JB
---
10,360
---
2/20/26
---
---
10,360
New
D
R
2/24/26 - 7:19:11 pm
28
    
 
DUDA KENNETH
PR,CTO,DIR
JS
$7,523,361
54,823
---
2/20/26
---
$137.23
89,506
-38.0
I
R
2/24/26 - 7:18:52 pm
29
    
 
DUDA KENNETH
PR,CTO,DIR
JB
---
109,246
---
2/20/26
---
---
144,329
311.4
I
R
2/24/26 - 7:18:52 pm
30
    
 
BREITHAUPT CHANTELLE YVETTE
VP,CFO
JS
$2,786,455
20,305
---
2/20/26
---
$137.23
69,624
-22.6
D
R
2/24/26 - 7:18:29 pm
31
    
 
BREITHAUPT CHANTELLE YVETTE
VP,CFO
JB
---
42,534
---
2/20/26
---
---
89,929
89.7
D
R
2/24/26 - 7:18:29 pm
32
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$3,701,064
26,000
---
2/17/26
$141.15
$144.74
512,400
-4.8
I
10b
2/19/26 - 8:43:26 pm
33
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$4,557,939
32,000
---
2/17/26
$141.15
$144.74
12,976
-71.1
D
10b
2/19/26 - 8:43:26 pm
34
    
 
DUDA KENNETH
PR,CTO,DIR
OE
$488,400
32,000
---
2/17/26
---
$15.26
44,976
246.6
D
10b
2/19/26 - 8:43:26 pm
35
1y
56
25%
31%
5
GIANCARLO CHARLES H
DIR
AS
$1,123,469
8,000
---
2/2/26
$138.91
$141.94
9,784
-45.0
I
10b
2/4/26 - 6:58:19 pm
36
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$3,339,241
26,000
---
1/20/26
$127.28
$129.90
522,400
-4.7
I
10b
1/22/26 - 7:49:15 pm
37
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$3,852,972
30,000
---
1/20/26
$127.28
$129.90
12,976
-69.8
D
10b
1/22/26 - 7:49:15 pm
38
    
 
DUDA KENNETH
PR,CTO,DIR
OE
$105,450
30,000
---
1/20/26
---
$3.52
42,976
231.2
D
10b
1/22/26 - 7:49:15 pm
39
1y
56
25%
31%
5
GIANCARLO CHARLES H
DIR
AS
$1,070,291
8,000
---
1/2/26
$132.97
$135.71
17,784
-31.0
I
10b
1/6/26 - 7:07:18 pm
40
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$805,102
6,454
---
12/17/25
$124.32
$126.44
532,400
-1.2
I
10b
12/19/25 - 7:10:14 pm
41
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$2,396,948
19,546
---
12/17/25
$122.43
$123.09
534,882
-3.5
I
10b
12/19/25 - 7:10:14 pm
42
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$928,849
7,446
---
12/17/25
$124.32
$126.44
12,976
-36.5
D
10b
12/19/25 - 7:10:14 pm
43
1y
179
29%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$2,765,823
22,554
---
12/17/25
$122.43
$123.09
20,422
-52.5
D
10b
12/19/25 - 7:10:14 pm
44
    
 
DUDA KENNETH
PR,CTO,DIR
OE
$105,450
30,000
---
12/17/25
---
$3.52
42,976
231.2
D
10b
12/19/25 - 7:10:14 pm
45
    
 
DUDA KENNETH
PR,CTO,DIR
JS
---
150,000
---
12/3/25
---
---
35,083
-81.0
I
---
12/5/25 - 7:12:29 pm
46
    
 
DUDA KENNETH
PR,CTO,DIR
JB
---
150,000
---
12/3/25
---
---
757,961
24.7
I
---
12/5/25 - 7:12:29 pm
47
1y
56
25%
31%
5
GIANCARLO CHARLES H
DIR
AS
$1,024,749
8,000
---
12/1/25
$126.93
$128.58
25,784
-23.7
I
10b
12/3/25 - 7:24:06 pm
48
1y
205
40%
16%
1
ULLAL JAYSHREE
CEO,DIR
AS
$2,994,534
24,042
---
11/25/25
$123.20
$125.62
9,917
-70.8
D
10b
11/28/25 - 5:47:35 pm
49
    
 
DUDA KENNETH
PR,CTO,DIR
JS
---
158,148
---
11/25/25
---
---
682,961
-18.8
I
---
11/28/25 - 5:47:25 pm
50
    
 
DUDA KENNETH
PR,CTO,DIR
JB
---
158,148
---
11/25/25
---
---
185,083
587.1
I
---
11/28/25 - 5:47:25 pm
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