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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:
ARISTA NETWORKS INC: ANET
Price: 10/24/25 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
$153.82 $162.68 $59.43 $193,331 1,257 9,167 0.0% 1.2% 69.04% 17.97%
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
166
30%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$3,711,413
26,000
---
10/17/25
$140.04
$143.72
552,400
-4.5
I
10b
10/21/25 - 7:08:43 pm
2
1y
166
30%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$4,282,401
30,000
---
10/17/25
$140.04
$143.72
12,976
-69.8
D
10b
10/21/25 - 7:08:43 pm
3
    
 
DUDA KENNETH
PR,CTO,DIR
OE
$105,450
30,000
---
10/17/25
---
$3.52
42,976
231.2
D
10b
10/21/25 - 7:08:43 pm
4
1y
49
27%
33%
5
GIANCARLO CHARLES H
DIR
AS
$1,179,890
8,000
---
10/1/25
$144.34
$149.31
41,784
-16.1
I
10b
10/3/25 - 6:33:28 pm
5
1y
49
27%
33%
5
GIANCARLO CHARLES H
DIR
AS
$8,608,365
58,000
---
9/19/25
$147.34
$149.84
---
All
I
10b
9/23/25 - 7:06:49 pm
6
1y
166
30%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$4,253,849
30,000
---
9/17/25
$139.14
$143.35
12,976
-69.8
D
10b
9/19/25 - 6:53:05 pm
7
1y
166
30%
35%
1
DUDA KENNETH
PR,CTO,DIR
OS
$3,686,675
26,000
---
9/17/25
$139.14
$143.35
562,400
-4.4
I
10b
9/19/25 - 6:53:05 pm
8
    
 
DUDA KENNETH
PR,CTO,DIR
OE
$105,450
30,000
---
9/17/25
---
$3.52
42,976
231.2
D
10b
9/19/25 - 6:53:05 pm
9
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$185,323,056
1,247,688
---
9/10/25
$145.22
$150.20
5,383,207
-18.8
I
10b
9/12/25 - 7:13:32 pm
10
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$8,117,895
56,548
---
9/8/25
$143.50
$144.04
5,555,373
-1.0
I
10b
9/10/25 - 7:32:13 pm
11
    
 
DUDA KENNETH
PR,CTO,DIR
JS
---
150,000
---
9/8/25
---
---
9,303
-94.2
I
---
9/10/25 - 7:32:04 pm
12
    
 
DUDA KENNETH
PR,CTO,DIR
JB
---
150,000
---
9/8/25
---
---
762,035
24.5
I
---
9/10/25 - 7:32:04 pm
13
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$63,113,564
438,764
---
9/5/25
$143.21
$145.10
5,563,176
-7.3
I
10b
9/9/25 - 7:25:05 pm
14
    
 
DUDA KENNETH
CTO,VP,DIR
JS
---
125,930
---
8/29/25
---
---
687,035
-15.5
I
---
9/2/25 - 7:08:16 pm
15
    
 
DUDA KENNETH
CTO,VP,DIR
JB
---
125,930
---
8/29/25
---
---
159,303
377.3
I
---
9/2/25 - 7:08:16 pm
16
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$3,191,740
24,040
---
8/25/25
$131.04
$133.60
9,917
-70.8
D
10b
8/27/25 - 8:37:08 pm
17
    
 
ULLAL JAYSHREE
CEO,DIR
JS
$3,215,401
24,216
---
8/20/25
---
$132.78
33,957
-41.6
D
R
8/22/25 - 9:03:29 pm
18
    
 
ULLAL JAYSHREE
CEO,DIR
JB
---
48,256
---
8/20/25
---
---
58,173
486.6
D
R
8/22/25 - 9:03:29 pm
19
    
 
DUDA KENNETH
CTO,VP,DIR
JS
$1,038,074
7,818
---
8/20/25
---
$132.78
33,373
-19.0
I
R
8/22/25 - 9:03:21 pm
20
    
 
DUDA KENNETH
CTO,VP,DIR
JB
---
15,576
---
8/20/25
---
---
41,191
60.8
I
R
8/22/25 - 9:03:21 pm
21
    
 
BREITHAUPT CHANTELLE YVETTE
VP,CFO
JS
$724,315
5,455
---
8/20/25
---
$132.78
41,936
-11.5
D
R
8/22/25 - 9:03:12 pm
22
    
 
BREITHAUPT CHANTELLE YVETTE
VP,CFO
JB
---
10,920
---
8/20/25
---
---
47,391
29.9
D
R
8/22/25 - 9:03:12 pm
23
    
 
WASSENAAR YVONNE
DIR
JB
---
971
---
8/20/25
---
---
12,447
8.5
D
R
8/22/25 - 9:02:55 pm
24
    
 
TEMPLETON MARK B
DIR
JB
---
971
---
8/20/25
---
---
54,959
1.8
D
R
8/22/25 - 9:02:46 pm
25
    
 
SCHEINMAN DANIEL
DIR
JB
---
971
---
8/20/25
---
---
155,279
0.6
D
R
8/22/25 - 9:02:37 pm
26
    
 
LAVENDER ROBERT G
DIR
JB
---
808
---
8/20/25
---
---
1,647
96.3
D
R
8/22/25 - 9:02:28 pm
27
    
 
GIANCARLO CHARLES H
DIR
JB
---
971
---
8/20/25
---
---
220,607
0.4
D
R
8/22/25 - 9:02:18 pm
28
    
 
CHEW LEWIS
DIR
JB
---
971
---
8/20/25
---
---
28,319
3.6
D
R
8/22/25 - 9:02:08 pm
29
    
 
BATTLES KELLY BODNAR
DIR
JB
---
971
---
8/20/25
---
---
8,431
13.0
D
R
8/22/25 - 9:01:59 pm
30
    
 
WASSENAAR YVONNE
DIR
JS
---
1,000
---
8/19/25
---
---
11,476
-8.0
D
---
8/21/25 - 7:39:44 pm
31
1y
166
30%
35%
1
DUDA KENNETH
CTO,VP,DIR
OS
$3,549,170
26,000
---
8/18/25
$135.57
$137.39
572,400
-4.3
I
10b
8/20/25 - 7:22:00 pm
32
1y
166
30%
35%
1
DUDA KENNETH
CTO,VP,DIR
OS
$4,095,196
30,000
---
8/18/25
$135.57
$137.39
12,976
-69.8
D
10b
8/20/25 - 7:22:00 pm
33
    
 
DUDA KENNETH
CTO,VP,DIR
OE
$105,450
30,000
---
8/18/25
---
$3.52
42,976
231.2
D
10b
8/20/25 - 7:22:00 pm
34
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$26,953,512
192,979
---
8/8/25
---
$139.67
5,623,721
-3.3
I
10b
8/12/25 - 7:05:57 pm
35
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$48,395,904
345,856
---
8/7/25
$139.74
$140.61
5,650,346
-5.8
I
10b
8/11/25 - 7:16:01 pm
36
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$243,176,288
1,785,165
---
8/6/25
$134.70
$139.51
5,698,074
-23.9
I
10b
8/8/25 - 7:10:23 pm
37
1y
49
27%
33%
5
GIANCARLO CHARLES H
DIR
AS
$936,044
8,000
---
8/1/25
$116.09
$117.96
57,784
-12.2
I
10b
8/5/25 - 7:16:46 pm
38
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$109,841,568
880,180
---
7/31/25
$122.60
$125.60
5,944,405
-12.9
I
10b
8/4/25 - 7:10:14 pm
39
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$35,290,436
288,820
---
7/30/25
$122.19
$123.00
6,065,859
-4.5
I
10b
8/1/25 - 6:55:03 pm
40
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$70,061,856
588,000
---
7/29/25
$119.06
$119.56
6,105,713
-8.8
I
10b
7/31/25 - 7:07:07 pm
41
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$60,949,420
527,302
---
7/28/25
$115.58
$116.00
6,186,850
-7.9
I
10b
7/30/25 - 7:18:27 pm
42
1y
202
40%
17%
1
ULLAL JAYSHREE
CEO,DIR
AS
$6,981,539
60,698
---
7/25/25
---
$115.02
6,259,611
-1.0
I
10b
7/29/25 - 7:19:32 pm
43
    
 
BATTLES KELLY BODNAR
DIR
AS
$99,081
864
---
7/25/25
$114.40
$114.88
7,460
-10.4
D
10b
7/29/25 - 7:19:23 pm
44
1y
166
30%
35%
1
DUDA KENNETH
CTO,VP,DIR
OS
$2,890,990
26,000
---
7/17/25
$109.25
$112.03
582,400
-4.3
I
10b
7/21/25 - 6:57:08 pm
45
1y
166
30%
35%
1
DUDA KENNETH
CTO,VP,DIR
OS
$3,335,759
30,000
---
7/17/25
$109.25
$112.03
12,976
-69.8
D
10b
7/21/25 - 6:57:08 pm
46
    
 
DUDA KENNETH
CTO,VP,DIR
OE
$105,450
30,000
---
7/17/25
---
$3.52
42,976
231.2
D
10b
7/21/25 - 6:57:08 pm
47
    
 
NIGHTINGALE TODD
PR,COO
3
---
---
---
7/1/25
---
---
---
---
---
---
7/11/25 - 12:51:49 pm
48
1y
49
27%
33%
5
GIANCARLO CHARLES H
DIR
AS
$794,906
8,000
---
7/1/25
$98.20
$102.24
65,784
-10.8
I
10b
7/3/25 - 3:27:58 pm
49
1y
202
40%
17%
1
ULLAL JAYSHREE
PR,CEO,DIR
AS
$76,662,576
748,444
---
6/30/25
$102.40
$103.06
30,000
-96.1
I
10b
7/2/25 - 7:07:09 pm
50
1y
202
40%
17%
1
ULLAL JAYSHREE
PR,CEO,DIR
AS
$9,573,859
93,468
---
6/30/25
$102.40
$103.06
9,917
-90.4
D
10b
7/2/25 - 7:07:09 pm
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