InsiderClue
← All stocks

Sandisk

SNDK Net selling
CIK 0002023554 #403 in the set updated 17 Sep 2026
Bought (120 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$79.46M
$69.14M on a plan · $0.00 straight out of an exercise
Sold at will
$10.32M
7 of 60 sales
Net
−$79.46M
−$10.32M against sales at will

By person

15 insiders · 60 transactions
1,441×

David V. Goeckeler holds 1,441 times base salary in stock. $648.57M of shares against $450.00K in salary for 2025.

Salary from the company's own proxy. The shares are what David V. Goeckeler last reported holding, valued at $1,568.83, the price Common Stock was last bought or sold at on the open market here, on 15 Sep 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Goeckeler David
Chairman & CEO
—
$51.70M (13) scheduled
−$51.70M
413,410
0.2823%
$648.57M
+131.8%
Ilkbahar Alper
EVP & Chief Technology Officer
—
$11.40M (37) scheduled
−$11.40M
44,134
0.0301%
$69.24M
−2.1%
Shek Bernard
Chief Legal Officer & Secty
—
$7.99M (5) scheduled
−$7.99M
25,305
0.0173%
$39.70M
+40.4%
Pokorny Michael
VP, Chief Accounting Officer
—
$3.49M (1)
−$3.49M
21,092
0.0144%
$33.09M
+235.2%
Suzuki Miyuki
Director
—
$2.20M (1)
−$2.20M
9,907
0.0068%
$15.54M
+106.4%
Visoso Luis Felipe
EVP & CFO
—
$1.57M (1) scheduled
−$1.57M
130,976
0.0895%
$205.48M
—
Sayiner Necip
Director
—
$1.12M (2)
−$1.12M
2,900
0.0020%
$4.55M
—
WESTERN DIGITAL CORP entity
10% owner
—
—
—
7,513,019
5.13%
$11.79B
−89.6%
Alexy Kimberly
Director
—
—
—
13,975
0.0095%
$21.92M
+1,397,400%
Caulfield Thomas
Director
—
—
—
7,146
0.0049%
$11.21M
+19.3%
Cassidy Richard B. II
Director
—
—
—
4,914
0.0034%
$7.71M
—
MASSENGILL MATTHEW E
Director
—
—
—
4,840
0.0033%
$7.59M
—
KUMAR DEVINDER
Director
—
—
—
4,769
0.0033%
$7.48M
+25,000%
Shook Ellyn
Director
—
—
—
4,750
0.0032%
$7.45M
—
Bradley Alexander R.
Director
—
—
—
863
0.0006%
$1.35M
—

Individual transactions

53
Insider
Date
Role
Action
Shares
Price
Amount
Visoso Luis Felipe
15 Sep 2026
EVP & CFO
Sold on a plan
1,000
$1,568.83
$1.57M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
360
$1,541.88
$555.08K
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
864
$1,540.78
$1.33M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
1,480
$1,539.19
$2.28M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
3,200
$1,537.68
$4.92M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
1,695
$1,535.96
$2.60M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
700
$1,535.12
$1.07M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
1,200
$1,532.17
$1.84M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
359
$1,529.36
$549.04K
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
4,080
$1,528.45
$6.24M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
2,280
$1,526.45
$3.48M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
3,075
$1,524.27
$4.69M
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
181
$1,522.87
$275.64K
Goeckeler David
14 Sep 2026
Chairman & CEO
Sold on a plan
14,364
$1,522.59
$21.87M
Shek Bernard
8 Sep 2026
Chief Legal Officer & Secty
Sold on a plan
2,308
$1,767.33
$4.08M
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,558.90
$62.36K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,557.79
$124.62K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
78
$1,555.57
$121.33K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,554.02
$62.16K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
120
$1,553.35
$186.40K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,550.48
$62.02K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,548.85
$61.95K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,547.46
$123.80K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,546.02
$123.68K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
2,594
$1,543.76
$4.00M
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,542.68
$123.41K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,541.01
$123.28K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,539.61
$123.17K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,538.41
$123.07K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
160
$1,537.49
$246.00K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,535.66
$122.85K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,534.48
$122.76K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
120
$1,533.69
$184.04K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,532.02
$61.28K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,530.52
$122.44K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,529.71
$122.38K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,527.58
$61.10K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,526.81
$122.14K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,523.61
$121.89K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,522.10
$60.88K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,520.93
$121.67K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
68
$1,519.23
$103.31K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
52
$1,517.68
$78.92K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
80
$1,515.05
$121.20K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,513.23
$60.53K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,571.04
$62.84K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
40
$1,564.40
$62.58K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
200
$1,563.68
$312.74K
Ilkbahar Alper
3 Sep 2026
EVP & Chief Technology Officer
Sold on a plan
120
$1,561.69
$187.40K
Shek Bernard
1 Sep 2026
Chief Legal Officer & Secty
Sold on a plan
600
$1,525.60
$915.36K
Shek Bernard
3 Aug 2026
Chief Legal Officer & Secty
Sold on a plan
600
$1,162.16
$697.30K
Shek Bernard
1 Jul 2026
Chief Legal Officer & Secty
Sold on a plan
600
$2,088.00
$1.25M
Shek Bernard
3 Jun 2026
Chief Legal Officer & Secty
Sold on a plan
600
$1,736.00
$1.04M
Show all 60 transactions →

What was left out

Form 4 filings counted 109
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 53
Sales straight out of an exercise 0
Sales at will 7
Transactions with no price 0
Shares from compensation/vesting 168,198,517
History held since 14 Feb 2025