Transaction · 0001363249-26-000064

Goeckeler David

Goeckeler David, CHAIR, reported a transaction classified as withholding at Sandisk Corp involving 1033.000000 shares for an estimated $1648750.64. Reported holdings after the transaction were 507570.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FCHAIR
SNDKSandisk Corp
Filing timeAug 24
Trade dateAug 21, 2026
Filing · SECView on SEC
InsiderProfile

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$1,493.12
Pre-filing
1mo ago +7.1%1w ago +9.9%1d ago +7.2%
Returns since
7d +1.0%30d +1.0%90d +1.0%180d +1.0%1y +1.0%

SNDK price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
SNDK since 2026-08-24Filed 10 days ago · 30 days of pre-filing context shaded
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0001363249-26-000064
Common Stock
Transaction date
Aug 21, 2026
Filed Aug 24, 2026, 09:42 PM · 3d delay
Shares
1.03k sh
$159k per share
Estimated value
-$164M
Computed from shares × price
Holdings after
507k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Direct Ownership
-16score
Filing-only score

-16

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chairman and CEO

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).

Original filing · 0001363249-26-000064
Related transactions

0 other filings

Same reporting owner
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