Transaction · 0000950103-26-007863

Cook Christopher S

Cook Christopher S, PRES, PD, reported a transaction classified as grant at Ultra Clean Holdings, Inc. involving 13196.000000 shares for an estimated $0.00. Reported holdings after the transaction were 110623.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

grantSEC transaction code APRES, PD
UCTTUltra Clean Holdings, Inc.
Filing timeMay 28
Trade dateMay 22, 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
$87.29
Pre-filing
1mo ago -10.4%1w ago -1.5%1d ago -7.7%
Returns since
7d +7.3%30d +36.1%90d -16.6%180d -16.6%1y -16.6%

UCTT price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
UCTT since 2026-05-28Filed 98 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
grant
Code A
Identifier
0000950103-26-007863
Common Stock
Transaction date
May 22, 2026
Filed May 28, 2026, 01:52 AM · 6d delay
Shares
13.1k sh
$0 per share
Estimated value
$0
Computed from shares × price
Holdings after
110k sh
Direct

Filing warnings

Notes recorded with this filing
1 warning
delayed filingThe filing was reported 6 calendar days after the transaction date.

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $10.0MLarge $100M
Delayed Filing Direct Ownership
-22score
Filing-only score

-22

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

Low filing signal

This filing has a meaningfully negative filing-only score. It is likely less useful as a positive insider-activity signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

President, Products Division

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    Restricted stock units vest over 3 years with equal parts vesting on each anniversary of the vesting commencement date of May 22, 2026.

Original filing · 0000950103-26-007863
Related transactions

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Same reporting owner
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