Lucian Boldea - 01 Sep 2026 Form 4 Insider Report for TIMKEN CO (TKR)

Reporting relationship: President and CEO, Director
Issuer ticker: TKR
Reported as of: 01 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Sep 2026, 16:30:53 UTC
Prior SEC filing: 17 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Lucian Boldea

Key filing fact

Lucian Boldea filed Form 4 for TIMKEN CO (TKR) on 03 Sep 2026.

Key facts

This page summarizes Lucian Boldea's Form 4 filing for TIMKEN CO (TKR).
4 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 03 Sep 2026, 16:30.

Change

Previous filing in this sequence was filed on 17 Feb 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001679130 Primary reporting owner

BOLDEA LUCIAN

Relationship: President and CEO, Director
Address: 4500 MOUNT PLEASANT ST. NW, NORTH CANTON
Signature: /s/ Lucian Boldea
Signature date: 03 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TKR transaction

Common Stock

Award

Transaction value
Shares: +30,286
Change %
Price: $0.000000^*
Shares after: 30,286
Date: 01 Sep 2026
Ownership: Direct
Footnotes: F1

TKR transaction

Common Stock

Tax liability

Transaction value
Shares: -12,750
Change %: -42%
Price: $119.78^*
Shares after: 17,536
Date: 01 Sep 2026
Ownership: Direct

TKR transaction

Common Stock

Award

Transaction value
Shares: +7,918
Change %: +45%
Price: $0.000000^*
Shares after: 25,454
Date: 01 Sep 2026
Ownership: Direct
Footnotes: F2

TKR transaction

Common Stock

Tax liability

Transaction value
Shares: -3,333
Change %: -13%
Price: $119.78^*
Shares after: 22,121
Date: 01 Sep 2026
Ownership: Direct

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents vesting of 33% of the time-based restricted share units granted on September 1, 2025 and that vest over a three year period.

Footnote F2

Represents vesting of 25% of the time-based restricted share units granted on September 1, 2025 and that vest over a four year period.

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