Anthony Grillo - 11 Jun 2026 Form 4 Insider Report for LITTELFUSE INC /DE (LFUS)

Reporting relationship: Director
Issuer ticker: LFUS
Reported as of: 11 Jun 2026
Net transaction value: -$1,355,867
SEC form: 4
Accepted by SEC: 11 Jun 2026, 17:31:17 UTC
Prior SEC filing: 08 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/Anne-Marie D'Angelo, Power of Attorney

Key filing fact

Anthony Grillo filed Form 4 for LITTELFUSE INC /DE (LFUS) on 11 Jun 2026.

Key facts

This page summarizes Anthony Grillo's Form 4 filing for LITTELFUSE INC /DE (LFUS).
5 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 11 Jun 2026, 17:31.

Change

Previous filing in this sequence was filed on 08 Jun 2026.
Current net transaction value: -$1,355,867.

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 0001070847 Primary reporting owner

GRILLO ANTHONY

Relationship: Director
Address: 6133 NORTH RIVER ROAD, SUITE 500, ROSEMONT
Signature: /s/Anne-Marie D'Angelo, Power of Attorney
Signature date: 11 Jun 2026

Reported non-derivative transactions

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

LFUS transaction

Common Stock

Sale

Transaction value: $15,742
Shares: -35
Change %: -0.05%
Price: $449.76
Shares after: 67,893
Date: 11 Jun 2026
Ownership: Direct
Footnotes: F1

LFUS transaction

Common Stock

Sale

Transaction value: $115,369
Shares: -256
Change %: -0.38%
Price: $450.66
Shares after: 67,637
Date: 11 Jun 2026
Ownership: Direct
Footnotes: F2

LFUS transaction

Common Stock

Sale

Transaction value: $1,112,652
Shares: -2,462
Change %: -3.6%
Price: $451.93
Shares after: 65,175
Date: 11 Jun 2026
Ownership: Direct
Footnotes: F3

LFUS transaction

Common Stock

Sale

Transaction value: $17,204
Shares: -38
Change %: -0.06%
Price: $452.75
Shares after: 65,137
Date: 11 Jun 2026
Ownership: Direct
Footnotes: F4

LFUS transaction

Common Stock

Sale

Transaction value: $94,901
Shares: -209
Change %: -0.32%
Price: $454.07
Shares after: 64,928
Date: 11 Jun 2026
Ownership: Direct
Footnotes: F5

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

The shares were sold in multiple transactions at prices ranging from $449.31 to $450.21, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Footnote F2

The shares were sold in multiple transactions at prices ranging from $450.42 to $450.91, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Footnote F3

The shares were sold in multiple transactions at prices ranging from $451.44 to $452.42, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Footnote F4

The shares were sold in multiple transactions at prices ranging from $452.46 to $453.03, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Footnote F5

The shares were sold in multiple transactions at prices ranging from $454.06 to $454.08, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.