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  4. [Form 4] LITTELFUSE INC /DE Insider Trading Activity

Littelfuse (LFUS) SVP sells 8,875 shares after option exercise

Filing Impact
(Very High)
Filing Sentiment
(Very Negative)
Form Type
4

Rhea-AI Filing Summary

Littelfuse SVP & GM Electronics Business Deepak Nayar reported a series of stock option exercises and share sales in company common stock. On February 2, 2026, he exercised options for 4,300 shares at $267.84 and 4,575 shares at $240.76, receiving an equal number of common shares.

That same day, he sold a total of 8,875 shares of Littelfuse common stock in multiple transactions, at weighted average prices ranging from about $320 to $325.50, as detailed in several price-range footnotes. After these transactions, he directly owned 6,009 shares of Littelfuse common stock.

Positive

  • None.

Negative

  • None.
Insider Nayar Deepak
Role SVP & GM Electronics Business
Sold 8,875 shs ($2.85M)
Type Security Shares Price Value
Exercise Stock Option (right to buy) 4,300 $0.00 --
Exercise Stock Option (right to buy) 4,575 $0.00 --
Exercise Common Stock 4,300 $267.84 $1.15M
Exercise Common Stock 4,575 $240.76 $1.10M
Sale Common Stock 120 $325.50 $39K
Sale Common Stock 320 $324.34 $104K
Sale Common Stock 642 $323.50 $208K
Sale Common Stock 2,406 $322.37 $776K
Sale Common Stock 1,608 $321.39 $517K
Sale Common Stock 3,779 $320.40 $1.21M
Holdings After Transaction: Stock Option (right to buy) — 0 shares (Direct); Common Stock — 10,309 shares (Direct)
Footnotes (1)
  1. The shares were sold in multiple transactions at prices ranging from $324.17 to $324.60, 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. The shares were sold in multiple transactions at prices ranging from $323.00 to $323.85, 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. The shares were sold in multiple transactions at prices ranging from $322.01 to $322.94, 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. The shares were sold in multiple transactions at prices ranging from $321.03 to $321.98, 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. The shares were sold in multiple transactions at prices ranging from $320.00 to $320.89, 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. The option for 4,300 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2021 date of grant. The option for 6,862 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2023 date of grant.
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Nayar Deepak
(Last) (First) (Middle)
6133 NORTH RIVER ROAD, SUITE 500
(Street)
ROSEMONT IL 60018
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
LITTELFUSE INC /DE [ LFUS ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
SVP & GM Electronics Business
3. Date of Earliest Transaction (Month/Day/Year)
02/02/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 02/02/2026 M 4,300 A $267.84 10,309 D
Common Stock 02/02/2026 M 4,575 A $240.76 14,884 D
Common Stock 02/02/2026 S 120 D $325.5 14,764 D
Common Stock 02/02/2026 S 320 D $324.34(1) 14,444 D
Common Stock 02/02/2026 S 642 D $323.5(2) 13,802 D
Common Stock 02/02/2026 S 2,406 D $322.37(3) 11,396 D
Common Stock 02/02/2026 S 1,608 D $321.39(4) 9,788 D
Common Stock 02/02/2026 S 3,779 D $320.4(5) 6,009 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (right to buy) $267.84 02/02/2026 M 4,300 (6) 04/22/2028 Common Stock 4,300 $0 0 D
Stock Option (right to buy) $240.76 02/02/2026 M 4,575 (7) 04/27/2030 Common Stock 4,575 $0 2,287 D
Explanation of Responses:
1. The shares were sold in multiple transactions at prices ranging from $324.17 to $324.60, 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.
2. The shares were sold in multiple transactions at prices ranging from $323.00 to $323.85, 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.
3. The shares were sold in multiple transactions at prices ranging from $322.01 to $322.94, 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.
4. The shares were sold in multiple transactions at prices ranging from $321.03 to $321.98, 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.
5. The shares were sold in multiple transactions at prices ranging from $320.00 to $320.89, 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.
6. The option for 4,300 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2021 date of grant.
7. The option for 6,862 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2023 date of grant.
Remarks:
/s/Ryan K. Stafford, Power of Attorney 02/04/2026
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Littelfuse (LFUS) executive Deepak Nayar report?

Deepak Nayar reported exercising stock options and selling common shares. On February 2, 2026, he exercised options for 8,875 Littelfuse shares and sold 8,875 common shares in multiple transactions, ending the day with direct ownership of 6,009 Littelfuse common shares.

How many Littelfuse (LFUS) shares did Deepak Nayar sell in this Form 4?

He sold a total of 8,875 Littelfuse common shares. The sales were broken into several trades of 120, 320, 642, 2,406, 1,608, and 3,779 shares, all executed on February 2, 2026, as reported in the Form 4 tables.

At what prices were the Littelfuse (LFUS) shares sold by Deepak Nayar?

The reported sales occurred around the low-$320s per share. Individual line items show weighted average prices such as $325.50, $324.34, $323.50, $322.37, $321.39, and $320.40, with footnotes describing detailed price ranges for each sale group.

What stock options did Littelfuse (LFUS) executive Deepak Nayar exercise?

He exercised two stock option grants covering 8,875 shares. One option for 4,300 shares had an exercise price of $267.84, and another for 4,575 shares had an exercise price of $240.76, both converted into Littelfuse common shares on February 2, 2026.

How many Littelfuse (LFUS) shares does Deepak Nayar own after these transactions?

After the reported trades, he directly owns 6,009 shares. The Form 4’s running balances in Table I show his beneficially owned common stock declining with each sale, finishing at 6,009 directly held Littelfuse shares on February 2, 2026.

What do the price range footnotes mean in the Littelfuse (LFUS) Form 4?

The footnotes explain that several sales were split across many trades. Each footnote provides a price range, notes that the reported figure is a weighted average, and states that full per‑trade details are available upon request from regulators, the issuer, or shareholders.