CIK 0000889331 · Large accelerated filer
LITTELFUSE INC /DE
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- LFUS
- Exchange
- Nasdaq
- Industry
- Switchgear & Switchboard Apparatus
- FY end
- Dec 26
- Incorporated
- DE
- Entity type
- operating
- EIN
- 363795742
- Phone
- 773-628-1000
- Business address
- 6133 NORTH RIVER ROAD, SUITE 500, ROSEMONT, IL, 60018
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $604,023
- in 1 filing
Net −$604,023. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-06-04 | GRILLO ANTHONY Director | Grant or award | +35 | $480.24 | $17K | 67,925 |
| 2026-06-04 | GRILLO ANTHONY Director | Grant or award | +3 | $480.24 | $1K | 67,928 |
| 2026-06-03 | HUNTER GORDON Director | Sale 10b5-1 | −603 | $488.31 | $294K | 26,678 |
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Option exercise | +1,355 | $267.84 | $363K | 11,872 |
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Option exercise | +2,486 | $231.64 | $576K | 14,358 |
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Option exercise | +3,285 | $240.76 | $791K | 17,643 |
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Option exercise | +3,045 | $230.39 | $702K | 20,688 |
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Sale | −10,090 | $486.18 | $4.9M | 10,598 |
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Sale | −81 | $484.90 | $39K | 10,517 |
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Option exercise · Stock Option (right to buy) | −1,355 | 0 | ||
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Option exercise · Stock Option (right to buy) | −2,486 | 0 | ||
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Option exercise · Stock Option (right to buy) | −3,285 | 0 | ||
| 2026-06-02 | Kim Peter Sung-Jip SVP & GM Industrial Business | Option exercise · Stock Option (right to buy) | −3,045 | 1,523 | ||
| 2026-05-20 | Chu Maggie SVP, CHRO | Option exercise | +4,030 | $231.64 | $934K | 10,031 |
| 2026-05-20 | Chu Maggie SVP, CHRO | Option exercise | +4,283 | $240.76 | $1.0M | 14,314 |
| 2026-05-20 | Chu Maggie SVP, CHRO | Option exercise | +3,084 | $230.39 | $711K | 17,398 |
| 2026-05-20 | Chu Maggie SVP, CHRO | Sale | −8,926 | $435.22 | $3.9M | 8,472 |
| 2026-05-20 | Chu Maggie SVP, CHRO | Sale | −2,408 | $436.38 | $1.1M | 6,064 |
| 2026-05-20 | Chu Maggie SVP, CHRO | Sale | −63 | $437.37 | $28K | 6,001 |
| 2026-05-18 | Ruppel David SVP & GM Transportation Bus. | Sale | −506 | $445.16 | $225K | 5,260 |
Page 4 of 29 · 565 trades