LFUS
LITTELFUSE INC /DE
Switchgear & Switchboard ApparatusNasdaqLarge accelerated filer
Total Trades
79
Buys
0
Sells
44
Largest Trade
$1M+
Insiders
16
Institutional Funds
405
Inst. Value
$1M+
Activist Filings
10
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Cerniglia Kristina A. | Director | EXERCISE | $100K–$500K | 2K | $158.19 | Feb 25, 2026 |
| Cerniglia Kristina A. | Director | SELL | $500K+ | 2K | $368.38 | Feb 25, 2026 |
| HUNTER GORDON | Director | SELL | $100K–$500K | 911 | $367.68 | Feb 20, 2026 |
| HUNTER GORDON | Director | EXERCISE | $100K–$500K | 911 | $199.24 | Feb 20, 2026 |
| GRILLO ANTHONY | Director | SELL | $1M+ | 5K | $346.24 | Feb 11, 2026 |
| GRILLO ANTHONY | Director | EXERCISE | $100K–$500K | 911 | $199.24 | Feb 11, 2026 |
| Gorski Jeffrey G | SVP & Chief Accoun… | EXERCISE | $500K+ | 6K | $166.63 | Feb 6, 2026 |
| Gorski Jeffrey G | SVP & Chief Accoun… | SELL | $1M+ | 6K | $337.23 | Feb 6, 2026 |
| Chu Maggie | SVP, CHRO | EXERCISE | $500K+ | 2K | $262.75 | Feb 5, 2026 |
| Chu Maggie | SVP, CHRO | SELL | $500K+ | 2K | $326.71 | Feb 5, 2026 |
| Kim Peter Sung-Jip | SVP & GM Industria… | SELL | $1M+ | 5K | $326.35 | Feb 4, 2026 |
| Kim Peter Sung-Jip | SVP & GM Industria… | EXERCISE | $500K+ | 5K | $166.63 | Feb 4, 2026 |
| Stafford Ryan K | Executive VP | EXERCISE | $1M+ | 17K | $132.08 | Feb 4, 2026 |
| Stafford Ryan K | Executive VP | SELL | $1M+ | 17K | $325.25 | Feb 4, 2026 |
| Nayar Deepak | SVP & GM Electroni… | SELL | $1M+ | 9K | $321.55 | Feb 4, 2026 |
| Nayar Deepak | SVP & GM Electroni… | EXERCISE | $1M+ | 9K | $253.88 | Feb 4, 2026 |
| Ruppel David | SVP & GM Transport… | SELL | $100K–$500K | 1K | $321.17 | Feb 4, 2026 |
| Ruppel David | SVP & GM Transport… | EXERCISE | $100K–$500K | 1K | $251.82 | Feb 4, 2026 |
| Kim Peter Sung-Jip | SVP & GM Industria… | SELL | $500K+ | 2K | $270.02 | Dec 15, 2025 |
| Kim Peter Sung-Jip | SVP & GM Industria… | EXERCISE | $100K–$500K | 2K | $132.08 | Dec 15, 2025 |
| Stafford Ryan K | Executive VP | SELL | $500K+ | 2K | $268.31 | Dec 15, 2025 |
| Nayar Deepak | SVP & GM Electroni… | GRANT | $1K–$15K | 11 | $259.99 | Dec 8, 2025 |
| Nayar Deepak | SVP & GM Electroni… | SELL | $1M+ | 7K | $259.09 | Dec 8, 2025 |
| Nayar Deepak | SVP & GM Electroni… | EXERCISE | $1M+ | 7K | $231.64 | Dec 8, 2025 |
| Nayar Deepak | SVP & GM Electroni… | SELL | $500K+ | 2K | $255.50 | Nov 28, 2025 |
| Nayar Deepak | SVP & GM Electroni… | EXERCISE | $500K+ | 2K | $230.39 | Nov 28, 2025 |
| Stafford Ryan K | Executive VP | EXERCISE | $1M+ | 10K | $199.24 | Aug 27, 2025 |
| Stafford Ryan K | Executive VP | SELL | $1M+ | 10K | $261.34 | Aug 27, 2025 |
| Conrad Alexander | SVP &GM Passenger … | SELL | $1M+ | 13K | $261.43 | Aug 26, 2025 |
| Conrad Alexander | SVP &GM Passenger … | EXERCISE | $1M+ | 10K | $156.48 | Aug 26, 2025 |
| Sethna Meenal | Executive VP, CFO | SELL | $500K+ | 4K | $219.27 | May 14, 2025 |
| Sethna Meenal | Executive VP, CFO | EXERCISE | $500K+ | 4K | $177.65 | May 14, 2025 |
| Nayar Deepak | SVP & GM Electroni… | SELL | $100K–$500K | 1K | $197.50 | May 6, 2025 |
| Sethna Meenal | Executive VP, CFO | EXERCISE | $500K+ | 4K | $177.65 | May 6, 2025 |
| Sethna Meenal | Executive VP, CFO | SELL | $500K+ | 4K | $195.23 | May 6, 2025 |
| Cole Matthew | SVP eMobility & Co… | EXERCISE | $50K–$100K | 500 | $192.59 | Jan 17, 2025 |
| Cole Matthew | SVP eMobility & Co… | SELL | $100K–$500K | 500 | $235.00 | Jan 17, 2025 |
| Chu Maggie | SVP, CHRO | SELL | $100K–$500K | 1K | $272.96 | Aug 29, 2024 |
| HEINZMANN DAVID W | President & CEO | SELL | $500K+ | 2K | $274.65 | Aug 27, 2024 |
| HEINZMANN DAVID W | President & CEO | EXERCISE | $100K–$500K | 2K | $192.59 | Aug 27, 2024 |
| HEINZMANN DAVID W | President & CEO | EXERCISE | $1M+ | 9K | $192.59 | Aug 26, 2024 |
| HEINZMANN DAVID W | President & CEO | SELL | $1M+ | 9K | $274.40 | Aug 26, 2024 |
| HEINZMANN DAVID W | President & CEO | SELL | $1M+ | 4K | $273.92 | Aug 1, 2024 |
| HEINZMANN DAVID W | President & CEO | EXERCISE | $500K+ | 4K | $192.59 | Aug 1, 2024 |
| Cole Matthew | SVP eMobility & Co… | SELL | $100K–$500K | 916 | $248.18 | Feb 13, 2024 |
| Cole Matthew | SVP eMobility & Co… | EXERCISE | $100K–$500K | 916 | $154.15 | Feb 13, 2024 |
| Stafford Ryan K | EVP | SELL | $100K–$500K | 2K | $243.62 | Feb 9, 2024 |
| Cole Matthew | SVP eMobility & Co… | SELL | $100K–$500K | 2K | $236.93 | Nov 15, 2023 |
| Cole Matthew | SVP eMobility & Co… | EXERCISE | $100K–$500K | 2K | $154.15 | Nov 15, 2023 |
| Gorski Jeffrey G | SVP & Chief Accoun… | SELL | $100K–$500K | 700 | $270.15 | Jun 16, 2023 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 405 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| VANGUARD GROUP INC | 2.8M | $1M+ | SH |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | 1.0M | $1M+ | SH |
| VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. | 980K | $1M+ | SH |
| Neuberger Berman Group LLC | 836K | $1M+ | SH |
| MAIRS & POWER INC | 779K | $1M+ | SH |
| STATE STREET CORP | 760K | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 463K | $1M+ | SH |
| Impax Asset Management Group plc | 454K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 390K | $1M+ | SH |
| EARNEST PARTNERS LLC | 384K | $1M+ | SH |
| VICTORY CAPITAL MANAGEMENT INC | 372K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 323K | $1M+ | SH |
| Channing Capital Management, LLC | 304K | $1M+ | SH |
| NORGES BANK | 291K | $1M+ | SH |
| SEGALL BRYANT & HAMILL, LLC | 280K | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 264K | $1M+ | SH |
| Copeland Capital Management, LLC | 243K | $1M+ | SH |
| ROYCE & ASSOCIATES LP | 232K | $1M+ | SH |
| Vulcan Value Partners, LLC | 192K | $1M+ | SH |
| SCHRODER INVESTMENT MANAGEMENT GROUP | 172K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Oct 31, 2025
11.8%
2.9M shares
T. Rowe Price Investment Management, Inc. 85-4328500
SC 13G/A · Nov 14, 2024
2.9%
708K shares
T. Rowe Price Investment Management, Inc. 85-4328500
SC 13G · Feb 14, 2024
5.7%
1.4M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
10.7%
2.7M shares
SC 13G/A · Jan 25, 2024
8.7%
2.2M shares
T. Rowe Price Investment Management, Inc. 85-4328500
SC 13G · Feb 14, 2023
6.0%
1.5M shares
T. ROWE PRICE ASSOCIATES, INC. 52-0556948
SC 13G/A · Feb 14, 2023
0.7%
169K shares
SC 13G/A · Jan 25, 2023
8.7%
2.1M shares
T. ROWE PRICE ASSOCIATES, INC. 52-0556948
SC 13G/A · Feb 14, 2022
7.6%
1.9M shares
SC 13G/A · Feb 1, 2022
8.1%
2.0M shares