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LFUS

Littelfuse Inc /De

Company with tickers: LFUS

CIK
889331
CUSIP
537008104
Shares Outstanding
25,288,904
13F Activity (30d)
159 filings 153 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 467
Total Value: $4,884,414,274
Total Shares: 14,393,442
Showing 1–100 of 472 holdings by value · page 1 of 5

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 467 13F filers · Δ vs Dec 31, 2025
Top Holder
8.6%
Jun 2023 → Mar 2026 · range 7.8% – 12.4%
+0.8 pts
Top 5
31.4%
Jun 2023 → Mar 2026 · range 31.2% – 34.1%
−2.0 pts
Top 10
44.7%
Jun 2023 → Mar 2026 · range 43.3% – 48.0%
−2.7 pts
HHI
299
Jun 2023 → Mar 2026 · range 299 – 360
Broadly held−16

Quarterly Activity

vs Dec 31, 2025
New
94
Increased
138
Decreased
146
Sold Out
48
Unchanged
89
Holder count: +46
Institutional value: +47.3%
Shares held: +9.8%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 100 of 472
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Holder Value (USD) % of 13F Shares Open