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Littelfuse, Inc. (LFUS) SEC Filings & Earnings Calls

EquiReason read 18 Littelfuse, Inc. SEC filings in the last 12 months. Latest: 8-K on 2026-09-17 — Littelfuse amends share purchase and supply agreement for Dortmund wafer fab, paying €24.6M one-time fee for enhanced strategic flexibility and simplified legacy arrangements..

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

LFUSLittelfuse, Inc.Follow LFUS — free
Electronic Components · Technology
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Market cap
8.9B
P/E TTM
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Dividend yield
0.9%
52-week
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Next earnings
28 Oct, in 4 days

Every filing, read

last 12 months · SEC

What happened, the numbers inside, guidance and risks. The original is one click away.

17 Sep 20268-K · 7.01Littelfuse amends share purchase and supply agreement for Dortmund wafer fab, paying €24.6M one-time fee for enhanced strategic flexibility and simplified legacy arrangements.open

Figures in the filing · each found in the filing text

Amendment fee · Q3-2026$25M

Risks flagged

One-time fee of €24.6M will impact Q3 2026 earnings.

“one-time amendment fee of €24.6 million that will be recorded in the third quarter financial results” · word for word
Read the original on SEC EDGAR ↗
16 Sep 20268-K · 5.02Littelfuse SVP and GM of Electronics Business to transition to Special Advisor to CEO effective Jan 1, 2027; compensation details disclosed.open

Risks flagged

Loss of a key business leader may create short-term uncertainty in Electronics segment.

“Transition of SVP and GM of Electronics Business; successor not announced.”
Read the original on SEC EDGAR ↗
11 Aug 20268-K · 5.02, 7.01Reported the departure of a director or principal officer (CEO/CFO change); issued a Regulation FD disclosure (forward guidance or material update)SEC ↗
29 Jul 20268-K · 2.02, 7.01Net sales $739M (+20% y/y); Adjusted diluted earnings per share $4.19; GAAP diluted earnings per share $3.49; Guidance: Q3 net sales $780-800M, adjusted EPS $4.85-5.05earningsopen

Figures in the filing · each found in the filing text

Net sales · Q2-2026$739M+20% y/y
Adjusted diluted earnings per share · Q2-2026$4.19
GAAP diluted earnings per share · Q2-2026$3.49
Free cash flow · Q2-2026$127M+75% y/y
Cash flow from operations · Q2-2026$146M
GAAP operating margin · Q2-202616.2%
Adjusted EBITDA margin · Q2-202623.6%
Dividend per share · Q3-2026$0.80+7% y/y

Guidance

Q3 net sales $780-800M, adjusted EPS $4.85-5.05

Q3 guidance implies ~26% total revenue growth YoY, supported by record bookings and customer momentum.

Risks flagged

Transportation segment margin declined 190bps due to lower commercial vehicle profitability.

“Transportation Segment Adjusted EBITDA margin decreased to 18.6% (-190 bps).”
Read the original on SEC EDGAR ↗
29 Jul 202610-QLittelfuse reported strong Q2 2026 results with net sales up 20.4% YoY, gross margin expanding 360 bps, and EPS up 51.7%, driven by Electronics segment demand recovery.earningsopen

Figures in the filing · each found in the filing text

Net sales · Q2-2026$739M+20% y/y
Gross profit · Q2-2026$306M+32% y/y
Gross margin · Q2-202641.4%
Operating income · Q2-2026$120M+29% y/y
Operating margin · Q2-202616.2%
Net income · Q2-2026$89M+56% y/y
Diluted EPS · Q2-2026$3.49+52% y/y
Electronics segment net sales · Electronics · Q2-2026$406M+21% y/y
Electronics segment operating income · Electronics · Q2-2026$87M+74% y/y
Transportation segment net sales · Transportation · Q2-2026$182M+2% y/y

Risks flagged

Semiconductor Restructuring

“During the second quarter of 2026, the Company recognized fixed asset impairment charges of $13.1 million, primarily related to the announced closure and/or disposition of two manufacturing sites for the semiconductor business within the Electronics segment.” · word for word

Transportation Segment Margin Pressure

“The decrease in operating income was primarily due to lower gross margin from the commercial vehicles business impacted by cost inflation and unfavorable product mix.” · word for word

Geopolitical / Energy Cost Risk

“the ongoing military conflict among the U.S., Israel, Iran and Lebanon and the related disruptions to shipping through the Strait of Hormuz, which have led to significant volatility in global energy markets and could lead to prolonged increases in crude oil and natural gas prices.” · word for word
Read the original on SEC EDGAR ↗
14 May 20268-K · 7.01Issued a Regulation FD disclosure (forward guidance or material update); filed financial statements and exhibits with this reportSEC ↗
6 May 202610-QNet sales $657M (+18% y/y); Net income $75M (+72% y/y); Operating income $101M (+44% y/y)open

Figures in the filing · each found in the filing text

Net sales · Q1-2026$657M+19% y/y
Net income · Q1-2026$75M+73% y/y
Operating income · Q1-2026$101M+44% y/y
Operating cash flow · Q1-2026$80M+22% y/y
Gross margin · Q1-202638.7%
Electronics segment net sales · Electronics · Q1-2026$363M+18% y/y
Transportation segment net sales · Transportation · Q1-2026$170M+5% y/y
Industrial segment net sales · Industrial · Q1-2026$124M+45% y/y

Risks flagged

Product recall exposure

“The Company has been notified by one of its customers of a product recall potentially due to certain fuses provided by Littelfuse and incorporated in such products. The Company has determined pursuant to ASC 450, 'Contingencies', that a loss is reasonably possible.” · word for word

Geopolitical and tariff risk

“Among those tensions, is the ongoing military conflict among the U.S., Israel, Iran and Lebanon and the related disruptions to shipping through the Strait of Hormuz, which have led to significant volatility in global energy markets and could lead to prolonged increases in crude oil and natural gas prices.” · word for word
Read the original on SEC EDGAR ↗
6 May 20268-K · 2.02, 7.01Net Sales $657M (+19% y/y); Organic Sales Growth 9; GAAP Diluted EPS $2.96; Guidance: Q2 2026 net sales $690-$710M; adjusted diluted EPS $3.65-$3.85earningsopen

Figures in the filing · each found in the filing text

Net Sales · consolidated · Q1-2026$657M+19% y/y
Organic Sales Growth · consolidated · Q1-20269.0%
GAAP Diluted EPS · consolidated · Q1-2026$2.96
Adjusted Diluted EPS · consolidated · Q1-2026$3.31
GAAP Operating Margin · consolidated · Q1-202615.4%
Adjusted EBITDA Margin · consolidated · Q1-202622.9%
Cash Flow from Operations · consolidated · Q1-2026$80M
Free Cash Flow · consolidated · Q1-2026$66M+55% y/y
Electronics Segment Adjusted EBITDA Margin · Electronics · Q1-202625.1%
Transportation Segment Adjusted EBITDA Margin · Transportation · Q1-202619.1%

Guidance

Q2 2026 net sales $690-$710M; adjusted diluted EPS $3.65-$3.85

Q2 guidance implies ~14% total revenue growth YoY, supported by strong backlog and customer momentum; margin expansion expected to continue.

Risks flagged

Lower commercial vehicle sales (-1% organic) and HVAC demand weakness partially offset growth.

“Lower commercial vehicle organic sales reflected the previously disclosed exit of the marine business; lower HVAC demand in Industrial segment.” · word for word

Integration risk from Basler acquisition (contributed +39% to Industrial segment growth).

“The Basler acquisition and favorable FX also contributed +39% and +1% to growth, respectively.” · word for word
Read the original on SEC EDGAR ↗
28 Apr 20268-K · 5.02, 5.07Reported the departure of a director or principal officer (CEO/CFO change); submitted matters to a vote of security holdersopen

Risks flagged

No material risks identified.

Read the original on SEC EDGAR ↗
13 Mar 20268-K · 1.01, 2.03Littelfuse, Inc. entered into an $800 million senior unsecured revolving credit facility with a syndicate of banks, including Bank of America, Citibank, and JPMorgan Chase, to refinance debt and for general corporate purposes.open

Figures in the filing · each found in the filing text

revolving credit facility amount$800M
Read the original on SEC EDGAR ↗
12 Mar 2026DEF 14AProxy statement discloses CEO transition (Heinzmann retired, Henderson appointed), CFO transition (Sethna separated, Khandelwal appointed), and other executive departures with severance arrangements.open

Figures in the filing · each found in the filing text

Net Sales · FY2025$2.39B+9% y/y
Net Cash Provided by Operating Activities · FY2025$434M+18% y/y
Adjusted Earnings Per Share (AIP EPS) · FY2025$10.69
AIP Corporate Sales · FY2025$2.38B
AIP Cash Flow from Operations · FY2025$434M
Net Income (Loss) · FY2025$-72M
Total Shareholder Return (1-year) · FY2025$104.32
Peer Group Total Shareholder Return (1-year) · FY2025$236.57

Risks flagged

Executive turnover and severance costs

“During fiscal year 2025, the Company experienced several executive transitions, some of which resulted in severance arrangements for certain NEOs.” · word for word

Negative net income in 2025

“Net (Loss) Income ($71.7M)”

Underperformance vs. peer group TSR

“Peer Group Total Shareholder Return $236.57 vs. Company TSR $104.32”
Read the original on SEC EDGAR ↗
5 Mar 20268-K · 5.02, 7.01Product sales to Trane $19Mopen

Figures in the filing · each found in the filing text

product sales to Trane · since December 2$19M
Read the original on SEC EDGAR ↗
19 Feb 202610-KRevenue $2.39B (+9% y/y); Backlog $1.07B (+61% y/y); Electronics Revenue $1.35B (+13% y/y)open

Figures in the filing · each found in the filing text

Revenue · FY2025$2.39B+9% y/y
Backlog · FY2025$1.07B+61% y/y
Electronics Revenue · Electronics · FY2025$1.35B+13% y/y
Transportation Revenue · Transportation · FY2025$676M+1% y/y
Industrial Revenue · Industrial · FY2025$364M+10% y/y
R&D Expense · FY2025$107M-1% y/y
Americas Revenue · FY2025$948M+5% y/y
Asia-Pacific Revenue · FY2025$907M+10% y/y
Europe Revenue · FY2025$532M+14% y/y

Risks flagged

Tariff and Trade Policy Risk

“Tariffs have resulted in China and other countries imposing reciprocal tariffs on U.S. goods and ceasing sales of certain products to the U.S.” · word for word

China Revenue Concentration Risk

“Sales to customers outside the U.S. constituted approximately 65% of the Company's net sales in fiscal 2025, including approximately 24% to China.” · word for word

Product Recall Risk

“The Company has been notified by one of its customers of a product recall potentially due to certain fuses provided by the Company.” · word for word
Read the original on SEC EDGAR ↗
28 Jan 20268-K · 2.02, 7.01Net sales $594M (+12% y/y); Organic growth 7; Adjusted diluted EPS $2.69; Guidance: Q1 2026 net sales $625-$645M vs Q4 $594M; ~15% YoY revenue growthearningsopen

Figures in the filing · each found in the filing text

Net sales · Q4-2025$594M+12% y/y
Organic growth · Q4-20257.0%
Adjusted diluted EPS · Q4-2025$2.69
Adjusted EBITDA margin · Q4-202520.5%
Free cash flow · Q4-2025$120M
Net sales · FY2025$2.39B+9% y/y
Adjusted diluted EPS · FY2025$10.68+34% y/y
Adjusted EBITDA margin · FY202520.9%
Free cash flow · FY2025$366M
Electronics segment net sales growth · Electronics · Q4-202521.0%

Guidance

Q1 2026 net sales $625-$645M vs Q4 $594M; ~15% YoY revenue growth

Q1 guidance implies ~15% revenue growth YoY, above Q4's 12% growth; backlog strengthening; margin expansion expected to continue.

Risks flagged

Goodwill impairment in Semiconductor Products business signals persistent soft market conditions and potential further write-downs.

“non-cash goodwill impairment charge of $301 million related to the Semiconductor Products business reflecting weaker sales and profitability than original expectations amid persistent soft market conditions.” · word for word

Commercial vehicle and industrial end markets remain soft, with organic declines in Transportation and Industrial segments.

“lower commercial vehicle sales (-4% organic); Industrial organic sales decreased 1%”
Read the original on SEC EDGAR ↗
8 Jan 20268-K · 5.02Reported the departure of a director or principal officer (CEO/CFO change); filed financial statements and exhibits with this reportopen

Risks flagged

Loss of senior legal and M&A executive may affect strategic transactions and legal oversight.

“Departure of EVP, M&A, Chief Legal Officer and Corporate Secretary.”
Read the original on SEC EDGAR ↗
29 Oct 20258-K · 2.02, 7.01Net sales $625M (+10% y/y); GAAP diluted earnings per share $2.77 (+19% y/y); Adjusted diluted earnings per share $2.95 (+9% y/y); Guidance: Q4 2025 net sales $570-590M, adjusted EPS $2.40-2.60earningsopen

Figures in the filing · each found in the filing text

Net sales · Q3-2025$625M+10% y/y
GAAP diluted earnings per share · Q3-2025$2.77+19% y/y
Adjusted diluted earnings per share · Q3-2025$2.95+9% y/y
GAAP Operating margin · Q3-202515.6%
Adjusted EBITDA margin · Q3-202521.5%
Cash flow from operations (YTD) · 9M-2025$295M
Free cash flow (YTD) · 9M-2025$246M
Electronics segment net sales growth · Electronics · Q3-202518.0%
Industrial segment net sales growth · Industrial · Q3-20254.0%
Electronics segment adjusted EBITDA margin · Electronics · Q3-202524.0%

Guidance

Q4 2025 net sales $570-590M, adjusted EPS $2.40-2.60

Q4 guidance implies +10% revenue growth YoY, supported by strong backlog. Management tone positive but acknowledges mixed end-market conditions. Margin outlook mixed across segments.

Risks flagged

Mixed end-market demand: softness in transportation (commercial vehicle, agriculture) and industrial (HVAC, construction) segments.

“Transportation organic sales -2% driven by lower commercial vehicle sales (-3% organic); Industrial organic sales +4% but HVAC and construction demand soft.”

Margin pressure in Transportation and Industrial segments due to lower volume, unfavorable mix, and higher stock/compensation costs.

“Transportation EBITDA margin -220bps; Industrial EBITDA margin -310bps.”

Unfavorable tariff timing impact on Transportation segment.

“Transportation margin impacted by unfavorable tariff timing.”

Power semiconductor volumes remain soft, partially offsetting growth in protection semiconductor.

“Semiconductor product (+5% organic) growth driven by improved protection semiconductor demand in-part offset by lower power semiconductor volumes.”
Read the original on SEC EDGAR ↗
29 Oct 202510-QQ3 2025 revenue +10.1% YoY, net income +19.7% YoY, driven by Electronics segment volume and acquisition.earningsopen

Figures in the filing · each found in the filing text

Net sales · Q3-2025$625M+10% y/y
Net income · Q3-2025$70M+20% y/y
Gross profit · Q3-2025$241M+12% y/y
Operating income · Q3-2025$97M+11% y/y
Adjusted diluted EPS · Q3-2025$2.77+19% y/y
Operating cash flow · 9M-2025$295M+43% y/y

Risks flagged

Tariff impact on COGS and demand

“Tariffs may increase the cost of materials in our supply chain, incur reciprocal levies on components and finished products exported to or imported from affected countries, and have an adverse impact on our cost of goods sold in the U.S. and abroad.” · word for word

Semiconductor goodwill impairment risk

“The Electronics-Semiconductor reporting unit within the Electronics segment is at risk for future impairment if projected operating results are not met or other inputs into the fair value measurement change.” · word for word

Product recall liability

“The Company has been notified by one of its customers of a product recall potentially due to certain fuses provided by Littelfuse and incorporated in such products.” · word for word
Read the original on SEC EDGAR ↗
28 Oct 20258-K · 1.01, 7.01Basler expected 2025 revenue $125M; Transaction value $350Mopen

Figures in the filing · each found in the filing text

Basler expected 2025 revenue · Basler Electric · FY2025$125M
Transaction value$350M

Risks flagged

Integration risk; regulatory approvals required; closing expected by end of Q4 2025.

“Transaction subject to customary closing conditions and regulatory approvals.”
Read the original on SEC EDGAR ↗

Littelfuse, Inc. — questions

What did Littelfuse, Inc. file recently?
18 SEC filings in the last 12 months. Latest: 8-K on 2026-09-17 — Littelfuse amends share purchase and supply agreement for Dortmund wafer fab, paying €24.6M one-time fee for enhanced strategic flexibility and simplified legacy arrangements.

Every figure on this page comes from Littelfuse, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.