v3.26.3
Business Segments (Tables)
 9 Months Ended
Sep. 27, 2026
Segment Reporting [Abstract]  
Schedule of Information by Business Segments
Information for the Company’s business segments was as follows (in millions):
 Third Quarter Ended September 27, 2026
Digital ImagingInstrumentationAerospace and Defense ElectronicsEngineered SystemsTotal
Net sales (a)$903.0 $370.5 $287.4 $124.0 $1,684.9 
Costs and expenses
Cost of sales481.5 190.2 169.7 104.1 945.5 
Selling, general and administrative139.7 54.0 32.2 6.6 232.5 
Research and development52.2 23.7 2.4 0.3 78.6 
Acquired intangible asset amortization46.9 3.0 5.3 — 55.2 
Segment Operating income (loss)
$182.7 $99.6 $77.8 $13.0 $373.1 
Reconciliation to Income (loss) before income taxes
Corporate expense(25.9)
Interest and debt income (expense), net(10.5)
Non-service retirement benefit income (expense), net2.6 
Other income (expense), net7.5 
Income (loss) before income taxes
$346.8 
(a) Net sales exclude inter-segment sales of $13.1 million for the third quarter of 2026.
 Nine Months Ended September 27, 2026
Digital ImagingInstrumentationAerospace and Defense ElectronicsEngineered SystemsTotal
Net sales (a)$2,588.6 $1,119.7 $851.3 $347.9 $4,907.5 
Costs and expenses
Cost of sales1,388.4 579.9 500.4 287.5 2,756.2 
Selling, general and administrative401.0 165.4 95.6 19.6 681.6 
Research and development162.3 75.1 15.0 1.0 253.4 
Acquired intangible asset amortization142.3 9.9 16.6 — 168.8 
Segment Operating income (loss)
$494.6 $289.4 $223.7 $39.8 $1,047.5 
Reconciliation to Income (loss) before income taxes
Corporate expense(72.9)
Interest and debt income (expense), net(36.4)
Non-service retirement benefit income (expense), net7.9 
Other income (expense), net0.7 
Income (loss) before income taxes
$946.8 
(a) Net sales exclude inter-segment sales of $36.4 million for the first nine months of 2026.
 Third Quarter Ended September 28, 2025
Digital ImagingInstrumentationAerospace and Defense ElectronicsEngineered SystemsTotal
Net sales (a)$785.4 $363.6 $275.5 $115.0 $1,539.5 
Costs and expenses
Cost of sales435.1 186.2 162.5 96.2 880.0 
Selling, general and administrative129.4 50.9 29.4 6.5 216.2 
Research and development50.7 24.4 8.2 0.1 83.4 
Acquired intangible asset amortization46.8 3.3 5.0 — 55.1 
Segment Operating income (loss)
$123.4 $98.8 $70.4 $12.2 $304.8 
Reconciliation to Income (loss) before income taxes
Corporate expense(22.0)
Interest and debt income (expense), net(12.6)
Non-service retirement benefit income (expense), net2.7 
Other income (expense), net0.9 
Income (loss) before income taxes
$273.8 
(a) Net sales exclude inter-segment sales of $6.6 million for the third quarter of 2025.
 Nine Months Ended September 28, 2025
Digital ImagingInstrumentationAerospace and Defense ElectronicsEngineered SystemsTotal
Net sales (a)$2,313.4 $1,074.5 $782.8 $332.4 $4,503.1 
Costs and expenses
Cost of sales1,294.2 546.4 460.9 278.0 2,579.5 
Selling, general and administrative372.4 150.9 93.4 18.9 635.6 
Research and development143.0 74.3 22.4 0.4 240.1 
Acquired intangible asset amortization138.5 9.8 13.4 — 161.7 
Segment Operating income (loss)
$365.3 $293.1 $192.7 $35.1 $886.2 
Reconciliation to Income (loss) before income taxes
Corporate expense(65.9)
Interest and debt income (expense), net(47.5)
Non-service retirement benefit income (expense), net8.2 
Other income (expense), net(7.7)
Income (loss) before income taxes
$773.3 
(a) Net sales exclude inter-segment sales of $17.5 million for the first nine months of 2025.
Identifiable assets for the Company’s business segments was as follows (in millions):
Identifiable assets:September 27, 2026December 28, 2025
Digital Imaging$11,286.8 $11,303.3 
Instrumentation1,884.5 1,794.3 
Aerospace and Defense Electronics1,536.7 1,498.2 
Engineered Systems201.9 184.1 
Total segment identifiable assets14,909.9 14,779.9 
Corporate655.1 505.4 
Total Teledyne identifiable assets$15,565.0 $15,285.3 
Schedule of Sales by Product Line
The table below provides a summary of the net sales by product line for the Instrumentation segment (in millions):
Third QuarterNine Months
Instrumentation2026202520262025
Marine Instrumentation$173.1 $169.7 $529.6 $503.0 
Environmental Instrumentation125.4 117.1 368.7 345.9 
Test and Measurement Instrumentation72.0 76.8 221.4 225.6 
Total$370.5 $363.6 $1,119.7 $1,074.5