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Business Segments (Tables)

3 Months Ended

Mar. 29, 2026

Segment Reporting [Abstract]

Schedule of Information by Business Segments

Information for the Company’s business segments was as follows (in millions):

			First Quarter Ended March 29, 2026
			Digital Imaging						Instrumentation						Aerospace and Defense Electronics						Engineered Systems						Total
Net sales (a)			$	816.9					$	361.4					$	277.5					$	104.3					$	1,560.1
Costs and expenses
Cost of sales			447.6						190.2						162.7						85.8						886.3
Selling, general and administrative			127.2						54.2						30.4						6.6						218.4
Research and development			52.4						25.1						6.9						0.2						84.6
Acquired intangible asset amortization			48.0						3.5						6.1						—						57.6
Segment Operating income (loss)			$	141.7					$	88.4					$	71.4					$	11.7					$	313.2
Reconciliation to Income (loss) before income taxes
Corporate expense																											(19.0)
Interest and debt expense, net																											(12.3)
Non-service retirement benefit income																											2.7
Other income (expense), net																											(5.9)
Income (loss) before income taxes																											$	278.7

(a) Net sales exclude inter-segment sales of $5.3 million for the first quarter of 2026.

			First Quarter Ended March 30, 2025
			Digital Imaging						Instrumentation						Aerospace and Defense Electronics						Engineered Systems						Total
Net sales (a)			$	757.0					$	343.3					$	242.5					$	107.1					$	1,449.9
Costs and expenses
Cost of sales			422.5						173.5						144.2						90.2						830.4
Selling, general and administrative			122.7						49.7						33.2						6.1						211.7
Research and development			44.1						24.2						6.0						—						74.3
Acquired intangible asset amortization			45.4						3.2						3.4						—						52.0
Segment Operating income (loss)			$	122.3					$	92.7					$	55.7					$	10.8					$	281.5
Reconciliation to Income (loss) before income taxes
Corporate expense																											(22.2)
Interest and debt expense, net																											(17.3)
Non-service retirement benefit income																											2.8
Other income (expense), net																											(5.9)
Income (loss) before income taxes																											$	238.9

(a) Net sales exclude inter-segment sales of $3.8 million for the first quarter of 2025.

Identifiable assets for the Company’s business segments was as follows (in millions):

Identifiable assets:			March 29, 2026						December 28, 2025
Digital Imaging			$	11,325.2					$	11,303.3
Instrumentation			1,870.9						1,794.3
Aerospace and Defense Electronics			1,509.3						1,498.2
Engineered Systems			205.3						184.1
Total segment identifiable assets			14,910.7						14,779.9
Corporate			582.3						505.4
Total Teledyne identifiable assets			$	15,493.0					$	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):

			First Quarter
Instrumentation			2026						2025
Marine Instrumentation			$	175.3					$	161.8
Environmental Instrumentation			116.2						108.9
Test and Measurement Instrumentation			69.9						72.6
Total			$	361.4					$	343.3

X

- Definition

Tabular disclosure of entity-wide revenues from external customers for each product or service or each group of similar products or services if the information is not provided as part of the reportable operating segment information.

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Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

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